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 TucsonWarningSeptember 16, 2026
Flash Flood Warning: Pima and Pinal, AZ
Expired 9:30 p.m. PDT, September 16, 2026
NWS Las VegasWarningSeptember 16, 2026
Flash Flood Warning: Mohave and San Bernardino, AZ and CA
Expired 9:30 p.m. PDT, September 16, 2026
NWS PhoenixWarningSeptember 16, 2026
Dust Storm Warning: La Paz, Yuma and Imperial, AZ and CA
Expired 6:45 p.m. PDT, September 16, 2026
NWS Las VegasWarningSeptember 16, 2026
Flash Flood Warning: Mohave, AZ
Expired 9:30 p.m. PDT, September 16, 2026
NWS EurekaWarningSeptember 16, 2026
Severe Thunderstorm Warning: Mendocino and Trinity, CA
Expired 6:15 p.m. PDT, September 16, 2026
NWS WilmingtonWarningSeptember 16, 2026
Severe Thunderstorm Warning: Darke, Montgomery and Preble, OH
Expired 6:15 p.m. EDT, September 16, 2026
NWS TucsonWarningSeptember 16, 2026
Flash Flood Warning: Pima, AZ
Expired 8:30 p.m. PDT, September 16, 2026
NWS PhoenixWarningSeptember 16, 2026
Severe Thunderstorm Warning: La Paz, AZ
Expired 6:15 p.m. PDT, September 16, 2026
NWS PhoenixWarningSeptember 16, 2026
Flood Warning: Maricopa, AZ
Expired 8:00 p.m. PDT, September 16, 2026
NWS PhoenixWarningSeptember 16, 2026
Flood Warning: Maricopa, AZ
Expired 7:45 p.m. PDT, September 16, 2026
NWS PhoenixWarningSeptember 16, 2026
Flash Flood Warning: Maricopa, AZ
Expired 8:15 p.m. PDT, September 16, 2026
NWS Des MoinesWarningSeptember 16, 2026
Flood Warning: Polk, IA
Expired 2:30 a.m. CDT, September 17, 2026
NWS Omaha/ValleyWarningSeptember 16, 2026
Flood Warning: Fremont and Page, IA
Expired 9:45 p.m. CDT, September 16, 2026
NWS Salt Lake CityWarningSeptember 16, 2026
Flash Flood Warning: Kane, UT
Expired 7:45 p.m. MDT, September 16, 2026
NWS AlbuquerqueWarningSeptember 16, 2026
Flash Flood Warning: Lincoln, NM
Expired 6:30 p.m. MDT, September 16, 2026
NWS Salt Lake CityWarningSeptember 16, 2026
Flash Flood Warning: Kane, UT
Expired 5:45 p.m. MDT, September 16, 2026
NWS FlagstaffWarningSeptember 16, 2026
Flash Flood Warning: Coconino, AZ
Expired 6:15 p.m. PDT, September 16, 2026
NWS Salt Lake CityWarningSeptember 16, 2026
Flash Flood Warning: Wayne, UT
Expired 6:00 p.m. MDT, September 16, 2026
NWS Tampa Bay RuskinWarningSeptember 16, 2026
Flood Warning: Citrus, Levy and Marion, FL
Expired 11:45 p.m. EDT, September 16, 2026
NWS El Paso Tx/Santa TeresaWarningSeptember 16, 2026
Flash Flood Warning: Otero, NM
Expired 6:00 p.m. MDT, September 16, 2026
NWS TucsonWarningSeptember 16, 2026
Flash Flood Warning: Pima, AZ
Expired 5:00 p.m. PDT, September 16, 2026
NWS AlbuquerqueWarningSeptember 16, 2026
Flash Flood Warning: McKinley and San Juan, NM
Expired 6:00 p.m. MDT, September 16, 2026
NWS Grand JunctionWarningSeptember 16, 2026
Flash Flood Warning: Grand, UT
Expired 5:45 p.m. MDT, September 16, 2026
NWS Salt Lake CityWarningSeptember 16, 2026
Flash Flood Warning: Kane, UT
Expired 5:45 p.m. MDT, September 16, 2026
NWS Salt Lake CityWarningSeptember 16, 2026
Flood Warning: Carbon and Emery, UT
Expired 5:30 p.m. MDT, September 16, 2026
NWS Salt Lake CityWarningSeptember 16, 2026
Severe Thunderstorm Warning: Carbon and Emery, UT
Expired 3:15 p.m. MDT, September 16, 2026
NWS AlbuquerqueWarningSeptember 16, 2026
Flash Flood Warning: McKinley, NM
Expired 5:30 p.m. MDT, September 16, 2026
NWS FlagstaffWarningSeptember 16, 2026
Flash Flood Warning: Yavapai, AZ
Expired 6:30 p.m. PDT, September 16, 2026
NWS AlbuquerqueWarningSeptember 16, 2026
Flash Flood Warning: McKinley, NM
Expired 5:15 p.m. MDT, September 16, 2026
NWS PhoenixWarningSeptember 16, 2026
Flash Flood Warning: Maricopa, AZ
Expired 5:15 p.m. PDT, September 16, 2026
NWS FlagstaffWarningSeptember 16, 2026
Flash Flood Warning: Apache, AZ
Expired 4:45 p.m. PDT, September 16, 2026
NWS Salt Lake CityWarningSeptember 16, 2026
Flash Flood Warning: Emery, UT
Expired 4:45 p.m. MDT, September 16, 2026
NWS PhoenixWarningSeptember 16, 2026
Flash Flood Warning: Maricopa, AZ
Expired 4:45 p.m. PDT, September 16, 2026
NWS PhoenixWarningSeptember 16, 2026
Flash Flood Warning: Maricopa, AZ
Expired 3:30 p.m. PDT, September 16, 2026
NWS TucsonWarningSeptember 16, 2026
Flash Flood Warning: Pima, AZ
Expired 4:15 p.m. PDT, September 16, 2026
NWS FlagstaffWarningSeptember 16, 2026
Flash Flood Warning: Coconino and Yavapai, AZ
Expired 5:15 p.m. PDT, September 16, 2026
NWS Grand JunctionWarningSeptember 16, 2026
Flash Flood Warning: Rio Blanco, CO
Expired 4:00 p.m. MDT, September 16, 2026
NWS FlagstaffWarningSeptember 16, 2026
Flash Flood Warning: Yavapai, AZ
Expired 5:00 p.m. PDT, September 16, 2026
NWS PhoenixWarningSeptember 16, 2026
Flash Flood Warning: Maricopa, AZ
Expired 5:00 p.m. PDT, September 16, 2026
NWS FlagstaffWarningSeptember 16, 2026
Flash Flood Warning: Coconino, AZ
Expired 4:45 p.m. PDT, September 16, 2026
NWS PhoenixWarningSeptember 16, 2026
Flash Flood Warning: Maricopa, AZ
Expired 4:45 p.m. PDT, September 16, 2026
NWS PhoenixWarningSeptember 16, 2026
Flash Flood Warning: Maricopa and Pinal, AZ
Expired 4:30 p.m. PDT, September 16, 2026
NWS Salt Lake CityWarningSeptember 16, 2026
Flash Flood Warning: San Juan, UT
Expired 3:00 p.m. MDT, September 16, 2026
NWS TucsonWarningSeptember 16, 2026
Severe Thunderstorm Warning: Pinal, AZ
Expired 1:00 p.m. PDT, September 16, 2026
NWS FlagstaffWarningSeptember 16, 2026
Flash Flood Warning: Coconino, AZ
Expired 4:15 p.m. PDT, September 16, 2026
NWS Salt Lake CityWarningSeptember 16, 2026
Flash Flood Warning: San Juan, UT
Expired 3:00 p.m. MDT, September 16, 2026
NWS PhoenixWarningSeptember 16, 2026
Flash Flood Warning: Maricopa, AZ
Expired 1:45 p.m. PDT, September 16, 2026
NWS PhoenixWarningSeptember 16, 2026
Flash Flood Warning: Maricopa and Pinal, AZ
Expired 3:45 p.m. PDT, September 16, 2026
NWS TucsonWarningSeptember 16, 2026
Flash Flood Warning: Pima, AZ
Expired 2:45 p.m. PDT, September 16, 2026
NWS ElkoWarningSeptember 16, 2026
Red Flag Warning: Northern Nye County - Mojave and Central Nevada - Toiyabe, NV
Expired 8:00 p.m. PDT, September 17, 2026
NWS ElkoWarningSeptember 16, 2026
Red Flag Warning: Northern Nye County - Mojave and Central Nevada - Toiyabe, NV
Expired 8:00 p.m. PDT, September 16, 2026
NWS PhoenixWarningSeptember 16, 2026
Flash Flood Warning: Gila and Maricopa, AZ
Expired 3:30 p.m. PDT, September 16, 2026
NWS FlagstaffWarningSeptember 16, 2026
Flash Flood Warning: Coconino, AZ
Expired 2:30 p.m. PDT, September 16, 2026
NWS TucsonWarningSeptember 16, 2026
Flash Flood Warning: Pima, AZ
Expired 2:00 p.m. PDT, September 16, 2026
NWS PhoenixWarningSeptember 16, 2026
Flash Flood Warning: Gila, AZ
Expired 2:45 p.m. PDT, September 16, 2026
NWS Northern IndianaWarningSeptember 16, 2026
Flash Flood Warning: Adams and Wells, IN
Expired 2:45 p.m. EDT, September 16, 2026
NWS Northern IndianaWarningSeptember 16, 2026
Flood Warning: Wells, IN
Expired 2:00 p.m. EDT, September 21, 2026
NWS Northern IndianaWarningSeptember 16, 2026
Flood Warning: Adams and Wells, IN
Expired 4:45 a.m. EDT, September 17, 2026
NWS PhoenixWarningSeptember 16, 2026
Flash Flood Warning: Gila and Maricopa, AZ
Expired 1:30 p.m. PDT, September 16, 2026
NWS Salt Lake CityWarningSeptember 16, 2026
Flash Flood Warning: Garfield and Kane, UT
Expired 4:15 p.m. MDT, September 16, 2026
Source: National Weather Service alerts (api.weather.gov).