Alert archive

Weather alerts in Michigan

63,882 weather alerts since 1986, 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 since 1986. Tap one for its archive.

Alerts
63,882
Warnings
27,853
Watches
3,869
Advisories
18,088
Busiest year
20253,191 alerts
Average year
1,558over 41 years on file

Over time

By year

Before late 2005 the archive holds only tornado, severe thunderstorm, flash flood and marine warnings, and from 1997 SPC's watches, so the jump that year is the archive widening, not the weather.

By month of the year

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 Warning12,586
Tornado Warning1,179
Severe Thunderstorm Watch649
Tornado Watch168
Mesoscale Discussion2,179
Special Weather Statement10,376
Flooding
Areal Flood Warning269
Flash Flood Warning700
River Flood Warning1,219
Flash Flood Watch77
Flood Watch223
River Flood Watch90
Areal Flood Advisory1,294
River Flood Advisory1,409
Winter
Blizzard Warning66
Heavy Snow Warning42
Ice Storm Warning38
Lake Effect Snow Warning236
Snow Squall Warning25
Winter Storm Warning665
Blizzard Watch6
Lake Effect Snow Watch112
Winter Storm Watch546
Blowing Snow Advisory6
Freezing Rain Advisory99
Lake Effect Snow Advisory508
Lake Effect Snow and Blowing Snow Advisory30
Snow Advisory137
Snow and Blowing Snow Advisory68
Winter Weather Advisory2,094
Heat
Excessive Heat Warning20
Extreme Heat Warning6
Excessive Heat Watch19
Extreme Heat Watch10
Heat Advisory171
Cold
Extreme Cold Warning5
Freeze Warning388
Hard Freeze Warning1
Wind Chill Warning49
Extreme Cold Watch7
Freeze Watch91
Hard Freeze Watch2
Wind Chill Watch16
Cold Weather Advisory39
Frost Advisory645
Wind Chill Advisory251
Wind and dust
High Wind Warning124
High Wind Watch93
Blowing Dust Advisory1
Wind Advisory811
Fire
Red Flag Warning160
Fire Weather Watch83
Fog and smoke
Dense Fog Advisory682
Freezing Fog Advisory35
Coast and beach
Coastal Flood Warning10
Lakeshore Flood Warning133
Coastal Flood Watch1
Lakeshore Flood Watch32
Coastal Flood Advisory7
Lakeshore Flood Advisory417
Beach Hazards Statement1,177
Coastal Flood Statement1
Lakeshore Flood Statement176
Rip Current Statement83
Marine
Gale Warning2,676
Heavy Freezing Spray Warning381
Special Marine Warning6,694
Storm Warning181
Gale Watch1,557
Heavy Freezing Spray Watch24
Storm Watch63
Brisk Wind Advisory70
Heavy Freezing Spray Advisory1
Low Water Advisory208
Marine Dense Fog Advisory553
Marine Dense Smoke Advisory6
Small Craft Advisory8,542
Small Craft Advisory for Hazardous Seas1
Small Craft Advisory for Winds3
Marine Weather Statement80

By county

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

43 more counties

The latest warnings

The most recent on file, newest first.

IssuedProductOfficeCountiesLasted
Sep 21, 1:36 PM EDTFreeze WarningMQTBaraga, Houghton, Iron19 hr
Sep 15, 10:31 PM EDTSevere Thunderstorm WarningDTXLenawee54 min
Sep 15, 10:27 PM EDTSevere Thunderstorm WarningIWXHillsdale18 min
Sep 15, 9:42 AM EDTGale WarningMQT10 hr
Sep 14, 4:23 AM EDTGale WarningMQT40 hr
Sep 14, 3:13 AM EDTGale WarningDTX37 hr
Sep 14, 2:57 AM EDTGale WarningAPX38 hr
Sep 14, 2:49 AM EDTGale WarningGRR29 hr
Sep 9, 5:11 PM EDTSpecial Marine WarningAPX58 min
Sep 8, 3:51 PM EDTGale WarningMQT34 hr
Sep 7, 1:17 PM EDTGale WarningMQT31 hr
Sep 5, 1:57 AM EDTSevere Thunderstorm WarningGRRKalamazoo, Van Buren32 min

Nearby

Alerts in force nowTornadoes on recordThe radar archive

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.