Weather alerts in Illinois, May 2012

332 weather alerts in May 2012, 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 2012. Tap one for its archive.

Alerts: 332
Warnings: 154
Watches: 22
Advisories: 40
Busiest day: May 4, 201252 alerts

Over time

By day

Days in UTC, the clock the archive keeps.

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	Counties	Lasted
May 1, 2:01 AM CDT	Flash Flood Watch	LSX	Bond, Calhoun, Clinton, Greene, Jersey, Macoupin and 5 more	7 hr
May 1, 4:51 AM CDT	Lake Wind Advisory	PAH	Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more	13 hr
May 1, 5:31 AM CDT	Dense Fog Advisory	ILX	Clark, Clay, Coles, Crawford, Cumberland, Douglas and 7 more	3 hr
May 1, 8:11 AM CDT	Areal Flood Advisory	LSX	Bond, Montgomery	5 hr
May 1, 9:01 AM CDT	Areal Flood Advisory	LSX	Fayette	4 hr
May 1, 9:46 AM CDT	Marine Dense Fog Advisory	LOT		23 hr
May 1, 3:39 PM CDT	Mesoscale Discussion	SPC	Champaign, Clark, Coles, Cumberland, Douglas, Edgar and 5 more	2 hr
May 1, 4:01 PM CDT	Tornado Warning	ILX	Champaign	44 min
May 1, 4:38 PM CDT	Tornado Warning	ILX	Champaign, Vermilion	52 min
May 1, 5:17 PM CDT	Tornado Warning	ILX	Vermilion	13 min
May 1, 9:12 PM CDT	Flash Flood Watch	ILX	Sangamon	8 hr
May 2, 3:47 AM CDT	Lake Wind Advisory	PAH	Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more	14 hr
May 2, 4:26 AM CDT	Severe Thunderstorm Warning	DVN	Mercer, Rock Island	49 min
May 2, 5:28 AM CDT	Special Weather Statement	ILX	Stark	47 min
May 2, 8:49 AM CDT	River Flood Warning	ILX	Clay, Richland	44 hr
May 2, 10:17 AM CDT	Small Craft Advisory	LOT		9 hr
May 2, 2:46 PM CDT	Mesoscale Discussion	SPC	Clark, Coles, Crawford, Cumberland, Edgar, Effingham and 2 more	119 min
May 3, 3:49 AM CDT	Lake Wind Advisory	PAH	Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more	14 hr
May 3, 9:25 AM CDT	Small Craft Advisory	LOT		12 hr
May 3, 1:07 PM CDT	Severe Thunderstorm Watch	SPC	Boone, Cook, DeKalb, DuPage, Kane, Kendall and 5 more	6 hr
May 3, 2:53 PM CDT	Mesoscale Discussion	SPC	Boone, Cook, DeKalb, DuPage, Kane, Lake and 3 more	67 min
May 3, 3:53 PM CDT	Mesoscale Discussion	SPC	Brown, Bureau, Cass, DeWitt, Fulton, Greene and 22 more	37 min
May 3, 4:20 PM CDT	Tornado Watch	SPC	Bureau, Cass, Champaign, DeWitt, Ford, Fulton and 26 more	8 hr
May 3, 6:12 PM CDT	Special Weather Statement	LOT	Cook	33 min
May 3, 6:16 PM CDT	Special Marine Warning	LOT		119 min
May 3, 6:20 PM CDT	Severe Thunderstorm Warning	LOT	Cook	43 min
May 3, 6:22 PM CDT	Mesoscale Discussion	SPC	Cook, DeKalb, DuPage, Kane, Kendall, Lake and 1 more	23 min
May 3, 6:33 PM CDT	Special Weather Statement	LOT	LaSalle	27 min
May 3, 6:41 PM CDT	Severe Thunderstorm Watch	SPC	Boone, Cook, DeKalb, DuPage, Ford, Grundy and 12 more	5 hr
May 3, 6:42 PM CDT	Mesoscale Discussion	SPC	Adams, Brown, Cass, DeWitt, Fulton, Greene and 17 more	63 min
May 3, 7:08 PM CDT	Severe Thunderstorm Warning	LOT	Cook	67 min
May 3, 7:09 PM CDT	Tornado Watch	SPC	Adams, Brown, Pike, Rock Island	6 hr
May 3, 7:23 PM CDT	Flash Flood Warning	LOT	Cook, DuPage	4 hr
May 3, 7:26 PM CDT	Special Weather Statement	ILX	Marshall	64 min
May 3, 7:36 PM CDT	Severe Thunderstorm Warning	ILX	Marshall	54 min
May 3, 8:00 PM CDT	Severe Thunderstorm Warning	LOT	Cook, DuPage	75 min
May 3, 8:07 PM CDT	Severe Thunderstorm Warning	LOT	LaSalle, Livingston	68 min
May 3, 8:12 PM CDT	Special Marine Warning	LOT		2 hr
May 3, 8:24 PM CDT	Severe Thunderstorm Warning	ILX	Marshall	51 min
May 3, 8:39 PM CDT	Flash Flood Warning	ILX	Marshall	6 hr
May 3, 8:43 PM CDT	Flash Flood Watch	LOT	DuPage, Grundy, Kankakee, Kendall, LaSalle, Livingston	7 hr
May 3, 9:19 PM CDT	Special Marine Warning	LOT		116 min
May 3, 9:29 PM CDT	Tornado Warning	DVN	Mercer	17 min
May 3, 9:29 PM CDT	Special Weather Statement	LOT	Will	31 min
May 3, 9:50 PM CDT	Severe Thunderstorm Warning	LOT	Cook, Will	55 min
May 3, 10:10 PM CDT	Flash Flood Warning	LOT	Cook	5 hr
May 3, 10:20 PM CDT	Flash Flood Warning	DVN	Rock Island	6 hr
May 3, 10:29 PM CDT	Mesoscale Discussion	SPC	Cook, DeKalb, DuPage, Ford, Grundy, Iroquois and 7 more	61 min
May 3, 10:44 PM CDT	Flash Flood Warning	DVN	Henry, Mercer, Rock Island	6 hr
May 3, 10:47 PM CDT	Special Weather Statement	LOT	Cook	28 min
May 3, 11:13 PM CDT	Severe Thunderstorm Warning	DVN	Bureau, Henry	49 min
May 3, 11:16 PM CDT	Severe Thunderstorm Warning	ILX	Knox	44 min
May 3, 11:18 PM CDT	Mesoscale Discussion	SPC	Adams, Brown, Bureau, Cass, DeWitt, Fulton and 22 more	27 min
May 3, 11:29 PM CDT	Severe Thunderstorm Warning	ILX	Marshall, Peoria, Stark	61 min
May 3, 11:34 PM CDT	Severe Thunderstorm Watch	SPC	Bureau, Cass, Champaign, DeWitt, Ford, Fulton and 25 more	5 hr
May 3, 11:59 PM CDT	Flash Flood Watch	DVN	Bureau, Hancock, Henderson, Henry, McDonough, Mercer and 3 more	9 hr
May 4, 12:07 AM CDT	Severe Thunderstorm Warning	ILX	Peoria, Tazewell, Woodford	53 min
May 4, 12:26 AM CDT	Flash Flood Warning	DVN	Bureau, Putnam	6 hr
May 4, 12:29 AM CDT	Severe Thunderstorm Warning	ILX	Marshall, Peoria	46 min
May 4, 12:34 AM CDT	Severe Thunderstorm Warning	LOT	Grundy, LaSalle, Livingston	71 min
May 4, 12:46 AM CDT	Flash Flood Warning	LOT	LaSalle, Livingston	6 hr
May 4, 12:52 AM CDT	Severe Thunderstorm Warning	ILX	McLean, Woodford	35 min
May 4, 12:53 AM CDT	Severe Thunderstorm Watch	SPC	Adams, Brown	4 hr
May 4, 1:26 AM CDT	Severe Thunderstorm Warning	LOT	Ford, Grundy, Iroquois, Kankakee, Livingston	63 min
May 4, 2:16 AM CDT	Mesoscale Discussion	SPC	Adams, Brown, Bureau, Cass, DeWitt, Ford and 25 more	119 min
May 4, 2:26 AM CDT	Special Weather Statement	DVN	Hancock, Henderson, McDonough, Warren	49 min
May 4, 2:29 AM CDT	Flash Flood Warning	ILX	Marshall	6 hr
May 4, 3:07 AM CDT	Severe Thunderstorm Warning	DVN	Hancock, Henderson	38 min
May 4, 3:07 AM CDT	Marine Dense Fog Advisory	LOT		18 hr
May 4, 3:50 AM CDT	Lake Wind Advisory	PAH	Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more	8 hr
May 4, 4:03 AM CDT	Severe Thunderstorm Warning	LSX	Adams, Brown	42 min
May 4, 4:04 AM CDT	Areal Flood Warning	DVN	Mercer, Rock Island	9 hr
May 4, 6:27 AM CDT	Severe Thunderstorm Warning	LSX	Macoupin	33 min
May 4, 8:47 AM CDT	Severe Thunderstorm Warning	ILX	Clay, Jasper, Richland	43 min
May 4, 11:11 AM CDT	Severe Thunderstorm Warning	LSX	Clinton, Saint Clair, Washington	34 min
May 4, 11:36 AM CDT	Mesoscale Discussion	SPC	Clay, Clinton, Edwards, Franklin, Gallatin, Hamilton and 17 more	84 min
May 4, 1:17 PM CDT	Severe Thunderstorm Warning	PAH	Edwards, Wayne, White	29 min
May 4, 1:22 PM CDT	Severe Thunderstorm Warning	ILX	Lawrence	38 min
May 4, 1:26 PM CDT	Severe Thunderstorm Warning	PAH	Edwards, Wabash	49 min
May 4, 1:29 PM CDT	Severe Thunderstorm Watch	SPC	Edwards, Wabash, White	5 hr
May 4, 1:45 PM CDT	Severe Thunderstorm Warning	PAH	Wabash	30 min
May 4, 3:31 PM CDT	Flash Flood Watch	DVN	Bureau, Carroll, Hancock, Henderson, Henry, McDonough and 5 more	11 hr
May 4, 7:24 PM CDT	Severe Thunderstorm Warning	PAH	Wayne	36 min
May 4, 7:35 PM CDT	Special Weather Statement	ILX	Richland	55 min
May 4, 7:43 PM CDT	Severe Thunderstorm Warning	PAH	Edwards, Wayne	32 min
May 4, 7:57 PM CDT	Mesoscale Discussion	SPC	Bond, Calhoun, Christian, Clay, Clinton, Crawford and 25 more	63 min
May 4, 7:58 PM CDT	Severe Thunderstorm Warning	PAH	Edwards, Wayne	32 min
May 4, 8:06 PM CDT	Severe Thunderstorm Warning	PAH	Hamilton, White	39 min
May 4, 8:13 PM CDT	Severe Thunderstorm Warning	PAH	Edwards, Wabash	32 min
May 4, 8:29 PM CDT	Severe Thunderstorm Warning	PAH	Wabash	31 min
May 4, 9:24 PM CDT	Marine Dense Fog Advisory	LOT		24 hr
May 4, 10:18 PM CDT	Severe Thunderstorm Warning	LSX	Bond, Madison	42 min
May 4, 10:18 PM CDT	Mesoscale Discussion	SPC	Bond, Calhoun, Clinton, Franklin, Greene, Hamilton and 11 more	87 min
May 4, 10:35 PM CDT	Severe Thunderstorm Watch	SPC	Bond, Calhoun, Clinton, Edwards, Fayette, Franklin and 24 more	8 hr
May 4, 11:18 PM CDT	Severe Thunderstorm Warning	PAH	Hamilton	16 min
May 5, 12:04 AM CDT	Severe Thunderstorm Warning	PAH	Wayne	19 min
May 5, 12:19 AM CDT	Severe Thunderstorm Warning	PAH	Wabash	41 min
May 5, 12:55 AM CDT	Mesoscale Discussion	SPC	Edwards, Gallatin, Hamilton, Hardin, Saline, Wabash and 1 more	95 min
May 5, 12:56 AM CDT	Special Weather Statement	ILX	Effingham	64 min
May 5, 1:05 AM CDT	Special Weather Statement	ILX	Lawrence	55 min
May 5, 1:36 AM CDT	Special Weather Statement	ILX	Clay	54 min
May 5, 1:54 AM CDT	Severe Thunderstorm Warning	ILX	Clay, Effingham, Jasper, Richland	38 min
May 5, 3:29 AM CDT	Dense Fog Advisory	LOT	Ford, Grundy, Iroquois, Kankakee, LaSalle, Livingston	6 hr
May 5, 4:12 AM CDT	Severe Thunderstorm Warning	PAH	Jefferson	33 min
May 5, 5:06 AM CDT	Mesoscale Discussion	SPC	Gallatin, Hardin, White	114 min
May 5, 9:23 AM CDT	River Flood Warning	ILX	Clay, Richland	4 days
May 6, 3:56 AM CDT	Flash Flood Watch	LOT	Boone, DeKalb, DuPage, Ford, Grundy, Iroquois and 10 more	27 hr
May 6, 4:07 AM CDT	Flash Flood Watch	DVN	Bureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more	16 hr
May 6, 8:40 AM CDT	Mesoscale Discussion	SPC	Bureau, Fulton, Hancock, Henderson, Henry, Knox and 12 more	65 min
May 6, 9:29 AM CDT	Severe Thunderstorm Watch	SPC	Bureau, Carroll, Fulton, Hancock, Henderson, Henry and 11 more	4 hr
May 6, 9:39 AM CDT	Special Weather Statement	LOT	DeKalb	36 min
May 6, 10:02 AM CDT	Special Weather Statement	LOT	Grundy	28 min
May 6, 10:15 AM CDT	Special Weather Statement	LOT	Boone	45 min
May 6, 10:44 AM CDT	Special Weather Statement	LOT	Kendall	31 min
May 6, 10:48 AM CDT	Severe Thunderstorm Warning	LOT	Kendall	42 min
May 6, 11:24 AM CDT	Special Weather Statement	LOT	Will	36 min
May 6, 1:22 PM CDT	Mesoscale Discussion	SPC	Adams, Brown, Cass, Fulton, Grundy, Hancock and 20 more	53 min
May 6, 1:37 PM CDT	Severe Thunderstorm Warning	DVN	Bureau	38 min
May 6, 1:42 PM CDT	Severe Thunderstorm Warning	DVN	Bureau, Henry	63 min
May 6, 1:42 PM CDT	Severe Thunderstorm Watch	SPC	Adams, Brown, Bureau, Cass, Champaign, Cook and 35 more	7 hr
May 6, 1:55 PM CDT	Special Weather Statement	LOT	Cook	65 min
May 6, 1:56 PM CDT	Severe Thunderstorm Warning	LOT	Ford, Iroquois, Kankakee, Livingston	64 min
May 6, 2:04 PM CDT	Tornado Warning	DVN	Bureau	26 min
May 6, 2:06 PM CDT	Severe Thunderstorm Warning	ILX	Knox, Peoria, Stark	54 min
May 6, 2:31 PM CDT	Severe Thunderstorm Warning	DVN	Bureau, Putnam	44 min
May 6, 2:36 PM CDT	Tornado Warning	ILX	Marshall, Stark	39 min
May 6, 2:37 PM CDT	Severe Thunderstorm Warning	LOT	Cook	38 min
May 6, 2:39 PM CDT	Special Marine Warning	LOT		96 min
May 6, 2:46 PM CDT	Special Weather Statement	LOT	Livingston	59 min
May 6, 2:57 PM CDT	Severe Thunderstorm Warning	LOT	Ford, Iroquois, Kankakee	63 min
May 6, 3:07 PM CDT	Tornado Warning	ILX	Marshall	53 min
May 6, 3:14 PM CDT	Severe Thunderstorm Warning	DVN	Bureau, Putnam	36 min
May 6, 3:19 PM CDT	Flash Flood Warning	LOT	Ford, Grundy, Iroquois, Kankakee, Livingston	6 hr
May 6, 3:26 PM CDT	Tornado Warning	LOT	Iroquois	64 min
May 6, 3:31 PM CDT	Severe Thunderstorm Warning	LOT	Grundy, LaSalle, Livingston	59 min
May 6, 3:39 PM CDT	Flash Flood Warning	LOT	Grundy, LaSalle, Livingston	6 hr
May 6, 3:41 PM CDT	Severe Thunderstorm Warning	LOT	Iroquois	64 min
May 6, 3:42 PM CDT	Tornado Warning	LOT	LaSalle, Livingston	48 min
May 6, 3:43 PM CDT	Severe Thunderstorm Warning	LOT	LaSalle, Livingston	52 min
May 6, 3:46 PM CDT	Areal Flood Advisory	ILX	Marshall, Stark	6 hr
May 6, 3:56 PM CDT	Mesoscale Discussion	SPC	Adams, Brown, Cass, Champaign, DeWitt, Ford and 32 more	64 min
May 6, 4:02 PM CDT	Severe Thunderstorm Warning	LOT	Ford, Iroquois, Livingston	48 min
May 6, 4:03 PM CDT	Severe Thunderstorm Warning	ILX	Champaign, Vermilion	57 min
May 6, 4:03 PM CDT	Severe Thunderstorm Warning	LOT	Ford, Grundy, Kankakee, Livingston	57 min
May 6, 4:28 PM CDT	Severe Thunderstorm Warning	LOT	Grundy, LaSalle, Livingston	32 min
May 6, 4:37 PM CDT	Severe Thunderstorm Warning	LSX	Pike	23 min
May 6, 4:46 PM CDT	Tornado Warning	LOT	Iroquois	44 min
May 6, 4:56 PM CDT	Severe Thunderstorm Warning	LOT	Iroquois	64 min
May 6, 5:00 PM CDT	Severe Thunderstorm Warning	ILX	Vermilion	45 min
May 6, 5:01 PM CDT	Severe Thunderstorm Warning	LOT	Ford, Iroquois, Livingston	59 min
May 6, 5:07 PM CDT	Mesoscale Discussion	SPC	Clark, Edgar, Iroquois, Vermilion	53 min
May 6, 5:15 PM CDT	Flash Flood Warning	LOT	Ford, Iroquois	6 hr
May 6, 5:21 PM CDT	Tornado Warning	ILX	Vermilion	39 min
May 6, 5:25 PM CDT	Tornado Warning	LOT	Ford, Iroquois	50 min
May 6, 6:09 PM CDT	Flash Flood Warning	ILX	Vermilion	6 hr
May 6, 6:48 PM CDT	Special Weather Statement	ILX	Vermilion	27 min
May 6, 8:23 PM CDT	Severe Thunderstorm Warning	PAH	Jefferson	37 min
May 6, 8:48 PM CDT	Severe Thunderstorm Warning	PAH	Jefferson	27 min
May 6, 9:01 PM CDT	Special Weather Statement	LOT	Cook	59 min
May 6, 9:23 PM CDT	River Flood Watch	LOT	Lake	13 hr
May 6, 9:30 PM CDT	Special Weather Statement	DVN	Mercer, Rock Island	60 min
May 6, 9:40 PM CDT	River Flood Advisory	LOT	Will	24 hr
May 6, 9:40 PM CDT	River Flood Advisory	LOT	Iroquois	67 hr
May 6, 9:55 PM CDT	Severe Thunderstorm Warning	LOT	Grundy, Kankakee, Will	50 min
May 6, 10:32 PM CDT	Special Weather Statement	LOT	Cook	43 min
May 6, 10:35 PM CDT	Special Weather Statement	LOT	Cook	40 min
May 6, 10:52 PM CDT	Special Weather Statement	ILX	Marshall	53 min
May 6, 10:58 PM CDT	Areal Flood Advisory	LOT	DeKalb, LaSalle, Lee	6 hr
May 6, 11:09 PM CDT	Special Weather Statement	LOT	Grundy	36 min
May 6, 11:22 PM CDT	Flash Flood Warning	LOT	Grundy, Kendall, LaSalle, Livingston	8 hr
May 6, 11:24 PM CDT	Flash Flood Warning	LOT	Cook, Grundy, Kankakee, Kendall, Will	6 hr
May 6, 11:37 PM CDT	Special Weather Statement	ILX	Woodford	23 min
May 7, 12:26 AM CDT	Flash Flood Warning	LOT	Ford, Iroquois, Kankakee	7 hr
May 7, 1:43 AM CDT	Flash Flood Warning	LOT	Iroquois	6 hr
May 7, 2:02 AM CDT	River Flood Advisory	LOT	Kane, Kendall	8 hr
May 7, 2:12 AM CDT	Special Weather Statement	DVN	Mercer, Rock Island	63 min
May 7, 3:41 AM CDT	Special Weather Statement	ILX	Champaign, Piatt	64 min
May 7, 3:56 AM CDT	Flash Flood Warning	LOT	Ford, Livingston	4 hr
May 7, 5:05 AM CDT	Areal Flood Advisory	LOT	DeKalb, LaSalle, Lee	2 hr
May 7, 5:42 AM CDT	Areal Flood Warning	LOT	Grundy, Kankakee, Will	12 hr
May 7, 6:15 AM CDT	River Flood Warning	LOT	Bureau, LaSalle	5 days
May 7, 6:23 AM CDT	River Flood Advisory	LOT	Grundy	16 hr
May 7, 6:23 AM CDT	River Flood Advisory	LOT	LaSalle	16 hr
May 7, 7:00 AM CDT	Areal Flood Warning	LOT	Ford, Grundy, Iroquois, Kankakee, LaSalle, Livingston	22 hr
May 7, 8:18 AM CDT	River Flood Warning	LOT	LaSalle	9 hr
May 7, 10:06 AM CDT	River Flood Advisory	LOT	Grundy, Will	68 hr
May 7, 10:06 AM CDT	River Flood Advisory	LOT	Grundy	8 hr
May 7, 3:36 PM CDT	River Flood Advisory	LOT	Iroquois	7 hr
May 7, 5:30 PM CDT	River Flood Warning	LOT	Grundy	28 hr
May 7, 5:31 PM CDT	Areal Flood Warning	LOT	Grundy, Kankakee, Will	12 hr
May 7, 10:12 PM CDT	River Flood Warning	LOT	Iroquois	11 hr
May 7, 10:17 PM CDT	Dense Fog Advisory	LOT	DuPage, Ford, Grundy, Iroquois, Kane, Kankakee and 4 more	8 hr
May 7, 10:19 PM CDT	Marine Dense Fog Advisory	LOT		10 hr
May 7, 10:26 PM CDT	River Flood Warning	LOT	Grundy	30 hr
May 7, 10:36 PM CDT	River Flood Warning	LOT	LaSalle	46 hr
May 8, 8:43 AM CDT	River Flood Advisory	LOT	Iroquois	34 hr
May 9, 11:05 AM CDT	River Flood Warning	ILX	Fulton, Mason	8 days
May 12, 1:17 PM CDT	Small Craft Advisory	LOT		8 hr
May 15, 2:51 PM CDT	Mesoscale Discussion	SPC	Boone, Carroll, DeKalb, DuPage, Jo Daviess, Kane and 7 more	54 min
May 15, 4:22 PM CDT	Special Weather Statement	DVN	Jo Daviess	53 min
May 15, 4:58 PM CDT	Mesoscale Discussion	SPC	Boone, Carroll, Jo Daviess, McHenry, Ogle, Stephenson and 1 more	62 min
May 15, 5:18 PM CDT	Special Weather Statement	DVN	Carroll, Jo Daviess, Stephenson	42 min
May 15, 5:55 PM CDT	Special Weather Statement	LOT	Boone	65 min
May 15, 5:56 PM CDT	Special Weather Statement	DVN	Carroll, Jo Daviess, Rock Island, Stephenson, Whiteside	49 min
May 15, 5:57 PM CDT	Special Marine Warning	LOT		2 hr
May 15, 6:15 PM CDT	Special Weather Statement	DVN	Carroll, Rock Island, Stephenson, Whiteside	30 min
May 15, 6:20 PM CDT	Special Weather Statement	LOT	Lake, McHenry	40 min
May 15, 6:44 PM CDT	Special Weather Statement	DVN	Carroll, Henry, Mercer, Rock Island, Whiteside	31 min
May 15, 6:54 PM CDT	Special Marine Warning	LOT		2 hr
May 15, 7:01 PM CDT	Special Weather Statement	LOT	Lake	44 min
May 15, 7:05 PM CDT	Severe Thunderstorm Warning	DVN	Henry, Mercer, Rock Island	40 min
May 15, 7:07 PM CDT	Special Weather Statement	LOT	Kane	23 min
May 15, 7:15 PM CDT	Special Weather Statement	DVN	Bureau, Henry, Mercer, Putnam, Rock Island, Whiteside	30 min
May 15, 7:21 PM CDT	Severe Thunderstorm Warning	LOT	Cook, DuPage, Kane, McHenry	39 min
May 15, 7:36 PM CDT	Severe Thunderstorm Warning	DVN	Henry	24 min
May 15, 7:48 PM CDT	Special Weather Statement	DVN	Bureau, Henry, Mercer, Putnam	27 min
May 15, 7:50 PM CDT	Special Weather Statement	ILX	Knox	40 min
May 15, 7:57 PM CDT	Severe Thunderstorm Warning	ILX	Stark	33 min
May 15, 8:04 PM CDT	Special Weather Statement	LOT	DuPage	41 min
May 15, 8:16 PM CDT	Special Weather Statement	DVN	Bureau, Henry, Mercer, Putnam	29 min
May 15, 8:37 PM CDT	Special Weather Statement	LOT	Kendall	23 min
May 15, 11:49 PM CDT	Small Craft Advisory	LOT		17 hr
May 20, 3:25 AM CDT	Small Craft Advisory	LOT		12 hr
May 20, 1:17 PM CDT	Mesoscale Discussion	SPC	Boone, Brown, Bureau, Carroll, Cass, DeKalb and 32 more	118 min
May 20, 1:33 PM CDT	Mesoscale Discussion	SPC	Alexander, Bond, Clinton, Franklin, Gallatin, Hamilton and 18 more	87 min
May 20, 1:58 PM CDT	Special Weather Statement	DVN	Bureau	32 min
May 20, 2:06 PM CDT	Severe Thunderstorm Warning	DVN	Bureau, Whiteside	24 min
May 20, 2:18 PM CDT	Special Weather Statement	LOT	Lee	27 min
May 20, 2:46 PM CDT	Special Weather Statement	LOT	Lee	29 min
May 20, 3:20 PM CDT	Special Weather Statement	LOT	Lee	25 min
May 20, 3:24 PM CDT	Special Weather Statement	LOT	Lee	21 min
May 20, 3:29 PM CDT	Special Weather Statement	DVN	Bureau	31 min
May 20, 3:41 PM CDT	Severe Thunderstorm Warning	LOT	Boone, DeKalb, McHenry, Ogle	64 min
May 20, 3:50 PM CDT	Mesoscale Discussion	SPC	DeKalb, DuPage, Kane, McHenry	85 min
May 20, 3:52 PM CDT	Special Weather Statement	LOT	DeKalb	23 min
May 20, 4:00 PM CDT	Flash Flood Warning	ILX	Effingham	6 hr
May 20, 4:06 PM CDT	Severe Thunderstorm Warning	LOT	Lake, McHenry	54 min
May 20, 4:12 PM CDT	Special Marine Warning	LOT		2 hr
May 20, 4:18 PM CDT	Special Weather Statement	LOT	DeKalb	27 min
May 20, 4:18 PM CDT	Severe Thunderstorm Warning	LSX	Greene, Jersey, Macoupin	27 min
May 20, 4:21 PM CDT	Severe Thunderstorm Warning	PAH	Jackson	39 min
May 20, 4:43 PM CDT	Special Weather Statement	LOT	LaSalle	32 min
May 20, 4:52 PM CDT	Severe Thunderstorm Warning	PAH	Jefferson	38 min
May 20, 4:54 PM CDT	Special Weather Statement	ILX	Sangamon	51 min
May 20, 5:03 PM CDT	Severe Thunderstorm Warning	LOT	DeKalb, Kane, Kendall, LaSalle	57 min
May 20, 5:04 PM CDT	Special Weather Statement	ILX	Logan	41 min
May 20, 5:04 PM CDT	Severe Thunderstorm Warning	PAH	Jackson, Perry	26 min
May 20, 5:06 PM CDT	Flash Flood Warning	LSX	Marion	4 hr
May 20, 5:07 PM CDT	Severe Thunderstorm Warning	PAH	Jefferson	38 min
May 20, 5:11 PM CDT	Special Weather Statement	LOT	Lake	34 min
May 20, 5:11 PM CDT	Severe Thunderstorm Warning	LSX	Calhoun, Pike	37 min
May 20, 5:14 PM CDT	Severe Thunderstorm Warning	PAH	Franklin, Jefferson	46 min
May 20, 5:27 PM CDT	Special Weather Statement	LOT	Boone	33 min
May 20, 5:36 PM CDT	Special Weather Statement	ILX	Logan	54 min
May 20, 5:38 PM CDT	Severe Thunderstorm Warning	ILX	Logan, Sangamon	37 min
May 20, 5:40 PM CDT	Special Weather Statement	LOT	LaSalle	35 min
May 20, 5:46 PM CDT	Severe Thunderstorm Warning	ILX	Morgan, Sangamon	44 min
May 20, 5:49 PM CDT	Special Weather Statement	LOT	DuPage	26 min
May 20, 5:59 PM CDT	Special Weather Statement	LOT	McHenry	31 min
May 20, 6:01 PM CDT	Special Weather Statement	LOT	Grundy, Kendall	14 min
May 20, 6:11 PM CDT	Severe Thunderstorm Warning	ILX	Logan, Mason, Tazewell	49 min
May 20, 6:16 PM CDT	Special Weather Statement	LOT	Will	29 min
May 20, 6:22 PM CDT	Severe Thunderstorm Warning	PAH	Wayne	22 min
May 20, 6:23 PM CDT	Severe Thunderstorm Warning	LOT	Ford, Grundy, Kankakee, Kendall, Livingston, Will	67 min
May 20, 6:30 PM CDT	Severe Thunderstorm Warning	PAH	Saline	30 min
May 20, 6:49 PM CDT	Special Marine Warning	LOT		56 min
May 20, 6:56 PM CDT	Special Weather Statement	ILX	Champaign	64 min
May 20, 7:05 PM CDT	Flash Flood Warning	LSX	Fayette	4 hr
May 20, 7:10 PM CDT	Severe Thunderstorm Warning	PAH	Johnson, Union	17 min
May 20, 7:17 PM CDT	Severe Thunderstorm Warning	LOT	Kankakee, Will	43 min
May 20, 7:38 PM CDT	Special Weather Statement	LOT	Grundy	37 min
May 20, 7:41 PM CDT	Special Weather Statement	LOT	Livingston	34 min
May 20, 7:42 PM CDT	Special Weather Statement	LOT	Grundy	33 min
May 20, 7:46 PM CDT	Severe Thunderstorm Warning	LOT	Grundy, Kankakee, Livingston, Will	59 min
May 20, 7:47 PM CDT	Special Marine Warning	LOT		118 min
May 20, 8:38 PM CDT	Severe Thunderstorm Warning	LOT	Iroquois, Kankakee	54 min
May 21, 4:10 AM CDT	Small Craft Advisory	LOT		29 hr
May 23, 3:18 AM CDT	Gale Watch	LOT		24 hr
May 23, 2:32 PM CDT	Lake Wind Advisory	PAH	Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more	28 hr
May 23, 10:01 PM CDT	Gale Warning	LOT		30 hr
May 24, 3:05 AM CDT	Wind Advisory	ILX	Cass, Champaign, Christian, Coles, DeWitt, Douglas and 20 more	17 hr
May 24, 3:07 AM CDT	Wind Advisory	DVN	Bureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more	16 hr
May 24, 4:17 AM CDT	Wind Advisory	LOT	Boone, DeKalb, DuPage, Ford, Grundy, Iroquois and 10 more	16 hr
May 24, 6:33 AM CDT	Mesoscale Discussion	SPC	Jo Daviess	57 min
May 24, 10:56 AM CDT	Red Flag Warning	LOT	Boone, Cook, DeKalb, DuPage, Ford, Grundy and 12 more	9 hr
May 24, 3:30 PM CDT	Severe Thunderstorm Watch	SPC	Jo Daviess, Mercer, Rock Island	4 hr
May 24, 10:07 PM CDT	Small Craft Advisory	LOT		6 hr
May 25, 3:09 PM CDT	Mesoscale Discussion	SPC	Henderson, Mercer	2 hr
May 26, 12:27 AM CDT	Severe Thunderstorm Warning	DVN	Rock Island, Whiteside	63 min
May 26, 3:02 AM CDT	Special Weather Statement	DVN	Carroll, Jo Daviess	58 min
May 26, 4:33 AM CDT	Severe Thunderstorm Warning	DVN	Stephenson	27 min
May 26, 4:45 AM CDT	Severe Thunderstorm Warning	LOT	Ogle, Winnebago	60 min
May 26, 5:23 AM CDT	Flash Flood Warning	LOT	Winnebago	5 hr
May 26, 5:38 AM CDT	Special Weather Statement	DVN	Stephenson	22 min
May 26, 5:51 AM CDT	Areal Flood Advisory	LOT	Boone, McHenry	5 hr
May 26, 6:06 AM CDT	Special Marine Warning	LOT		84 min
May 26, 6:31 AM CDT	Mesoscale Discussion	SPC	Boone, McHenry	89 min
May 26, 9:59 AM CDT	Special Weather Statement	LOT	Lake	46 min
May 27, 3:40 PM CDT	Small Craft Advisory	LOT		28 hr
May 28, 12:00 PM CDT	Mesoscale Discussion	SPC	Jo Daviess, Stephenson	60 min
May 28, 2:02 PM CDT	Special Weather Statement	LOT	Winnebago	43 min
May 28, 4:16 PM CDT	Severe Thunderstorm Warning	DVN	Rock Island	59 min
May 28, 4:59 PM CDT	Mesoscale Discussion	SPC	Boone, Bureau, Carroll, DeKalb, Henderson, Henry and 15 more	91 min
May 28, 5:08 PM CDT	Special Weather Statement	LOT	McHenry	37 min
May 28, 5:14 PM CDT	Severe Thunderstorm Warning	DVN	Bureau, Henry, Rock Island, Whiteside	61 min
May 28, 5:45 PM CDT	Special Weather Statement	LOT	Ogle	30 min
May 28, 6:02 PM CDT	Severe Thunderstorm Watch	SPC	Boone, Bureau, Cook, DeKalb, DuPage, Grundy and 10 more	3 hr
May 28, 6:18 PM CDT	Special Weather Statement	DVN	Henry, Mercer, Rock Island, Whiteside	57 min
May 28, 6:57 PM CDT	Special Weather Statement	DVN	Hancock	63 min
May 28, 7:14 PM CDT	Special Weather Statement	LOT	Lee	31 min
May 28, 7:22 PM CDT	Special Weather Statement	LOT	Cook	23 min
May 28, 7:58 PM CDT	Special Weather Statement	LOT	LaSalle	47 min
May 28, 8:17 PM CDT	Special Weather Statement	ILX	Knox, Stark	58 min
May 28, 9:27 PM CDT	Special Weather Statement	DVN	Putnam	63 min
May 28, 9:38 PM CDT	Special Weather Statement	ILX	Fulton	67 min
May 28, 9:49 PM CDT	Special Weather Statement	LOT	LaSalle	41 min
May 28, 11:42 PM CDT	Severe Thunderstorm Warning	LSX	Jersey, Macoupin	33 min
May 29, 12:16 AM CDT	Special Weather Statement	ILX	Christian, Shelby	59 min
May 29, 12:20 AM CDT	Special Weather Statement	ILX	Champaign, Vermilion	55 min
May 29, 1:15 AM CDT	Special Weather Statement	ILX	Champaign	60 min
May 29, 1:23 AM CDT	Special Weather Statement	ILX	Shelby	67 min
May 29, 1:30 AM CDT	Severe Thunderstorm Warning	ILX	Christian, Shelby	23 min
May 29, 1:56 AM CDT	Severe Thunderstorm Warning	LSX	Madison	34 min
May 29, 2:06 AM CDT	Severe Thunderstorm Warning	LSX	Fayette, Montgomery	24 min
May 29, 2:14 AM CDT	Severe Thunderstorm Warning	ILX	Christian, Shelby	45 min
May 29, 2:41 AM CDT	Special Weather Statement	ILX	Vermilion	64 min
May 29, 3:13 AM CDT	Red Flag Warning	LOT	Cook, DeKalb, DuPage, Kane, Kendall, Lee and 2 more	17 hr
May 29, 3:18 AM CDT	Small Craft Advisory	LOT		18 hr
May 30, 9:45 PM CDT	Small Craft Advisory	LOT		3 days
May 31, 3:28 AM CDT	Rip Current Statement	LOT		56 hr
May 31, 1:56 PM CDT	Mesoscale Discussion	SPC	Gallatin, Hardin, Massac	64 min
May 31, 2:34 PM CDT	Severe Thunderstorm Watch	SPC	Massac	6 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	95
Tornado Warning	12
Severe Thunderstorm Watch	11
Tornado Watch	2
Mesoscale Discussion	29
Special Weather Statement	86
Flooding
Areal Flood Warning	4
Flash Flood Warning	21
River Flood Warning	9
Flash Flood Watch	7
River Flood Watch	1
Areal Flood Advisory	6
River Flood Advisory	9
Wind and dust
Lake Wind Advisory	5
Wind Advisory	3
Fire
Red Flag Warning	2
Fog and smoke
Dense Fog Advisory	3
Coast and beach
Rip Current Statement	1
Marine
Gale Warning	1
Special Marine Warning	10
Gale Watch	1
Marine Dense Fog Advisory	4
Small Craft Advisory	10

By county

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

62 more counties

Nearby

Alerts in force now Tornadoes on record The radar archive 2011 2013

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.