Weather alerts in Cook County, Illinois, 2010

142 weather alerts in 2010, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.

Cook County and its neighbors

Each county as a circle sized by its count in 2010. Tap one for its archive.

Alerts: 142
Warnings: 54
Watches: 17
Advisories: 29
Busiest month: June46 alerts
Busiest day: June 23, 201013 alerts

Over time

By month

The alerts

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

Issued	Product	Office	Lasted
Jan 20, 10:34 AM CST	Mesoscale Discussion	SPC	4 hr
Mar 13, 8:38 AM CST	River Flood Advisory	LOT	23 hr
Mar 13, 8:38 AM CST	River Flood Advisory	LOT	49 hr
Mar 14, 8:46 AM CDT	River Flood Warning	LOT	3 days
Apr 5, 9:37 PM CDT	Mesoscale Discussion	SPC	53 min
Apr 5, 10:06 PM CDT	Severe Thunderstorm Warning	LOT	54 min
Apr 5, 10:58 PM CDT	Severe Thunderstorm Warning	LOT	17 min
Apr 5, 11:07 PM CDT	Severe Thunderstorm Watch	SPC	5 hr
Apr 6, 12:36 AM CDT	Severe Thunderstorm Warning	LOT	54 min
Apr 6, 1:23 AM CDT	Severe Thunderstorm Warning	LOT	37 min
Apr 6, 4:44 AM CDT	Severe Thunderstorm Watch	SPC	4 hr
Apr 6, 6:29 AM CDT	Severe Thunderstorm Warning	LOT	61 min
Apr 6, 7:32 AM CDT	Severe Thunderstorm Warning	LOT	26 min
Apr 6, 7:37 AM CDT	Mesoscale Discussion	SPC	83 min
Apr 6, 9:28 PM CDT	Severe Thunderstorm Watch	SPC	6 hr
Apr 15, 10:03 AM CDT	Red Flag Warning	LOT	10 hr
Apr 30, 1:05 PM CDT	Tornado Watch	SPC	9 hr
May 5, 3:29 PM CDT	Red Flag Warning	LOT	6 hr
May 12, 10:19 PM CDT	River Flood Advisory	LOT	11 hr
May 13, 4:33 AM CDT	Areal Flood Advisory	LOT	5 hr
May 13, 6:07 AM CDT	Flash Flood Warning	LOT	6 hr
May 13, 6:09 AM CDT	River Flood Advisory	LOT	5 hr
May 13, 10:31 AM CDT	River Flood Warning	LOT	4 days
May 13, 10:31 AM CDT	River Flood Warning	LOT	58 hr
May 13, 12:00 PM CDT	Areal Flood Warning	LOT	4 hr
May 13, 4:01 PM CDT	Areal Flood Warning	LOT	18 hr
May 21, 5:49 PM CDT	Areal Flood Advisory	LOT	3 hr
May 26, 4:24 PM CDT	Areal Flood Advisory	LOT	3 hr
May 31, 12:03 AM CDT	Special Weather Statement	LOT	27 min
May 31, 12:51 PM CDT	Areal Flood Advisory	LOT	3 hr
Jun 2, 2:07 AM CDT	Areal Flood Advisory	LOT	6 hr
Jun 2, 5:42 AM CDT	Areal Flood Advisory	LOT	6 hr
Jun 4, 4:54 PM CDT	Mesoscale Discussion	SPC	66 min
Jun 4, 5:29 PM CDT	Severe Thunderstorm Watch	SPC	5 hr
Jun 5, 10:05 AM CDT	Areal Flood Advisory	LOT	2 hr
Jun 6, 4:45 PM CDT	Severe Thunderstorm Warning	LOT	30 min
Jun 12, 10:33 AM CDT	Special Weather Statement	LOT	57 min
Jun 15, 5:32 PM CDT	Flash Flood Warning	LOT	5 hr
Jun 15, 5:54 PM CDT	Areal Flood Advisory	LOT	6 hr
Jun 15, 6:27 PM CDT	Flash Flood Warning	LOT	6 hr
Jun 18, 2:33 AM CDT	Mesoscale Discussion	SPC	27 min
Jun 18, 12:29 PM CDT	Severe Thunderstorm Watch	SPC	9 hr
Jun 18, 3:18 PM CDT	Severe Thunderstorm Warning	LOT	72 min
Jun 18, 4:12 PM CDT	Severe Thunderstorm Warning	LOT	63 min
Jun 18, 4:16 PM CDT	Areal Flood Advisory	LOT	3 hr
Jun 18, 5:06 PM CDT	Mesoscale Discussion	SPC	54 min
Jun 18, 8:05 PM CDT	Severe Thunderstorm Watch	SPC	4 hr
Jun 18, 8:47 PM CDT	Flash Flood Warning	LOT	3 hr
Jun 18, 9:01 PM CDT	Severe Thunderstorm Warning	LOT	59 min
Jun 18, 9:52 PM CDT	Special Weather Statement	LOT	53 min
Jun 18, 10:49 PM CDT	Areal Flood Advisory	LOT	110 min
Jun 21, 9:50 PM CDT	Severe Thunderstorm Warning	LOT	32 min
Jun 21, 10:58 PM CDT	Severe Thunderstorm Warning	LOT	47 min
Jun 23, 3:38 AM CDT	Severe Thunderstorm Watch	SPC	6 hr
Jun 23, 8:42 AM CDT	Areal Flood Advisory	LOT	5 hr
Jun 23, 8:58 AM CDT	Severe Thunderstorm Warning	LOT	32 min
Jun 23, 1:01 PM CDT	Mesoscale Discussion	SPC	59 min
Jun 23, 2:10 PM CDT	Tornado Watch	SPC	7 hr
Jun 23, 5:01 PM CDT	Severe Thunderstorm Warning	LOT	59 min
Jun 23, 5:29 PM CDT	Severe Thunderstorm Warning	LOT	61 min
Jun 23, 5:39 PM CDT	Tornado Warning	LOT	66 min
Jun 23, 5:42 PM CDT	Flash Flood Warning	LOT	4 hr
Jun 23, 5:56 PM CDT	Mesoscale Discussion	SPC	94 min
Jun 23, 6:03 PM CDT	Tornado Warning	LOT	57 min
Jun 23, 6:23 PM CDT	Severe Thunderstorm Warning	LOT	67 min
Jun 23, 6:24 PM CDT	Tornado Warning	LOT	25 min
Jun 23, 7:10 PM CDT	Flash Flood Warning	LOT	3 hr
Jun 23, 9:47 PM CDT	Areal Flood Warning	LOT	12 hr
Jun 26, 1:52 AM CDT	Mesoscale Discussion	SPC	83 min
Jun 26, 4:00 AM CDT	Special Weather Statement	LOT	30 min
Jun 26, 4:31 AM CDT	Special Weather Statement	LOT	29 min
Jun 26, 4:34 AM CDT	Areal Flood Advisory	LOT	119 min
Jun 27, 5:58 AM CDT	Mesoscale Discussion	SPC	92 min
Jun 27, 8:52 AM CDT	Areal Flood Advisory	LOT	3 hr
Jun 27, 9:37 AM CDT	Severe Thunderstorm Warning	LOT	38 min
Jun 27, 9:49 AM CDT	Areal Flood Advisory	LOT	3 hr
Jul 6, 7:13 PM CDT	Special Weather Statement	LOT	62 min
Jul 18, 12:19 PM CDT	Severe Thunderstorm Warning	LOT	25 min
Jul 22, 8:53 PM CDT	Tornado Watch	SPC	5 hr
Jul 22, 11:00 PM CDT	Mesoscale Discussion	SPC	90 min
Jul 23, 2:30 PM CDT	Mesoscale Discussion	SPC	90 min
Jul 23, 3:01 PM CDT	Severe Thunderstorm Watch	SPC	5 hr
Jul 23, 5:45 PM CDT	Special Weather Statement	LOT	60 min
Jul 23, 6:04 PM CDT	Areal Flood Advisory	LOT	3 hr
Jul 23, 6:13 PM CDT	Severe Thunderstorm Warning	LOT	45 min
Jul 23, 6:44 PM CDT	Special Weather Statement	LOT	61 min
Jul 23, 10:35 PM CDT	Special Weather Statement	LOT	55 min
Jul 23, 11:31 PM CDT	Areal Flood Advisory	LOT	8 hr
Jul 23, 11:31 PM CDT	Mesoscale Discussion	SPC	2 hr
Jul 24, 12:04 AM CDT	Flash Flood Warning	LOT	7 hr
Jul 24, 1:31 AM CDT	Flash Flood Warning	LOT	6 hr
Jul 24, 3:11 AM CDT	Special Weather Statement	LOT	64 min
Jul 24, 6:13 AM CDT	Special Weather Statement	LOT	32 min
Jul 24, 7:09 AM CDT	Areal Flood Warning	LOT	33 hr
Jul 24, 7:44 AM CDT	River Flood Warning	LOT	51 hr
Jul 24, 9:25 AM CDT	River Flood Warning	LOT	12 hr
Jul 24, 3:37 PM CDT	Mesoscale Discussion	SPC	83 min
Jul 24, 11:12 PM CDT	Areal Flood Advisory	LOT	6 hr
Jul 28, 1:25 PM CDT	Mesoscale Discussion	SPC	95 min
Jul 31, 4:29 AM CDT	Areal Flood Advisory	LOT	4 hr
Aug 3, 4:39 AM CDT	Areal Flood Advisory	LOT	6 hr
Aug 3, 5:12 AM CDT	Flash Flood Warning	LOT	6 hr
Aug 3, 9:41 AM CDT	River Flood Advisory	LOT	5 hr
Aug 3, 11:16 AM CDT	Areal Flood Warning	LOT	4 hr
Aug 3, 2:54 PM CDT	River Flood Warning	LOT	19 hr
Aug 3, 3:11 PM CDT	Areal Flood Advisory	LOT	6 hr
Aug 3, 3:13 PM CDT	Areal Flood Advisory	LOT	6 hr
Aug 4, 1:57 AM CDT	Severe Thunderstorm Watch	SPC	6 hr
Aug 4, 6:15 AM CDT	Areal Flood Advisory	LOT	4 hr
Aug 4, 6:19 AM CDT	Severe Thunderstorm Warning	LOT	56 min
Aug 4, 6:45 AM CDT	Mesoscale Discussion	SPC	60 min
Aug 8, 1:16 PM CDT	Special Weather Statement	LOT	44 min
Aug 13, 2:14 PM CDT	Severe Thunderstorm Watch	SPC	7 hr
Aug 13, 7:32 PM CDT	Special Weather Statement	LOT	43 min
Aug 13, 8:01 PM CDT	Special Weather Statement	LOT	44 min
Aug 20, 1:58 PM CDT	Severe Thunderstorm Watch	SPC	8 hr
Aug 20, 5:20 PM CDT	Mesoscale Discussion	SPC	85 min
Sep 2, 8:56 PM CDT	Special Weather Statement	LOT	64 min
Sep 2, 9:29 PM CDT	Severe Thunderstorm Warning	LOT	46 min
Sep 5, 11:31 PM CDT	Special Weather Statement	LOT	44 min
Sep 21, 1:31 PM CDT	Severe Thunderstorm Watch	SPC	7 hr
Sep 21, 3:40 PM CDT	Mesoscale Discussion	SPC	95 min
Sep 21, 5:28 PM CDT	Severe Thunderstorm Warning	LOT	47 min
Sep 21, 6:15 PM CDT	Severe Thunderstorm Warning	LOT	20 min
Sep 21, 7:16 PM CDT	Severe Thunderstorm Warning	LOT	44 min
Sep 21, 7:31 PM CDT	Mesoscale Discussion	SPC	59 min
Oct 20, 1:33 PM CDT	Red Flag Warning	LOT	5 hr
Oct 24, 8:50 PM CDT	Special Weather Statement	LOT	25 min
Oct 26, 2:21 AM CDT	Mesoscale Discussion	SPC	114 min
Oct 26, 3:28 AM CDT	Tornado Watch	SPC	8 hr
Oct 26, 6:00 AM CDT	Mesoscale Discussion	SPC	2 hr
Nov 22, 7:44 AM CST	Special Weather Statement	LOT	61 min
Nov 22, 8:40 AM CST	Special Weather Statement	LOT	35 min
Nov 22, 11:23 AM CST	Tornado Watch	SPC	7 hr
Nov 22, 3:49 PM CST	Severe Thunderstorm Warning	LOT	26 min
Nov 22, 4:12 PM CST	Severe Thunderstorm Warning	LOT	48 min
Nov 22, 4:18 PM CST	Flash Flood Warning	LOT	6 hr
Nov 22, 5:59 PM CST	Special Weather Statement	LOT	31 min
Nov 24, 11:35 AM CST	Mesoscale Discussion	SPC	5 hr
Dec 31, 8:24 AM CST	River Flood Advisory	LOT	5 hr
Dec 31, 1:36 PM CST	River Flood Warning	LOT	32 hr
Dec 31, 1:44 PM CST	River Flood Advisory	LOT	37 hr

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	26
Tornado Warning	3
Severe Thunderstorm Watch	12
Tornado Watch	5
Mesoscale Discussion	22
Special Weather Statement	20
Flooding
Areal Flood Warning	5
Flash Flood Warning	10
River Flood Warning	7
Areal Flood Advisory	22
River Flood Advisory	7
Fire
Red Flag Warning	3

The busiest days

Days with the most alerts issued, by UTC date.

Nearby

Alerts in force now Tornadoes on record Forecast The radar archive 2009 2011

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.