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 LubbockWarningMay 16, 2026
Red Flag Warning: Parmer, Castro, Swisher and 17 more, TX
Expired 9:00 p.m. CDT, May 17, 2026
NWS PuebloWarningMay 16, 2026
Red Flag Warning: Kiowa County Including Eads and Prowers County Including Lamar, CO
Expired 9:00 p.m. MDT, May 17, 2026
NWS PuebloWarningMay 16, 2026
Red Flag Warning: Fremont County Including Canon City/Howard/Texas Creek, Southern Front Range Including Sangre De Cristo Mountains/Wet Mountains/La Veta Pass, Pueblo County Including Pueblo and 4 mor
Expired 9:00 p.m. MDT, May 17, 2026
NWS PuebloWarningMay 16, 2026
Red Flag Warning: Western Las Animas County Including Trinidad and Thatcher, Eastern Las Animas County Including Pinon Canyon and Baca County Including Springfield and Eastern Comanche Grasslands, CO
Expired 9:00 p.m. MDT, May 17, 2026
NWS RivertonWarningMay 16, 2026
Winter Storm Warning: East Sweetwater County, WY
Expired 6:00 p.m. MDT, May 18, 2026
NWS RivertonWarningMay 16, 2026
Winter Storm Warning: Natrona County Lower Elevations, WY
Expired 6:00 p.m. MDT, May 18, 2026
NWS RivertonWarningMay 16, 2026
Winter Storm Warning: Casper Mountain, WY
Expired 6:00 p.m. MDT, May 18, 2026
NWS RivertonWarningMay 16, 2026
Winter Storm Warning: Green Mountains and Rattlesnake Range, WY
Expired 6:00 p.m. MDT, May 18, 2026
NWS RivertonWarningMay 16, 2026
Winter Storm Warning: Wind River Mountains East, WY
Expired 6:00 p.m. MDT, May 18, 2026
NWS Midland/OdessaWarningMay 16, 2026
Red Flag Warning: Sacramento Foothills and Guadalupe Mountains, Chaves County Plains, Eddy Plains and 6 more, NM and TX
Expired 9:00 p.m. CDT, May 17, 2026
NWS AmarilloWarningMay 16, 2026
Red Flag Warning: Cimarron, Texas, Beaver and 21 more, OK and TX
Expired 9:00 p.m. CDT, May 17, 2026
NWS El Paso Tx/Santa TeresaWarningMay 16, 2026
Red Flag Warning: Capitan And Sacramento Mountains, NM
Expired 12:00 a.m. MDT, May 18, 2026
NWS El Paso Tx/Santa TeresaWarningMay 16, 2026
Red Flag Warning: Southwest Mountains, Southwest Deserts and Lowlands, South Central Lowlands And Southern Rio Grande Valley and 1 more, NM and TX
Expired 12:00 a.m. MDT, May 18, 2026
NWS NormanWarningMay 16, 2026
Red Flag Warning: Harper, Ellis, Woodward and 8 more, OK and TX
Expired 10:00 p.m. CDT, May 16, 2026
NWS Twin Cities/ChanhassenWarningMay 16, 2026
Red Flag Warning: Douglas, Todd, Morrison and 3 more, MN
Expired 9:00 p.m. CDT, May 16, 2026
NWS Grand ForksWarningMay 16, 2026
Red Flag Warning: West Otter Tail, East Otter Tail, Wadena and 1 more, MN
Expired 9:00 p.m. CDT, May 16, 2026
NWS DuluthWarningMay 16, 2026
Red Flag Warning: South Cass, Crow Wing, Northern Aitkin and 3 more, MN
Expired 9:00 p.m. CDT, May 16, 2026
NWS GaylordWarningMay 16, 2026
Red Flag Warning: Emmet, Cheboygan, Presque Isle and 20 more, MI
Expired 8:00 p.m. EDT, May 16, 2026
NWS AnchorageWarningMay 16, 2026
Storm Warning: Barren Islands East
Expired 5:00 a.m. AKDT, May 17, 2026
NWS AnchorageWarningMay 16, 2026
Storm Warning: West of Barren Islands Including Kamishak Bay
Expired 5:00 a.m. AKDT, May 17, 2026
NWS AnchorageWarningMay 16, 2026
Storm Warning: Gravel Point to Cape Cleare out to 15 NM
Expired 5:00 p.m. AKDT, May 17, 2026
NWS AnchorageWarningMay 16, 2026
Storm Warning: Cape Suckling to Gravel Point out to 15 NM
Expired 5:00 p.m. AKDT, May 17, 2026
NWS IndianapolisWarningMay 16, 2026
Flood Warning: Bartholomew, Decatur and Jennings, IN
Expired 12:00 p.m. EDT, May 16, 2026
NWS IndianapolisWarningMay 16, 2026
Flood Warning: Bartholomew, Brown and Monroe, IN
Expired 12:00 p.m. EDT, May 16, 2026
NWS MelbourneWarningMay 16, 2026
Special Marine Warning: Sebastian Inlet to Jupiter Inlet 0-20 nm
Expired 8:15 a.m. EDT, May 16, 2026
NWS ChicagoWarningMay 16, 2026
Severe Thunderstorm Warning: La Salle and Livingston, IL
Expired 6:15 a.m. CDT, May 16, 2026
NWS Grand RapidsWarningMay 16, 2026
Severe Thunderstorm Warning: Clinton, Gratiot, Ionia and 1 more, MI
Expired 6:15 a.m. EDT, May 16, 2026
NWS Grand RapidsWarningMay 16, 2026
Severe Thunderstorm Warning: Muskegon and Ottawa, MI
Expired 5:00 a.m. EDT, May 16, 2026
NWS Grand RapidsWarningMay 16, 2026
Special Marine Warning: South Haven to Holland MI, Holland to Grand Haven MI, Grand Haven to Whitehall MI and 7 more
Expired 5:00 a.m. EDT, May 16, 2026
NWS AnchorageWarningMay 16, 2026
Storm Warning: Cape Suckling to Gravel Point out to 15 NM
Expired 5:00 p.m. AKDT, May 17, 2026
NWS San FranciscoWarningMay 16, 2026
Storm Warning: Waters from Point Reyes to Pigeon Point 10-60 NM
Expired 3:00 a.m. PDT, May 17, 2026
NWS San FranciscoWarningMay 16, 2026
Storm Warning: Waters from Point Arena to Point Reyes 10-60 NM
Expired 3:00 a.m. PDT, May 17, 2026
NWS San FranciscoWarningMay 16, 2026
Storm Warning: Coastal Waters from Point Pinos to Point Piedras Blancas California out to 10 nm
Expired 3:00 a.m. PDT, May 17, 2026
NWS AlbuquerqueWarningMay 16, 2026
Red Flag Warning: Middle Rio Grande Valley, Sandia and Manzano Mountains, Central Highlands and 1 more, NM
Expired 8:00 p.m. MDT, May 16, 2026
NWS Milwaukee/SullivanWarningMay 16, 2026
Severe Thunderstorm Warning: Fond du Lac and Sheboygan, WI
Expired 2:00 a.m. CDT, May 16, 2026
NWS Milwaukee/SullivanWarningMay 16, 2026
Severe Thunderstorm Warning: Jefferson, Rock and Walworth, WI
Expired 2:00 a.m. CDT, May 16, 2026
NWS Milwaukee/SullivanWarningMay 16, 2026
Severe Thunderstorm Warning: Dane, Green and Rock, WI
Expired 1:30 a.m. CDT, May 16, 2026
NWS AmarilloWarningMay 16, 2026
Red Flag Warning: Texas, Beaver, Hansford and 5 more, OK and TX
Expired 10:00 p.m. CDT, May 16, 2026
NWS AmarilloWarningMay 16, 2026
Red Flag Warning: Cimarron, Dallam, Sherman and 13 more, OK and TX
Expired 10:00 p.m. CDT, May 16, 2026
NWS Milwaukee/SullivanWarningMay 16, 2026
Tornado Warning: Lafayette, WI
Expired 12:45 a.m. CDT, May 16, 2026
NWS Milwaukee/SullivanWarningMay 16, 2026
Tornado Warning: Iowa County, WI
Expired 12:45 a.m. CDT, May 16, 2026
NWS AberdeenWarningMay 16, 2026
Red Flag Warning: Stanley, Sully, Hughes and 4 more, SD
Expired 10:00 p.m. CDT, May 16, 2026
NWS Las VegasWarningMay 15, 2026
High Wind Warning: Lincoln County, Northeast Clark County, Western Clark and Southern Nye County and 4 more, NV
Expired 5:00 a.m. PDT, May 18, 2026
NWS Las VegasWarningMay 15, 2026
High Wind Warning: Eastern Sierra Slopes of Inyo County, White Mountains of Inyo County, Death Valley National Park and 3 more, CA and NV
Expired 5:00 a.m. PDT, May 18, 2026
NWS Las VegasWarningMay 15, 2026
High Wind Warning: Lake Havasu and Fort Mohave, Lake Mead - AZ side, Lake Mohave - AZ side and 3 more, AZ and CA
Expired 11:00 a.m. PDT, May 18, 2026
NWS Des MoinesWarningMay 15, 2026
Severe Thunderstorm Warning: Hamilton and Hardin, IA
Expired 12:00 a.m. CDT, May 16, 2026
NWS San JuanWarningMay 15, 2026
Flood Warning: Aguada, Aguadilla and Moca, PR
Expired 2:15 a.m. EDT, May 16, 2026
NWS La CrosseWarningMay 15, 2026
Severe Thunderstorm Warning: Clayton, IA
Expired 12:00 a.m. CDT, May 16, 2026
NWS LubbockWarningMay 15, 2026
Red Flag Warning: Parmer, Castro, Swisher and 19 more, TX
Expired 9:00 p.m. CDT, May 16, 2026
NWS La CrosseWarningMay 15, 2026
Severe Thunderstorm Warning: Allamakee, Clayton and Winneshiek, IA
Expired 11:15 p.m. CDT, May 15, 2026
NWS Quad Cities IAWarningMay 15, 2026
Severe Thunderstorm Warning: Buchanan, IA
Expired 11:15 p.m. CDT, May 15, 2026
NWS Omaha/ValleyWarningMay 15, 2026
Severe Thunderstorm Warning: Harrison, Monona and Washington County, IA and NE
Expired 11:15 p.m. CDT, May 15, 2026
NWS La CrosseWarningMay 15, 2026
Severe Thunderstorm Warning: Fayette, IA
Expired 11:15 p.m. CDT, May 15, 2026
NWS Des MoinesWarningMay 15, 2026
Severe Thunderstorm Warning: Black Hawk, Bremer and Butler, IA
Expired 11:00 p.m. CDT, May 15, 2026
NWS Omaha/ValleyWarningMay 15, 2026
Severe Thunderstorm Warning: Harrison, Pottawattamie, Shelby and 4 more, IA and NE
Expired 11:15 p.m. CDT, May 15, 2026
NWS Omaha/ValleyWarningMay 15, 2026
Severe Thunderstorm Warning: Douglas and Washington County, NE
Expired 10:45 p.m. CDT, May 15, 2026
NWS MarquetteWarningMay 15, 2026
Red Flag Warning: Ontonagon, Baraga, Marquette and 9 more, MI
Expired 9:00 p.m. EDT, May 16, 2026
NWS San AngeloWarningMay 15, 2026
Severe Thunderstorm Warning: Fisher and Jones, TX
Expired 10:30 p.m. CDT, May 15, 2026
NWS Des MoinesWarningMay 15, 2026
Severe Thunderstorm Warning: Pocahontas, IA
Expired 9:45 p.m. CDT, May 15, 2026
NWS San AngeloWarningMay 15, 2026
Severe Thunderstorm Warning: Haskell, TX
Expired 10:15 p.m. CDT, May 15, 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.