United StatesAugust 2026
National Weather Service warnings and watches: August 2026
AreaZine recorded 4,574 warnings and watches from NWS in August 2026. Nationally the NWS issued 6,626 warnings in August 2026, 64% above the average of 4,040 for August in 2008-2025, and 9,563 warnings, watches and advisories in all (IEM VTEC archive).
Which warnings did the NWS issue most in August 2026?
| Product | August 2026 | An average August, 2008-2025 |
|---|---|---|
| Severe Thunderstorm Warning | 4,511 | 2,556 |
| Flood Advisory | 1,791 | 1,741 |
| Flash Flood Warning | 1,241 | 755 |
| Heat Advisory | 465 | 184 |
| Flood Warning | 404 | 351 |
| Tornado Warning | 226 | 195 |
| Flood Watch | 138 | 49 |
| Red Flag Warning | 109 | 106 |
| Severe Thunderstorm Watch | 100 | 52 |
| Dense Fog Advisory | 95 | 69 |
Source: Iowa Environmental Mesonet archive of NWS watches, warnings and advisories (VTEC). A U.S. Government work, in the public domain.
Every notice, August 2026
NWS RenoWarningAugust 13, 2026
Severe Thunderstorm Warning: Mono and Lyon, CA and NV
Expired 1:30 p.m. PDT, August 13, 2026
NWS Las VegasWarningAugust 13, 2026
Severe Thunderstorm Warning: San Bernardino and Clark, CA and NV
Expired 1:30 p.m. PDT, August 13, 2026
NWS IndianapolisWarningAugust 13, 2026
Flood Warning: Monroe, Morgan and Owen, IN
Expired 6:22 p.m. EDT, August 18, 2026
NWS TucsonWarningAugust 13, 2026
Flash Flood Warning: Cochise, AZ
Expired 3:30 p.m. PDT, August 13, 2026
NWS FlagstaffWarningAugust 13, 2026
Flash Flood Warning: Coconino, AZ
Expired 3:30 p.m. PDT, August 13, 2026
NWS IndianapolisWarningAugust 13, 2026
Flood Warning: Crawford, Lawrence, Knox and 1 more, IL and IN
Expired 5:50 p.m. EDT, August 21, 2026
NWS IndianapolisWarningAugust 13, 2026
Flood Warning: Clark, Crawford, Sullivan and 1 more, IL and IN
Expired 7:09 a.m. EDT, August 20, 2026
NWS IndianapolisWarningAugust 13, 2026
Flood Warning: Crawford, Lawrence, Knox and 1 more, IL and IN
Expired 2:46 p.m. EDT, August 21, 2026
NWS ElkoWarningAugust 13, 2026
Flash Flood Warning: Lander, NV
Expired 3:15 p.m. PDT, August 13, 2026
NWS PendletonWarningAugust 13, 2026
Red Flag Warning: Grande Ronde Valley of Oregon, OR
Expired 7:00 p.m. PDT, August 14, 2026
NWS ElkoWarningAugust 13, 2026
Severe Thunderstorm Warning: Elko and White Pine, NV
Expired 12:30 p.m. PDT, August 13, 2026
NWS PocatelloWarningAugust 13, 2026
Flash Flood Warning: Jefferson and Madison, ID
Expired 2:00 p.m. MDT, August 13, 2026
NWS ElkoWarningAugust 13, 2026
Severe Thunderstorm Warning: Nye, NV
Expired 12:15 p.m. PDT, August 13, 2026
NWS TulsaWarningAugust 13, 2026
Extreme Heat Warning: Central and Southern Franklin, AR
Expired 7:00 p.m. CDT, August 13, 2026
NWS Quad Cities IAWarningAugust 13, 2026
Flood Warning: Benton and Iowa County, IA
Expired 12:00 a.m. CDT, August 15, 2026
NWS CharlestonWarningAugust 13, 2026
Extreme Heat Warning: Inland Bryan, Inland Liberty, Inland Berkeley and 1 more, GA and SC
Expired 8:00 p.m. EDT, August 13, 2026
NWS Quad Cities IAWarningAugust 13, 2026
Flood Warning: Louisa and Muscatine, IA
Expired 1:00 a.m. CDT, August 16, 2026
NWS Quad Cities IAWarningAugust 13, 2026
Flood Warning: Clinton and Scott, IA
Expired 11:15 a.m. CDT, August 14, 2026
NWS Quad Cities IAWarningAugust 13, 2026
Severe Thunderstorm Warning: Henry, Jefferson, Louisa and 2 more, IA
Expired 10:30 a.m. CDT, August 13, 2026
NWS Quad Cities IAWarningAugust 13, 2026
Severe Thunderstorm Warning: Jefferson and Keokuk, IA
Expired 9:45 a.m. CDT, August 13, 2026
NWS Des MoinesWarningAugust 13, 2026
Severe Thunderstorm Warning: Mahaska and Wapello, IA
Expired 9:30 a.m. CDT, August 13, 2026
NWS CharlestonWarningAugust 13, 2026
Flood Warning: Athens, OH
Expired 6:00 a.m. EDT, August 14, 2026
NWS PendletonWarningAugust 13, 2026
Red Flag Warning: East Washington South Central Cascade Mountains, WA
Expired 9:00 p.m. PDT, August 13, 2026
NWS PendletonWarningAugust 13, 2026
Red Flag Warning: Eagle Cap Wilderness, OR
Expired 5:00 a.m. PDT, August 14, 2026
NWS CharlestonWarningAugust 13, 2026
Flash Flood Warning: Dickenson, VA
Expired 11:45 a.m. EDT, August 13, 2026
NWS MorristownWarningAugust 13, 2026
Flash Flood Warning: Wise, VA
Expired 11:45 a.m. EDT, August 13, 2026
NWS TulsaWarningAugust 13, 2026
Extreme Heat Warning: Washington, Nowata, Craig and 13 more, OK
Expired 7:00 p.m. CDT, August 13, 2026
NWS Des MoinesWarningAugust 13, 2026
Tornado Warning: Jasper, Marshall, Polk and 1 more, IA
Expired 7:15 a.m. CDT, August 13, 2026
NWS Des MoinesWarningAugust 13, 2026
Tornado Warning: Marshall and Story, IA
Expired 7:15 a.m. CDT, August 13, 2026
NWS Des MoinesWarningAugust 13, 2026
Severe Thunderstorm Warning: Boone, Dallas, Jasper and 3 more, IA
Expired 7:15 a.m. CDT, August 13, 2026
NWS Boston/NortonWarningAugust 13, 2026
Special Marine Warning: Rhode Island Sound, Block Island Sound, Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 NM South of Block Island and 1 more
Expired 7:15 a.m. EDT, August 13, 2026
NWS UptonWarningAugust 13, 2026
Flash Flood Warning: Suffolk, NY
Expired 9:15 a.m. EDT, August 13, 2026
NWS UptonWarningAugust 13, 2026
Special Marine Warning: Long Island Sound East of New Haven CT/Port Jefferson NY to the Mouth of the Connecticut River, Long Island Sound East of the Mouth of the Connecticut River, Peconic and Gardin
Expired 7:00 a.m. EDT, August 13, 2026
NWS Des MoinesWarningAugust 13, 2026
Severe Thunderstorm Warning: Boone, Carroll, Dallas and 3 more, IA
Expired 6:30 a.m. CDT, August 13, 2026
NWS Des MoinesWarningAugust 13, 2026
Tornado Warning: Greene, IA
Expired 6:15 a.m. CDT, August 13, 2026
NWS UptonWarningAugust 13, 2026
Special Marine Warning: Long Island Sound East of New Haven CT/Port Jefferson NY to the Mouth of the Connecticut River and Long Island Sound West of New Haven CT/Port Jefferson NY
Expired 6:30 a.m. EDT, August 13, 2026
NWS Des MoinesWarningAugust 13, 2026
Tornado Warning: Carroll, IA
Expired 6:00 a.m. CDT, August 13, 2026
NWS Omaha/ValleyWarningAugust 13, 2026
Flash Flood Warning: Monona and Thurston, IA and NE
Expired 8:30 a.m. CDT, August 13, 2026
NWS Des MoinesWarningAugust 13, 2026
Tornado Warning: Carroll and Crawford, IA
Expired 5:15 a.m. CDT, August 13, 2026
NWS Omaha/ValleyWarningAugust 13, 2026
Severe Thunderstorm Warning: Harrison, Monona and Shelby, IA
Expired 5:15 a.m. CDT, August 13, 2026
NWS Omaha/ValleyWarningAugust 13, 2026
Severe Thunderstorm Warning: Burt, Cuming, Dodge and 1 more, NE
Expired 4:30 a.m. CDT, August 13, 2026
NWS SeattleWarningAugust 13, 2026
Red Flag Warning: West Portion of the Olympic Mountains, West Slopes of the North Cascades Generally above 1500 Feet, West Slopes of the Central Cascades Generally above 1500 Feet and 1 more, WA
Expired 9:00 p.m. PDT, August 13, 2026
NWS TucsonWarningAugust 13, 2026
Flash Flood Warning: Pima, AZ
Expired 6:15 a.m. PDT, August 13, 2026
NWS Salt Lake CityWarningAugust 13, 2026
Flash Flood Warning: Kane and Washington County, UT
Expired 6:15 a.m. MDT, August 13, 2026
NWS SpokaneWarningAugust 13, 2026
Red Flag Warning: East Washington Central Cascades, East Portion of North Cascades National Park / Lake Chelan National Recreation Area and East Washington North Cascades, WA
Expired 10:00 p.m. PDT, August 13, 2026
NWS WilmingtonWarningAugust 13, 2026
Flood Warning: Hamilton, OH
Expired 2:00 p.m. EDT, August 13, 2026
NWS IndianapolisWarningAugust 13, 2026
Flood Warning: Lawrence and Martin, IN
Expired 7:00 a.m. EDT, August 13, 2026
NWS Omaha/ValleyWarningAugust 13, 2026
Severe Thunderstorm Warning: Antelope, Boone, Madison and 1 more, NE
Expired 3:00 a.m. CDT, August 13, 2026
NWS UptonWarningAugust 13, 2026
Special Marine Warning: Long Island Sound East of New Haven CT/Port Jefferson NY to the Mouth of the Connecticut River, Long Island Sound East of the Mouth of the Connecticut River, Long Island Sound
Expired 3:00 a.m. EDT, August 13, 2026
NWS Little RockWarningAugust 13, 2026
Extreme Heat Warning: Fulton, Sharp and Izard, AR
Expired 8:00 p.m. CDT, August 16, 2026
NWS Omaha/ValleyWarningAugust 13, 2026
Severe Thunderstorm Warning: Boone, NE
Expired 2:15 a.m. CDT, August 13, 2026
NWS HastingsWarningAugust 13, 2026
Severe Thunderstorm Warning: Sherman and Valley, NE
Expired 2:15 a.m. CDT, August 13, 2026
NWS IndianapolisWarningAugust 13, 2026
Flood Warning: Clay, Greene, Sullivan and 1 more, IN
Expired 7:00 a.m. EDT, August 13, 2026
NWS HastingsWarningAugust 13, 2026
Severe Thunderstorm Warning: Greeley, Howard, Merrick and 3 more, NE
Expired 2:00 a.m. CDT, August 13, 2026
NWS AmarilloWarningAugust 13, 2026
Red Flag Warning: Beaver, Ochiltree, Lipscomb and 7 more, OK and TX
Expired 8:00 p.m. CDT, August 13, 2026
NWS AberdeenWarningAugust 13, 2026
Flood Warning: Hyde, SD
Expired 7:00 a.m. CDT, August 13, 2026
NWS NormanWarningAugust 13, 2026
Extreme Heat Warning: Woods, Alfalfa, Grant and 7 more, OK
Expired 7:00 p.m. CDT, August 13, 2026
NWS UptonWarningAugust 13, 2026
Special Marine Warning: Long Island Sound East of New Haven CT/Port Jefferson NY to the Mouth of the Connecticut River, Long Island Sound East of the Mouth of the Connecticut River and Long Island Sou
Expired 2:15 a.m. EDT, August 13, 2026
NWS North PlatteWarningAugust 13, 2026
Severe Thunderstorm Warning: Custer, NE
Expired 1:30 a.m. CDT, August 13, 2026
NWS HastingsWarningAugust 13, 2026
Severe Thunderstorm Warning: Sherman and Valley, NE
Expired 1:30 a.m. CDT, August 13, 2026
Source: National Weather Service alerts (api.weather.gov).
Earlier notices kept from August 2026
14 earlier notices in AreaZine's record; the latest first below. Every one, oldest first: August 1, 2026 to August 31, 2026.
- Local Area Emergency Issued for Minden, Nebraska Kearney County, Nebraska NOAA
- Level 2 Set Alert Issued for Owyhee County Near Silver City Owyhee County, Idaho NOAA
- Level 3 Go Now Evacuation for Owyhee County Owyhee County, Idaho NOAA
- Level 3 Go Now Evacuation Order Issued for Triangle in Owyhee County Owyhee County, Idaho NOAA
- Level 3 Go Now Alert Issued for Owyhee County Owyhee County, Idaho NOAA
- Evacuation Immediate for Summit County, Utah Summit County, Utah NOAA
- Civil Emergency Message for Owyhee County Owyhee County, Idaho NOAA
- Level 3 Go Now Civil Emergency Message for Owyhee County Owyhee County, Idaho NOAA
- Level 2 Set Alert Issued for Owyhee County Owyhee County, Idaho NOAA
- Level 3 Go Now Civil Emergency Alert for Owyhee County Owyhee County, Idaho NOAA
- Endangered Missing Person Alert for Bingham County Bingham County, Idaho NOAA
- Evacuation Immediate for Jackson County Indian Creek Fire Jackson County NOAA
- Fire Warning Issued for Spokane, WA Spokane, WA NOAA
- Particularly Dangerous Situation Red Flag Warning for Spokane County, WA Spokane County, WA 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.