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 State CollegeWarningSeptember 9, 2026
Tornado Warning: Potter, PA
Expired 8:45 p.m. EDT, September 9, 2026
NWS PittsburghWarningSeptember 9, 2026
Severe Thunderstorm Warning: Coshocton and Tuscarawas, OH
Expired 9:00 p.m. EDT, September 9, 2026
NWS TucsonWarningSeptember 9, 2026
Flash Flood Warning: Cochise, AZ
Expired 10:45 p.m. PDT, September 9, 2026
NWS TallahasseeWarningSeptember 9, 2026
Special Marine Warning: Apalachee Bay or Coastal Waters From Keaton Beach to Ochlockonee River Fl out to 20 Nm and Coastal waters from Suwannee River to Keaton Beach out 20 NM
Expired 9:30 p.m. EDT, September 9, 2026
NWS SpringfieldWarningSeptember 9, 2026
Severe Thunderstorm Warning: Benton, MO
Expired 8:00 p.m. CDT, September 9, 2026
NWS Kansas City/Pleasant HillWarningSeptember 9, 2026
Severe Thunderstorm Warning: Henry, MO
Expired 7:45 p.m. CDT, September 9, 2026
NWS TucsonWarningSeptember 9, 2026
Flash Flood Warning: Cochise, AZ
Expired 9:45 p.m. PDT, September 9, 2026
NWS TucsonWarningSeptember 9, 2026
Severe Thunderstorm Warning: Cochise, AZ
Expired 7:30 p.m. PDT, September 9, 2026
NWS TucsonWarningSeptember 9, 2026
Flash Flood Warning: Cochise, AZ
Expired 9:15 p.m. PDT, September 9, 2026
NWS Kansas City/Pleasant HillWarningSeptember 9, 2026
Severe Thunderstorm Warning: Cass, Henry, Johnson and 1 more, MO
Expired 7:15 p.m. CDT, September 9, 2026
NWS WichitaWarningSeptember 9, 2026
Severe Thunderstorm Warning: Chautauqua, KS
Expired 6:45 p.m. CDT, September 9, 2026
NWS TucsonWarningSeptember 9, 2026
Severe Thunderstorm Warning: Cochise, AZ
Expired 7:00 p.m. PDT, September 9, 2026
NWS Kansas City/Pleasant HillWarningSeptember 9, 2026
Severe Thunderstorm Warning: Linn and Bates, KS and MO
Expired 6:45 p.m. CDT, September 9, 2026
NWS PittsburghWarningSeptember 9, 2026
Severe Thunderstorm Warning: Carroll and Columbiana, OH
Expired 6:45 p.m. EDT, September 9, 2026
NWS ClevelandWarningSeptember 9, 2026
Severe Thunderstorm Warning: Mahoning and Stark, OH
Expired 6:45 p.m. EDT, September 9, 2026
NWS ClevelandWarningSeptember 9, 2026
Severe Thunderstorm Warning: Medina, OH
Expired 5:15 p.m. EDT, September 9, 2026
NWS GaylordWarningSeptember 9, 2026
Special Marine Warning: St. Marys River Point Iroquois to E. Potagannissing Bay
Expired 7:15 p.m. EDT, September 9, 2026
NWS Tampa Bay RuskinWarningSeptember 9, 2026
Special Marine Warning: Charlotte Harbor and Pine Island Sound and Coastal waters from Bonita Beach to Englewood FL out 20 NM
Expired 6:00 p.m. EDT, September 9, 2026
NWS TiyanWarningSeptember 9, 2026
Flash Flood Warning: Guam County, GU
Expired 6:00 p.m. UTC+10, September 9, 2026
NWS Tampa Bay RuskinWarningSeptember 9, 2026
Special Marine Warning: Charlotte Harbor and Pine Island Sound and Coastal waters from Bonita Beach to Englewood FL out 20 NM
Expired 5:15 p.m. EDT, September 9, 2026
NWS TucsonWarningSeptember 9, 2026
Severe Thunderstorm Warning: Santa Cruz, AZ
Expired 5:00 p.m. PDT, September 9, 2026
NWS PaducahWarningSeptember 9, 2026
Severe Thunderstorm Warning: Caldwell, Christian, Lyon and 1 more, KY
Expired 5:00 p.m. CDT, September 9, 2026
NWS AmarilloWarningSeptember 9, 2026
Severe Thunderstorm Warning: Dallam and Sherman, TX
Expired 5:00 p.m. CDT, September 9, 2026
NWS AmarilloWarningSeptember 9, 2026
Severe Thunderstorm Warning: Cimarron, Texas County and Sherman, OK and TX
Expired 5:00 p.m. CDT, September 9, 2026
NWS ClevelandWarningSeptember 9, 2026
Special Marine Warning: The Islands to Vermilion OH, Vermilion to Avon Point OH, Avon Point to Willowick OH and 2 more
Expired 5:00 p.m. EDT, September 9, 2026
NWS Las VegasWarningSeptember 9, 2026
Extreme Heat Warning: Lake Havasu and Fort Mohave, Lake Mead - AZ side, Lake Mohave - AZ side and 9 more, AZ and CA
Expired 8:00 p.m. PDT, September 10, 2026
NWS NormanWarningSeptember 9, 2026
Severe Thunderstorm Warning: Woods, OK
Expired 3:45 p.m. CDT, September 9, 2026
NWS El Paso Tx/Santa TeresaWarningSeptember 9, 2026
Flash Flood Warning: Otero, NM
Expired 6:00 p.m. MDT, September 9, 2026
NWS NormanWarningSeptember 9, 2026
Severe Thunderstorm Warning: Alfalfa and Grant, OK
Expired 3:45 p.m. CDT, September 9, 2026
NWS TiyanWarningSeptember 9, 2026
Flash Flood Warning: Guam County, GU
Expired 4:30 p.m. UTC+10, September 9, 2026
NWS BismarckWarningSeptember 9, 2026
Red Flag Warning: Mercer, Oliver, Morton and 2 more, ND
Expired 9:00 p.m. CDT, September 10, 2026
NWS BismarckWarningSeptember 9, 2026
Red Flag Warning: McKenzie, Dunn, Golden Valley and 6 more, ND
Expired 9:00 p.m. CDT, September 10, 2026
NWS RivertonWarningSeptember 9, 2026
Red Flag Warning: Absaroka Mountains/North Shoshone NF, Owl Creek Mountains and East Wind River Mountains/South Shoshone NF, WY
Expired 9:00 p.m. MDT, September 10, 2026
NWS GlasgowWarningSeptember 9, 2026
Red Flag Warning: Dawson/McCone/Prairie/Richland/Wibaux Counties and Southern Petroleum and Southern Garfield Counties, MT
Expired 8:00 p.m. MDT, September 10, 2026
NWS AlbuquerqueWarningSeptember 9, 2026
Flash Flood Warning: Catron, NM
Expired 3:45 p.m. MDT, September 9, 2026
NWS PocatelloWarningSeptember 9, 2026
Red Flag Warning: Upper Snake River Valley/Idaho Falls BLM, ID
Expired 8:00 p.m. MDT, September 10, 2026
NWS TiyanWarningSeptember 9, 2026
Flash Flood Warning: Saipan and Tinian, MP
Expired 11:45 a.m. UTC+10, September 9, 2026
NWS Tampa Bay RuskinWarningSeptember 9, 2026
Flood Warning: Hillsborough, FL
Expired 8:00 a.m. EDT, September 12, 2026
NWS Tampa Bay RuskinWarningSeptember 9, 2026
Flood Warning: Hillsborough, FL
Expired 1:00 p.m. EDT, September 12, 2026
NWS Tampa Bay RuskinWarningSeptember 9, 2026
Flood Warning: DeSoto, FL
Expired 11:45 p.m. EDT, September 9, 2026
NWS Tampa Bay RuskinWarningSeptember 9, 2026
Flood Warning: Manatee, FL
Expired 11:00 p.m. EDT, September 11, 2026
NWS BillingsWarningSeptember 9, 2026
Red Flag Warning: Sioux Ranger District Custer National Forest, MT and SD
Expired 8:00 p.m. MDT, September 10, 2026
NWS BillingsWarningSeptember 9, 2026
Red Flag Warning: Gallatin National Forest, Wheatland County/Sweet Grass County and Golden Valley County/Musselshell County, MT
Expired 8:00 p.m. MDT, September 10, 2026
NWS MissoulaWarningSeptember 9, 2026
Red Flag Warning: Eastern Beaverhead National Forest, MT
Expired 9:00 p.m. MDT, September 10, 2026
NWS New OrleansWarningSeptember 9, 2026
Special Marine Warning: Breton Sound
Expired 10:45 a.m. CDT, September 9, 2026
NWS Lake CharlesWarningSeptember 9, 2026
Special Marine Warning: Coastal waters from Cameron LA to High Island TX out 20 NM and Coastal waters from Intracoastal City to Cameron LA out 20 NM
Expired 10:00 a.m. CDT, September 9, 2026
NWS Des MoinesWarningSeptember 9, 2026
Flood Warning: Polk, IA
Expired 7:00 a.m. CDT, September 12, 2026
NWS San DiegoWarningSeptember 9, 2026
Extreme Heat Warning: Coachella Valley, San Diego County Deserts and San Gorgonio Pass Near Banning, CA
Expired 8:00 p.m. PDT, September 11, 2026
NWS San DiegoWarningSeptember 9, 2026
Extreme Heat Warning: Orange County Inland, CA
Expired 8:00 p.m. PDT, September 9, 2026
NWS San DiegoWarningSeptember 9, 2026
Extreme Heat Warning: Santa Ana Mountains and Foothills, CA
Expired 8:00 p.m. PDT, September 9, 2026
NWS San DiegoWarningSeptember 9, 2026
Extreme Heat Warning: San Diego County Inland Valleys, CA
Expired 8:00 p.m. PDT, September 9, 2026
NWS San DiegoWarningSeptember 9, 2026
Extreme Heat Warning: San Bernardino and Riverside County Valleys-The Inland Empire, CA
Expired 8:00 p.m. PDT, September 9, 2026
NWS San DiegoWarningSeptember 9, 2026
Extreme Heat Warning: San Diego County Coastal Areas and Orange County Coastal, CA
Expired 8:00 p.m. PDT, September 9, 2026
NWS Omaha/ValleyWarningSeptember 9, 2026
Flash Flood Warning: Harrison, Mills, Pottawattamie and 6 more, IA and NE
Expired 7:30 a.m. CDT, September 9, 2026
NWS RivertonWarningSeptember 9, 2026
Red Flag Warning: Lincoln and Uinta Counties/Lower Elevations, Upper Green River Basin/Rock Springs BLM and Sweetwater County/Rock Springs BLM/Flaming Gorge NRA, WY
Expired 9:00 p.m. MDT, September 10, 2026
NWS Des MoinesWarningSeptember 9, 2026
Flood Warning: Dallas and Polk, IA
Expired 7:00 p.m. CDT, September 9, 2026
NWS Des MoinesWarningSeptember 9, 2026
Flash Flood Warning: Adair, Audubon, Cass and 5 more, IA
Expired 7:45 a.m. CDT, September 9, 2026
NWS Des MoinesWarningSeptember 9, 2026
Flood Warning: Polk, IA
Expired 4:00 p.m. CDT, September 9, 2026
NWS CheyenneWarningSeptember 8, 2026
Red Flag Warning: North Laramie Range and Adjacent High Plains, North Laramie Valley/Shirley Basin, Ferris/Seminoe/Shirley Mountains and 3 more, WY
Expired 8:00 p.m. MDT, September 10, 2026
NWS PuebloWarningSeptember 8, 2026
Severe Thunderstorm Warning: Pueblo, CO
Expired 7:45 p.m. MDT, September 8, 2026
Source: National Weather Service alerts (api.weather.gov).