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 CheyenneWarningMay 13, 2026
Red Flag Warning: Pine Ridge/Nebraska National Forest and Box Butte/South Sioux/Niobrara River, NE
Expired 12:00 a.m. MDT, May 15, 2026
NWS BillingsWarningMay 13, 2026
High Wind Warning: Judith Gap, Northern Sweet Grass, Melville Foothills and 1 more, MT
Expired 9:00 p.m. MDT, May 14, 2026
NWS BillingsWarningMay 13, 2026
High Wind Warning: Musselshell, Northern Stillwater, Golden Valley and 1 more, MT
Expired 9:00 p.m. MDT, May 14, 2026
NWS Salt Lake CityWarningMay 12, 2026
High Wind Warning: Great Salt Lake Desert and Mountains, UT
Expired 3:00 a.m. MDT, May 14, 2026
NWS TallahasseeWarningMay 12, 2026
Flash Flood Warning: Brooks and Thomas, GA
Expired 3:00 a.m. EDT, May 13, 2026
NWS ElkoWarningMay 12, 2026
High Wind Warning: Southeastern Elko County, NV
Expired 11:00 p.m. PDT, May 13, 2026
NWS Great FallsWarningMay 12, 2026
High Wind Warning: Eastern Pondera and Eastern Teton, MT
Expired 6:00 p.m. MDT, May 14, 2026
NWS Great FallsWarningMay 12, 2026
High Wind Warning: Big Belt, Bridger and Castle Mountains, MT
Expired 9:00 p.m. MDT, May 13, 2026
NWS Great FallsWarningMay 12, 2026
High Wind Warning: Hill County, Northern Blaine County, Western and Central Chouteau County and 3 more, MT
Expired 12:00 a.m. MDT, May 15, 2026
NWS Great FallsWarningMay 12, 2026
High Wind Warning: Eastern Toole and Liberty, Cascade County below 5000ft and Judith Basin County and Judith Gap, MT
Expired 6:00 p.m. MDT, May 14, 2026
NWS Great FallsWarningMay 12, 2026
High Wind Warning: East Glacier Park Region, Northern High Plains, Eastern Glacier, Western Toole, and Central Pondera and 3 more, MT
Expired 12:00 a.m. MDT, May 15, 2026
NWS Great FallsWarningMay 12, 2026
High Wind Warning: Canyon Ferry Area, Missouri Headwaters, Madison River Valley and 5 more, MT
Expired 9:00 p.m. MDT, May 13, 2026
NWS TallahasseeWarningMay 12, 2026
Special Marine Warning: Coastal Waters From Ochlockonee River to Apalachicola FL out to 20 Nm and Waters from Suwannee River to Apalachicola FL from 20 to 60 NM
Expired 1:00 a.m. EDT, May 13, 2026
NWS GlasgowWarningMay 12, 2026
High Wind Warning: Daniels, Sheridan, Western Roosevelt and 6 more, MT
Expired 12:00 a.m. MDT, May 15, 2026
NWS GlasgowWarningMay 12, 2026
High Wind Warning: Central and Southeast Phillips, Central and Southern Valley, Petroleum and 4 more, MT
Expired 12:00 a.m. MDT, May 15, 2026
NWS TallahasseeWarningMay 12, 2026
Flash Flood Warning: Brooks and Cook, GA
Expired 1:15 a.m. EDT, May 13, 2026
NWS Rapid CityWarningMay 12, 2026
Red Flag Warning: Fall River County Area, Northern Foot Hills, Eastern Foot Hills and 8 more, SD and WY
Expired 9:00 p.m. MDT, May 14, 2026
NWS Grand JunctionWarningMay 12, 2026
Red Flag Warning: Gunnison Basin, CO
Expired 8:00 p.m. MDT, May 14, 2026
NWS TallahasseeWarningMay 12, 2026
Special Marine Warning: Coastal Waters From Ochlockonee River to Apalachicola FL out to 20 Nm
Expired 11:45 p.m. EDT, May 12, 2026
NWS TallahasseeWarningMay 12, 2026
Flash Flood Warning: Brooks and Thomas, GA
Expired 12:00 a.m. EDT, May 13, 2026
NWS Grand RapidsWarningMay 12, 2026
Special Marine Warning: Grand Haven to Whitehall MI, Whitehall to Pentwater MI, Lake Michigan from Whitehall to Pentwater MI 5NM offshore to Mid Lake and 1 more
Expired 10:30 p.m. EDT, May 12, 2026
NWS North PlatteWarningMay 12, 2026
Red Flag Warning: Eastern Panhandle/Crescent Lake NWR, Sandhills/Valentine NWR/Nebraska National Forest, Frenchman Basin and 1 more, NE
Expired 1:00 a.m. CDT, May 14, 2026
NWS North PlatteWarningMay 12, 2026
Red Flag Warning: Loup Rivers Basin, NE
Expired 1:00 a.m. CDT, May 14, 2026
NWS HastingsWarningMay 12, 2026
Red Flag Warning: Phillips, Rooks, Valley and 7 more, KS and NE
Expired 10:00 p.m. CDT, May 13, 2026
NWS MelbourneWarningMay 12, 2026
Special Marine Warning: Sebastian Inlet to Jupiter Inlet 20-60 nm
Expired 9:15 p.m. EDT, May 12, 2026
NWS MelbourneWarningMay 12, 2026
Special Marine Warning: Flagler Beach to Volusia-Brevard County Line 0-20 nm and Flagler Beach to Volusia-Brevard County Line 20-60 nm
Expired 6:00 p.m. EDT, May 12, 2026
NWS MelbourneWarningMay 12, 2026
Special Marine Warning: Flagler Beach to Volusia-Brevard County Line 0-20 nm and Flagler Beach to Volusia-Brevard County Line 20-60 nm
Expired 5:00 p.m. EDT, May 12, 2026
NWS New OrleansWarningMay 12, 2026
Flood Warning: East Baton Rouge, LA
Expired 5:00 a.m. CDT, May 14, 2026
NWS FairbanksWarningMay 12, 2026
Heavy Freezing Spray Warning: Cape Beaufort to Point Franklin out to 15 NM
Expired 5:00 p.m. AKDT, May 13, 2026
NWS MelbourneWarningMay 12, 2026
Special Marine Warning: Flagler Beach to Volusia-Brevard County Line 0-20 nm
Expired 4:15 p.m. EDT, May 12, 2026
NWS Tampa Bay RuskinWarningMay 12, 2026
Special Marine Warning: Tampa Bay waters, Coastal waters from Tarpon Springs to Suwannee River FL out 20 NM, Coastal waters from Englewood to Tarpon Springs FL out 20 NM and 2 more
Expired 4:30 p.m. EDT, May 12, 2026
NWS San JuanWarningMay 12, 2026
Flash Flood Warning: San Juan, PR
Expired 5:00 p.m. EDT, May 12, 2026
NWS New OrleansWarningMay 12, 2026
Flood Warning: Harrison, MS
Expired 11:01 a.m. CDT, May 13, 2026
NWS Tampa Bay RuskinWarningMay 12, 2026
Tornado Warning: Hernando and Pasco, FL
Expired 3:00 p.m. EDT, May 12, 2026
NWS MelbourneWarningMay 12, 2026
Special Marine Warning: Flagler Beach to Volusia-Brevard County Line 0-20 nm
Expired 3:30 p.m. EDT, May 12, 2026
NWS Tampa Bay RuskinWarningMay 12, 2026
Special Marine Warning: Coastal waters from Tarpon Springs to Suwannee River FL out 20 NM, Coastal waters from Englewood to Tarpon Springs FL out 20 NM, Waters from Tarpon Springs to Suwannee River FL
Expired 3:15 p.m. EDT, May 12, 2026
NWS MelbourneWarningMay 12, 2026
Special Marine Warning: Volusia-Brevard County Line to Sebastian Inlet 0-20 nm
Expired 3:30 p.m. EDT, May 12, 2026
NWS BismarckWarningMay 12, 2026
Red Flag Warning: Divide, Burke, Williams and 12 more, ND
Expired 10:00 p.m. CDT, May 13, 2026
NWS AberdeenWarningMay 12, 2026
Red Flag Warning: Stanley and Jones, SD
Expired 10:00 p.m. CDT, May 13, 2026
NWS AberdeenWarningMay 12, 2026
Red Flag Warning: Corson and Dewey, SD
Expired 10:00 p.m. CDT, May 13, 2026
NWS MelbourneWarningMay 12, 2026
Severe Thunderstorm Warning: Brevard and Orange, FL
Expired 2:15 p.m. EDT, May 12, 2026
NWS Rapid CityWarningMay 12, 2026
Red Flag Warning: Fall River County Area, Northern Foot Hills, Eastern Foot Hills and 8 more, SD and WY
Expired 9:00 p.m. MDT, May 14, 2026
NWS Great FallsWarningMay 12, 2026
Red Flag Warning: Hill and Blaine Counties, MT
Expired 9:00 p.m. MDT, May 13, 2026
NWS Tampa Bay RuskinWarningMay 12, 2026
Special Marine Warning: Waters from Tarpon Springs to Suwannee River FL out 20 to 60 NM and Waters from Englewood to Tarpon Springs FL out 20 to 60 NM
Expired 2:00 p.m. EDT, May 12, 2026
NWS MelbourneWarningMay 12, 2026
Special Marine Warning: Volusia-Brevard County Line to Sebastian Inlet 20-60 nm
Expired 1:30 p.m. EDT, May 12, 2026
NWS GlasgowWarningMay 12, 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 13, 2026
NWS Tampa Bay RuskinWarningMay 12, 2026
Special Marine Warning: Coastal waters from Tarpon Springs to Suwannee River FL out 20 NM and Waters from Tarpon Springs to Suwannee River FL out 20 to 60 NM
Expired 12:45 p.m. EDT, May 12, 2026
NWS MelbourneWarningMay 12, 2026
Severe Thunderstorm Warning: Seminole, FL
Expired 12:00 p.m. EDT, May 12, 2026
NWS Salt Lake CityWarningMay 12, 2026
Red Flag Warning: Color Country West Desert, Color Country Mountains and Mojave Desert, UT
Expired 9:00 p.m. MDT, May 13, 2026
NWS Tampa Bay RuskinWarningMay 12, 2026
Special Marine Warning: Coastal waters from Tarpon Springs to Suwannee River FL out 20 NM and Waters from Tarpon Springs to Suwannee River FL out 20 to 60 NM
Expired 12:00 p.m. EDT, May 12, 2026
NWS FlagstaffWarningMay 12, 2026
Red Flag Warning: Kaibab Plateau, Grand Canyon Country and Coconino Plateau, AZ
Expired 8:00 p.m. PDT, May 13, 2026
NWS FlagstaffWarningMay 12, 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 13, 2026
NWS MissoulaWarningMay 12, 2026
Red Flag Warning: Deerlodge/Western Beaverhead National Forest and Eastern Beaverhead National Forest, MT
Expired 9:00 p.m. MDT, May 13, 2026
NWS Tampa Bay RuskinWarningMay 12, 2026
Special Marine Warning: Waters from Tarpon Springs to Suwannee River FL out 20 to 60 NM
Expired 11:00 a.m. EDT, May 12, 2026
NWS Tampa Bay RuskinWarningMay 12, 2026
Special Marine Warning: Waters from Tarpon Springs to Suwannee River FL out 20 to 60 NM
Expired 11:00 a.m. EDT, May 12, 2026
NWS TallahasseeWarningMay 12, 2026
Special Marine Warning: Coastal waters from Suwannee River to Keaton Beach out 20 NM and Waters from Suwannee River to Apalachicola FL from 20 to 60 NM
Expired 11:30 a.m. EDT, May 12, 2026
NWS HanfordWarningMay 12, 2026
Red Flag Warning: Indian Wells Valley, Kern County Desert, West Side Hills and 2 more, CA
Expired 10:00 p.m. PDT, May 12, 2026
NWS AberdeenWarningMay 12, 2026
Red Flag Warning: Day, Clark, Codington and 3 more, SD
Expired 9:00 p.m. CDT, May 12, 2026
NWS JacksonvilleWarningMay 12, 2026
Special Marine Warning: Coastal waters from Fernandina Beach to St. Augustine FL out 20 NM
Expired 6:30 a.m. EDT, May 12, 2026
NWS JacksonvilleWarningMay 12, 2026
Special Marine Warning: Waters from Fernandina Beach to St. Augustine FL from 20 to 60 NM
Expired 6:00 a.m. EDT, May 12, 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.