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 IndianapolisWarningMay 18, 2026
Flood Warning: Bartholomew, Brown, Daviess and 6 more, IN
Expired 8:15 p.m. EDT, May 18, 2026
NWS St LouisWarningMay 18, 2026
Flash Flood Warning: St. Charles, St. Louis and St. Louis City, MO
Expired 8:15 p.m. CDT, May 18, 2026
NWS TopekaWarningMay 18, 2026
Tornado Warning: Marshall and Washington County, KS
Expired 6:00 p.m. CDT, May 18, 2026
NWS St LouisWarningMay 18, 2026
Flash Flood Warning: Clinton, Madison, Monroe and 4 more, IL and MO
Expired 9:00 p.m. CDT, May 18, 2026
NWS Omaha/ValleyWarningMay 18, 2026
Tornado Warning: Fremont and Page, IA
Expired 6:00 p.m. CDT, May 18, 2026
NWS St LouisWarningMay 18, 2026
Flash Flood Warning: Franklin, Gasconade and Warren, MO
Expired 8:00 p.m. CDT, May 18, 2026
NWS Detroit/PontiacWarningMay 18, 2026
Severe Thunderstorm Warning: Macomb and St. Clair, MI
Expired 6:30 p.m. EDT, May 18, 2026
NWS ClevelandWarningMay 18, 2026
Special Marine Warning: Maumee Bay to Reno Beach OH, Reno Beach to The Islands OH, Detroit River Lt. to Maumee Bay OH to Reno Beach OH beyond 5NM offshoreline to US-Canadian border and 1 more
Expired 7:00 p.m. EDT, May 18, 2026
NWS WichitaWarningMay 18, 2026
Severe Thunderstorm Warning: Barton, Reno and Rice, KS
Expired 5:45 p.m. CDT, May 18, 2026
NWS Omaha/ValleyWarningMay 18, 2026
Severe Thunderstorm Warning: Monona, Burt and Thurston, IA and NE
Expired 5:30 p.m. CDT, May 18, 2026
NWS Detroit/PontiacWarningMay 18, 2026
Special Marine Warning: St. Clair River, Port Austin to Harbor Beach MI, Harbor Beach to Port Sanilac MI and 4 more
Expired 6:30 p.m. EDT, May 18, 2026
NWS Dodge CityWarningMay 18, 2026
Severe Thunderstorm Warning: Stafford, KS
Expired 5:30 p.m. CDT, May 18, 2026
NWS Detroit/PontiacWarningMay 18, 2026
Severe Thunderstorm Warning: Sanilac, MI
Expired 6:15 p.m. EDT, May 18, 2026
NWS NormanWarningMay 18, 2026
Severe Thunderstorm Warning: Greer, Harmon, Jackson and 1 more, OK
Expired 5:30 p.m. CDT, May 18, 2026
NWS GaylordWarningMay 18, 2026
Special Marine Warning: Presque Isle Light to Sturgeon Pt MI Including Thunder Bay National Marine Sanctuary, Sturgeon Pt to Alabaster MI, Lake Huron from Presque Isle Lt. to Sturgeon Point MI 5NM off
Expired 5:45 p.m. EDT, May 18, 2026
NWS Omaha/ValleyWarningMay 18, 2026
Severe Thunderstorm Warning: Gage, Jefferson and Saline, NE
Expired 5:30 p.m. CDT, May 18, 2026
NWS WichitaWarningMay 18, 2026
Severe Thunderstorm Warning: Saline, KS
Expired 5:15 p.m. CDT, May 18, 2026
NWS Omaha/ValleyWarningMay 18, 2026
Severe Thunderstorm Warning: Pawnee and Richardson, NE
Expired 5:45 p.m. CDT, May 18, 2026
NWS IndianapolisWarningMay 18, 2026
Flood Warning: Clay, Daviess, Greene and 4 more, IN
Expired 8:45 p.m. EDT, May 18, 2026
NWS SpringfieldWarningMay 18, 2026
Flash Flood Warning: Camden, Miller and Pulaski, MO
Expired 8:00 p.m. CDT, May 18, 2026
NWS Dodge CityWarningMay 18, 2026
Severe Thunderstorm Warning: Edwards and Pawnee, KS
Expired 4:45 p.m. CDT, May 18, 2026
NWS Detroit/PontiacWarningMay 18, 2026
Severe Thunderstorm Warning: Tuscola, MI
Expired 5:15 p.m. EDT, May 18, 2026
NWS Omaha/ValleyWarningMay 18, 2026
Severe Thunderstorm Warning: Thurston and Wayne, NE
Expired 4:30 p.m. CDT, May 18, 2026
NWS Detroit/PontiacWarningMay 18, 2026
Severe Thunderstorm Warning: Washtenaw, MI
Expired 5:15 p.m. EDT, May 18, 2026
NWS TopekaWarningMay 18, 2026
Tornado Warning: Clay, Cloud and Ottawa, KS
Expired 5:00 p.m. CDT, May 18, 2026
NWS Omaha/ValleyWarningMay 18, 2026
Severe Thunderstorm Warning: Butler and Seward, NE
Expired 4:45 p.m. CDT, May 18, 2026
NWS Detroit/PontiacWarningMay 18, 2026
Special Marine Warning: Harbor Beach to Port Sanilac MI, Port Sanilac to Port Huron MI, Lake Huron from Harbor Beach to Port Sanilac 5NM Off Shore to US/Canadian border and 1 more
Expired 5:30 p.m. EDT, May 18, 2026
NWS Omaha/ValleyWarningMay 18, 2026
Severe Thunderstorm Warning: Fremont, Johnson, Nemaha and 3 more, IA and NE
Expired 4:45 p.m. CDT, May 18, 2026
NWS GaylordWarningMay 18, 2026
Special Marine Warning: Lake Huron from Sturgeon Point to Alabaster MI 5NM off shore to US/Canadian border
Expired 4:30 p.m. EDT, May 18, 2026
NWS Omaha/ValleyWarningMay 18, 2026
Tornado Warning: Nemaha, NE
Expired 5:00 p.m. CDT, May 18, 2026
NWS Detroit/PontiacWarningMay 18, 2026
Severe Thunderstorm Warning: Monroe, MI
Expired 5:15 p.m. EDT, May 18, 2026
NWS Grand RapidsWarningMay 18, 2026
Severe Thunderstorm Warning: Clare and Isabella, MI
Expired 4:30 p.m. EDT, May 18, 2026
NWS Detroit/PontiacWarningMay 18, 2026
Special Marine Warning: Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner Saginaw Bay and Inner Saginaw Bay SW of Point Au Gres to Bay Port MI
Expired 5:30 p.m. EDT, May 18, 2026
NWS Omaha/ValleyWarningMay 18, 2026
Severe Thunderstorm Warning: Butler, Dodge and Saunders, NE
Expired 4:45 p.m. CDT, May 18, 2026
NWS Dodge CityWarningMay 18, 2026
Severe Thunderstorm Warning: Edwards, Ford and Hodgeman, KS
Expired 4:45 p.m. CDT, May 18, 2026
NWS Northern IndianaWarningMay 18, 2026
Severe Thunderstorm Warning: Hillsdale, Defiance, Fulton and 2 more, MI and OH
Expired 5:00 p.m. EDT, May 18, 2026
NWS Grand RapidsWarningMay 18, 2026
Severe Thunderstorm Warning: Ingham and Jackson, MI
Expired 4:45 p.m. EDT, May 18, 2026
NWS Detroit/PontiacWarningMay 18, 2026
Severe Thunderstorm Warning: St. Clair, MI
Expired 5:00 p.m. EDT, May 18, 2026
NWS Detroit/PontiacWarningMay 18, 2026
Severe Thunderstorm Warning: Genesee, MI
Expired 5:00 p.m. EDT, May 18, 2026
NWS GaylordWarningMay 18, 2026
Special Marine Warning: Presque Isle Light to Sturgeon Pt MI Including Thunder Bay National Marine Sanctuary and Lake Huron from Presque Isle Lt. to Sturgeon Point MI 5NM off shore to US/Canadian bord
Expired 4:45 p.m. EDT, May 18, 2026
NWS Omaha/ValleyWarningMay 18, 2026
Flash Flood Warning: Gage, Johnson and Pawnee, NE
Expired 8:45 p.m. CDT, May 18, 2026
NWS Detroit/PontiacWarningMay 18, 2026
Special Marine Warning: Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner Saginaw Bay, Port Austin to Harbor Beach MI and Lake Huron from Port Austin to Harbor Beach 5NM Off Shore to the US
Expired 5:15 p.m. EDT, May 18, 2026
NWS IndianapolisWarningMay 18, 2026
Flood Warning: Boone, Hamilton, Hendricks and 3 more, IN
Expired 8:30 p.m. EDT, May 18, 2026
NWS AmarilloWarningMay 18, 2026
Dust Storm Warning: Randall, TX
Expired 5:15 p.m. CDT, May 18, 2026
NWS SpringfieldWarningMay 18, 2026
Flash Flood Warning: Benton, Camden, Hickory and 2 more, MO
Expired 8:00 p.m. CDT, May 18, 2026
NWS IndianapolisWarningMay 18, 2026
Flood Warning: Clay, Greene, Owen and 3 more, IN
Expired 8:15 p.m. EDT, May 18, 2026
NWS TopekaWarningMay 18, 2026
Flash Flood Warning: Washington County, KS
Expired 7:15 p.m. CDT, May 18, 2026
NWS Omaha/ValleyWarningMay 18, 2026
Tornado Warning: Gage and Jefferson, NE
Expired 3:45 p.m. CDT, May 18, 2026
NWS Grand RapidsWarningMay 18, 2026
Severe Thunderstorm Warning: Clinton, Gratiot, Ingham and 2 more, MI
Expired 4:00 p.m. EDT, May 18, 2026
NWS St LouisWarningMay 18, 2026
Flash Flood Warning: Crawford, Franklin, Gasconade and 1 more, MO
Expired 9:15 p.m. CDT, May 18, 2026
NWS GaylordWarningMay 18, 2026
Special Marine Warning: 5NM East of Mackinac Bridge to Presque Isle Light MI including Bois Blanc Island, Presque Isle Light to Sturgeon Pt MI Including Thunder Bay National Marine Sanctuary, Lake Hur
Expired 4:00 p.m. EDT, May 18, 2026
NWS Omaha/ValleyWarningMay 18, 2026
Tornado Warning: Gage, NE
Expired 4:00 p.m. CDT, May 18, 2026
NWS GaylordWarningMay 18, 2026
Severe Thunderstorm Warning: Montmorency, MI
Expired 3:45 p.m. EDT, May 18, 2026
NWS Grand RapidsWarningMay 18, 2026
Severe Thunderstorm Warning: Clinton, Eaton, Ingham and 1 more, MI
Expired 3:45 p.m. EDT, May 18, 2026
NWS Midland/OdessaWarningMay 18, 2026
Severe Thunderstorm Warning: Pecos, TX
Expired 3:30 p.m. CDT, May 18, 2026
NWS Omaha/ValleyWarningMay 18, 2026
Flash Flood Warning: Gage and Jefferson, NE
Expired 8:00 p.m. CDT, May 18, 2026
NWS St LouisWarningMay 18, 2026
Flash Flood Warning: Bond, Clinton, Fayette and 4 more, IL
Expired 9:00 p.m. CDT, May 18, 2026
NWS LincolnWarningMay 18, 2026
Flash Flood Warning: Clay, IL
Expired 6:00 p.m. CDT, May 18, 2026
NWS Northern IndianaWarningMay 18, 2026
Severe Thunderstorm Warning: Lagrange, Steuben and Branch, IN and MI
Expired 3:30 p.m. EDT, May 18, 2026
NWS Northern IndianaWarningMay 18, 2026
Severe Thunderstorm Warning: Allen and De Kalb, IN
Expired 3:45 p.m. EDT, May 18, 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.