Weather alerts in Lake County, Illinois

3,551 weather alerts since 1986, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.

Lake County and its neighbors

Each county as a circle sized by its count since 1986. Tap one for its archive.

Alerts: 3,551
Warnings: 923
Watches: 638
Advisories: 973
Busiest year: 2019216 alerts
Average year: 87over 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.

Product	Alerts
Severe storms
Severe Thunderstorm Warning	360
Tornado Warning	31
Severe Thunderstorm Watch	245
Tornado Watch	70
Mesoscale Discussion	600
Special Weather Statement	210
Flooding
Areal Flood Warning	36
Flash Flood Warning	71
River Flood Warning	248
Flash Flood Watch	61
Flood Watch	42
River Flood Watch	107
Areal Flood Advisory	141
River Flood Advisory	106
Winter
Blizzard Warning	5
Heavy Snow Warning	3
Ice Storm Warning	4
Lake Effect Snow Warning	4
Snow Squall Warning	2
Winter Storm Warning	56
Blizzard Watch	3
Lake Effect Snow Watch	1
Winter Storm Watch	57
Blowing Snow Advisory	1
Freezing Rain Advisory	16
Lake Effect Snow Advisory	7
Snow Advisory	17
Snow and Blowing Snow Advisory	3
Winter Weather Advisory	158
Heat
Excessive Heat Warning	7
Extreme Heat Warning	1
Excessive Heat Watch	6
Extreme Heat Watch	1
Heat Advisory	32
Cold
Extreme Cold Warning	2
Freeze Warning	35
Wind Chill Warning	10
Extreme Cold Watch	1
Freeze Watch	14
Wind Chill Watch	6
Cold Weather Advisory	9
Frost Advisory	53
Wind Chill Advisory	58
Wind and dust
High Wind Warning	21
High Wind Watch	10
Wind Advisory	128
Fire
Red Flag Warning	17
Fire Weather Watch	9
Fog and smoke
Dense Fog Advisory	199
Freezing Fog Advisory	6
Coast and beach
Lakeshore Flood Warning	10
Lakeshore Flood Watch	5
Lakeshore Flood Advisory	39
Beach Hazards Statement	171
Lakeshore Flood Statement	10
Rip Current Statement	26

The latest warnings

The most recent on file, newest first.

Issued	Product	Office	Lasted
Sep 21, 10:21 AM CDT	River Flood Warning	LOT	5 days
Sep 20, 9:35 AM CDT	River Flood Warning	MKX	6 days
Sep 20, 9:14 AM CDT	River Flood Warning	LOT	21 days
Aug 11, 3:49 AM CDT	Severe Thunderstorm Warning	LOT	27 min
Aug 9, 11:22 PM CDT	Severe Thunderstorm Warning	LOT	38 min
Jul 27, 3:35 PM CDT	Severe Thunderstorm Warning	LOT	40 min
Jul 27, 12:41 PM CDT	Severe Thunderstorm Warning	LOT	11 min
Jul 27, 11:25 AM CDT	Severe Thunderstorm Warning Considerable damage threat	LOT	80 min
Jul 27, 10:57 AM CDT	Severe Thunderstorm Warning	LOT	78 min
Jun 28, 11:18 AM CDT	Extreme Heat Warning	LOT	5 days
Jun 24, 5:57 PM CDT	Severe Thunderstorm Warning Considerable damage threat	LOT	48 min
Jun 17, 9:36 PM CDT	Tornado Warning	LOT	13 min

Nearby

Alerts in force now Tornadoes on record Forecast The 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.