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 Twin Cities/ChanhassenWarningSeptember 18, 2026
Flash Flood Warning: Blue Earth, Faribault, Freeborn and 2 more, MN
Expired 1:00 a.m. CDT, September 19, 2026
NWS Greenville-SpartanburgWarningSeptember 18, 2026
Severe Thunderstorm Warning: Abbeville and Greenwood, SC
Expired 10:45 p.m. EDT, September 18, 2026
NWS CheyenneWarningSeptember 18, 2026
Flash Flood Warning: Dawes and Sioux, NE
Expired 11:15 p.m. MDT, September 18, 2026
NWS AlbuquerqueWarningSeptember 18, 2026
Flash Flood Warning: Bernalillo, NM
Expired 12:00 a.m. MDT, September 19, 2026
NWS La CrosseWarningSeptember 18, 2026
Flash Flood Warning: Fillmore and Mower, MN
Expired 1:00 a.m. CDT, September 19, 2026
NWS Greenville-SpartanburgWarningSeptember 18, 2026
Severe Thunderstorm Warning: Anderson and Pickens, SC
Expired 9:15 p.m. EDT, September 18, 2026
NWS Greenville-SpartanburgWarningSeptember 18, 2026
Severe Thunderstorm Warning: Swain, NC
Expired 9:00 p.m. EDT, September 18, 2026
NWS Greenville-SpartanburgWarningSeptember 18, 2026
Severe Thunderstorm Warning: Greenville and Spartanburg, SC
Expired 9:00 p.m. EDT, September 18, 2026
NWS MorristownWarningSeptember 18, 2026
Severe Thunderstorm Warning: Sevier, TN
Expired 8:45 p.m. EDT, September 18, 2026
NWS BillingsWarningSeptember 18, 2026
Flash Flood Warning: Golden Valley and Sweet Grass, MT
Expired 10:15 p.m. MDT, September 18, 2026
NWS Key WestWarningSeptember 18, 2026
Special Marine Warning: Gulf of America including Dry Tortugas and Rebecca Shoal Channel
Expired 7:45 p.m. EDT, September 18, 2026
NWS MorristownWarningSeptember 18, 2026
Severe Thunderstorm Warning: Grainger, Hamblen and Jefferson, TN
Expired 7:45 p.m. EDT, September 18, 2026
NWS Midland/OdessaWarningSeptember 18, 2026
Flash Flood Warning: Eddy, NM
Expired 10:00 p.m. MDT, September 18, 2026
NWS RaleighWarningSeptember 18, 2026
Severe Thunderstorm Warning: Johnston, Wayne and Wilson, NC
Expired 7:30 p.m. EDT, September 18, 2026
NWS GoodlandWarningSeptember 18, 2026
Blowing Dust Warning: Cheyenne, Rawlins, Sherman and 1 more, KS
Expired 8:00 p.m. CDT, September 18, 2026
NWS IndianapolisWarningSeptember 18, 2026
Flood Warning: Daviess and Martin, IN
Expired 9:15 p.m. EDT, September 18, 2026
NWS Grand JunctionWarningSeptember 18, 2026
Severe Thunderstorm Warning: Moffat, CO
Expired 7:00 p.m. MDT, September 18, 2026
NWS AlbuquerqueWarningSeptember 18, 2026
Flash Flood Warning: Rio Arriba and Sandoval, NM
Expired 8:15 p.m. MDT, September 18, 2026
NWS RaleighWarningSeptember 18, 2026
Severe Thunderstorm Warning: Harnett, Johnston, Sampson and 2 more, NC
Expired 7:00 p.m. EDT, September 18, 2026
NWS El Paso Tx/Santa TeresaWarningSeptember 18, 2026
Flood Warning: Otero, NM
Expired 8:00 p.m. MDT, September 18, 2026
NWS BillingsWarningSeptember 18, 2026
Flash Flood Warning: Golden Valley and Wheatland, MT
Expired 9:00 p.m. MDT, September 18, 2026
NWS Key WestWarningSeptember 18, 2026
Special Marine Warning: Bayside and Gulfside from Craig Key to West End of Seven Mile Bridge, Gulf of America from West End of Seven Mile Bridge to Halfmoon Shoal out to 5 Fathoms, Hawk Channel from C
Expired 6:30 p.m. EDT, September 18, 2026
NWS BoiseWarningSeptember 18, 2026
Flash Flood Warning: Boise, ID
Expired 8:15 p.m. MDT, September 18, 2026
NWS BoiseWarningSeptember 18, 2026
Flash Flood Warning: Boise, ID
Expired 8:15 p.m. MDT, September 18, 2026
NWS Grand JunctionWarningSeptember 18, 2026
Severe Thunderstorm Warning: Moffat, Rio Blanco and Uintah, CO and UT
Expired 5:45 p.m. MDT, September 18, 2026
NWS Tampa Bay RuskinWarningSeptember 18, 2026
Special Marine Warning: Charlotte Harbor and Pine Island Sound, Coastal waters from Englewood to Tarpon Springs FL out 20 NM and Coastal waters from Bonita Beach to Englewood FL out 20 NM
Expired 6:15 p.m. EDT, September 18, 2026
NWS St LouisWarningSeptember 18, 2026
Severe Thunderstorm Warning: Pike, MO
Expired 6:00 p.m. CDT, September 18, 2026
NWS IndianapolisWarningSeptember 18, 2026
Severe Thunderstorm Warning: Daviess and Knox, IN
Expired 6:00 p.m. EDT, September 18, 2026
NWS AlbuquerqueWarningSeptember 18, 2026
Flash Flood Warning: Lincoln, NM
Expired 8:15 p.m. MDT, September 18, 2026
NWS RaleighWarningSeptember 18, 2026
Severe Thunderstorm Warning: Cumberland, Harnett, Hoke and 3 more, NC
Expired 5:45 p.m. EDT, September 18, 2026
NWS Grand JunctionWarningSeptember 18, 2026
Severe Thunderstorm Warning: Garfield and Rio Blanco, CO
Expired 5:30 p.m. MDT, September 18, 2026
NWS Grand JunctionWarningSeptember 18, 2026
Flash Flood Warning: Moffat, Rio Blanco and Uintah, CO and UT
Expired 7:45 p.m. MDT, September 18, 2026
NWS RaleighWarningSeptember 18, 2026
Severe Thunderstorm Warning: Anson, Montgomery and Stanly, NC
Expired 5:00 p.m. EDT, September 18, 2026
NWS El Paso Tx/Santa TeresaWarningSeptember 18, 2026
Flash Flood Warning: Otero, NM
Expired 6:15 p.m. MDT, September 18, 2026
NWS Grand JunctionWarningSeptember 18, 2026
Flash Flood Warning: Mesa, CO
Expired 7:15 p.m. MDT, September 18, 2026
NWS AlbuquerqueWarningSeptember 18, 2026
Severe Thunderstorm Warning: Rio Arriba and San Juan, NM
Expired 5:00 p.m. MDT, September 18, 2026
NWS RaleighWarningSeptember 18, 2026
Severe Thunderstorm Warning: Harnett, Lee, Montgomery and 2 more, NC
Expired 5:00 p.m. EDT, September 18, 2026
NWS Grand JunctionWarningSeptember 18, 2026
Severe Thunderstorm Warning: Uintah, UT
Expired 4:45 p.m. MDT, September 18, 2026
NWS RaleighWarningSeptember 18, 2026
Severe Thunderstorm Warning: Chatham, Lee and Randolph, NC
Expired 4:30 p.m. EDT, September 18, 2026
NWS Tampa Bay RuskinWarningSeptember 18, 2026
Special Marine Warning: Charlotte Harbor and Pine Island Sound and Coastal waters from Bonita Beach to Englewood FL out 20 NM
Expired 4:00 p.m. EDT, September 18, 2026
NWS RaleighWarningSeptember 18, 2026
Flash Flood Warning: Davidson, Guilford and Randolph, NC
Expired 6:15 p.m. EDT, September 18, 2026
NWS Salt Lake CityWarningSeptember 18, 2026
Severe Thunderstorm Warning: Carbon, UT
Expired 3:30 p.m. MDT, September 18, 2026
NWS RaleighWarningSeptember 18, 2026
Severe Thunderstorm Warning: Chatham, Guilford and Randolph, NC
Expired 3:45 p.m. EDT, September 18, 2026
NWS AlbuquerqueWarningSeptember 18, 2026
Flood Warning: San Juan, NM
Expired 2:00 a.m. MDT, September 20, 2026
NWS FlagstaffWarningSeptember 18, 2026
Flash Flood Warning: Apache, AZ
Expired 5:15 p.m. PDT, September 18, 2026
NWS AlbuquerqueWarningSeptember 18, 2026
Flash Flood Warning: McKinley and Sandoval, NM
Expired 4:45 p.m. MDT, September 18, 2026
NWS PocatelloWarningSeptember 18, 2026
Flash Flood Warning: Blaine, Butte and Custer, ID
Expired 4:30 p.m. MDT, September 18, 2026
NWS AlbuquerqueWarningSeptember 18, 2026
Flash Flood Warning: San Juan, NM
Expired 4:30 p.m. MDT, September 18, 2026
NWS Little RockWarningSeptember 18, 2026
Flood Warning: Jackson and Woodruff, AR
Expired 7:00 p.m. CDT, September 22, 2026
NWS El Paso Tx/Santa TeresaWarningSeptember 18, 2026
Flash Flood Warning: Otero, NM
Expired 3:30 p.m. MDT, September 18, 2026
NWS BoiseWarningSeptember 18, 2026
Flash Flood Warning: Elmore, ID
Expired 2:00 p.m. MDT, September 18, 2026
NWS PocatelloWarningSeptember 18, 2026
Flash Flood Warning: Jefferson and Madison, ID
Expired 1:45 p.m. MDT, September 18, 2026
NWS PocatelloWarningSeptember 18, 2026
Flash Flood Warning: Blaine, ID
Expired 12:15 p.m. MDT, September 18, 2026
NWS TucsonWarningSeptember 18, 2026
Flood Warning: Pima, AZ
Expired 10:30 a.m. PDT, September 18, 2026
NWS AlbuquerqueWarningSeptember 18, 2026
Flash Flood Warning: Sandoval, NM
Expired 5:00 a.m. MDT, September 18, 2026
NWS AlbuquerqueWarningSeptember 17, 2026
Severe Thunderstorm Warning: Socorro, NM
Expired 12:30 a.m. MDT, September 18, 2026
NWS El Paso Tx/Santa TeresaWarningSeptember 17, 2026
Severe Thunderstorm Warning: Sierra, NM
Expired 12:15 a.m. MDT, September 18, 2026
NWS PocatelloWarningSeptember 17, 2026
Severe Thunderstorm Warning: Bannock, Bingham, Caribou and 1 more, ID
Expired 11:15 p.m. MDT, September 17, 2026
NWS AlbuquerqueWarningSeptember 17, 2026
Flood Warning: Chaves and Lincoln, NM
Expired 2:15 p.m. MDT, September 18, 2026
NWS PocatelloWarningSeptember 17, 2026
Flash Flood Warning: Jefferson and Madison, ID
Expired 2:30 a.m. MDT, September 18, 2026
Source: National Weather Service alerts (api.weather.gov).