Alert archive / Idaho / 2026

Weather alerts in Idaho, May 2026

200 weather alerts in May 2026, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered any part of the state, so the counties below add up to more than the state.

Weather alerts by county

Each county as a circle sized by its count in May 2026. Tap one for its archive.

Alerts
200
Warnings
53
Watches
4
Advisories
30
Busiest day
May 29, 202641 alerts

Over time

By day

Days in UTC, the clock the archive keeps.

The alerts

Every alert, in the order issued. Times are local, Mountain Time. Each opens its own page with the text, the map, the radar and the sounding.

IssuedProductOfficeCountiesLasted
May 1, 5:04 PM MDTFrost AdvisoryPIHBannock, Bingham, Blaine, Bonneville, Butte, Cassia and 6 more16 hr
May 3, 5:28 PM MDTSpecial Weather StatementBOIElmore32 min
May 3, 6:00 PM MDTSpecial Weather StatementBOIAda30 min
May 4, 1:45 PM MDTLake Wind AdvisoryPIHBannock, Bingham, Power31 hr
May 4, 5:34 PM MDTSpecial Weather StatementPIHBear Lake26 min
May 5, 12:06 AM MDTFrost AdvisoryPIHBlaine, Cassia, Lincoln, Minidoka, Power33 hr
May 5, 12:06 AM MDTFreeze WarningPIHBannock, Bingham, Bonneville, Butte, Fremont, Jefferson and 2 more33 hr
May 5, 5:51 PM MDTSpecial Weather StatementPIHBlaine24 min
May 6, 2:49 PM MDTLake Wind AdvisoryPIHBannock, Bingham, Power30 hr
May 6, 6:33 PM MDTSpecial Weather StatementOTXBoundary57 min
May 6, 7:29 PM MDTSpecial Weather StatementOTXBoundary61 min
May 7, 8:52 PM MDTLake Wind AdvisoryPIHBannock, Bingham, Power24 hr
May 11, 12:11 PM MDTWind AdvisoryBOIAda, Camas, Canyon, Elmore, Gem, Gooding and 5 more58 hr
May 11, 11:39 PM MDTWind AdvisoryPIHBannock, Bingham, Blaine, Bonneville, Butte, Cassia and 9 more46 hr
May 12, 12:41 AM MDTWind AdvisoryOTXBenewah, Bonner, Boundary, Kootenai, Latah, Lewis and 2 more47 hr
May 12, 10:23 AM MDTWind AdvisoryMSOLemhi35 hr
May 12, 5:28 PM MDTSpecial Weather StatementBOI47 min
May 12, 9:37 PM MDTSpecial Weather StatementBOIAda38 min
May 13, 1:45 AM MDTSpecial Weather StatementOTXKootenai45 min
May 13, 7:12 AM MDTSpecial Weather StatementMSOLewis33 min
May 13, 12:48 PM MDTMesoscale DiscussionSPCBannock, Bear Lake, Bingham, Bonneville, Caribou, Franklin and 6 more117 min
May 13, 1:28 PM MDTSevere Thunderstorm Warning Considerable damage threatPIHBonneville, Clark, Fremont, Jefferson, Madison62 min
May 13, 1:46 PM MDTSevere Thunderstorm Warning Considerable damage threatPIHBannock, Bingham, Blaine, Bonneville, Butte, Cassia and 4 more59 min
May 13, 1:52 PM MDTSevere Thunderstorm WatchSPCBannock, Bear Lake, Bingham, Blaine, Bonneville, Butte and 12 more6 hr
May 13, 2:31 PM MDTSevere Thunderstorm Warning Considerable damage threatPIHButte, Clark, Fremont, Jefferson44 min
May 13, 2:43 PM MDTSevere Thunderstorm Warning Considerable damage threatPIHBannock, Bingham, Blaine, Bonneville, Butte, Caribou and 5 more49 min
May 13, 2:56 PM MDTSpecial Weather StatementPIHBear Lake34 min
May 13, 3:03 PM MDTSevere Thunderstorm Warning Considerable damage threatPIHCassia, Oneida42 min
May 13, 3:30 PM MDTSevere Thunderstorm Warning Considerable damage threatPIHBannock, Bear Lake, Bingham, Bonneville, Caribou, Franklin and 6 more45 min
May 13, 3:47 PM MDTSevere Thunderstorm Warning Considerable damage threatPIHClark, Fremont, Jefferson28 min
May 13, 4:05 PM MDTSevere Thunderstorm WarningPIHBear Lake, Caribou, Franklin27 min
May 13, 4:15 PM MDTSevere Thunderstorm Warning Considerable damage threatPIHClark, Fremont30 min
May 13, 4:19 PM MDTSevere Thunderstorm Warning Considerable damage threatPIHBannock, Bear Lake, Bingham, Bonneville, Caribou, Fremont and 5 more41 min
May 13, 5:02 PM MDTSevere Thunderstorm Warning Considerable damage threatPIHBannock, Bear Lake, Bingham, Bonneville, Caribou, Madison and 1 more43 min
May 13, 5:15 PM MDTSevere Thunderstorm WarningPIHBlaine, Butte, Cassia, Minidoka, Power45 min
May 14, 7:31 PM MDTLake Wind AdvisoryPIHBannock, Bingham, Power25 hr
May 14, 7:31 PM MDTWind AdvisoryPIHBingham, Bonneville, Butte, Fremont, Jefferson, Madison25 hr
May 15, 11:38 AM MDTWinter Weather AdvisoryMSOClearwater, Idaho60 hr
May 15, 10:04 PM MDTWind AdvisoryPIHBannock, Bingham, Blaine, Bonneville, Butte, Cassia and 6 more24 hr
May 16, 1:08 AM MDTFreeze WatchPIHBannock, Bingham, Blaine, Bonneville, Butte, Cassia and 6 more12 hr
May 16, 1:19 PM MDTFreeze WarningPIHBannock, Bingham, Blaine, Bonneville, Butte, Cassia and 6 more20 hr
May 16, 7:13 PM MDTWind AdvisoryBOIAda, Canyon, Elmore, Gem, Owyhee, Payette and 1 more27 hr
May 16, 9:37 PM MDTLake Wind AdvisoryPIHBannock, Bingham, Power23 hr
May 17, 1:31 AM MDTFreeze WarningBOIGooding, Jerome, Twin Falls30 hr
May 17, 11:10 AM MDTFrost AdvisoryOTXBenewah, Bonner, Boundary, Kootenai, Latah, Shoshone21 hr
May 17, 12:18 PM MDTFrost AdvisoryPIHBannock, Bingham, Blaine, Bonneville, Cassia, Fremont and 4 more21 hr
May 17, 12:18 PM MDTFreeze WarningPIHBingham, Blaine, Bonneville, Butte, Jefferson, Lincoln and 1 more21 hr
May 17, 4:40 PM MDTSpecial Weather StatementMSOClearwater35 min
May 17, 9:20 PM MDTLake Wind AdvisoryPIHBannock, Bingham, Power24 hr
May 18, 12:00 PM MDTFrost AdvisoryMSOClearwater, Idaho, Lemhi22 hr
May 18, 12:09 PM MDTFrost AdvisoryPIHBlaine, Cassia, Lincoln, Minidoka, Power21 hr
May 18, 12:09 PM MDTFreeze WarningPIHBannock, Bingham, Bonneville, Butte, Fremont, Jefferson and 2 more21 hr
May 18, 1:44 PM MDTFrost AdvisoryBOIGooding, Jerome, Twin Falls18 hr
May 18, 7:22 PM MDTSpecial Weather StatementBOIJerome38 min
May 19, 12:19 PM MDTFrost AdvisoryPIHBannock, Bingham, Blaine, Bonneville, Cassia, Fremont and 5 more21 hr
May 19, 12:19 PM MDTFreeze WarningPIHBingham, Bonneville, Butte, Jefferson21 hr
May 20, 4:34 PM MDTLake Wind AdvisoryPIHBannock, Bingham, Power28 hr
May 21, 1:03 AM MDTFrost AdvisoryPIHBannock, Bingham, Bonneville, Butte, Fremont, Jefferson and 2 more32 hr
May 21, 1:42 PM MDTSpecial Weather StatementPIHBear Lake33 min
May 24, 12:48 PM MDTSpecial Weather StatementPIHButte27 min
May 24, 1:20 PM MDTSpecial Weather StatementPIHFremont25 min
May 24, 1:25 PM MDTSpecial Weather StatementPIHFranklin35 min
May 24, 1:52 PM MDTSpecial Weather StatementPIHJefferson38 min
May 24, 2:13 PM MDTSpecial Weather StatementPIHCassia32 min
May 25, 1:37 PM MDTSpecial Weather StatementBOIGooding38 min
May 25, 1:39 PM MDTSpecial Weather StatementBOIOwyhee51 min
May 25, 2:15 PM MDTSpecial Weather StatementBOIElmore45 min
May 25, 2:17 PM MDTSpecial Weather StatementBOIOwyhee43 min
May 25, 2:19 PM MDTSpecial Weather StatementPIHBingham41 min
May 25, 2:22 PM MDTSpecial Weather StatementPIHPower38 min
May 25, 2:31 PM MDTSpecial Weather StatementBOICamas29 min
May 25, 2:42 PM MDTSpecial Weather StatementBOIAda48 min
May 25, 2:53 PM MDTSpecial Weather StatementBOIOwyhee52 min
May 25, 3:07 PM MDTSpecial Weather StatementBOIBoise38 min
May 25, 3:11 PM MDTSpecial Weather StatementBOIAda34 min
May 25, 3:24 PM MDTSpecial Weather StatementBOICanyon36 min
May 25, 3:31 PM MDTSpecial Weather StatementBOIElmore44 min
May 25, 3:48 PM MDTSevere Thunderstorm WarningBOIAda, Canyon27 min
May 25, 3:57 PM MDTSpecial Weather StatementPIHButte33 min
May 25, 4:00 PM MDTSevere Thunderstorm WarningBOIAda, Boise, Canyon, Elmore, Gem45 min
May 25, 4:44 PM MDTSevere Thunderstorm WarningBOIBoise, Gem, Payette, Valley, Washington46 min
May 25, 5:01 PM MDTSpecial Weather StatementBOIValley44 min
May 25, 5:28 PM MDTSevere Thunderstorm WarningBOIAdams, Boise, Gem, Valley, Washington47 min
May 25, 5:46 PM MDTMesoscale DiscussionSPCAdams, Clearwater, Custer, Idaho, Lemhi, Lewis and 2 more119 min
May 25, 6:11 PM MDTSevere Thunderstorm WarningBOIAdams, Valley34 min
May 25, 6:26 PM MDTSpecial Weather StatementBOIAdams49 min
May 25, 6:47 PM MDTSpecial Weather StatementBOIValley43 min
May 25, 7:29 PM MDTSpecial Weather StatementMSOIdaho31 min
May 25, 8:37 PM MDTSpecial Weather StatementBOIAda23 min
May 25, 9:01 PM MDTSpecial Weather StatementBOIAda29 min
May 25, 9:33 PM MDTSpecial Weather StatementBOIAdams42 min
May 25, 9:33 PM MDTSpecial Weather StatementOTXShoshone27 min
May 25, 11:24 PM MDTSpecial Weather StatementOTXBoundary51 min
May 26, 2:46 PM MDTLake Wind AdvisoryPIHBannock, Bingham, Power5 hr
May 26, 2:49 PM MDTSpecial Weather StatementPIHTeton26 min
May 26, 3:00 PM MDTSevere Thunderstorm WarningPIHFremont, Teton45 min
May 26, 3:03 PM MDTSpecial Weather StatementBOIGooding42 min
May 26, 3:38 PM MDTSpecial Weather StatementPIHLincoln37 min
May 26, 3:40 PM MDTSpecial Weather StatementBOICamas, Elmore50 min
May 26, 3:41 PM MDTSevere Thunderstorm WarningPIHFremont34 min
May 26, 4:12 PM MDTSpecial Weather StatementPIHFremont33 min
May 26, 4:19 PM MDTSpecial Weather StatementPIHLincoln41 min
May 26, 4:26 PM MDTSpecial Weather StatementBOIBoise49 min
May 26, 5:24 PM MDTSpecial Weather StatementPIHPower36 min
May 26, 7:12 PM MDTSpecial Weather StatementBOIGooding48 min
May 26, 8:15 PM MDTSpecial Weather StatementBOIGooding30 min
May 27, 1:41 PM MDTSpecial Weather StatementBOIPayette49 min
May 27, 2:05 PM MDTSpecial Weather StatementPIHButte25 min
May 27, 2:10 PM MDTSpecial Weather StatementBOIWashington50 min
May 27, 2:50 PM MDTSpecial Weather StatementBOIAdams40 min
May 27, 2:50 PM MDTMesoscale DiscussionSPCAda, Adams, Boise, Canyon, Custer, Elmore and 4 more85 min
May 27, 3:19 PM MDTSevere Thunderstorm WarningBOIAdams, Valley, Washington41 min
May 27, 3:39 PM MDTSpecial Weather StatementBOI51 min
May 27, 3:44 PM MDTSpecial Weather StatementPIHJefferson46 min
May 27, 3:59 PM MDTSpecial Weather StatementBOIAdams46 min
May 27, 4:17 PM MDTSpecial Weather StatementPIHClark43 min
May 27, 4:22 PM MDTSevere Thunderstorm WarningBOIAdams26 min
May 27, 4:25 PM MDTSpecial Weather StatementPIHButte50 min
May 27, 4:39 PM MDTSpecial Weather StatementPIHCuster51 min
May 27, 4:47 PM MDTSpecial Weather StatementBOIAdams43 min
May 27, 4:56 PM MDTSpecial Weather StatementPIHClark34 min
May 27, 5:40 PM MDTSpecial Weather StatementMSOIdaho35 min
May 27, 6:08 PM MDTSpecial Weather StatementBOI52 min
May 27, 6:57 PM MDTSpecial Weather StatementBOI48 min
May 27, 10:04 PM MDTSpecial Weather StatementMSOLewis41 min
May 27, 10:26 PM MDTSpecial Weather StatementOTXLewis34 min
May 27, 10:35 PM MDTAreal Flood AdvisoryMSOIdaho4 hr
May 28, 10:39 AM MDTWind AdvisoryBOITwin Falls8 hr
May 28, 12:29 PM MDTMesoscale DiscussionSPCCanyon, Payette, Washington3 hr
May 28, 12:43 PM MDTSpecial Weather StatementBOI47 min
May 28, 1:49 PM MDTSevere Thunderstorm WatchSPCAda, Adams, Canyon, Gem, Owyhee, Payette and 1 more7 hr
May 28, 2:17 PM MDTSpecial Weather StatementBOIAdams43 min
May 28, 2:31 PM MDTSpecial Weather StatementBOIOwyhee44 min
May 28, 2:58 PM MDTSpecial Weather StatementBOIAdams47 min
May 28, 3:17 PM MDTSevere Thunderstorm WarningBOIAda, Canyon, Elmore, Owyhee43 min
May 28, 3:24 PM MDTSevere Thunderstorm WarningBOIAdams, Washington31 min
May 28, 3:31 PM MDTSpecial Weather StatementBOICanyon44 min
May 28, 3:34 PM MDTMesoscale DiscussionSPCBenewah, Bonner, Boundary, Clearwater, Idaho, Kootenai and 4 more116 min
May 28, 3:38 PM MDTSevere Thunderstorm Warning Considerable damage threatBOIAda, Boise, Canyon, Elmore, Gem, Owyhee37 min
May 28, 3:59 PM MDTAreal Flood AdvisoryMSOIdaho2 hr
May 28, 4:05 PM MDTSevere Thunderstorm Warning Considerable damage threatBOIAdams, Washington40 min
May 28, 4:09 PM MDTSevere Thunderstorm Warning Considerable damage threatBOIAda, Boise, Canyon, Elmore, Gem, Payette and 2 more44 min
May 28, 4:15 PM MDTMesoscale DiscussionSPCAda, Adams, Canyon, Gem, Owyhee, Payette and 1 more2 hr
May 28, 4:18 PM MDTSevere Thunderstorm WarningMSOIdaho42 min
May 28, 4:21 PM MDTSevere Thunderstorm WatchSPCBenewah, Bonner, Boundary, Clearwater, Idaho, Kootenai and 4 more9 hr
May 28, 4:34 PM MDTSpecial Weather StatementOTXShoshone56 min
May 28, 4:45 PM MDTSevere Thunderstorm Warning Considerable damage threatMSOIdaho33 min
May 28, 4:48 PM MDTSevere Thunderstorm Warning Considerable damage threatOTXLewis38 min
May 28, 4:51 PM MDTSpecial Weather StatementOTXBenewah39 min
May 28, 4:57 PM MDTSpecial Weather StatementBOIWashington48 min
May 28, 5:06 PM MDTSpecial Weather StatementOTXShoshone39 min
May 28, 5:22 PM MDTSpecial Weather StatementOTXBenewah23 min
May 28, 5:25 PM MDTSpecial Weather StatementOTXBenewah65 min
May 28, 5:42 PM MDTSpecial Weather StatementMSOLewis33 min
May 28, 5:43 PM MDTSevere Thunderstorm WarningOTXBenewah, Shoshone17 min
May 28, 5:46 PM MDTSpecial Weather StatementOTXShoshone44 min
May 28, 5:56 PM MDTSpecial Weather StatementOTXBenewah49 min
May 28, 6:03 PM MDTSpecial Weather StatementMSOClearwater27 min
May 28, 6:04 PM MDTSpecial Weather StatementMSOIdaho26 min
May 28, 6:09 PM MDTSevere Thunderstorm WarningMSOIdaho31 min
May 28, 6:10 PM MDTMesoscale DiscussionSPCAda, Adams, Canyon, Gem, Owyhee, Payette and 1 more2 hr
May 28, 6:11 PM MDTSevere Thunderstorm WarningOTXLatah, Shoshone49 min
May 28, 6:12 PM MDTSpecial Weather StatementOTXLewis48 min
May 28, 6:19 PM MDTSpecial Weather StatementOTXKootenai41 min
May 28, 6:21 PM MDTSpecial Weather StatementOTXLewis39 min
May 28, 6:38 PM MDTSevere Thunderstorm WarningMSOClearwater52 min
May 28, 6:40 PM MDTAreal Flood AdvisoryOTXBenewah, Latah, Shoshone3 hr
May 28, 6:40 PM MDTSpecial Weather StatementOTXBenewah50 min
May 28, 6:42 PM MDTMesoscale DiscussionSPCBenewah, Bonner, Boundary, Clearwater, Idaho, Kootenai and 4 more63 min
May 28, 6:43 PM MDTSpecial Weather StatementOTXBenewah47 min
May 28, 6:47 PM MDTSevere Thunderstorm WarningMSOClearwater, Idaho34 min
May 28, 6:49 PM MDTSevere Thunderstorm WarningOTXLewis41 min
May 28, 7:04 PM MDTSpecial Weather StatementOTXLatah41 min
May 28, 7:05 PM MDTFlash Flood WarningOTXShoshone2 hr
May 28, 7:07 PM MDTSpecial Weather StatementOTXKootenai38 min
May 28, 7:11 PM MDTSpecial Weather StatementOTXLatah64 min
May 28, 7:18 PM MDTSpecial Weather StatementOTXBenewah42 min
May 28, 7:22 PM MDTSpecial Weather StatementMSOClearwater23 min
May 28, 7:24 PM MDTSpecial Weather StatementOTXLatah36 min
May 28, 7:29 PM MDTSevere Thunderstorm WarningOTXBenewah, Latah31 min
May 28, 7:33 PM MDTSpecial Weather StatementOTXShoshone27 min
May 28, 7:35 PM MDTSevere Thunderstorm WarningMSOClearwater30 min
May 28, 7:44 PM MDTSevere Thunderstorm WarningOTXBenewah, Latah, Shoshone46 min
May 28, 7:52 PM MDTSevere Thunderstorm WarningOTXShoshone38 min
May 28, 8:00 PM MDTSevere Thunderstorm WarningOTXShoshone45 min
May 28, 8:01 PM MDTFlash Flood WarningOTXBenewah3 hr
May 28, 8:14 PM MDTSevere Thunderstorm WarningOTXShoshone47 min
May 28, 8:20 PM MDTSpecial Weather StatementOTXKootenai55 min
May 28, 8:29 PM MDTSevere Thunderstorm WarningOTXBenewah, Kootenai, Shoshone32 min
May 28, 8:41 PM MDTSevere Thunderstorm WarningOTXBonner, Shoshone32 min
May 28, 9:01 PM MDTMesoscale DiscussionSPCBenewah, Bonner, Boundary, Clearwater, Idaho, Kootenai and 4 more89 min
May 28, 9:14 PM MDTSpecial Weather StatementOTXKootenai31 min
May 28, 9:22 PM MDTSevere Thunderstorm WarningOTXBonner26 min
May 28, 9:54 PM MDTSpecial Weather StatementOTXBonner36 min
May 28, 9:54 PM MDTSpecial Weather StatementOTXBonner51 min
May 28, 9:58 PM MDTFlash Flood WarningOTXBonner110 min
May 28, 10:04 PM MDTSpecial Weather StatementOTXBoundary56 min
May 28, 10:31 PM MDTSpecial Weather StatementOTXBoundary59 min
May 29, 6:48 PM MDTSpecial Weather StatementPIHBonneville57 min
May 30, 2:17 AM MDTLake Wind AdvisoryPIHBannock, Bingham, Power19 hr

By product

Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.

ProductAlerts
Severe storms
Severe Thunderstorm Warning44
Severe Thunderstorm Watch3
Mesoscale Discussion9
Special Weather Statement104
Flooding
Flash Flood Warning3
Areal Flood Advisory3
Winter
Winter Weather Advisory1
Cold
Freeze Warning6
Freeze Watch1
Frost Advisory9
Wind and dust
Lake Wind Advisory9
Wind Advisory8

By county

Every county with at least one alert. A county page lists each alert that covered it.

4 more counties

Nearby

Alerts in force nowTornadoes on recordThe radar archive2025

Sources

National Weather Service watches, warnings, advisories and statements from the Iowa Environmental Mesonet's VTEC archive, which reconstructs tornado, severe thunderstorm, flash flood and marine warnings back to 1986 from the NWS text archive. Storm Prediction Center watches and mesoscale discussions from SPC's archive through the Mesonet. County centers from the US Census Bureau. Rebuilt daily.