United StatesMay 2026
National Weather Service warnings and watches: May 2026
AreaZine recorded 2,688 warnings and watches from NWS in May 2026. Nationally the NWS issued 4,037 warnings in May 2026, 29% below the average of 5,672 for May in 2008-2025, and 5,893 warnings, watches and advisories in all (IEM VTEC archive).
Which warnings did the NWS issue most in May 2026?
| Product | May 2026 | An average May, 2008-2025 |
|---|---|---|
| Severe Thunderstorm Warning | 2,665 | 3,568 |
| Flood Advisory | 887 | 1,011 |
| Flash Flood Warning | 408 | 489 |
| Flood Warning | 364 | 815 |
| Tornado Warning | 249 | 567 |
| Frost Advisory | 225 | 97 |
| Red Flag Warning | 145 | 121 |
| Freeze Warning | 132 | 52 |
| Wind Advisory | 122 | 137 |
| Dense Fog Advisory | 78 | 76 |
Source: Iowa Environmental Mesonet archive of NWS watches, warnings and advisories (VTEC). A U.S. Government work, in the public domain.
Every notice, May 2026
NWS HanfordWarningMay 15, 2026
Red Flag Warning: Indian Wells Valley and Kern County Desert, CA
Expired 11:00 p.m. PDT, May 17, 2026
NWS HanfordWarningMay 15, 2026
Red Flag Warning: West Side Hills and San Joaquin Valley, CA
Expired 8:00 p.m. PDT, May 18, 2026
NWS TucsonWarningMay 15, 2026
Red Flag Warning: Eastern Pima-Southeastern Pinal-Santa Cruz-Western Cochise, Southern Graham-Central and Eastern Cochise-Southern Greenlee-Lower Elevations of the San Carlos Apache Nation in Graham C
Expired 11:00 p.m. PDT, May 17, 2026
NWS HanfordWarningMay 15, 2026
High Wind Warning: Mojave Desert Slopes, CA
Expired 11:00 p.m. PDT, May 17, 2026
NWS LubbockWarningMay 15, 2026
Red Flag Warning: Parmer, Castro, Swisher and 19 more, TX
Expired 9:00 p.m. CDT, May 15, 2026
NWS AmarilloWarningMay 15, 2026
Red Flag Warning: Cimarron, Texas, Beaver and 3 more, OK and TX
Expired 9:00 p.m. CDT, May 15, 2026
NWS NormanWarningMay 15, 2026
Red Flag Warning: Woods, Tillman and Wilbarger, OK and TX
Expired 9:00 p.m. CDT, May 15, 2026
NWS Salt Lake CityWarningMay 15, 2026
Red Flag Warning: Mojave Desert and Grand Staircase, UT
Expired 9:00 p.m. MDT, May 17, 2026
NWS Salt Lake CityWarningMay 15, 2026
Red Flag Warning: San Rafael Swell, Henry Mountains and Color Country West Desert, UT
Expired 9:00 p.m. MDT, May 16, 2026
NWS FlagstaffWarningMay 15, 2026
Red Flag Warning: Kaibab Plateau, Marble and Glen Canyons, Grand Canyon Country and 3 more, AZ
Expired 8:00 p.m. PDT, May 17, 2026
NWS FlagstaffWarningMay 15, 2026
Red Flag Warning: Northeast Plateaus and Mesas Hwy 264 Northward, Little Colorado River Valley in Coconino County, Little Colorado River Valley in Navajo County and 4 more, AZ
Expired 8:00 p.m. PDT, May 17, 2026
NWS SacramentoWarningMay 15, 2026
Red Flag Warning: South-Central Shasta County Including Redding Metro, Northern Sacramento Valley in Tehama County, Central Glenn County Including Interstate 5 and 17 more, CA
Expired 8:00 p.m. PDT, May 18, 2026
NWS Grand JunctionWarningMay 15, 2026
Red Flag Warning: Paradox Valley, North Fork and Colorado River Basin, CO and UT
Expired 8:00 p.m. MDT, May 16, 2026
NWS Grand JunctionWarningMay 15, 2026
Red Flag Warning: Lower Colorado River and Colorado River Headwaters, CO
Expired 8:00 p.m. MDT, May 15, 2026
NWS Grand JunctionWarningMay 15, 2026
Red Flag Warning: Lower Colorado River and Colorado River Headwaters, CO
Expired 8:00 p.m. MDT, May 16, 2026
NWS HonoluluWarningMay 15, 2026
Special Marine Warning: Kauai Windward Waters, Kauai Channel and Oahu Windward Waters
Expired 12:30 p.m. HST, May 15, 2026
NWS AberdeenWarningMay 15, 2026
Red Flag Warning: Spink, Clark, Codington and 7 more, SD
Expired 7:00 p.m. CDT, May 15, 2026
NWS AberdeenWarningMay 15, 2026
Red Flag Warning: Traverse, Big Stone, Corson and 12 more, MN and SD
Expired 9:00 p.m. CDT, May 15, 2026
NWS HonoluluWarningMay 15, 2026
Special Marine Warning: Oahu Windward Waters
Expired 10:45 a.m. HST, May 15, 2026
NWS GrayWarningMay 15, 2026
Flood Warning: Belknap and Grafton, NH
Expired 10:26 p.m. EDT, May 15, 2026
NWS HonoluluWarningMay 15, 2026
Special Marine Warning: Kauai Northwest Waters and Kauai Windward Waters
Expired 9:15 a.m. HST, May 15, 2026
NWS GlasgowWarningMay 15, 2026
Red Flag Warning: Fort Peck Reservation and Daniels/Roosevelt/Sheridan Counties, Dawson/McCone/Prairie/Richland/Wibaux Counties, Northern Valley and Northern Phillips Counties and 3 more, MT
Expired 9:00 p.m. MDT, May 15, 2026
NWS GrayWarningMay 15, 2026
Flood Warning: Cumberland, Oxford and Carroll, ME and NH
Expired 11:00 p.m. EDT, May 15, 2026
NWS AlbuquerqueWarningMay 15, 2026
Red Flag Warning: East Central Plains, NM
Expired 8:00 p.m. MDT, May 15, 2026
NWS NormanWarningMay 15, 2026
Red Flag Warning: Dewey, Custer, Washita and 1 more, OK
Expired 9:00 p.m. CDT, May 15, 2026
NWS LubbockWarningMay 14, 2026
Red Flag Warning: Parmer, Castro, Swisher and 19 more, TX
Expired 9:00 p.m. CDT, May 15, 2026
NWS AmarilloWarningMay 14, 2026
Red Flag Warning: Ochiltree, Lipscomb, Hartley and 15 more, TX
Expired 9:00 p.m. CDT, May 15, 2026
NWS AberdeenWarningMay 14, 2026
Red Flag Warning: Spink, Clark, Codington and 7 more, SD
Expired 7:00 p.m. CDT, May 15, 2026
NWS AberdeenWarningMay 14, 2026
Red Flag Warning: Traverse, Big Stone, Corson and 12 more, MN and SD
Expired 9:00 p.m. CDT, May 15, 2026
NWS NormanWarningMay 14, 2026
Red Flag Warning: Foard, TX
Expired 9:00 p.m. CDT, May 15, 2026
NWS NormanWarningMay 14, 2026
Red Flag Warning: Ellis, Woodward, Roger Mills and 5 more, OK and TX
Expired 9:00 p.m. CDT, May 15, 2026
NWS Midland/OdessaWarningMay 14, 2026
Severe Thunderstorm Warning: Borden and Dawson, TX
Expired 9:00 p.m. CDT, May 14, 2026
NWS LubbockWarningMay 14, 2026
Severe Thunderstorm Warning: Childress, Cottle, Dickens and 4 more, TX
Expired 9:00 p.m. CDT, May 14, 2026
NWS Midland/OdessaWarningMay 14, 2026
Severe Thunderstorm Warning: Borden, TX
Expired 8:45 p.m. CDT, May 14, 2026
NWS GrayWarningMay 14, 2026
Flood Warning: Grafton, NH
Expired 11:35 a.m. EDT, May 15, 2026
NWS TopekaWarningMay 14, 2026
Severe Thunderstorm Warning: Clay and Riley, KS
Expired 7:30 p.m. CDT, May 14, 2026
NWS AmarilloWarningMay 14, 2026
Severe Thunderstorm Warning: Beaver, Texas County, Lipscomb and 1 more, OK and TX
Expired 8:00 p.m. CDT, May 14, 2026
NWS NormanWarningMay 14, 2026
Severe Thunderstorm Warning: Greer, Harmon, Jackson and 3 more, OK and TX
Expired 7:30 p.m. CDT, May 14, 2026
NWS Midland/OdessaWarningMay 14, 2026
Severe Thunderstorm Warning: Crane, Ector, Midland and 4 more, TX
Expired 7:30 p.m. CDT, May 14, 2026
NWS LubbockWarningMay 14, 2026
Severe Thunderstorm Warning: Briscoe, Childress, Cottle and 3 more, TX
Expired 7:30 p.m. CDT, May 14, 2026
NWS LubbockWarningMay 14, 2026
Severe Thunderstorm Warning: Hale, Hockley, Lamb and 1 more, TX
Expired 7:00 p.m. CDT, May 14, 2026
NWS LubbockWarningMay 14, 2026
Severe Thunderstorm Warning: Crosby, Garza, Lubbock and 1 more, TX
Expired 7:00 p.m. CDT, May 14, 2026
NWS AmarilloWarningMay 14, 2026
Severe Thunderstorm Warning: Cimarron, Texas County and Dallam, OK and TX
Expired 7:00 p.m. CDT, May 14, 2026
NWS AmarilloWarningMay 14, 2026
Severe Thunderstorm Warning: Armstrong and Randall, TX
Expired 6:45 p.m. CDT, May 14, 2026
NWS AmarilloWarningMay 14, 2026
Severe Thunderstorm Warning: Armstrong, Collingsworth and Donley, TX
Expired 6:30 p.m. CDT, May 14, 2026
NWS AmarilloWarningMay 14, 2026
Severe Thunderstorm Warning: Dallam, Hartley, Moore and 1 more, TX
Expired 6:30 p.m. CDT, May 14, 2026
NWS AmarilloWarningMay 14, 2026
Severe Thunderstorm Warning: Deaf Smith and Randall, TX
Expired 6:00 p.m. CDT, May 14, 2026
NWS AmarilloWarningMay 14, 2026
Severe Thunderstorm Warning: Beaver, OK
Expired 6:00 p.m. CDT, May 14, 2026
NWS LubbockWarningMay 14, 2026
Severe Thunderstorm Warning: Floyd, Hale, Hockley and 1 more, TX
Expired 6:00 p.m. CDT, May 14, 2026
NWS AmarilloWarningMay 14, 2026
Severe Thunderstorm Warning: Texas County, OK
Expired 6:00 p.m. CDT, May 14, 2026
NWS AmarilloWarningMay 14, 2026
Severe Thunderstorm Warning: Armstrong, Carson and Gray, TX
Expired 5:45 p.m. CDT, May 14, 2026
NWS AmarilloWarningMay 14, 2026
Severe Thunderstorm Warning: Armstrong and Randall, TX
Expired 5:45 p.m. CDT, May 14, 2026
NWS AmarilloWarningMay 14, 2026
Severe Thunderstorm Warning: Deaf Smith, TX
Expired 5:30 p.m. CDT, May 14, 2026
NWS FairbanksWarningMay 14, 2026
Flood Warning: Middle Yukon Valley, AK
Expired 10:00 p.m. AKDT, May 15, 2026
NWS GoodlandWarningMay 14, 2026
Severe Thunderstorm Warning: Cheyenne and Dundy, KS and NE
Expired 5:00 p.m. MDT, May 14, 2026
NWS BismarckWarningMay 14, 2026
Blowing Dust Warning: Sheridan and Wells, ND
Expired 9:00 p.m. CDT, May 14, 2026
NWS BismarckWarningMay 14, 2026
Blowing Dust Warning: Rolette, McHenry and Pierce, ND
Expired 9:00 p.m. CDT, May 14, 2026
NWS BismarckWarningMay 14, 2026
Blowing Dust Warning: Eastern McLean, ND
Expired 9:00 p.m. CDT, May 14, 2026
NWS North PlatteWarningMay 14, 2026
Red Flag Warning: Eastern Panhandle/Crescent Lake NWR, Sandhills/Valentine NWR/Nebraska National Forest, Loup Rivers Basin and 2 more, NE
Expired 10:00 p.m. CDT, May 14, 2026
NWS BismarckWarningMay 14, 2026
Blowing Dust Warning: Mercer and Western McLean, ND
Expired 9:00 p.m. CDT, May 14, 2026
Source: National Weather Service alerts (api.weather.gov).
Earlier notices kept from May 2026
13 earlier notices in AreaZine's record; the latest first below. Every one, oldest first: May 7, 2026 to May 27, 2026.
- Civil Danger Warning Test Issued for Roseau, MN Roseau, MN NOAA
- AMBER Alert Issued for Los Angeles, Riverside, San Diego CA Los Angeles, Riverside, San Diego CA NOAA
- AMBER Alert Issued for Los Angeles and Orange Counties Los Angeles and Orange Counties, CA NOAA
- Red Flag Warning Issued for South Central Nebraska and North Central Kansas South Central Nebraska and North Central Kansas NOAA
- Civil Emergency Message Issued for Saratoga, Wyoming Saratoga, Wyoming NOAA
- Special Marine Warning Issued for Coastal Waters from Tarpon Springs to Suwannee River Through 7 PM Coastal Florida (Tarpon Springs to Suwannee River) NOAA
- Shelter in Place Warning All Clear - Manor, TX Travis County, Texas NOAA
- Severe Thunderstorm Warning Issued for Custer and Dewey Counties in Oklahoma Western and Northwestern Oklahoma NOAA
- Fire Warning Issued for Lincoln Areas Near Capitans Lincoln NOAA
- Evacuation Immediate Alert Issued for Lincoln Lincoln NOAA
- Special Marine Warning Issued for Charleston Harbor and Coastal South Carolina Waters Coastal South Carolina NOAA
- Boil Order Alert Issued for McCammon Area McCammon, Idaho NOAA
- Severe Thunderstorm Warning Issued for Christian, Macon, and Sangamon Counties in Central Illinois Central Illinois NOAA
Notices AreaZine published before its record of the live feed began. AreaZine no longer holds each agency's full record for them, so each line shows what AreaZine recorded and links the agency where it gave a link.