Weather alerts in Illinois, January 2024

170 weather alerts in January 2024, 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 January 2024. Tap one for its archive.

Alerts: 170
Warnings: 65
Watches: 20
Advisories: 78
Busiest day: January 11, 202414 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
Jan 1, 2:51 PM CST	Small Craft Advisory	LOT		27 hr
Jan 3, 3:40 AM CST	Small Craft Advisory	LOT		35 hr
Jan 5, 11:00 PM CST	Special Weather Statement	DVN	Bureau, Putnam	2 hr
Jan 7, 2:44 AM CST	Winter Storm Watch	DVN	Bureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more	24 hr
Jan 7, 2:58 AM CST	Winter Storm Watch	ILX	Cass, Fulton, Knox, Marshall, Mason, Menard and 7 more	24 hr
Jan 7, 3:06 AM CST	Winter Storm Watch	LSX	Adams, Brown, Pike	24 hr
Jan 7, 1:55 PM CST	Winter Storm Watch	LOT	Boone, DeKalb, Lee, McHenry, Ogle, Winnebago	24 hr
Jan 8, 2:39 AM CST	Winter Storm Warning	ILX	Fulton, Knox, Marshall, Peoria, Schuyler, Stark	48 hr
Jan 8, 2:39 AM CST	Winter Weather Advisory	ILX	Cass, Champaign, DeWitt, Logan, McLean, Macon and 9 more	48 hr
Jan 8, 2:41 AM CST	Winter Storm Warning	LSX	Adams, Brown	40 hr
Jan 8, 2:41 AM CST	Winter Weather Advisory	LSX	Calhoun, Greene, Jersey, Macoupin, Madison, Monroe and 2 more	40 hr
Jan 8, 2:43 AM CST	Winter Storm Warning	DVN	Bureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more	48 hr
Jan 8, 3:00 AM CST	Winter Weather Advisory	LOT	Boone, Cook, DeKalb, DuPage, Ford, Grundy and 12 more	47 hr
Jan 8, 3:31 AM CST	Small Craft Advisory	LOT		38 hr
Jan 8, 2:07 PM CST	Winter Storm Warning	LOT	Boone, DeKalb, Kane, Lake, LaSalle, Lee and 3 more	36 hr
Jan 8, 2:29 PM CST	Wind Advisory	PAH	Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more	37 hr
Jan 8, 3:11 PM CST	Gale Watch	LOT		5 hr
Jan 8, 8:39 PM CST	Gale Warning	LOT		33 hr
Jan 9, 9:12 AM CST	Mesoscale Discussion	SPC	Bureau, Carroll, Henderson, Henry, Jo Daviess, Knox and 9 more	3 hr
Jan 9, 1:09 PM CST	Mesoscale Discussion	SPC	Boone, Bureau, Carroll, DeKalb, DuPage, Henderson and 17 more	3 hr
Jan 10, 3:01 AM CST	Small Craft Advisory	LOT		15 hr
Jan 10, 2:18 PM CST	Winter Storm Watch	LOT	Boone, Cook, DeKalb, DuPage, Grundy, Kane and 9 more	24 hr
Jan 10, 2:31 PM CST	Winter Storm Watch	ILX	Knox, Marshall, Stark	12 hr
Jan 10, 3:00 PM CST	Winter Storm Watch	DVN	Bureau, Carroll, Henderson, Henry, Jo Daviess, Mercer and 5 more	11 hr
Jan 10, 3:18 PM CST	Gale Watch	LOT		24 hr
Jan 10, 3:18 PM CST	Storm Watch	LOT		24 hr
Jan 11, 2:05 AM CST	Wind Advisory	PAH	Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more	46 hr
Jan 11, 2:14 AM CST	Winter Storm Warning	DVN	Bureau, Carroll, Henderson, Henry, Jo Daviess, Mercer and 5 more	39 hr
Jan 11, 2:14 AM CST	Winter Weather Advisory	DVN	Bureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more	3 days
Jan 11, 2:52 AM CST	Winter Storm Warning	ILX	Knox, Marshall, Stark	48 hr
Jan 11, 2:52 AM CST	Winter Weather Advisory	ILX	Champaign, DeWitt, Fulton, Logan, McLean, Macon and 7 more	48 hr
Jan 11, 3:06 AM CST	Winter Weather Advisory	LSX	Adams, Brown	45 hr
Jan 11, 12:56 PM CST	Wind Advisory	LSX	Adams, Bond, Brown, Calhoun, Clinton, Fayette and 11 more	38 hr
Jan 11, 1:06 PM CST	Wind Advisory	ILX	Cass, Champaign, Christian, Clark, Clay, Coles and 19 more	41 hr
Jan 11, 1:53 PM CST	High Wind Warning	PAH	Edwards, Gallatin, Hardin, Massac, Pope, Wabash and 1 more	30 hr
Jan 11, 2:22 PM CST	Winter Storm Warning	LOT	Boone, Cook, DeKalb, DuPage, Grundy, Kane and 8 more	37 hr
Jan 11, 2:22 PM CST	Winter Weather Advisory	LOT	Cook, Ford, Grundy, Iroquois, Kankakee, Kendall and 3 more	46 hr
Jan 11, 3:03 PM CST	Blizzard Warning	DVN	Carroll, Henderson, Henry, Jo Daviess, Mercer, Rock Island and 3 more	36 hr
Jan 11, 3:03 PM CST	Wind Chill Watch	DVN	Bureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more	47 hr
Jan 11, 3:17 PM CST	Gale Warning	LOT		24 hr
Jan 11, 9:37 PM CST	Winter Storm Warning	DVN	Bureau, Carroll, Jo Daviess, Putnam, Stephenson, Whiteside	30 hr
Jan 12, 2:57 AM CST	Wind Chill Warning	LSX	Adams, Bond, Brown, Calhoun, Clinton, Fayette and 9 more	4 days
Jan 12, 3:45 AM CST	Gale Warning	LOT		11 hr
Jan 12, 3:45 AM CST	Gale Warning	LOT		35 hr
Jan 12, 3:45 AM CST	Small Craft Advisory	LOT		20 hr
Jan 12, 4:23 AM CST	Mesoscale Discussion	SPC	Boone, Bureau, Carroll, Cook, DeKalb, DuPage and 17 more	4 hr
Jan 12, 8:23 AM CST	Areal Flood Advisory	PAH	Alexander, Pulaski, Union	3 hr
Jan 12, 9:31 AM CST	Winter Weather Advisory	LOT	Boone, Cook, DeKalb, DuPage, Grundy, Kane and 10 more	26 hr
Jan 12, 9:41 AM CST	Areal Flood Advisory	PAH	Johnson, Pulaski, Union, Williamson	2 hr
Jan 12, 10:24 AM CST	Mesoscale Discussion	SPC	Boone, Carroll, Jo Daviess, McHenry, Mercer, Rock Island and 2 more	4 hr
Jan 12, 2:07 PM CST	Wind Chill Advisory	LSX	Adams, Bond, Brown, Clinton, Fayette, Madison and 6 more	5 days
Jan 12, 2:27 PM CST	Wind Chill Watch	ILX	Cass, Champaign, Christian, Coles, DeWitt, Douglas and 21 more	23 hr
Jan 13, 2:55 AM CST	Wind Chill Warning	ILX	Cass, Champaign, Christian, Coles, Cumberland, DeWitt and 23 more	3 days
Jan 13, 2:55 AM CST	Wind Chill Advisory	ILX	Champaign, Christian, Clark, Clay, Coles, Crawford and 25 more	4 days
Jan 13, 3:14 AM CST	Wind Chill Advisory	PAH	Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more	33 hr
Jan 13, 3:19 AM CST	Wind Chill Warning	DVN	Bureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more	3 days
Jan 13, 3:19 AM CST	Wind Chill Advisory	DVN	Carroll, Jo Daviess, Stephenson, Whiteside	11 hr
Jan 13, 3:23 AM CST	Heavy Freezing Spray Warning	LOT		36 hr
Jan 13, 3:29 AM CST	Wind Chill Advisory	LOT	Boone, Cook, DeKalb, DuPage, Ford, Grundy and 12 more	4 days
Jan 13, 10:26 AM CST	River Flood Warning	ILX	Piatt	33 hr
Jan 13, 1:56 PM CST	Winter Weather Advisory	PAH	Alexander, Hardin, Johnson, Massac, Pope, Pulaski and 1 more	52 hr
Jan 13, 2:17 PM CST	Wind Chill Warning	LOT	Boone, Cook, DeKalb, DuPage, Ford, Grundy and 12 more	70 hr
Jan 13, 2:17 PM CST	Winter Weather Advisory	LOT	Boone, Cook, DeKalb, DuPage, Grundy, Kane and 10 more	20 hr
Jan 13, 2:40 PM CST	Gale Warning	LOT		24 hr
Jan 13, 2:40 PM CST	Small Craft Advisory	LOT		11 hr
Jan 13, 4:00 PM CST	River Flood Warning	LOT	Iroquois	16 hr
Jan 14, 3:32 AM CST	Wind Chill Advisory	LOT	Cook, DuPage, Lake, McHenry	3 days
Jan 14, 9:04 AM CST	Small Craft Advisory	LOT		15 hr
Jan 14, 6:38 PM CST	Wind Chill Advisory	LOT	Kankakee, Will	62 hr
Jan 15, 1:32 PM CST	Wind Chill Advisory	PAH	Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more	20 hr
Jan 15, 1:44 PM CST	Areal Flood Warning	LOT	Grundy, Will	7 days
Jan 15, 2:02 PM CST	Wind Chill Advisory	DVN	Bureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more	43 hr
Jan 15, 3:14 PM CST	Small Craft Advisory	LOT		54 hr
Jan 16, 10:01 AM CST	Areal Flood Warning	LOT	LaSalle	4 hr
Jan 16, 12:17 PM CST	Flash Flood Watch	LOT	Grundy, Will	72 hr
Jan 16, 1:05 PM CST	River Flood Watch	LOT	Cook	71 hr
Jan 16, 1:39 PM CST	River Flood Warning	LOT	LaSalle	21 days
Jan 16, 1:39 PM CST	River Flood Warning	LOT	Bureau, LaSalle, Putnam	21 days
Jan 17, 12:14 PM CST	River Flood Advisory	LOT	Bureau, LaSalle, Putnam	4 days
Jan 17, 12:14 PM CST	River Flood Advisory	LOT	LaSalle	5 days
Jan 18, 2:25 AM CST	Winter Weather Advisory	ILX	Cass, Champaign, DeWitt, Fulton, Knox, Logan and 12 more	28 hr
Jan 18, 2:37 AM CST	Wind Chill Advisory	DVN	Hancock, Henderson, McDonough, Mercer, Rock Island, Warren	33 hr
Jan 18, 2:37 AM CST	Winter Weather Advisory	DVN	Bureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more	27 hr
Jan 18, 2:48 AM CST	Wind Chill Advisory	LSX	Adams, Bond, Brown, Calhoun, Clinton, Fayette and 11 more	57 hr
Jan 18, 3:41 AM CST	Winter Weather Advisory	LOT	Boone, Cook, DeKalb, DuPage, Ford, Grundy and 12 more	26 hr
Jan 18, 4:00 AM CST	Small Craft Advisory	LOT		56 hr
Jan 18, 9:52 AM CST	Gale Warning	LOT		29 hr
Jan 18, 9:52 AM CST	Small Craft Advisory	LOT		59 hr
Jan 18, 11:25 AM CST	Areal Flood Warning	LOT	Kankakee	4 days
Jan 18, 1:32 PM CST	Wind Chill Warning	LSX	Adams, Brown	46 hr
Jan 18, 2:23 PM CST	Wind Chill Advisory	ILX	Cass, Champaign, Christian, Clark, Clay, Coles and 29 more	46 hr
Jan 18, 2:37 PM CST	Wind Chill Advisory	PAH	Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more	42 hr
Jan 19, 2:16 AM CST	Wind Chill Advisory	DVN	Bureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more	34 hr
Jan 19, 3:28 AM CST	Wind Chill Advisory	LOT	Boone, DeKalb, Ford, Grundy, Kane, Kendall and 6 more	30 hr
Jan 20, 2:01 AM CST	Wind Chill Advisory	DVN	Bureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more	33 hr
Jan 20, 2:44 AM CST	Wind Chill Advisory	ILX	Cass, Christian, DeWitt, Fulton, Knox, Logan and 13 more	31 hr
Jan 20, 2:44 AM CST	Wind Chill Advisory	LOT	Boone, DeKalb, Grundy, Kane, Kendall, LaSalle and 5 more	31 hr
Jan 20, 11:53 AM CST	Wind Chill Advisory	LSX	Adams, Brown	18 hr
Jan 21, 1:53 AM CST	Winter Weather Advisory	LSX	Adams, Bond, Brown, Calhoun, Clinton, Fayette and 11 more	43 hr
Jan 21, 2:29 AM CST	Winter Weather Advisory	DVN	Bureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more	60 hr
Jan 21, 3:00 AM CST	Winter Weather Advisory	ILX	Cass, Champaign, Christian, Clark, Clay, Coles and 29 more	54 hr
Jan 21, 6:48 AM CST	River Flood Warning	ILX	Brown, Cass, Morgan, Schuyler	30 days
Jan 21, 10:14 AM CST	River Flood Watch	LOT	Kankakee	3 days
Jan 21, 1:40 PM CST	Winter Weather Advisory	PAH	Edwards, Franklin, Hamilton, Jackson, Jefferson, Perry and 1 more	24 hr
Jan 21, 2:42 PM CST	Winter Weather Advisory	LOT	Boone, Cook, DeKalb, DuPage, Ford, Grundy and 12 more	42 hr
Jan 22, 2:08 AM CST	Winter Weather Advisory	DVN	Bureau, Carroll, Hancock, Henderson, Henry, McDonough and 6 more	36 hr
Jan 22, 3:21 AM CST	Winter Weather Advisory	LOT	Boone, Cook, DeKalb, DuPage, Kane, Kendall and 7 more	33 hr
Jan 22, 3:27 AM CST	Mesoscale Discussion	SPC	Adams, Bond, Brown, Calhoun, Cass, Christian and 32 more	5 hr
Jan 22, 9:17 AM CST	Mesoscale Discussion	SPC	Champaign, Clark, Coles, Cook, DeWitt, Douglas and 14 more	4 hr
Jan 22, 1:05 PM CST	Areal Flood Warning	LOT	Grundy, Will	5 days
Jan 23, 3:15 AM CST	Marine Dense Fog Advisory	LOT		33 hr
Jan 23, 8:16 AM CST	Dense Fog Advisory	PAH	Alexander, Pulaski, Union	4 hr
Jan 23, 12:57 PM CST	Flood Watch	PAH	Alexander, Johnson, Massac, Pope, Pulaski, Union	15 hr
Jan 23, 1:29 PM CST	Dense Fog Advisory	DVN	Bureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more	20 hr
Jan 23, 1:57 PM CST	Dense Fog Advisory	LOT	Boone, Cook, DeKalb, DuPage, Ford, Grundy and 12 more	22 hr
Jan 23, 2:04 PM CST	Flood Watch	LOT	Cook, DeKalb, DuPage, Ford, Grundy, Iroquois and 7 more	4 days
Jan 23, 2:26 PM CST	Dense Fog Advisory	ILX	Cass, Champaign, Christian, Clark, Clay, Coles and 29 more	70 hr
Jan 23, 4:12 PM CST	Dense Fog Advisory	LSX	Adams, Bond, Brown, Calhoun, Clinton, Fayette and 11 more	67 hr
Jan 23, 4:18 PM CST	Dense Fog Advisory	PAH	Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more	44 hr
Jan 24, 6:58 AM CST	River Flood Warning	ILX	Cass, Fulton, Mason	26 days
Jan 24, 8:58 AM CST	River Flood Warning	ILX	Clay, Richland	8 days
Jan 24, 9:13 AM CST	River Flood Warning	ILX	Piatt	7 days
Jan 24, 9:50 AM CST	River Flood Warning	LSX	Fayette	3 days
Jan 24, 2:57 PM CST	Dense Fog Advisory	LOT	Boone, Cook, DeKalb, DuPage, Ford, Grundy and 12 more	30 hr
Jan 24, 2:59 PM CST	Marine Dense Fog Advisory	LOT		4 days
Jan 24, 3:57 PM CST	Dense Fog Advisory	DVN	Bureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more	44 hr
Jan 24, 7:38 PM CST	River Flood Warning	ILX	Cass, Mason	6 days
Jan 25, 7:09 AM CST	River Flood Warning	LOT	Iroquois	61 hr
Jan 25, 9:29 AM CST	Flash Flood Warning	LOT	Grundy, Will	39 hr
Jan 25, 10:00 AM CST	River Flood Warning	ILX	Cass, Mason, Menard	45 hr
Jan 25, 10:02 AM CST	River Flood Warning	IND	Crawford, Lawrence	13 days
Jan 25, 10:02 AM CST	River Flood Warning	IND	Crawford, Lawrence	14 days
Jan 25, 10:02 AM CST	River Flood Warning	IND	Clark, Crawford	11 days
Jan 25, 10:10 AM CST	River Flood Warning	LOT	Bureau, LaSalle, Putnam	14 days
Jan 25, 10:16 AM CST	River Flood Warning	LOT	LaSalle	5 days
Jan 25, 9:15 PM CST	River Flood Warning	LOT	Iroquois	21 days
Jan 26, 7:17 AM CST	River Flood Warning	LOT	LaSalle	50 hr
Jan 26, 7:31 AM CST	River Flood Warning	LOT	Cook	12 hr
Jan 26, 8:39 AM CST	Dense Fog Advisory	LOT	Cook, DuPage, Grundy, Kane, Kankakee, Kendall and 3 more	5 hr
Jan 26, 11:07 AM CST	River Flood Warning	ILX	Marshall, Putnam	12 days
Jan 26, 11:07 AM CST	River Flood Warning	ILX	Peoria, Tazewell, Woodford	16 days
Jan 26, 11:18 AM CST	River Flood Warning	LOT	Kankakee	70 hr
Jan 26, 12:03 PM CST	River Flood Warning	LOT	Grundy, LaSalle	72 hr
Jan 26, 12:43 PM CST	River Flood Warning	LSX	Pike, Scott	21 days
Jan 26, 12:43 PM CST	River Flood Warning	LSX	Morgan, Pike	21 days
Jan 26, 12:43 PM CST	River Flood Warning	LSX	Brown	21 days
Jan 26, 1:22 PM CST	Dense Fog Advisory	LOT	Boone, Cook, DeKalb, DuPage, Ford, Grundy and 12 more	33 hr
Jan 26, 1:24 PM CST	Dense Fog Advisory	ILX	Cass, Champaign, Christian, Coles, DeWitt, Douglas and 21 more	26 hr
Jan 26, 1:30 PM CST	Dense Fog Advisory	DVN	Bureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more	26 hr
Jan 26, 8:15 PM CST	Flash Flood Warning Considerable damage threat	LOT	Grundy, Will	4 hr
Jan 26, 9:21 PM CST	Dense Fog Advisory	LSX	Adams, Brown, Pike	15 hr
Jan 27, 11:18 AM CST	River Flood Warning	LOT	LaSalle	46 hr
Jan 27, 12:38 PM CST	River Flood Warning	PAH	Gallatin, Hardin	11 days
Jan 27, 3:45 PM CST	Small Craft Advisory	LOT		30 hr
Jan 28, 10:57 AM CST	River Flood Warning	LOT	Grundy, LaSalle	34 hr
Jan 28, 11:53 AM CST	River Flood Warning	LOT	Lake	4 days
Jan 28, 1:49 PM CST	Dense Fog Advisory	DVN	Bureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more	22 hr
Jan 28, 1:58 PM CST	Dense Fog Advisory	ILX	Fulton, Knox, Peoria, Schuyler, Stark	20 hr
Jan 28, 8:16 PM CST	River Flood Warning	ILX	Lawrence	24 hr
Jan 28, 9:04 PM CST	Dense Fog Advisory	LSX	Adams, Brown, Pike	13 hr
Jan 29, 5:12 AM CST	Dense Fog Advisory	LOT	Boone, DeKalb, LaSalle, Lee, Ogle, Winnebago	6 hr
Jan 29, 10:06 AM CST	River Flood Warning	LSX	Clinton	21 days
Jan 29, 10:20 AM CST	River Flood Warning	IND	Lawrence, Wabash	9 days
Jan 30, 8:59 AM CST	Areal Flood Advisory	LOT	Lee, Ogle	24 hr
Jan 30, 10:22 AM CST	Flood Watch	DVN	Henry, Rock Island, Whiteside	11 min
Jan 30, 10:52 AM CST	River Flood Watch	DVN	Henry, Rock Island	24 hr
Jan 30, 10:52 AM CST	River Flood Watch	DVN	Whiteside	47 hr
Jan 30, 10:52 AM CST	River Flood Warning	DVN	Henry, Rock Island, Whiteside	47 hr
Jan 30, 11:27 AM CST	River Flood Warning	PAH	Pulaski	6 days
Jan 31, 11:09 AM CST	River Flood Warning	DVN	Henry, Rock Island	24 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
Mesoscale Discussion	6
Special Weather Statement	1
Flooding
Areal Flood Warning	4
Flash Flood Warning	2
River Flood Warning	37
Flash Flood Watch	1
Flood Watch	3
River Flood Watch	4
Areal Flood Advisory	3
River Flood Advisory	2
Winter
Blizzard Warning	1
Winter Storm Warning	8
Winter Storm Watch	7
Winter Weather Advisory	20
Cold
Wind Chill Warning	5
Wind Chill Watch	2
Wind Chill Advisory	19
Wind and dust
High Wind Warning	1
Wind Advisory	4
Fog and smoke
Dense Fog Advisory	17
Marine
Gale Warning	6
Heavy Freezing Spray Warning	1
Gale Watch	2
Storm Watch	1
Marine Dense Fog Advisory	2
Small Craft Advisory	11

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 2023 2025

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.