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 MiamiWarningSeptember 29, 2026
Special Marine Warning: Coastal waters from Chokoloskee to Bonita Beach FL out 20 NM and Coastal waters from East Cape Sable to Chokoloskee FL out 20 NM
Expired 9:15 a.m. EDT, September 29, 2026
NWS TucsonWarningSeptember 29, 2026
Flash Flood Warning: Pima and Pinal, AZ
Expired 2:30 p.m. PDT, September 29, 2026
NWS TucsonWarningSeptember 29, 2026
Flash Flood Warning: Cochise, AZ
Expired 2:30 p.m. PDT, September 29, 2026
NWS El Paso Tx/Santa TeresaWarningSeptember 29, 2026
Flash Flood Warning: Dona Ana, NM
Expired 10:30 a.m. MDT, September 29, 2026
NWS FlagstaffWarningSeptember 29, 2026
Flash Flood Warning: Yavapai, AZ
Expired 2:00 p.m. PDT, September 29, 2026
NWS El Paso Tx/Santa TeresaWarningSeptember 29, 2026
Flash Flood Warning: Dona Ana, NM
Expired 10:30 a.m. MDT, September 29, 2026
NWS El Paso Tx/Santa TeresaWarningSeptember 29, 2026
Flash Flood Warning: Grant, Luna and Sierra, NM
Expired 10:15 a.m. MDT, September 29, 2026
NWS El Paso Tx/Santa TeresaWarningSeptember 29, 2026
Flash Flood Warning: Grant and Luna, NM
Expired 9:45 a.m. MDT, September 29, 2026
NWS El Paso Tx/Santa TeresaWarningSeptember 29, 2026
Flash Flood Warning: Grant and Luna, NM
Expired 8:45 a.m. MDT, September 29, 2026
NWS PhoenixWarningSeptember 29, 2026
Flood Warning: Maricopa, AZ
Expired 10:00 a.m. PDT, September 29, 2026
NWS PhoenixWarningSeptember 29, 2026
Flash Flood Warning: Maricopa, AZ
Expired 9:00 a.m. PDT, September 29, 2026
NWS FlagstaffWarningSeptember 29, 2026
Flash Flood Warning: Yavapai, AZ
Expired 8:45 a.m. PDT, September 29, 2026
NWS AlbuquerqueWarningSeptember 29, 2026
Flood Warning: San Miguel, NM
Expired 12:00 a.m. MDT, September 30, 2026
NWS Salt Lake CityWarningSeptember 29, 2026
Flood Warning: Kane, UT
Expired 8:15 a.m. MDT, September 29, 2026
NWS PhoenixWarningSeptember 29, 2026
Flash Flood Warning: Maricopa, AZ
Expired 9:30 a.m. PDT, September 29, 2026
NWS Key WestWarningSeptember 29, 2026
Coastal Flood Warning: Monroe Upper Keys, FL
Expired 5:00 p.m. EDT, September 29, 2026
NWS FairbanksWarningSeptember 29, 2026
Heavy Freezing Spray Warning: Central US Arctic Offshore
Expired 5:00 a.m. AKDT, September 30, 2026
NWS FlagstaffWarningSeptember 29, 2026
Flash Flood Warning: Yavapai, AZ
Expired 4:45 a.m. PDT, September 29, 2026
NWS El Paso Tx/Santa TeresaWarningSeptember 29, 2026
Flash Flood Warning: Grant, Luna and Sierra, NM
Expired 3:45 a.m. MDT, September 29, 2026
NWS Salt Lake CityWarningSeptember 29, 2026
Flood Warning: Emery, Garfield, Kane and 1 more, UT
Expired 10:45 a.m. MDT, September 29, 2026
NWS Salt Lake CityWarningSeptember 29, 2026
Flash Flood Warning: Emery, UT
Expired 4:30 a.m. MDT, September 29, 2026
NWS Boston/NortonWarningSeptember 29, 2026
Flood Warning: Bristol and Plymouth, MA
Expired 2:00 a.m. EDT, September 30, 2026
NWS Midland/OdessaWarningSeptember 29, 2026
Flash Flood Warning: Lea, NM
Expired 3:45 a.m. MDT, September 29, 2026
NWS FlagstaffWarningSeptember 28, 2026
Flash Flood Warning: Coconino, AZ
Expired 6:45 a.m. PDT, September 29, 2026
NWS Grand ForksWarningSeptember 28, 2026
Flood Warning: Barnes and Griggs, ND
Expired 9:15 a.m. CDT, September 29, 2026
NWS Salt Lake CityWarningSeptember 28, 2026
Flood Warning: Kane and Washington County, UT
Expired 8:15 a.m. MDT, September 29, 2026
NWS Salt Lake CityWarningSeptember 28, 2026
Flood Warning: Garfield and Kane, UT
Expired 8:00 a.m. MDT, September 29, 2026
NWS Salt Lake CityWarningSeptember 28, 2026
Flash Flood Warning: Washington County, UT
Expired 1:45 a.m. MDT, September 29, 2026
NWS Salt Lake CityWarningSeptember 28, 2026
Flash Flood Warning: Piute, UT
Expired 1:45 a.m. MDT, September 29, 2026
NWS San DiegoWarningSeptember 28, 2026
Flash Flood Warning: Riverside, CA
Expired 12:15 a.m. PDT, September 29, 2026
NWS Salt Lake CityWarningSeptember 28, 2026
Flash Flood Warning: Kane, UT
Expired 4:00 a.m. MDT, September 29, 2026
NWS FlagstaffWarningSeptember 28, 2026
Flash Flood Warning: Coconino, AZ
Expired 2:45 a.m. PDT, September 29, 2026
NWS Salt Lake CityWarningSeptember 28, 2026
Flash Flood Warning: Kane, UT
Expired 3:15 a.m. MDT, September 29, 2026
NWS El Paso Tx/Santa TeresaWarningSeptember 28, 2026
Flash Flood Warning: Dona Ana, NM
Expired 9:15 p.m. MDT, September 28, 2026
NWS El Paso Tx/Santa TeresaWarningSeptember 28, 2026
Flash Flood Warning: El Paso, TX
Expired 8:30 p.m. MDT, September 28, 2026
NWS Las VegasWarningSeptember 28, 2026
Flash Flood Warning: San Bernardino, CA
Expired 9:15 p.m. PDT, September 28, 2026
NWS Grand ForksWarningSeptember 28, 2026
Flash Flood Warning: Clay and Cass, MN and ND
Expired 10:15 p.m. CDT, September 28, 2026
NWS Salt Lake CityWarningSeptember 28, 2026
Flash Flood Warning: Washington County, UT
Expired 8:45 p.m. MDT, September 28, 2026
NWS Grand ForksWarningSeptember 28, 2026
Severe Thunderstorm Warning: Clay and Cass, MN and ND
Expired 6:15 p.m. CDT, September 28, 2026
NWS Las VegasWarningSeptember 28, 2026
Flash Flood Warning: Mohave and San Bernardino, AZ and CA
Expired 8:00 p.m. PDT, September 28, 2026
NWS Salt Lake CityWarningSeptember 28, 2026
Flash Flood Warning: Kane and Washington County, UT
Expired 9:00 p.m. MDT, September 28, 2026
NWS Las VegasWarningSeptember 28, 2026
Flash Flood Warning: Mohave, San Bernardino and Clark, AZ and CA
Expired 7:15 p.m. PDT, September 28, 2026
NWS El Paso Tx/Santa TeresaWarningSeptember 28, 2026
Flash Flood Warning: Dona Ana and Sierra, NM
Expired 5:15 p.m. MDT, September 28, 2026
NWS Las VegasWarningSeptember 28, 2026
Severe Thunderstorm Warning: Mohave and Clark, AZ and NV
Expired 4:15 p.m. PDT, September 28, 2026
NWS El Paso Tx/Santa TeresaWarningSeptember 28, 2026
Flash Flood Warning: Dona Ana, NM
Expired 5:15 p.m. MDT, September 28, 2026
NWS Las VegasWarningSeptember 28, 2026
Flash Flood Warning: Mohave and Clark, AZ and NV
Expired 6:15 p.m. PDT, September 28, 2026
NWS Las VegasWarningSeptember 28, 2026
Flash Flood Warning: San Bernardino and Clark, CA and NV
Expired 6:30 p.m. PDT, September 28, 2026
NWS Las VegasWarningSeptember 28, 2026
Severe Thunderstorm Warning: San Bernardino, CA
Expired 2:15 p.m. PDT, September 28, 2026
NWS Great FallsWarningSeptember 28, 2026
High Wind Warning: East Glacier Park Region, Northern High Plains and Eastern Glacier, Western Toole, and Central Pondera, MT
Expired 12:00 p.m. MDT, September 29, 2026
NWS Las VegasWarningSeptember 28, 2026
Flash Flood Warning: Lincoln, NV
Expired 3:00 p.m. PDT, September 28, 2026
NWS AlbanyWarningSeptember 28, 2026
Flood Warning: Dutchess and Ulster, NY
Expired 8:00 p.m. EDT, September 28, 2026
NWS AberdeenWarningSeptember 28, 2026
Flood Warning: Campbell and Corson, SD
Expired 3:30 p.m. CDT, September 28, 2026
NWS New OrleansWarningSeptember 28, 2026
Special Marine Warning: Coastal waters from Pascagoula Mississippi to Stake Island Louisiana out 20 to 60 NM
Expired 9:00 a.m. CDT, September 28, 2026
NWS Boston/NortonWarningSeptember 28, 2026
Flood Warning: Bristol, Norfolk, Plymouth and 2 more, MA and RI
Expired 1:45 p.m. EDT, September 28, 2026
NWS AberdeenWarningSeptember 28, 2026
Flood Warning: Dewey, SD
Expired 12:30 p.m. CDT, September 28, 2026
NWS MobileWarningSeptember 28, 2026
Special Marine Warning: Waters from Pensacola FL to Pascagoula MS from 20 to 60 NM
Expired 8:00 a.m. CDT, September 28, 2026
NWS Mount HollyWarningSeptember 28, 2026
Flood Warning: Monmouth and Ocean, NJ
Expired 10:30 a.m. EDT, September 28, 2026
NWS Key WestWarningSeptember 27, 2026
Coastal Flood Warning: Monroe Upper Keys, FL
Expired 5:00 a.m. EDT, September 29, 2026
NWS North PlatteWarningSeptember 27, 2026
Severe Thunderstorm Warning: Cherry, Grant and Sheridan, NE
Expired 7:45 p.m. MDT, September 27, 2026
NWS North PlatteWarningSeptember 27, 2026
Severe Thunderstorm Warning: Cherry, NE
Expired 7:00 p.m. CDT, September 27, 2026
Source: National Weather Service alerts (api.weather.gov).