Weather alerts in Illinois, December 2016

Weather alerts by county

Each county as a circle sized by its count in December 2016. Tap one for its archive.

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
Dec 3, 2:44 PM CST	Winter Weather Advisory	DVN	Bureau, Carroll, Henderson, Henry, Jo Daviess, Mercer and 5 more	24 hr
Dec 3, 3:07 PM CST	Winter Weather Advisory	LOT	Boone, DeKalb, DuPage, Grundy, Kane, Kankakee and 8 more	27 hr
Dec 4, 4:37 AM CST	Winter Weather Advisory	ILX	Knox, McLean, Marshall, Peoria, Stark, Tazewell and 1 more	11 hr
Dec 4, 10:27 AM CST	Winter Storm Warning	DVN	Henry, Rock Island, Whiteside	5 hr
Dec 4, 11:14 AM CST	Winter Storm Warning	LOT	DeKalb, Lee, Ogle	7 hr
Dec 5, 3:47 AM CST	Dense Fog Advisory	DVN	Bureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more	9 hr
Dec 5, 3:59 AM CST	Dense Fog Advisory	LSX	Adams, Brown, Pike	8 hr
Dec 5, 4:01 AM CST	Dense Fog Advisory	ILX	Cass, Fulton, Knox, Mason, Menard, Morgan and 3 more	8 hr
Dec 5, 9:10 AM CST	Dense Fog Advisory	LOT	Boone, DeKalb, Grundy, Kane, Kendall, LaSalle and 4 more	4 hr
Dec 6, 3:40 AM CST	Gale Watch	LOT		11 hr
Dec 6, 3:40 AM CST	Small Craft Advisory	LOT		4 days
Dec 6, 5:46 AM CST	Dense Fog Advisory	LOT	Boone, DeKalb, DuPage, Grundy, Kane, Kendall and 5 more	5 hr
Dec 6, 6:03 AM CST	Dense Fog Advisory	DVN	Bureau, Carroll, Henry, Jo Daviess, Mercer, Putnam and 3 more	5 hr
Dec 6, 2:49 PM CST	Gale Warning	LOT		36 hr
Dec 8, 3:46 AM CST	Gale Warning	LOT		5 hr
Dec 9, 10:28 AM CST	Winter Storm Watch	LOT	Boone, DeKalb, DuPage, Kane, Kendall, Lake and 4 more	17 hr
Dec 9, 11:09 AM CST	Winter Storm Watch	DVN	Carroll, Jo Daviess, Stephenson, Whiteside	16 hr
Dec 9, 11:09 AM CST	Winter Weather Advisory	DVN	Bureau, Carroll, Henry, Jo Daviess, Putnam, Rock Island and 2 more	58 hr
Dec 10, 3:50 AM CST	Winter Weather Advisory	LOT	Boone, DeKalb, DuPage, Grundy, Kane, Kendall and 6 more	7 hr
Dec 10, 10:55 AM CST	Winter Storm Warning	LOT	Boone, DeKalb, DuPage, Grundy, Kane, Kendall and 6 more	37 hr
Dec 10, 10:55 AM CST	Winter Weather Advisory	LOT	Kankakee	37 hr
Dec 10, 11:33 AM CST	Winter Storm Warning	DVN	Carroll, Jo Daviess, Stephenson	23 hr
Dec 10, 2:24 PM CST	Winter Weather Advisory	ILX	Marshall, Stark	30 hr
Dec 10, 3:05 PM CST	Small Craft Advisory	LOT		47 hr
Dec 10, 6:59 PM CST	Mesoscale Discussion	SPC	Boone, Cook, DeKalb, DuPage, Grundy, Iroquois and 11 more	6 hr
Dec 11, 5:42 PM CST	Mesoscale Discussion	SPC	Cook, DeKalb, DuPage, Kane, Kendall, Lake and 2 more	4 hr
Dec 12, 2:53 PM CST	Gale Watch	LOT		12 hr
Dec 12, 3:41 PM CST	Small Craft Advisory	LOT		44 hr
Dec 13, 3:07 AM CST	Gale Warning	LOT		63 hr
Dec 14, 3:05 AM CST	Wind Chill Advisory	DVN	Bureau, Carroll, Henry, Jo Daviess, Mercer, Putnam and 3 more	31 hr
Dec 14, 3:24 AM CST	Wind Chill Advisory	LOT	Boone, DeKalb, DuPage, Ford, Grundy, Iroquois and 10 more	31 hr
Dec 14, 3:28 AM CST	Wind Chill Advisory	ILX	Champaign, Knox, McLean, Marshall, Peoria, Stark and 2 more	31 hr
Dec 14, 4:08 PM CST	Winter Weather Advisory	LOT	Boone, DeKalb, DuPage, Kane, Kendall, Lake and 4 more	6 hr
Dec 15, 9:02 AM CST	Small Craft Advisory	LOT		12 hr
Dec 15, 11:34 AM CST	Winter Weather Advisory	DVN	Bureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more	60 hr
Dec 15, 3:01 PM CST	Winter Weather Advisory	ILX	Cass, Champaign, Christian, Clark, Clay, Coles and 29 more	63 hr
Dec 15, 3:17 PM CST	Winter Weather Advisory	LOT	Boone, DeKalb, DuPage, Ford, Grundy, Iroquois and 10 more	63 hr
Dec 16, 3:05 AM CST	Gale Watch	LOT		24 hr
Dec 16, 3:05 AM CST	Small Craft Advisory	LOT		18 hr
Dec 16, 9:24 AM CST	Winter Weather Advisory	LSX	Adams, Bond, Brown, Calhoun, Clinton, Fayette and 11 more	39 hr
Dec 16, 3:37 PM CST	Wind Chill Advisory	DVN	Bureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more	66 hr
Dec 16, 3:42 PM CST	Wind Chill Advisory	LSX	Adams, Brown, Calhoun, Greene, Jersey, Macoupin and 2 more	44 hr
Dec 16, 3:42 PM CST	Winter Weather Advisory	LSX	Marion, Randolph, Washington	32 hr
Dec 16, 8:27 PM CST	Wind Chill Advisory	LOT	Boone, DeKalb, DuPage, Ford, Grundy, Iroquois and 10 more	62 hr
Dec 16, 9:16 PM CST	Gale Warning	LOT		36 hr
Dec 16, 9:16 PM CST	Heavy Freezing Spray Watch	LOT		6 hr
Dec 16, 9:16 PM CST	Heavy Freezing Spray Warning	LOT		36 hr
Dec 17, 3:10 AM CST	Winter Weather Advisory	PAH	Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more	27 hr
Dec 17, 3:28 AM CST	Small Craft Advisory	LOT		43 hr
Dec 17, 3:45 AM CST	Wind Chill Advisory	ILX	Cass, Champaign, Christian, DeWitt, Fulton, Knox and 17 more	54 hr
Dec 17, 1:00 PM CST	Mesoscale Discussion	SPC	Hardin, Massac, Pope	2 hr
Dec 17, 3:10 PM CST	Severe Thunderstorm Warning	PAH	Massac, Pope	20 min
Dec 17, 5:32 PM CST	Mesoscale Discussion	SPC	Alexander, Clay, Crawford, Edwards, Franklin, Gallatin and 19 more	6 hr
Dec 17, 8:30 PM CST	Gale Watch	LOT		19 hr
Dec 18, 3:50 PM CST	Gale Warning	LOT		53 hr
Dec 18, 3:50 PM CST	Small Craft Advisory	LOT		35 hr
Dec 19, 7:12 AM CST	River Flood Warning	LOT	Kankakee	24 hr
Dec 19, 8:15 AM CST	River Flood Advisory	LOT	Winnebago	50 hr
Dec 20, 3:54 PM CST	Small Craft Advisory	LOT		7 hr
Dec 21, 3:41 AM CST	Small Craft Advisory	LOT		35 hr
Dec 22, 3:29 PM CST	Winter Weather Advisory	DVN	Jo Daviess	30 hr
Dec 23, 7:41 PM CST	River Flood Warning	DVN	Henry, Rock Island, Whiteside	7 days
Dec 24, 2:59 AM CST	Gale Watch	LOT		12 hr
Dec 24, 6:17 AM CST	Dense Fog Advisory	PAH	Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more	4 hr
Dec 24, 6:26 AM CST	Dense Fog Advisory	ILX	Champaign, Clark, Clay, Coles, Crawford, Cumberland and 13 more	4 hr
Dec 24, 2:54 PM CST	Gale Warning	LOT		63 hr
Dec 24, 2:54 PM CST	Small Craft Advisory	LOT		45 hr
Dec 24, 3:52 PM CST	Dense Fog Advisory	PAH	Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more	18 hr
Dec 25, 3:27 AM CST	Gale Watch	LOT		12 hr
Dec 25, 2:57 PM CST	Gale Warning	LOT		39 hr
Dec 25, 4:32 PM CST	Dense Fog Advisory	PAH	Edwards, Franklin, Hamilton, Jefferson, Perry, Wabash and 2 more	5 hr
Dec 25, 5:33 PM CST	Dense Fog Advisory	LSX	Adams, Bond, Brown, Calhoun, Clinton, Fayette and 9 more	5 hr
Dec 25, 5:47 PM CST	Dense Fog Advisory	ILX	Cass, Champaign, Christian, Clark, Clay, Coles and 18 more	7 hr
Dec 25, 11:23 PM CST	Special Weather Statement	LSX	Adams, Brown, Pike	37 min
Dec 26, 2:53 AM CST	Marine Dense Fog Advisory	LOT		6 hr
Dec 26, 9:34 AM CST	Areal Flood Advisory	PAH	Johnson, Union, Williamson	3 hr
Dec 26, 9:55 AM CST	River Flood Advisory	LOT	Will	36 hr
Dec 26, 11:45 AM CST	Special Weather Statement	PAH	Hardin, Pope	30 min
Dec 26, 3:31 PM CST	Mesoscale Discussion	SPC	Massac	119 min
Dec 27, 2:53 AM CST	Small Craft Advisory	LOT		19 hr
Dec 27, 3:41 PM CST	Gale Watch	LOT		23 hr
Dec 27, 3:41 PM CST	Small Craft Advisory	LOT		41 hr
Dec 27, 9:37 PM CST	Gale Warning	LOT		23 hr
Dec 28, 3:10 PM CST	Gale Warning	LOT		42 hr
Dec 29, 3:34 AM CST	Wind Advisory	DVN	Hancock, Henderson, Jo Daviess, McDonough, Mercer, Rock Island and 1 more	13 hr
Dec 29, 3:22 PM CST	Gale Watch	LOT		12 hr
Dec 29, 9:51 PM CST	Small Craft Advisory	LOT		23 hr
Dec 30, 3:41 AM CST	Gale Warning	LOT		29 hr
Dec 30, 8:04 PM CST	River Flood Warning	DVN	Henry, Rock Island	64 hr
Dec 31, 5:48 AM CST	Small Craft Advisory	LOT		15 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	1
Mesoscale Discussion	5
Special Weather Statement	2
Flooding
River Flood Warning	3
Areal Flood Advisory	1
River Flood Advisory	2
Winter
Winter Storm Warning	4
Winter Storm Watch	2
Winter Weather Advisory	15
Cold
Wind Chill Advisory	7
Wind and dust
Wind Advisory	1
Fog and smoke
Dense Fog Advisory	12
Marine
Gale Warning	10
Heavy Freezing Spray Warning	1
Gale Watch	8
Heavy Freezing Spray Watch	1
Marine Dense Fog Advisory	1
Small Craft Advisory	14

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 2015 2017

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. Warning verification from the Mesonet's Cow. Rebuilt daily.