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 WakefieldWarningMay 27, 2026
Severe Thunderstorm Warning: Bertie, Hertford and Northampton, NC
Expired 7:45 p.m. EDT, May 27, 2026
NWS CharlestonWarningMay 27, 2026
Flood Warning: Morgan and Washington County, OH
Expired 4:00 p.m. EDT, May 28, 2026
NWS RaleighWarningMay 27, 2026
Severe Thunderstorm Warning: Halifax and Warren, NC
Expired 6:45 p.m. EDT, May 27, 2026
NWS Key WestWarningMay 27, 2026
Special Marine Warning: Straits of Florida from west end of Seven Mile Bridge to south of Halfmoon Shoal out 20 NM and Straits of Florida from west end of Seven Mile Bridge to south of Halfmoon Shoal
Expired 7:00 p.m. EDT, May 27, 2026
NWS MedfordWarningMay 27, 2026
Severe Thunderstorm Warning: Klamath, OR
Expired 5:45 p.m. PDT, May 27, 2026
NWS MedfordWarningMay 27, 2026
Severe Thunderstorm Warning: Siskiyou and Klamath, CA and OR
Expired 6:00 p.m. PDT, May 27, 2026
NWS Key WestWarningMay 27, 2026
Special Marine Warning: Straits of Florida from west end of Seven Mile Bridge to south of Halfmoon Shoal 20 to 60 NM out and Straits of Florida from Halfmoon Shoal to 20 NM west of Dry Tortugas 20 to
Expired 6:00 p.m. EDT, May 27, 2026
NWS Green BayWarningMay 27, 2026
Severe Thunderstorm Warning: Portage, WI
Expired 5:30 p.m. CDT, May 27, 2026
NWS CharlestonWarningMay 27, 2026
Severe Thunderstorm Warning: Calhoun, Jackson, Kanawha and 1 more, WV
Expired 5:30 p.m. EDT, May 27, 2026
NWS PittsburghWarningMay 27, 2026
Flash Flood Warning: Tucker, WV
Expired 8:00 p.m. EDT, May 27, 2026
NWS CharlestonWarningMay 27, 2026
Flash Flood Warning: Calhoun, Jackson, Mason and 3 more, WV
Expired 8:00 p.m. EDT, May 27, 2026
NWS CharlestonWarningMay 27, 2026
Severe Thunderstorm Warning: Braxton, Gilmer, Lewis and 2 more, WV
Expired 5:15 p.m. EDT, May 27, 2026
NWS CharlestonWarningMay 27, 2026
Flash Flood Warning: Barbour, Braxton, Calhoun and 8 more, WV
Expired 8:30 p.m. EDT, May 27, 2026
NWS CharlestonWarningMay 27, 2026
Flash Flood Warning: Gallia, Lawrence, Meigs and 2 more, OH and WV
Expired 7:30 p.m. EDT, May 27, 2026
NWS WakefieldWarningMay 27, 2026
Special Marine Warning: Coastal waters from Chincoteague to Parramore Island VA out 20 NM, Coastal waters from Parramore Island to Cape Charles Light VA out 20 NM, Waters from Chincoteague VA to Parra
Expired 6:30 p.m. EDT, May 27, 2026
NWS BlacksburgWarningMay 27, 2026
Severe Thunderstorm Warning: Caswell, Rockingham and City of Danville, NC and VA
Expired 5:00 p.m. EDT, May 27, 2026
NWS CharlestonWarningMay 27, 2026
Severe Thunderstorm Warning: Gallia, Jackson, Mason and 1 more, OH and WV
Expired 4:30 p.m. EDT, May 27, 2026
NWS MedfordWarningMay 27, 2026
Severe Thunderstorm Warning: Klamath and Lake, OR
Expired 4:45 p.m. PDT, May 27, 2026
NWS CharlestonWarningMay 27, 2026
Flood Warning: Washington County, OH
Expired 3:45 a.m. EDT, May 28, 2026
NWS CharlestonWarningMay 27, 2026
Flood Warning: Morgan, OH
Expired 2:00 p.m. EDT, May 28, 2026
NWS BlacksburgWarningMay 27, 2026
Severe Thunderstorm Warning: Wilkes and Yadkin, NC
Expired 4:15 p.m. EDT, May 27, 2026
NWS WilmingtonWarningMay 27, 2026
Flash Flood Warning: Fayette, Franklin, Union and 1 more, IN
Expired 6:30 p.m. EDT, May 27, 2026
NWS WakefieldWarningMay 27, 2026
Special Marine Warning: Chesapeake Bay from Windmill Point to New Point Comfort VA, Chesapeake Bay from New Point Comfort to Little Creek VA and Rappahannock River from Urbanna to Windmill Point
Expired 4:30 p.m. EDT, May 27, 2026
NWS Houston/GalvestonWarningMay 27, 2026
Flood Warning: Brazoria, Fort Bend and Wharton, TX
Expired 1:00 a.m. CDT, May 28, 2026
NWS Baltimore MD/WashingtonWarningMay 27, 2026
Severe Thunderstorm Warning: Albemarle and City of Charlottesville, VA
Expired 3:30 p.m. EDT, May 27, 2026
NWS WakefieldWarningMay 27, 2026
Special Marine Warning: Chesapeake Bay from Smith Point to Windmill Point VA
Expired 3:45 p.m. EDT, May 27, 2026
NWS WilmingtonWarningMay 27, 2026
Flood Warning: Pickaway, OH
Expired 10:35 a.m. EDT, May 30, 2026
NWS WakefieldWarningMay 27, 2026
Severe Thunderstorm Warning: Lancaster, Northumberland, Richmond and 1 more, VA
Expired 3:15 p.m. EDT, May 27, 2026
NWS Corpus ChristiWarningMay 27, 2026
Flood Warning: Aransas and Refugio, TX
Expired 11:00 a.m. CDT, May 29, 2026
NWS WilmingtonWarningMay 27, 2026
Flood Warning: Champaign, Clark and Greene, OH
Expired 6:30 p.m. EDT, May 27, 2026
NWS IndianapolisWarningMay 27, 2026
Flood Warning: Delaware County and Randolph, IN
Expired 4:12 a.m. EDT, May 28, 2026
NWS Fort WorthWarningMay 27, 2026
Flood Warning: Fannin and Grayson, TX
Expired 5:00 p.m. CDT, May 27, 2026
NWS WakefieldWarningMay 27, 2026
Severe Thunderstorm Warning: Caroline, Essex, Richmond and 1 more, VA
Expired 2:45 p.m. EDT, May 27, 2026
NWS WilmingtonWarningMay 27, 2026
Flood Warning: Clark, Greene, Miami and 2 more, OH
Expired 6:00 p.m. EDT, May 27, 2026
NWS PittsburghWarningMay 27, 2026
Flash Flood Warning: Monroe and Noble, OH
Expired 5:00 p.m. EDT, May 27, 2026
NWS CharlestonWarningMay 27, 2026
Flood Warning: Barbour, Braxton, Calhoun and 9 more, WV
Expired 4:30 p.m. EDT, May 27, 2026
NWS HuntsvilleWarningMay 27, 2026
Flash Flood Warning: Colbert, Lauderdale and Lawrence, AL
Expired 4:00 p.m. CDT, May 27, 2026
NWS WakefieldWarningMay 27, 2026
Severe Thunderstorm Warning: Caroline, Essex, Richmond and 1 more, VA
Expired 2:00 p.m. EDT, May 27, 2026
NWS Mount HollyWarningMay 27, 2026
Severe Thunderstorm Warning: Atlantic and Cape May, NJ
Expired 1:15 p.m. EDT, May 27, 2026
NWS WilmingtonWarningMay 27, 2026
Flood Warning: Clark, OH
Expired 4:31 a.m. EDT, May 28, 2026
NWS Grand JunctionWarningMay 27, 2026
Red Flag Warning: Southwest Colorado Lower Forecast Area, Paradox Valley, Eastern Uintah Basin and 2 more, CO and UT
Expired 8:00 p.m. MDT, May 28, 2026
NWS Mount HollyWarningMay 27, 2026
Severe Thunderstorm Warning: Kent, Atlantic, Cape May and 1 more, DE and NJ
Expired 1:00 p.m. EDT, May 27, 2026
NWS CharlestonWarningMay 27, 2026
Severe Thunderstorm Warning: Perry, OH
Expired 12:30 p.m. EDT, May 27, 2026
NWS WilmingtonWarningMay 27, 2026
Tornado Warning: Fairfield, OH
Expired 12:15 p.m. EDT, May 27, 2026
NWS BrownsvilleWarningMay 27, 2026
Flood Warning: Cameron, TX
Expired 12:45 p.m. CDT, May 27, 2026
NWS BismarckWarningMay 27, 2026
Red Flag Warning: Divide, Williams, McKenzie and 4 more, ND
Expired 10:00 p.m. CDT, May 28, 2026
NWS BrownsvilleWarningMay 27, 2026
Flood Warning: Cameron, TX
Expired 12:30 p.m. CDT, May 27, 2026
NWS Mount HollyWarningMay 27, 2026
Special Marine Warning: Delaware Bay waters north of East Point NJ to Slaughter Beach DE, Delaware Bay waters south of East Point NJ to Slaughter Beach DE and Coastal waters from Great Egg Inlet to Ca
Expired 1:00 p.m. EDT, May 27, 2026
NWS Baltimore MD/WashingtonWarningMay 27, 2026
Flood Warning: Allegany, MD
Expired 3:00 p.m. EDT, May 27, 2026
NWS Fort WorthWarningMay 27, 2026
Flash Flood Warning: Fannin and Grayson, TX
Expired 1:00 p.m. CDT, May 27, 2026
NWS BrownsvilleWarningMay 27, 2026
Special Marine Warning: Laguna Madre From the Port Of Brownsville to the Arroyo Colorado, Coastal waters from Port Mansfield TX to the Rio Grande River out 20 NM and Waters from Port Mansfield TX to t
Expired 11:45 a.m. CDT, May 27, 2026
NWS Fort WorthWarningMay 27, 2026
Flash Flood Warning: Collin, TX
Expired 1:00 p.m. CDT, May 27, 2026
NWS WilmingtonWarningMay 27, 2026
Flood Warning: Fairfield and Licking, OH
Expired 8:00 a.m. EDT, May 28, 2026
NWS FlagstaffWarningMay 27, 2026
Red Flag Warning: Little Colorado River Valley in Apache County, AZ
Expired 8:00 p.m. PDT, May 28, 2026
NWS FlagstaffWarningMay 27, 2026
Red Flag Warning: Little Colorado River Valley in Coconino County, Little Colorado River Valley in Navajo County and Northeast Plateaus and Mesas South of Hwy 264, AZ
Expired 8:00 p.m. PDT, May 28, 2026
NWS WilmingtonWarningMay 27, 2026
Flash Flood Warning: Fairfield, Franklin and Licking, OH
Expired 1:15 p.m. EDT, May 27, 2026
NWS BrownsvilleWarningMay 27, 2026
Special Marine Warning: Laguna Madre From the Port Of Brownsville to the Arroyo Colorado, Coastal waters from Port Mansfield TX to the Rio Grande River out 20 NM and Waters from Port Mansfield TX to t
Expired 11:00 a.m. CDT, May 27, 2026
NWS Fort WorthWarningMay 27, 2026
Flood Warning: Bell, TX
Expired 7:00 p.m. CDT, May 27, 2026
NWS Lake CharlesWarningMay 27, 2026
Flood Warning: Calcasieu, LA
Expired 7:00 p.m. CDT, May 31, 2026
NWS Fort WorthWarningMay 27, 2026
Flash Flood Warning: Dallas, Kaufman and Rockwall, TX
Expired 12:30 p.m. CDT, May 27, 2026
Source: National Weather Service alerts (api.weather.gov).