United StatesSeptember 2026
National Weather Service warnings and watches: September 2026
AreaZine recorded 2,824 warnings and watches from NWS in September 2026. Nationally the NWS issued 3,688 warnings in September 2026, 76% above the average of 2,094 for September in 2008-2025, and 6,031 warnings, watches and advisories in all (IEM VTEC archive).
Which warnings did the NWS issue most in September 2026?
| Product | September 2026 | An average September, 2008-2025 |
|---|---|---|
| Severe Thunderstorm Warning | 2,242 | 970 |
| Flood Advisory | 1,371 | 992 |
| Flash Flood Warning | 876 | 426 |
| Flood Warning | 333 | 390 |
| Heat Advisory | 209 | 31 |
| Flood Watch | 167 | 45 |
| Tornado Warning | 120 | 151 |
| Dense Fog Advisory | 114 | 97 |
| Coastal Flood Advisory | 89 | 62 |
| Wind Advisory | 56 | 59 |
Source: Iowa Environmental Mesonet archive of NWS watches, warnings and advisories (VTEC). A U.S. Government work, in the public domain.
Every notice, September 2026
NWS CharlestonWarningSeptember 20, 2026
Flash Flood Warning: Athens, Gallia, Meigs and 4 more, OH and WV
Expired 4:45 a.m. EDT, September 21, 2026
NWS DenverWarningSeptember 20, 2026
Severe Thunderstorm Warning: Elbert, CO
Expired 11:30 p.m. MDT, September 20, 2026
NWS CharlestonWarningSeptember 20, 2026
Flash Flood Warning: Athens and Vinton, OH
Expired 4:45 a.m. EDT, September 21, 2026
NWS CharlestonWarningSeptember 20, 2026
Flash Flood Warning: Athens, Meigs and Vinton, OH
Expired 6:30 a.m. EDT, September 21, 2026
NWS WilmingtonWarningSeptember 20, 2026
Flash Flood Warning: Fairfield, Hocking and Pickaway, OH
Expired 4:30 a.m. EDT, September 21, 2026
NWS MobileWarningSeptember 20, 2026
Special Marine Warning: Waters from Pensacola FL to Pascagoula MS from 20 to 60 NM and Waters from Okaloosa-Walton County Line to Pensacola FL from 20 to 60 NM
Expired 12:00 a.m. CDT, September 21, 2026
NWS CharlestonWarningSeptember 20, 2026
Flash Flood Warning: Jackson, Meigs and Vinton, OH
Expired 6:30 a.m. EDT, September 21, 2026
NWS GoodlandWarningSeptember 20, 2026
Severe Thunderstorm Warning: Cheyenne and Kit Carson, CO
Expired 10:45 p.m. MDT, September 20, 2026
NWS PuebloWarningSeptember 20, 2026
Severe Thunderstorm Warning: El Paso and Pueblo, CO
Expired 10:30 p.m. MDT, September 20, 2026
NWS DenverWarningSeptember 20, 2026
Severe Thunderstorm Warning: Douglas and Elbert, CO
Expired 10:30 p.m. MDT, September 20, 2026
NWS Fort WorthWarningSeptember 20, 2026
Flood Warning: Fannin and Grayson, TX
Expired 12:00 a.m. CDT, September 21, 2026
NWS MobileWarningSeptember 20, 2026
Special Marine Warning: Western Choctawhatchee Bay, Eastern Choctawhatchee Bay, Coastal waters from Okaloosa-Walton County Line to Pensacola FL out 20 NM and 1 more
Expired 10:45 p.m. CDT, September 20, 2026
NWS WilmingtonWarningSeptember 20, 2026
Flash Flood Warning: Clinton and Warren, OH
Expired 12:15 a.m. EDT, September 21, 2026
NWS WilmingtonWarningSeptember 20, 2026
Flash Flood Warning: Greene and Montgomery, OH
Expired 11:45 p.m. EDT, September 20, 2026
NWS WilmingtonWarningSeptember 20, 2026
Flash Flood Warning: Fayette and Greene, OH
Expired 11:30 p.m. EDT, September 20, 2026
NWS GoodlandWarningSeptember 20, 2026
Severe Thunderstorm Warning: Kit Carson, CO
Expired 9:30 p.m. MDT, September 20, 2026
NWS TallahasseeWarningSeptember 20, 2026
Special Marine Warning: Waters from Okaloosa-Walton County Line to Mexico Beach from 20 to 60 NM
Expired 10:45 p.m. CDT, September 20, 2026
NWS MobileWarningSeptember 20, 2026
Special Marine Warning: Western Choctawhatchee Bay, Eastern Choctawhatchee Bay and Coastal waters from Okaloosa-Walton County Line to Pensacola FL out 20 NM
Expired 9:30 p.m. CDT, September 20, 2026
NWS WilmingtonWarningSeptember 20, 2026
Tornado Warning: Butler, Montgomery and Warren, OH
Expired 8:30 p.m. EDT, September 20, 2026
NWS Quad Cities IAWarningSeptember 20, 2026
Flood Warning: Louisa, IA
Expired 3:00 p.m. CDT, September 25, 2026
NWS Quad Cities IAWarningSeptember 20, 2026
Flood Warning: Louisa, IA
Expired 5:00 p.m. CDT, September 25, 2026
NWS TallahasseeWarningSeptember 20, 2026
Severe Thunderstorm Warning: Bay and Washington County, FL
Expired 8:45 p.m. CDT, September 20, 2026
NWS TallahasseeWarningSeptember 20, 2026
Severe Thunderstorm Warning: Walton, FL
Expired 8:30 p.m. CDT, September 20, 2026
NWS TallahasseeWarningSeptember 20, 2026
Special Marine Warning: Coastal waters from Okaloosa-Walton County Line to Mexico Beach out 20 NM
Expired 10:30 p.m. CDT, September 20, 2026
NWS TallahasseeWarningSeptember 20, 2026
Special Marine Warning: St. Andrews Bay Waterways
Expired 8:45 p.m. CDT, September 20, 2026
NWS MobileWarningSeptember 20, 2026
Special Marine Warning: Perdido Bay Area and Coastal waters from Pensacola FL to Pascagoula MS out 20 NM
Expired 8:15 p.m. CDT, September 20, 2026
NWS LincolnWarningSeptember 20, 2026
Tornado Warning: Clay and Effingham, IL
Expired 7:45 p.m. CDT, September 20, 2026
NWS MobileWarningSeptember 20, 2026
Special Marine Warning: North Mobile Bay and South Mobile Bay
Expired 7:45 p.m. CDT, September 20, 2026
NWS Peachtree CityWarningSeptember 20, 2026
Severe Thunderstorm Warning: Barrow, Morgan, Oconee and 1 more, GA
Expired 7:30 p.m. EDT, September 20, 2026
NWS MorristownWarningSeptember 20, 2026
Severe Thunderstorm Warning: Hamilton, Marion and Sequatchie, TN
Expired 7:30 p.m. EDT, September 20, 2026
NWS Greenville-SpartanburgWarningSeptember 20, 2026
Severe Thunderstorm Warning: Laurens and Spartanburg, SC
Expired 7:15 p.m. EDT, September 20, 2026
NWS TallahasseeWarningSeptember 20, 2026
Severe Thunderstorm Warning: Seminole, GA
Expired 7:30 p.m. EDT, September 20, 2026
NWS Fort WorthWarningSeptember 20, 2026
Flash Flood Warning: Grayson, TX
Expired 8:00 p.m. CDT, September 20, 2026
NWS MobileWarningSeptember 20, 2026
Severe Thunderstorm Warning: Baldwin, AL
Expired 7:15 p.m. CDT, September 20, 2026
NWS Fort WorthWarningSeptember 20, 2026
Flash Flood Warning: Grayson, TX
Expired 8:45 p.m. CDT, September 20, 2026
NWS NormanWarningSeptember 20, 2026
Flash Flood Warning: Bryan, OK
Expired 8:45 p.m. CDT, September 20, 2026
NWS MobileWarningSeptember 20, 2026
Special Marine Warning: Perdido Bay Area, Pensacola Bay Area including Santa Rosa Sound, Coastal waters from Pensacola FL to Pascagoula MS out 20 NM and 1 more
Expired 7:30 p.m. CDT, September 20, 2026
NWS Fort WorthWarningSeptember 20, 2026
Severe Thunderstorm Warning: Grayson, TX
Expired 6:30 p.m. CDT, September 20, 2026
NWS NormanWarningSeptember 20, 2026
Severe Thunderstorm Warning: Bryan, OK
Expired 6:30 p.m. CDT, September 20, 2026
NWS SpringfieldWarningSeptember 20, 2026
Severe Thunderstorm Warning: Laclede, MO
Expired 6:30 p.m. CDT, September 20, 2026
NWS TallahasseeWarningSeptember 20, 2026
Severe Thunderstorm Warning: Holmes, Jackson and Washington County, FL
Expired 6:30 p.m. CDT, September 20, 2026
NWS JacksonvilleWarningSeptember 20, 2026
Flash Flood Warning: Atkinson, Clinch and Ware, GA
Expired 8:15 p.m. EDT, September 20, 2026
NWS WilmingtonWarningSeptember 20, 2026
Severe Thunderstorm Warning: Lewis and Scioto, KY and OH
Expired 5:15 p.m. EDT, September 20, 2026
NWS Tampa Bay RuskinWarningSeptember 20, 2026
Special Marine Warning: Coastal waters from Tarpon Springs to Suwannee River FL out 20 NM
Expired 5:30 p.m. EDT, September 20, 2026
NWS Fort WorthWarningSeptember 20, 2026
Severe Thunderstorm Warning: Bosque, Hill, Johnson and 1 more, TX
Expired 5:30 p.m. CDT, September 20, 2026
NWS MiamiWarningSeptember 20, 2026
Special Marine Warning: Biscayne Bay and Coastal waters from Deerfield Beach to Ocean Reef FL out 20 NM
Expired 5:15 p.m. EDT, September 20, 2026
NWS Tampa Bay RuskinWarningSeptember 20, 2026
Special Marine Warning: Tampa Bay waters
Expired 5:15 p.m. EDT, September 20, 2026
NWS TallahasseeWarningSeptember 20, 2026
Special Marine Warning: Coastal waters from Suwannee River to Keaton Beach out 20 NM
Expired 6:00 p.m. EDT, September 20, 2026
NWS JacksonvilleWarningSeptember 20, 2026
Flash Flood Warning: Suwannee, FL
Expired 7:15 p.m. EDT, September 20, 2026
NWS JuneauWarningSeptember 20, 2026
Special Marine Warning: Cape Decision to Cape Edgecumbe out to 15 NM
Expired 4:30 p.m. AKDT, September 20, 2026
NWS Fort WorthWarningSeptember 20, 2026
Severe Thunderstorm Warning: Coryell and Hamilton, TX
Expired 4:45 p.m. CDT, September 20, 2026
NWS GoodlandWarningSeptember 20, 2026
Severe Thunderstorm Warning: Cheyenne and Kit Carson, CO
Expired 4:45 p.m. MDT, September 20, 2026
NWS JacksonvilleWarningSeptember 20, 2026
Flash Flood Warning: Hamilton, FL
Expired 6:45 p.m. EDT, September 20, 2026
NWS NormanWarningSeptember 20, 2026
Severe Thunderstorm Warning: Carter, Johnston, Love and 1 more, OK
Expired 4:30 p.m. CDT, September 20, 2026
NWS PittsburghWarningSeptember 20, 2026
Flood Warning: Belmont, Jefferson, Washington County and 2 more, OH and PA
Expired 6:15 p.m. EDT, September 20, 2026
NWS PittsburghWarningSeptember 20, 2026
Flood Warning: Allegheny, Washington County and Ohio County, PA and WV
Expired 4:00 p.m. EDT, September 20, 2026
NWS DenverWarningSeptember 20, 2026
Severe Thunderstorm Warning: Logan and Phillips, CO
Expired 1:30 p.m. MDT, September 20, 2026
NWS PittsburghWarningSeptember 20, 2026
Flood Warning: Belmont, Coshocton, Guernsey and 3 more, OH
Expired 2:45 p.m. EDT, September 20, 2026
NWS St LouisWarningSeptember 20, 2026
Flood Warning: Calhoun and Lincoln, IL and MO
Expired 12:00 a.m. CDT, September 22, 2026
NWS St LouisWarningSeptember 20, 2026
Flood Warning: Pike and Marion, IL and MO
Expired 1:00 p.m. CDT, September 27, 2026
Source: National Weather Service alerts (api.weather.gov).