| BIRMINGHAM C.O. | AL | 11 | 0.8 | 0.1 | 0.5 | 0.5 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | T | T | 1.9 |
| BIRMINGHAM AP | AL | 65 | 0.6 | 0.2 | 0.3 | 0.1 | T | T | T | 0.0 | T | T | T | 0.3 | 1.5 |
| HUNTSVILLE | AL | 37 | 1.4 | 0.8 | 0.4 | T | T | T | 0.0 | T | 0.0 | T | 0.0 | 0.1 | 2.7 |
| MOBILE | AL | 66 | 0.1 | 0.1 | 0.1 | T | T | 0.0 | T | 0.0 | 0.0 | 0.0 | T | 0.1 | 0.4 |
| MONTGOMERY | AL | 52 | 0.2 | 0.1 | 0.1 | 0.0 | T | 0.0 | 0.0 | 0.0 | 0.0 | T | T | 0.0 | 0.4 |
| ANCHORAGE | AK | 65 | 10.8 | 11.6 | 9.6 | 4.6 | 0.5 | 0.0 | 0.0 | T | 0.4 | 7.4 | 11.4 | 16.0 | 71.3 |
| ANNETTE | AK | 61 | 11.6 | 10.7 | 9.0 | 2.3 | 0.1 | T | 0.0 | 0.0 | 0.0 | 0.2 | 3.8 | 10.9 | 48.2 |
| BARROW | AK | 88 | 2.4 | 2.2 | 1.9 | 2.3 | 1.9 | 0.6 | 0.5 | 0.7 | 3.7 | 7.7 | 4.2 | 2.7 | 30.4 |
| BARTER IS. | AK | 40 | 4.6 | 2.5 | 2.5 | 2.3 | 2.9 | 1.6 | 0.5 | 1.6 | 5.7 | 9.5 | 5.1 | 3.3 | 42.1 |
| BETHEL | AK | 50 | 7.3 | 6.5 | 8.3 | 6.1 | 2.3 | 0.1 | T | 0.0 | 0.5 | 4.4 | 10.4 | 10.5 | 55.4 |
| BETTLES | AK | 57 | 12.3 | 11.1 | 9.7 | 6.8 | 1.3 | T | T | 0.1 | 2.5 | 12.3 | 13.8 | 14.8 | 84.2 |
| BIG DELTA | AK | 50 | 5.7 | 5.4 | 4.5 | 2.8 | 0.7 | T | 0.0 | T | 1.6 | 9.5 | 8.6 | 6.0 | 44.8 |
| COLD BAY | AK | 57 | 12.3 | 11.7 | 11.2 | 6.1 | 1.8 | T | T | T | T | 3.1 | 8.2 | 11.4 | 65.8 |
| FAIRBANKS | AK | 57 | 10.5 | 8.4 | 5.9 | 3.3 | 0.9 | T | T | T | 1.6 | 10.8 | 12.9 | 12.3 | 66.6 |
| GULKANA | AK | 56 | 7.5 | 7.4 | 5.4 | 2.6 | 0.6 | 0.0 | T | 0.1 | 1.1 | 8.3 | 8.9 | 10.3 | 52.2 |
| HOMER | AK | 54 | 10.3 | 12.0 | 9.4 | 3.1 | 0.4 | T | 0.0 | 0.0 | T | 2.4 | 7.2 | 13.0 | 57.8 |
| JUNEAU | AK | 64 | 25.9 | 18.7 | 15.3 | 3.5 | T | T | 0.0 | 0.0 | T | 1.1 | 12.3 | 21.4 | 97.4 |
| KING SALMON | AK | 59 | 8.7 | 6.8 | 7.1 | 4.5 | 1.0 | T | 0.0 | T | T | 3.1 | 6.4 | 9.4 | 46.9 |
| KODIAK | AK | 46 | 15.5 | 17.0 | 13.7 | 7.9 | 0.8 | T | 0.0 | T | T | 2.1 | 7.2 | 15.2 | 78.4 |
| KOTZEBUE | AK | 65 | 7.8 | 6.6 | 5.6 | 5.3 | 1.6 | 0.1 | T | 0.0 | 1.2 | 6.4 | 9.1 | 8.8 | 51.9 |
| MCGRATH | AK | 65 | 15.1 | 12.2 | 11.3 | 6.8 | 0.9 | T | T | T | 1.2 | 10.1 | 17.0 | 18.6 | 93.0 |
| NOME | AK | 62 | 11.4 | 8.7 | 7.6 | 7.1 | 2.3 | 0.1 | 0.0 | 0.0 | 0.5 | 4.7 | 11.4 | 10.9 | 64.2 |
| ST. PAUL ISLAND | AK | 83 | 12.7 | 10.2 | 9.2 | 6.0 | 2.1 | 0.1 | 0.0 | 0.0 | 0.1 | 2.6 | 6.7 | 10.3 | 60.0 |
| TALKEETNA | AK | 67 | 19.4 | 18.9 | 17.7 | 8.0 | 0.8 | T | 0.0 | T | 0.2 | 10.5 | 17.9 | 22.0 | 115.4 |
| UNALAKLEET | AK | 25 | 5.1 | 5.5 | 5.6 | 3.6 | 1.0 | 0.0 | 0.0 | T | 0.8 | 3.9 | 7.1 | 5.4 | 38.0 |
| VALDEZ | AK | 37 | 66.1 | 57.4 | 50.0 | 22.1 | 1.8 | 0.0 | 0.0 | 0.0 | 0.5 | 11.2 | 41.1 | 70.8 | 321.1 |
| YAKUTAT | AK | 60 | 36.9 | 36.5 | 36.3 | 15.6 | 1.5 | T | 0.0 | T | T | 5.4 | 22.3 | 37.5 | 191.7 |
| FLAGSTAFF | AZ | 49 | 20.8 | 18.7 | 21.3 | 9.2 | 1.8 | T | T | T | 0.1 | 2.2 | 9.6 | 16.4 | 99.7 |
| PHOENIX | AZ | 62 | T | 0.0 | T | T | T | 0.0 | 0.0 | 0.0 | 0.0 | T | 0.0 | T | 0.0 |
| TUCSON | AZ | 68 | 0.3 | 0.2 | 0.2 | 0.1 | T | 0.0 | T | T | T | T | 0.1 | 0.3 | 1.2 |
| WINSLOW | AZ | 64 | 2.5 | 1.8 | 1.9 | 0.4 | 0.0 | 0.0 | 0.0 | 0.0 | T | 0.2 | 0.7 | 3.0 | 10.5 |
| YUMA | AZ | 45 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | T | 0.0 |
| FORT SMITH | AR | 53 | 2.5 | 1.8 | 0.7 | T | T | T | 0.0 | 0.0 | 0.0 | T | 0.4 | 0.8 | 6.2 |
| LITTLE ROCK | AR | 57 | 2.4 | 1.5 | 0.5 | T | T | T | 0.0 | 0.0 | 0.0 | T | 0.2 | 0.6 | 5.2 |
| NORTH LITTLE ROCK | AR | 30 | 2.5 | 2.4 | 0.6 | T | T | T | T | 0.0 | 0.0 | T | 0.3 | 0.5 | 6.2 |
| BAKERSFIELD | CA | 62 | T | T | 0.0 | T | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | T | 0.0 |
| BISHOP | CA | 47 | 4.0 | 1.5 | 0.7 | 0.3 | 0.1 | 0.0 | 0.0 | 0.0 | T | 0.0 | 0.3 | 1.3 | 8.2 |
| BLUE CANYON | CA | 48 | 46.7 | 42.2 | 50.7 | 27.8 | 7.6 | 0.5 | 0.0 | 0.0 | 0.3 | 2.6 | 23.1 | 38.8 | 240.3 |
| EUREKA | CA | 98 | 0.1 | 0.1 | T | T | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | T | 0.2 |
| FRESNO | CA | 50 | 0.1 | T | T | 0.0 | 0.0 | T | 0.0 | 0.0 | 0.0 | T | 0.0 | 0.0 | 0.1 |
| LONG BEACH | CA | 52 | T | T | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| LOS ANGELES AP | CA | 62 | T | T | T | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | T | 0.0 |
| LOS ANGELES C.O. | CA | 44 | 0.0 | T | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | T | 0.0 |
| MOUNT SHASTA | CA | 42 | 29.9 | 16.9 | 17.1 | 8.9 | 0.8 | T | 0.0 | 0.0 | 0.0 | 0.4 | 9.0 | 21.9 | 104.9 |
| REDDING | CA | 11 | 1.5 | 0.3 | 0.2 | T | 0.2 | T | 0.0 | T | 0.0 | 0.0 | T | 2.0 | 4.2 |
| SACRAMENTO | CA | 50 | T | T | T | 0.0 | T | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | T | 0.0 |
| SAN DIEGO | CA | 60 | T | 0.0 | T | T | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | T | T | 0.0 |
| SAN FRANCISCO AP | CA | 69 | 0.0 | T | T | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| SAN FRANCISCO C.O. | CA | 38 | T | T | T | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | T | 0.0 |
| SANTA BARBARA | CA | 12 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| SANTA MARIA | CA | 54 | T | T | T | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | T | T | 0.0 |
| STOCKTON | CA | 42 | 0.0 | 0.0 | T | T | T | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| ALAMOSA | CO | 61 | 4.5 | 4.2 | 5.4 | 4.3 | 1.8 | 0.0 | T | 0.0 | 0.2 | 3.0 | 4.0 | 5.3 | 32.7 |
| COLORADO SPRINGS | CO | 60 | 5.3 | 4.7 | 9.0 | 6.5 | 1.5 | T | T | T | 1.0 | 3.4 | 5.1 | 5.1 | 41.7 |
| DENVER | CO | 64 | 8.0 | 7.4 | 12.2 | 8.6 | 1.6 | 0.0 | T | T | 1.6 | 3.8 | 8.8 | 7.9 | 60.3 |
| GRAND JUNCTION | CO | 62 | 6.7 | 3.8 | 3.5 | 1.2 | 0.1 | T | T | T | 0.1 | 0.5 | 2.8 | 5.0 | 23.6 |
| PUEBLO | CO | 66 | 5.9 | 4.1 | 6.7 | 3.7 | 0.6 | T | T | T | 0.6 | 1.4 | 4.3 | 5.3 | 32.7 |
| BRIDGEPORT | CT | 53 | 7.4 | 8.0 | 4.8 | 0.7 | T | 0.0 | T | T | 0.0 | 0.0 | 0.6 | 4.9 | 26.3 |
| HARTFORD | CT | 51 | 13.2 | 12.5 | 10.0 | 1.5 | 0.0 | T | 0.0 | 0.0 | 0.0 | 0.1 | 2.1 | 10.9 | 50.3 |
| WILMINGTON | DE | 58 | 6.7 | 6.6 | 3.2 | 0.2 | T | T | T | 0.0 | 0.0 | 0.1 | 0.9 | 3.4 | 21.3 |
| WASHINGTON DULLES AP | DC | 46 | 7.2 | 7.2 | 3.3 | 0.4 | T | T | 0.0 | T | 0.0 | 0.0 | 1.2 | 3.6 | 23.0 |
| WASHINGTON NAT'L AP | DC | 65 | 5.3 | 5.5 | 2.3 | 2.3 | T | T | T | T | 0.0 | 0.0 | 0.8 | 3.0 | 19.4 |
| APALACHICOLA | FL | 63 | 0.0 | 0.0 | T | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | T | 0.0 |
| DAYTONA BEACH | FL | 53 | T | T | T | 0.0 | 0.0 | T | 0.0 | T | 0.0 | 0.0 | 0.0 | T | 0.0 |
| FORT MYERS | FL | 54 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| GAINESVILLE | FL | 15 | T | T | T | T | 0.0 | T | 0.0 | T | 0.0 | 0.0 | 0.0 | T | 0.0 |
| JACKSONVILLE | FL | 60 | T | 0.0 | 0.0 | T | 0.0 | T | T | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| KEY WEST | FL | 48 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| MIAMI | FL | 59 | 0.0 | 0.0 | 0.0 | 0.0 | T | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| ORLANDO | FL | 66 | T | 0.0 | T | T | T | 0.0 | T | T | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| PENSACOLA | FL | 34 | 0.1 | 0.1 | T | 0.0 | 0.0 | 0.0 | T | 0.0 | 0.0 | 0.0 | 0.0 | T | 0.2 |
| TALLAHASSEE | FL | 35 | T | 0.0 | T | 0.0 | 0.0 | T | T | 0.0 | T | 0.0 | 0.0 | 0.0 | 0.0 |
| TAMPA | FL | 62 | T | T | T | T | 0.0 | 0.0 | T | 0.0 | 0.0 | 0.0 | 0.0 | T | 0.0 |
| VERO BEACH | FL | 18 | 0.0 | 0.0 | T | T | T | T | T | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| WEST PALM BEACH | FL | 55 | T | 0.0 | T | 0.0 | 0.0 | 0.0 | 0.0 | T | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| ATHENS | GA | 53 | 0.9 | 0.7 | 0.5 | 0.0 | T | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.1 | 0.2 | 2.4 |
| ATLANTA | GA | 69 | 1.0 | 0.5 | 0.4 | T | 0.0 | 0.0 | T | 0.0 | 0.0 | T | T | 0.2 | 2.1 |
| AUGUSTA | GA | 56 | 0.3 | 0.7 | 0.0 | T | 0.0 | T | 0.0 | 0.0 | 0.0 | 0.0 | T | 0.1 | 1.1 |
| COLUMBUS | GA | 56 | 0.1 | 0.3 | 0.1 | T | T | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | T | T | 0.5 |
| MACON | GA | 48 | 0.3 | 0.5 | 0.1 | 0.0 | T | 0.0 | T | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.9 |
| SAVANNAH | GA | 53 | 0.1 | 0.2 | 0.0 | 0.0 | 0.0 | T | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.1 | 0.4 |
| HILO | HI | 55 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| HONOLULU | HI | 52 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| KAHULUI | HI | 44 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| LIHUE | HI | 48 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| BOISE | ID | 69 | 6.4 | 3.7 | 1.7 | 0.6 | 0.1 | T | T | T | T | 0.1 | 2.3 | 5.8 | 20.3 |
| LEWISTON | ID | 53 | 5.8 | 2.5 | 1.3 | 0.1 | T | 0.0 | T | 0.0 | 0.0 | 0.1 | 1.7 | 4.3 | 15.6 |
| POCATELLO | ID | 59 | 9.4 | 6.4 | 5.3 | 3.9 | 0.8 | T | T | T | 0.1 | 2.1 | 4.8 | 9.2 | 41.7 |
| CAIRO | IL | 47 | 4.2 | 3.1 | 2.1 | 0.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.6 | 1.6 | 11.7 |
| CHICAGO | IL | 49 | 11.2 | 8.2 | 6.6 | 1.6 | 0.1 | T | T | T | T | 0.4 | 2.1 | 8.6 | 38.2 |
| MOLINE | IL | 75 | 8.3 | 6.0 | 5.7 | 1.0 | T | T | T | 0.0 | 0.0 | 0.2 | 2.2 | 7.7 | 30.7 |
| PEORIA | IL | 65 | 6.5 | 5.3 | 4.2 | 0.8 | T | T | T | 0.0 | T | 0.1 | 2.1 | 6.3 | 25.1 |
| ROCKFORD | IL | 57 | 9.2 | 7.0 | 6.0 | 1.3 | T | T | T | T | 0.0 | 0.1 | 2.6 | 9.3 | 34.8 |
| SPRINGFIELD | IL | 61 | 6.0 | 5.9 | 3.6 | 0.7 | T | 0.0 | T | 0.0 | 0.0 | T | 1.8 | 5.3 | 23.2 |
| EVANSVILLE | IN | 65 | 4.0 | 3.7 | 2.7 | 0.3 | T | T | 0.0 | 0.0 | T | 0.1 | 0.6 | 2.7 | 14.1 |
| FORT WAYNE | IN | 62 | 8.8 | 7.4 | 4.9 | 1.5 | T | T | T | T | T | 0.3 | 3.0 | 7.3 | 33.1 |
| INDIANAPOLIS | IN | 77 | 6.9 | 5.7 | 3.5 | 0.5 | T | T | 0.0 | T | 0.0 | 0.2 | 1.9 | 5.5 | 24.2 |
| SOUTH BEND | IN | 69 | 19.4 | 14.6 | 8.8 | 2.1 | T | T | T | T | 0.0 | 0.7 | 7.5 | 17.2 | 70.0 |
| DES MOINES | IA | 65 | 8.3 | 7.5 | 6.1 | 1.9 | T | T | T | 0.0 | T | 0.3 | 3.1 | 6.7 | 33.6 |
| DUBUQUE | IA | 55 | 9.6 | 8.2 | 8.7 | 2.6 | 0.1 | T | 0.0 | 0.0 | T | 0.2 | 3.3 | 10.6 | 42.5 |
| SIOUX CITY | IA | 68 | 6.5 | 6.2 | 7.5 | 1.6 | 0.1 | T | T | 0.0 | 0.0 | 0.8 | 3.8 | 6.4 | 32.5 |
| WATERLOO | IA | 50 | 7.5 | 6.7 | 5.5 | 1.9 | 0.0 | T | 0.0 | 0.0 | 0.0 | 0.1 | 3.5 | 7.5 | 32.1 |
| CONCORDIA | KS | 37 | 5.7 | 5.3 | 3.5 | 0.7 | 0.0 | T | T | 0.0 | T | 0.3 | 2.1 | 4.5 | 22.2 |
| DODGE CITY | KS | 66 | 4.4 | 3.9 | 4.8 | 0.9 | T | T | T | T | T | 0.3 | 2.2 | 3.6 | 20.1 |
| GOODLAND | KS | 69 | 6.0 | 5.1 | 8.6 | 4.3 | 0.5 | 0.1 | T | T | 0.3 | 2.2 | 4.6 | 5.7 | 37.6 |
| TOPEKA | KS | 62 | 5.5 | 4.7 | 3.4 | 0.5 | T | T | T | T | T | 0.2 | 1.4 | 4.9 | 20.6 |
| WICHITA | KS | 55 | 4.0 | 4.1 | 2.7 | 0.2 | T | T | T | T | T | 0.0 | 1.4 | 3.6 | 16.0 |
| GREATER CINCINNATI AP | KY | 61 | 7.1 | 5.6 | 4.2 | 0.5 | 0.0 | T | T | T | 0.0 | 0.3 | 2.0 | 3.8 | 23.5 |
| JACKSON | KY | 28 | 6.7 | 6.4 | 3.3 | 1.1 | 0.1 | T | T | T | 0.0 | 0.2 | 0.8 | 4.0 | 22.6 |
| LEXINGTON | KY | 58 | 5.4 | 4.8 | 2.7 | 0.3 | T | T | T | T | 0.0 | T | 0.6 | 1.9 | 15.8 |
| LOUISVILLE | KY | 61 | 5.1 | 4.2 | 3.2 | 0.1 | T | T | T | T | 0.0 | 0.1 | 1.0 | 2.5 | 16.1 |
| PADUCAH | KY | 25 | 3.1 | 3.7 | 0.9 | T | 0.0 | T | T | 0.0 | T | 0.2 | T | 2.7 | 10.9 |
| BATON ROUGE | LA | 46 | 0.0 | 0.2 | T | 0.0 | T | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | T | T | 0.2 |
| LAKE CHARLES | LA | 36 | 0.2 | 0.1 | T | T | T | 0.0 | T | 0.0 | 0.0 | 0.0 | T | T | 0.3 |
| NEW ORLEANS | LA | 51 | T | 0.1 | T | T | T | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | T | 0.1 | 0.2 |
| SHREVEPORT | LA | 56 | 0.7 | 0.4 | 0.2 | T | T | 0.0 | 0.0 | T | 0.0 | T | T | 0.2 | 1.5 |
| CARIBOU | ME | 68 | 24.1 | 22.3 | 20.0 | 8.5 | 0.8 | T | T | T | 0.0 | 1.9 | 11.8 | 23.8 | 112.2 |
| PORTLAND | ME | 68 | 19.0 | 16.6 | 13.3 | 3.1 | 0.2 | 0.0 | T | 0.0 | T | 0.2 | 3.3 | 15.1 | 70.4 |
| BALTIMORE | MD | 58 | 6.1 | 7.1 | 3.6 | 0.1 | T | T | T | 0.0 | 0.0 | T | 1.0 | 3.3 | 21.4 |
| BLUE HILL | MA | 123 | 15.6 | 15.8 | 11.8 | 3.3 | 0.1 | T | T | 0.0 | 0.0 | 0.2 | 2.8 | 11.4 | 60.8 |
| BOSTON | MA | 71 | 12.7 | 12.0 | 8.1 | 0.9 | 0.0 | T | T | T | 0.0 | T | 1.3 | 8.2 | 43.2 |
| WORCESTER | MA | 46 | 16.9 | 16.9 | 14.1 | 3.5 | 0.3 | T | 0.0 | T | T | 0.5 | 3.5 | 13.9 | 69.3 |
| ALPENA | MI | 44 | 21.5 | 16.5 | 12.2 | 5.1 | 0.2 | 0.0 | T | T | T | 0.6 | 8.5 | 20.4 | 84.6 |
| DETROIT | MI | 50 | 11.0 | 9.4 | 7.1 | 1.9 | T | 0.0 | 0.0 | 0.0 | T | 0.2 | 2.5 | 10.2 | 41.4 |
| FLINT | MI | 67 | 12.3 | 9.8 | 7.5 | 2.5 | T | T | T | T | T | 0.2 | 3.7 | 10.5 | 45.6 |
| GRAND RAPIDS | MI | 45 | 21.5 | 13.2 | 9.9 | 2.7 | T | T | T | T | T | 0.8 | 7.8 | 19.9 | 74.1 |
| HOUGHTON LAKE | MI | 38 | 18.9 | 12.9 | 11.2 | 4.5 | 0.2 | 0.0 | T | T | T | 0.7 | 10.3 | 17.0 | 74.6 |
| LANSING | MI | 102 | 12.4 | 10.0 | 8.2 | 2.6 | 0.2 | T | T | 0.0 | 0.0 | 0.4 | 4.5 | 11.1 | 49.0 |
| MARQUETTE | MI | 71 | 31.2 | 26.1 | 24.9 | 10.3 | 1.4 | T | T | T | 0.2 | 4.3 | 18.6 | 30.6 | 146.1 |
| MUSKEGON | MI | 66 | 30.6 | 17.7 | 11.3 | 2.9 | 0.0 | 0.0 | T | 0.0 | T | 0.5 | 8.8 | 24.7 | 95.2 |
| SAULT STE. MARIE | MI | 61 | 29.3 | 18.8 | 14.5 | 6.0 | 0.5 | T | T | T | 0.1 | 2.4 | 15.8 | 31.0 | 117.4 |
| DULUTH | MN | 65 | 17.7 | 12.3 | 14.0 | 6.9 | 0.7 | T | T | T | 0.1 | 1.6 | 12.5 | 15.9 | 81.7 |
| INTERNATIONAL FALLS | MN | 68 | 13.0 | 9.4 | 9.0 | 6.7 | 0.8 | 0.0 | T | T | 0.1 | 1.9 | 12.3 | 12.8 | 65.4 |
| MINNEAPOLIS-ST.PAUL | MN | 66 | 10.4 | 8.1 | 10.7 | 2.8 | 0.1 | T | T | T | T | 0.5 | 7.6 | 9.6 | 49.7 |
| ROCHESTER | MN | 46 | 10.6 | 8.1 | 9.5 | 3.9 | T | T | T | T | 0.0 | 0.8 | 5.5 | 10.9 | 48.9 |
| SAINT CLOUD | MN | 62 | 8.8 | 7.3 | 9.5 | 2.8 | 0.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.6 | 7.2 | 8.3 | 44.4 |
| JACKSON | MS | 38 | 0.5 | 0.2 | 0.2 | T | 0.0 | 0.0 | 0.0 | T | 0.0 | 0.0 | T | 0.1 | 1.0 |
| MERIDIAN | MS | 51 | 0.4 | 0.2 | 0.1 | 0.1 | T | 0.0 | T | 0.0 | 0.0 | 0.0 | T | 0.4 | 1.2 |
| TUPELO | MS | 18 | 1.2 | 0.9 | 0.4 | T | T | 0.0 | T | 0.0 | 0.0 | T | 0.0 | 0.3 | 2.8 |
| COLUMBIA | MO | 54 | 5.7 | 5.7 | 3.9 | 0.7 | T | T | T | T | 0.0 | 0.0 | 1.9 | 4.5 | 22.6 |
| KANSAS CITY | MO | 74 | 5.4 | 4.5 | 3.4 | 0.8 | T | T | T | T | T | 0.1 | 1.3 | 4.5 | 19.9 |
| ST. LOUIS | MO | 72 | 5.3 | 4.6 | 3.8 | 0.5 | T | T | T | 0.0 | 0.0 | T | 1.4 | 4.1 | 19.5 |
| SPRINGFIELD | MO | 63 | 4.8 | 4.2 | 3.3 | 0.4 | T | T | T | T | 0.0 | T | 1.7 | 3.4 | 17.8 |
| BILLINGS | MT | 74 | 9.3 | 7.5 | 10.2 | 7.9 | 1.6 | T | T | T | 1.2 | 3.8 | 6.6 | 8.3 | 56.5 |
| GLASGOW | MT | 53 | 7.2 | 4.3 | 4.4 | 2.6 | 0.8 | T | T | T | 0.2 | 1.5 | 4.0 | 6.2 | 30.6 |
| GREAT FALLS | MT | 71 | 9.3 | 8.6 | 10.6 | 7.2 | 1.9 | 0.4 | T | 0.1 | 1.5 | 3.5 | 7.5 | 8.3 | 58.4 |
| HELENA | MT | 63 | 8.4 | 5.9 | 7.2 | 4.7 | 1.4 | 0.1 | T | 0.1 | 1.5 | 2.3 | 6.2 | 8.3 | 46.1 |
| KALISPELL | MT | 55 | 16.7 | 10.0 | 6.4 | 2.5 | 0.7 | 0.1 | T | T | 0.1 | 1.4 | 9.0 | 17.1 | 63.7 |
| MISSOULA | MT | 64 | 11.7 | 7.0 | 5.9 | 2.1 | 0.8 | 0.8 | T | T | T | 0.8 | 6.2 | 11.0 | 45.2 |
| GRAND ISLAND | NE | 70 | 6.4 | 5.9 | 6.1 | 1.9 | 0.2 | T | T | T | 0.1 | 0.7 | 3.4 | 5.6 | 30.4 |
| LINCOLN | NE | 53 | 6.6 | 6.0 | 5.8 | 1.5 | 0.1 | T | T | T | T | 0.6 | 2.7 | 5.2 | 28.6 |
| NORFOLK | NE | 63 | 6.1 | 5.7 | 6.0 | 2.2 | 0.1 | T | T | T | T | 0.6 | 3.8 | 5.9 | 30.2 |
| NORTH PLATTE | NE | 56 | 5.3 | 5.1 | 6.3 | 3.1 | 0.1 | T | T | T | 0.2 | 1.6 | 3.7 | 4.4 | 29.9 |
| OMAHA EPPLEY AP | NE | 73 | 7.6 | 6.9 | 6.2 | 1.1 | 0.1 | T | T | T | T | 0.3 | 2.6 | 5.7 | 30.6 |
| OMAHA (NORTH) | NE | 39 | 7.2 | 6.5 | 6.9 | 1.4 | 0.0 | 0.0 | T | 0.0 | 0.0 | 0.5 | 3.4 | 5.3 | 31.2 |
| SCOTTSBLUFF | NE | 65 | 6.2 | 5.9 | 8.4 | 4.7 | 0.9 | T | T | T | 0.5 | 2.6 | 5.2 | 6.6 | 41.2 |
| VALENTINE | NE | 53 | 4.5 | 5.5 | 7.3 | 4.5 | 0.1 | T | 0.0 | T | 0.5 | 1.5 | 4.9 | 4.7 | 33.4 |
| ELKO | NV | 77 | 10.2 | 6.5 | 5.3 | 2.7 | 0.8 | T | T | T | 0.1 | 0.7 | 4.2 | 8.5 | 38.8 |
| ELY | NV | 62 | 8.8 | 7.2 | 9.1 | 6.0 | 2.5 | 0.2 | T | T | 0.3 | 2.4 | 5.3 | 7.5 | 49.3 |
| LAS VEGAS | NV | 49 | 0.9 | 0.1 | 0.0 | T | 0.0 | 0.0 | 0.0 | T | 0.0 | T | 0.1 | 0.2 | 1.2 |
| RENO | NV | 59 | 6.1 | 5.2 | 4.2 | 1.2 | 0.8 | 0.0 | 0.0 | 0.0 | 0.0 | 0.3 | 2.5 | 4.6 | 24.9 |
| WINNEMUCCA | NV | 52 | 5.2 | 3.5 | 4.1 | 2.3 | 0.5 | 0.0 | 0.0 | T | 0.0 | 0.4 | 2.2 | 5.2 | 23.2 |
| CONCORD | NH | 67 | 17.9 | 14.4 | 11.5 | 2.8 | 0.1 | T | 0.0 | 0.0 | T | 0.1 | 3.8 | 14.5 | 64.5 |
| MT. WASHINGTON | NH | 76 | 40.2 | 40.4 | 43.2 | 30.7 | 11.7 | 1.3 | 1.3 | 0.1 | 2.0 | 14.1 | 33.1 | 42.9 | 261.2 |
| ATLANTIC CITY AP | NJ | 59 | 5.0 | 5.6 | 2.5 | 0.3 | T | T | T | 0.0 | 0.0 | T | 0.4 | 2.4 | 16.2 |
| NEWARK | NJ | 67 | 7.6 | 8.8 | 4.9 | 0.8 | T | T | 0.0 | T | T | T | 0.6 | 5.8 | 28.5 |
| ALBUQUERQUE | NM | 69 | 2.5 | 2.1 | 1.8 | 0.6 | T | T | T | T | T | 0.1 | 1.2 | 3.0 | 11.3 |
| CLAYTON | NM | 53 | 3.9 | 3.3 | 5.0 | 2.0 | 0.5 | T | 0.0 | T | 0.1 | 0.7 | 3.1 | 4.4 | 23.2 |
| ROSWELL | NM | 56 | 3.0 | 2.7 | 1.3 | 0.3 | 0.0 | T | 0.0 | 0.0 | 0.0 | 0.2 | 1.5 | 3.2 | 12.2 |
| ALBANY | NY | 62 | 16.9 | 13.6 | 11.6 | 2.8 | 0.1 | T | T | 0.0 | T | 0.2 | 3.9 | 14.9 | 64.1 |
| BINGHAMTON | NY | 57 | 21.0 | 17.5 | 15.4 | 4.7 | 0.3 | T | 0.0 | T | T | 0.8 | 7.5 | 18.0 | 85.4 |
| BUFFALO | NY | 65 | 24.2 | 18.0 | 12.7 | 3.2 | 0.2 | T | T | T | T | 0.7 | 10.9 | 24.4 | 93.7 |
| ISLIP | NY | 21 | 7.3 | 6.6 | 5.1 | 0.9 | T | 0.0 | T | 0.0 | 0.0 | 0.0 | 0.9 | 4.3 | 25.1 |
| NEW YORK C.PARK | NY | 140 | 7.7 | 8.7 | 5.1 | 0.9 | T | 0.0 | T | 0.0 | 0.0 | T | 0.9 | 5.6 | 28.9 |
| NEW YORK (JFK AP) | NY | 50 | 6.6 | 8.2 | 3.8 | 0.6 | T | 0.0 | T | 0.0 | 0.0 | T | 0.3 | 4.1 | 23.7 |
| NEW YORK (LAGUARDIA AP) | NY | 64 | 7.0 | 9.0 | 4.7 | 0.7 | T | 0.0 | T | 0.0 | 0.0 | T | 0.5 | 5.3 | 27.1 |
| ROCHESTER | NY | 68 | 24.6 | 22.2 | 15.6 | 3.4 | 0.3 | T | T | T | T | 0.2 | 7.3 | 20.3 | 93.4 |
| SYRACUSE | NY | 59 | 31.1 | 26.5 | 18.2 | 3.8 | 0.1 | T | T | 0.0 | T | 0.6 | 9.9 | 28.6 | 118.6 |
| ASHEVILLE | NC | 44 | 4.6 | 4.0 | 2.8 | 0.7 | T | T | T | T | 0.0 | T | 0.7 | 2.1 | 14.9 |
| CAPE HATTERAS | NC | 38 | 0.4 | 0.5 | 0.4 | T | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | T | 0.6 | 1.9 |
| CHARLOTTE | NC | 69 | 2.2 | 1.8 | 1.2 | T | T | T | 0.0 | 0.0 | 0.0 | T | 0.1 | 0.5 | 5.8 |
| GREENSBORO-WNSTN-SALM-HGHPT | NC | 80 | 3.6 | 2.5 | 1.7 | T | T | T | T | 0.0 | 0.0 | 0.0 | 0.1 | 1.3 | 9.2 |
| RALEIGH | NC | 64 | 2.8 | 2.6 | 1.3 | T | T | T | T | 0.0 | 0.0 | 0.0 | 0.1 | 0.8 | 7.6 |
| WILMINGTON | NC | 57 | 0.5 | 0.5 | 0.4 | T | T | T | T | 0.0 | 0.0 | 0.0 | T | 0.6 | 2.0 |
| BISMARCK | ND | 69 | 7.6 | 6.9 | 8.3 | 4.0 | 0.9 | T | T | T | 0.2 | 1.9 | 6.8 | 7.4 | 43.7 |
| FARGO | ND | 66 | 9.2 | 6.2 | 7.6 | 3.7 | 0.1 | T | T | T | T | 0.7 | 5.9 | 8.1 | 41.0 |
| WILLISTON | ND | 47 | 8.6 | 5.4 | 6.4 | 4.7 | 1.1 | T | T | T | 0.3 | 2.2 | 5.5 | 8.2 | 42.1 |
| AKRON | OH | 60 | 11.6 | 9.7 | 8.9 | 2.6 | 0.1 | T | 0.0 | T | T | 0.6 | 4.2 | 9.8 | 47.1 |
| CLEVELAND | OH | 67 | 14.3 | 12.6 | 11.1 | 2.9 | 0.1 | T | T | 0.0 | T | 0.6 | 5.1 | 12.6 | 58.9 |
| COLUMBUS | OH | 61 | 8.7 | 6.3 | 4.8 | 1.0 | T | T | T | 0.0 | T | 0.1 | 2.2 | 5.3 | 28.2 |
| DAYTON | OH | 64 | 8.2 | 6.1 | 5.1 | 0.7 | T | 0.0 | T | T | 0.0 | 0.2 | 2.1 | 5.3 | 27.5 |
| MANSFIELD | OH | 48 | 11.9 | 10.1 | 7.7 | 2.2 | 0.1 | T | 0.0 | 0.0 | T | 0.4 | 2.6 | 9.5 | 43.9 |
| TOLEDO | OH | 48 | 10.1 | 8.2 | 6.1 | 1.7 | 0.0 | T | T | T | T | 0.1 | 2.8 | 8.4 | 37.0 |
| YOUNGSTOWN | OH | 65 | 14.1 | 11.8 | 11.0 | 2.8 | 0.1 | T | T | 0.0 | T | 0.6 | 5.4 | 12.7 | 57.7 |
| OKLAHOMA CITY | OK | 69 | 3.2 | 2.4 | 1.5 | T | T | T | T | T | T | T | 0.6 | 1.9 | 9.6 |
| TULSA | OK | 69 | 3.3 | 2.5 | 1.9 | 1.9 | T | T | T | 0.0 | T | T | 0.6 | 2.0 | 12.2 |
| ASTORIA | OR | 43 | 2.1 | 0.4 | 0.5 | 0.0 | T | T | 0.0 | 0.0 | T | T | 0.2 | 1.1 | 4.3 |
| BURNS | OR | 11 | 7.8 | 8.0 | 3.9 | 0.7 | 0.3 | 0.1 | 0.0 | 0.0 | T | 0.6 | 7.4 | 12.5 | 41.3 |
| EUGENE | OR | 54 | 3.5 | 1.0 | 0.5 | T | T | T | 0.0 | 0.0 | T | T | 0.2 | 1.2 | 6.4 |
| MEDFORD | OR | 73 | 3.2 | 1.3 | 0.7 | 0.2 | T | T | T | T | 0.0 | 0.0 | 0.5 | 1.5 | 7.4 |
| PENDLETON | OR | 73 | 6.5 | 3.7 | 0.9 | 0.1 | T | T | T | 0.0 | 0.0 | 0.1 | 1.8 | 4.5 | 17.1 |
| PORTLAND | OR | 55 | 3.2 | 1.1 | 0.4 | T | 0.0 | T | 0.0 | T | T | 0.0 | 0.4 | 1.4 | 6.5 |
| SALEM | OR | 58 | 2.9 | 1.3 | 0.5 | 0.0 | T | 0.0 | 0.0 | 0.0 | T | T | 0.3 | 1.6 | 6.6 |
| SEXTON SUMMIT | OR | 59 | 21.3 | 15.4 | 18.6 | 8.8 | 2.1 | 0.1 | 0.0 | T | 0.1 | 1.5 | 9.7 | 20.2 | 97.8 |
| GUAM | PC | 51 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| JOHNSTON ISLAND | PC | 28 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| KOROR | PC | 59 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| KWAJALEIN | PC | 64 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| MAJURO | PC | 54 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| PAGO PAGO | PC | 49 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| POHNPEI | PC | 58 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| CHUUK | PC | 59 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| WAKE ISLAND | PC | 50 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| YAP | PC | 60 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| ALLENTOWN | PA | 62 | 8.9 | 9.6 | 5.9 | 0.7 | T | 0.0 | 0.0 | 0.0 | 0.0 | 0.1 | 1.3 | 6.3 | 32.9 |
| ERIE | PA | 53 | 25.2 | 16.3 | 12.5 | 3.1 | T | T | T | T | T | 0.3 | 10.4 | 24.4 | 90.8 |
| HARRISBURG | PA | 52 | 9.7 | 9.2 | 6.1 | 0.5 | T | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 2.0 | 6.8 | 34.3 |
| MIDDLETOWN/HARRISBURG | PA | 69 | 9.9 | 9.2 | 6.1 | 0.6 | T | T | 0.0 | T | 0.0 | 0.0 | 2.0 | 6.7 | 34.7 |
| PHILADELPHIA | PA | 66 | 6.0 | 7.0 | 3.4 | 0.3 | T | T | 0.0 | 0.0 | 0.0 | T | 0.7 | 3.4 | 21.0 |
| PITTSBURGH | PA | 56 | 11.8 | 9.5 | 8.2 | 1.8 | 0.1 | T | T | T | T | 0.4 | 3.4 | 8.3 | 43.6 |
| AVOCA | PA | 42 | 12.3 | 10.9 | 9.5 | 2.9 | 0.1 | 0.0 | T | T | T | 0.2 | 3.6 | 8.9 | 48.7 |
| WILLIAMSPORT | PA | 64 | 10.8 | 10.1 | 8.2 | 1.2 | T | T | T | T | 0.0 | 0.1 | 2.8 | 8.4 | 41.7 |
| BLOCK IS. | RI | 27 | 5.1 | 6.3 | 5.7 | 0.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | T | 0.2 | 2.9 | 20.5 |
| PROVIDENCE | RI | 55 | 9.6 | 9.8 | 7.3 | 0.7 | 0.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.1 | 1.3 | 7.3 | 36.4 |
| CHARLESTON AP | SC | 62 | 0.1 | 0.2 | 0.1 | T | 0.0 | T | T | 0.0 | 0.0 | 0.0 | T | 0.3 | 0.7 |
| COLUMBIA | SC | 60 | 0.6 | 0.8 | 0.2 | T | T | 0.0 | T | T | 0.0 | 0.0 | T | 0.3 | 1.9 |
| GREENVILLE-SPARTANBURG AP | SC | 46 | 2.5 | 2.0 | 1.1 | T | T | T | T | T | 0.0 | 0.0 | 0.2 | 0.7 | 6.5 |
| ABERDEEN | SD | 77 | 6.9 | 7.0 | 6.8 | 3.8 | 0.2 | T | T | T | 0.0 | 0.8 | 5.7 | 6.1 | 37.1 |
| HURON | SD | 69 | 6.9 | 8.4 | 9.0 | 3.2 | 0.1 | T | T | T | T | 1.1 | 5.7 | 6.1 | 40.4 |
| RAPID CITY | SD | 63 | 5.1 | 6.3 | 9.0 | 6.4 | 1.0 | 0.1 | T | T | 0.1 | 1.7 | 5.3 | 5.0 | 39.7 |
| SIOUX FALLS | SD | 63 | 6.9 | 8.0 | 9.4 | 3.2 | T | T | T | T | T | 0.9 | 6.0 | 7.1 | 41.2 |
| BRISTOL-JHNSN CTY-KNGSPRT | TN | 64 | 4.9 | 4.2 | 2.3 | 0.4 | T | T | 0.0 | 0.0 | T | 0.0 | 0.9 | 2.6 | 15.3 |
| CHATTANOOGA | TN | 73 | 1.7 | 1.2 | 0.7 | 0.1 | T | T | 0.0 | 0.0 | 0.0 | T | 0.0 | 0.6 | 4.3 |
| KNOXVILLE | TN | 63 | 3.9 | 3.4 | 1.7 | 0.4 | T | T | 0.0 | T | 0.0 | T | 0.6 | 1.5 | 11.5 |
| MEMPHIS | TN | 51 | 2.2 | 1.4 | 0.9 | T | T | T | 0.0 | 0.0 | 0.0 | T | 0.1 | 0.6 | 5.1 |
| NASHVILLE | TN | 62 | 3.7 | 3.0 | 1.5 | 0.0 | 0.0 | T | 0.0 | T | 0.0 | 0.0 | 0.4 | 1.4 | 10.0 |
| OAK RIDGE | TN | 66 | 3.2 | 3.1 | 1.4 | 0.1 | T | T | T | T | 0.0 | T | 0.3 | 1.8 | 9.9 |
| ABILENE | TX | 63 | 1.9 | 1.0 | 0.6 | T | T | T | T | T | 0.0 | 0.0 | 0.5 | 0.8 | 4.8 |
| AMARILLO | TX | 67 | 4.3 | 3.5 | 2.7 | 0.6 | T | T | T | T | T | 0.2 | 2.3 | 3.2 | 16.8 |
| AUSTIN | TX | 63 | 0.5 | 0.3 | T | T | T | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.1 | 0.1 | 0.9 |
| BROWNSVILLE | TX | 63 | T | T | T | 0.0 | 0.0 | 0.0 | 0.0 | T | 0.0 | 0.0 | T | T | 0.0 |
| CORPUS CHRISTI | TX | 62 | 0.0 | T | T | T | T | 0.0 | 0.0 | 0.0 | 0.0 | T | T | T | 0.0 |
| DALLAS-FORT WORTH | TX | 50 | 1.1 | 1.0 | 0.2 | T | T | 0.0 | 0.0 | 0.0 | 0.0 | T | 0.1 | 0.2 | 2.6 |
| DEL RIO | TX | 32 | 0.6 | 0.2 | 0.1 | T | T | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | T | T | 0.9 |
| EL PASO | TX | 59 | 1.3 | 0.8 | 0.4 | 0.3 | T | T | T | 0.0 | T | 0.0 | 1.0 | 1.6 | 5.4 |
| GALVESTON | TX | 124 | 0.0 | 0.2 | T | T | T | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.2 |
| HOUSTON | TX | 74 | 0.2 | 0.2 | T | T | T | T | 0.0 | 0.0 | 0.0 | 0.0 | T | 0.0 | 0.4 |
| LUBBOCK | TX | 60 | 2.5 | 2.6 | 1.4 | 0.2 | T | T | T | 0.0 | T | 0.2 | 1.4 | 2.0 | 10.3 |
| MIDLAND-ODESSA | TX | 59 | 1.9 | 0.8 | 0.4 | 0.0 | T | T | T | T | T | 0.0 | 0.6 | 1.0 | 4.7 |
| PORT ARTHUR | TX | 43 | 0.1 | 0.2 | 0.0 | T | T | 0.0 | T | 0.0 | 0.0 | 0.0 | T | 0.0 | 0.3 |
| SAN ANGELO | TX | 56 | 1.5 | 0.6 | 0.2 | 0.2 | T | T | T | 0.0 | T | T | 0.6 | 0.2 | 3.3 |
| SAN ANTONIO | TX | 63 | 0.5 | 0.2 | T | T | T | T | 0.0 | 0.0 | 0.0 | T | T | T | 0.7 |
| VICTORIA | TX | 35 | 0.1 | 0.0 | T | 0.0 | T | 0.0 | 0.0 | T | 0.0 | 0.0 | 0.0 | T | 0.1 |
| WACO | TX | 58 | 0.8 | 0.3 | 0.1 | 0.2 | T | 0.0 | 0.0 | T | 0.0 | T | 0.1 | 0.1 | 1.6 |
| WICHITA FALLS | TX | 60 | 2.1 | 1.7 | 0.8 | T | T | T | T | 0.0 | 0.0 | 0.0 | 0.3 | 1.0 | 5.9 |
| MILFORD | UT | 41 | 8.7 | 6.8 | 9.5 | 5.3 | 1.5 | 0.0 | 0.0 | 0.0 | 0.3 | 1.5 | 4.7 | 6.8 | 45.1 |
| SALT LAKE CITY | UT | 80 | 13.4 | 10.0 | 9.0 | 4.9 | 0.6 | T | T | T | 0.1 | 1.3 | 6.8 | 12.2 | 58.1 |
| BURLINGTON | VT | 65 | 19.3 | 17.0 | 13.9 | 4.1 | 0.2 | 0.0 | T | T | T | 0.2 | 6.6 | 19.0 | 79.8 |
| LYNCHBURG | VA | 57 | 5.5 | 5.4 | 3.3 | 0.2 | T | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.7 | 2.9 | 18.1 |
| NORFOLK | VA | 58 | 3.0 | 2.9 | 1.0 | 0.0 | T | T | 0.0 | T | 0.0 | 0.0 | 0.0 | 1.0 | 7.9 |
| RICHMOND | VA | 69 | 4.9 | 3.8 | 2.4 | 0.1 | T | 0.0 | T | 0.0 | 0.0 | T | 0.4 | 2.0 | 13.7 |
| ROANOKE | VA | 54 | 6.6 | 6.8 | 3.6 | 0.4 | T | T | 0.0 | 0.0 | T | 0.0 | 1.5 | 3.8 | 22.7 |
| WALLOPS ISLAND | VA | 29 | 2.5 | 3.3 | 0.7 | 0.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.2 | 1.9 | 8.8 |
| OLYMPIA | WA | 55 | 6.8 | 3.2 | 1.7 | 0.1 | T | T | 0.0 | 0.0 | T | T | 1.4 | 3.5 | 16.7 |
| QUILLAYUTE | WA | 30 | 4.8 | 2.8 | 1.5 | 0.3 | T | T | 0.0 | 0.0 | T | T | 1.0 | 2.7 | 13.1 |
| SEATTLE C.O. | WA | 48 | 2.9 | 0.9 | 0.6 | 0.0 | T | 0.0 | 0.0 | 0.0 | 0.0 | T | 0.7 | 2.2 | 7.3 |
| SEATTLE SEA-TAC AP | WA | 52 | 4.9 | 1.6 | 1.3 | 0.1 | T | 0.0 | T | 0.0 | T | 0.0 | 1.1 | 2.4 | 11.4 |
| SPOKANE | WA | 61 | 15.5 | 7.4 | 4.0 | 0.7 | 0.1 | T | 0.0 | 0.0 | T | 0.4 | 6.2 | 14.9 | 47.8 |
| WALLA WALLA | WA | 55 | 4.0 | 5.0 | 1.1 | T | 0.0 | 0.0 | T | 0.0 | 0.0 | 0.2 | 2.3 | 4.7 | 17.3 |
| YAKIMA | WA | 62 | 8.2 | 3.3 | 1.5 | T | T | 0.0 | 0.0 | 0.0 | 0.0 | 0.1 | 2.9 | 8.4 | 24.4 |
| SAN JUAN | PR | 53 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | T | 0.0 | 0.0 | 0.0 | 0.0 |
| BECKLEY | WV | 41 | 16.6 | 15.7 | 8.8 | 2.6 | T | T | 0.0 | 0.0 | T | 0.5 | 3.7 | 10.3 | 58.5 |
| CHARLESTON | WV | 54 | 10.6 | 8.6 | 5.3 | 0.9 | 0.0 | T | T | T | T | 0.2 | 2.4 | 5.2 | 33.3 |
| ELKINS | WV | 39 | 21.2 | 17.8 | 11.9 | 4.4 | T | T | 0.0 | 0.0 | 0.0 | 0.5 | 6.3 | 14.6 | 77.1 |
| HUNTINGTON | WV | 42 | 8.0 | 7.0 | 4.4 | 0.6 | T | T | 0.0 | T | 0.0 | 0.1 | 1.3 | 3.3 | 24.9 |
| GREEN BAY | WI | 59 | 12.2 | 9.1 | 8.9 | 2.8 | 0.2 | T | 0.0 | T | T | 0.2 | 4.3 | 11.4 | 48.0 |
| LA CROSSE | WI | 56 | 10.8 | 8.3 | 9.0 | 2.1 | T | T | T | T | T | 0.1 | 4.1 | 9.6 | 43.4 |
| MADISON | WI | 60 | 11.1 | 8.6 | 8.0 | 2.6 | 0.1 | T | T | T | T | 0.3 | 3.6 | 11.4 | 44.6 |
| MILWAUKEE | WI | 68 | 14.0 | 9.7 | 8.4 | 2.0 | 0.1 | T | T | T | T | 0.2 | 3.0 | 11.1 | 47.5 |
| CASPER | WY | 58 | 9.4 | 10.3 | 12.8 | 12.1 | 3.5 | 0.2 | T | T | 1.5 | 6.1 | 10.2 | 10.3 | 76.7 |
| CHEYENNE | WY | 73 | 6.0 | 6.4 | 11.8 | 9.2 | 3.4 | 0.2 | T | T | 1.1 | 3.8 | 7.2 | 6.7 | 56.1 |
| LANDER | WY | 61 | 8.6 | 11.2 | 17.4 | 19.6 | 6.6 | 1.2 | T | T | 2.6 | 9.7 | 13.0 | 10.1 | 100.0 |
| SHERIDAN | WY | 62 | 11.0 | 10.4 | 12.4 | 9.7 | 2.0 | 0.1 | T | 0.0 | 1.4 | 4.4 | 9.1 | 10.9 | 71.4 |