Weather alerts in Illinois, November 2009

56 weather alerts in November 2009, 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 November 2009. Tap one for its archive.

Alerts: 56
Warnings: 23
Watches: 5
Advisories: 28
Busiest day: November 17, 200912 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
Oct 31, 9:23 PM CDT	River Flood Warning	ILX	Marshall, Putnam	7 days
Nov 1, 8:15 AM CST	River Flood Warning	ILX	Sangamon	25 hr
Nov 1, 11:56 AM CST	River Flood Warning	ILX	Menard	4 days
Nov 1, 1:43 PM CST	River Flood Advisory	LOT	Grundy	31 hr
Nov 1, 8:02 PM CST	River Flood Advisory	LOT	Kane, McHenry	17 hr
Nov 1, 8:02 PM CST	River Flood Advisory	LOT	Kane, Kendall	17 hr
Nov 2, 4:54 AM CST	River Flood Advisory	IND	Wabash	36 hr
Nov 2, 4:54 AM CST	River Flood Advisory	IND	Wabash	36 hr
Nov 2, 10:22 AM CST	River Flood Warning	DVN	Hancock, Henderson	43 hr
Nov 2, 10:22 AM CST	River Flood Warning	DVN	Hancock	21 hr
Nov 2, 4:03 PM CST	Small Craft Advisory	LOT		22 hr
Nov 4, 4:04 AM CST	Small Craft Advisory	LOT		36 hr
Nov 4, 3:29 PM CST	Freeze Warning	LSX	Adams, Brown, Pike	17 hr
Nov 4, 3:38 PM CST	Gale Watch	LOT		23 hr
Nov 5, 2:30 PM CST	Gale Warning	LOT		40 hr
Nov 5, 2:30 PM CST	Small Craft Advisory	LOT		46 hr
Nov 12, 3:58 PM CST	Small Craft Advisory	LOT		30 hr
Nov 15, 3:29 AM CST	Small Craft Advisory	LOT		3 days
Nov 15, 2:02 PM CST	Flood Watch	LSX	Adams, Brown, Calhoun, Greene, Jersey, Macoupin and 5 more	37 hr
Nov 15, 2:25 PM CST	Flood Watch	ILX	Cass, Fulton, Logan, Mason, Menard, Morgan and 3 more	45 hr
Nov 15, 8:19 PM CST	Areal Flood Warning	LSX	Calhoun, Greene, Jersey	12 hr
Nov 16, 4:01 AM CST	Flood Watch	DVN	Hancock, Henderson, McDonough, Warren	33 hr
Nov 16, 9:35 AM CST	River Flood Warning	LSX	Brown	6 days
Nov 16, 7:27 PM CST	Areal Flood Advisory	LSX	Adams, Brown, Calhoun, Greene, Jersey, Macoupin and 4 more	7 hr
Nov 16, 7:59 PM CST	River Flood Warning	DVN	Hancock, McDonough	4 days
Nov 16, 9:09 PM CST	River Flood Warning	LSX	Jersey	6 days
Nov 17, 8:15 AM CST	River Flood Warning	ILX	Piatt	5 days
Nov 17, 10:40 AM CST	River Flood Advisory	IND	Clark, Crawford	60 hr
Nov 17, 10:40 AM CST	River Flood Advisory	IND	Crawford, Lawrence	3 days
Nov 17, 10:40 AM CST	River Flood Advisory	IND	Crawford, Lawrence	3 days
Nov 17, 10:40 AM CST	River Flood Advisory	IND	Lawrence, Wabash	3 days
Nov 17, 10:40 AM CST	River Flood Advisory	IND	Edwards, Gallatin, Wabash, White	3 days
Nov 17, 2:03 PM CST	River Flood Warning	LSX	Calhoun	70 hr
Nov 17, 2:03 PM CST	River Flood Warning	LSX	Madison	5 days
Nov 17, 2:03 PM CST	River Flood Warning	LSX	Randolph	7 days
Nov 17, 7:59 PM CST	River Flood Warning	ILX	Cass, Mason	9 days
Nov 18, 7:21 PM CST	River Flood Warning	ILX	Sangamon	39 hr
Nov 19, 6:28 AM CST	River Flood Warning	PAH	Alexander, Jackson, Union	5 days
Nov 19, 6:28 AM CST	River Flood Warning	PAH	Alexander	53 hr
Nov 19, 1:24 PM CST	River Flood Warning	ILX	Clay, Richland	46 hr
Nov 19, 6:40 PM CST	River Flood Warning	ILX	Cass, Mason, Menard	4 days
Nov 20, 2:24 AM CST	River Flood Warning	ILX	Menard	3 days
Nov 20, 5:39 AM CST	Dense Fog Advisory	ILX	Cass, Champaign, Christian, Clark, Clay, Coles and 26 more	3 hr
Nov 20, 9:28 PM CST	Dense Fog Advisory	DVN	Bureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more	13 hr
Nov 20, 9:38 PM CST	Dense Fog Advisory	LOT	Ford, Grundy, Kankakee, LaSalle, Lee, Livingston and 1 more	10 hr
Nov 20, 9:49 PM CST	Dense Fog Advisory	ILX	Fulton, Knox, McLean, Marshall, Mason, Peoria and 4 more	11 hr
Nov 23, 7:07 AM CST	Dense Fog Advisory	LOT	Boone, DeKalb, Grundy, Kane, Kendall, LaSalle and 5 more	3 hr
Nov 23, 9:40 PM CST	Dense Fog Advisory	LOT	Boone, DeKalb, DuPage, Ford, Grundy, Iroquois and 10 more	11 hr
Nov 24, 3:56 AM CST	Dense Fog Advisory	DVN	Bureau, Carroll, Henry, Jo Daviess, Putnam, Rock Island and 2 more	5 hr
Nov 25, 2:58 PM CST	Small Craft Advisory	LOT		48 hr
Nov 26, 8:06 PM CST	River Flood Watch	MKX	Lake	13 hr
Nov 27, 4:10 AM CST	Small Craft Advisory	LOT		6 hr
Nov 29, 3:59 AM CST	Small Craft Advisory	LOT		10 hr
Nov 29, 5:38 PM CST	Small Craft Advisory	LOT		12 hr
Nov 30, 4:27 AM CST	Small Craft Advisory	LOT		23 hr
Nov 30, 9:41 AM CST	Gale Warning	LOT		17 hr

By product

Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.

Product	Alerts
Flooding
Areal Flood Warning	1
River Flood Warning	19
Flood Watch	3
River Flood Watch	1
Areal Flood Advisory	1
River Flood Advisory	10
Cold
Freeze Warning	1
Fog and smoke
Dense Fog Advisory	7
Marine
Gale Warning	2
Gale Watch	1
Small Craft Advisory	10

By county

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

42 more counties

Nearby

Alerts in force now Tornadoes on record The radar archive 2008 2010

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.