Weather alerts in Iowa, December 2010

Weather alerts by county

Each county as a circle sized by its count in December 2010. 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 2, 3:21 AM CST	Winter Storm Watch	ARX	Allamakee, Chickasaw, Clayton, Fayette, Floyd, Howard and 2 more	24 hr
Dec 2, 3:54 AM CST	Winter Storm Watch	DVN	Buchanan, Clinton, Delaware, Dubuque, Jackson, Jones and 1 more	24 hr
Dec 2, 4:22 AM CST	Winter Storm Watch	DMX	Black Hawk, Bremer, Butler, Cerro Gordo, Franklin, Hancock and 3 more	24 hr
Dec 3, 3:36 AM CST	Winter Weather Advisory	DVN	Benton, Buchanan, Cedar, Clinton, Delaware, Des Moines and 12 more	38 hr
Dec 3, 3:48 AM CST	Winter Storm Warning	ARX	Allamakee, Chickasaw, Clayton, Fayette, Floyd, Howard and 2 more	38 hr
Dec 3, 4:02 AM CST	Winter Weather Advisory	DMX	Black Hawk, Bremer, Butler, Cerro Gordo, Emmet, Franklin and 14 more	29 hr
Dec 3, 10:13 AM CST	Mesoscale Discussion	SPC	Black Hawk, Bremer, Butler, Cerro Gordo, Chickasaw, Fayette and 6 more	4 hr
Dec 3, 10:20 AM CST	Winter Storm Warning	DMX	Cerro Gordo, Emmet, Hancock, Kossuth, Winnebago, Worth	18 hr
Dec 3, 5:50 PM CST	Mesoscale Discussion	SPC	Allamakee, Chickasaw, Clayton, Delaware, Dubuque, Fayette and 4 more	5 hr
Dec 9, 3:35 PM CST	Winter Storm Watch	FSD	Clay, Dickinson	13 hr
Dec 9, 3:36 PM CST	Winter Storm Watch	DMX	Bremer, Butler, Cerro Gordo, Emmet, Franklin, Hancock and 7 more	13 hr
Dec 9, 3:50 PM CST	Winter Storm Watch	ARX	Allamakee, Chickasaw, Clayton, Fayette, Floyd, Howard and 2 more	24 hr
Dec 10, 4:16 AM CST	Winter Storm Warning	ARX	Allamakee, Clayton	54 hr
Dec 10, 4:24 AM CST	Blizzard Watch	DMX	Bremer, Butler, Cerro Gordo, Emmet, Franklin, Hancock and 7 more	11 hr
Dec 10, 4:27 AM CST	Blizzard Watch	FSD	Buena Vista, Cherokee, Clay, Dickinson, O'Brien, Osceola	8 hr
Dec 10, 4:27 AM CST	Winter Weather Advisory	FSD	Cherokee, Ida, Lyon, Plymouth, Sioux, Woodbury	18 hr
Dec 10, 12:28 PM CST	Blizzard Warning	FSD	Buena Vista, Cherokee, Clay, Dickinson, Ida, Lyon and 5 more	39 hr
Dec 10, 3:07 PM CST	Blizzard Watch	DVN	Benton, Buchanan, Cedar, Clinton, Delaware, Des Moines and 15 more	21 hr
Dec 10, 3:15 PM CST	Wind Advisory	OAX	Fremont, Harrison, Mills, Monona, Montgomery, Page and 2 more	33 hr
Dec 10, 3:45 PM CST	Blizzard Warning	DMX	Adair, Adams, Appanoose, Audubon, Black Hawk, Boone and 45 more	41 hr
Dec 10, 3:45 PM CST	Winter Weather Advisory	DMX	Black Hawk, Bremer, Butler, Cerro Gordo, Emmet, Hancock and 3 more	12 hr
Dec 10, 3:45 PM CST	Winter Weather Advisory	DMX	Adair, Adams, Appanoose, Audubon, Boone, Calhoun and 31 more	24 hr
Dec 10, 3:57 PM CST	Winter Weather Advisory	ARX	Allamakee, Chickasaw, Clayton, Fayette, Floyd, Howard and 2 more	26 hr
Dec 10, 4:40 PM CST	Mesoscale Discussion	SPC	Allamakee, Howard, Mitchell, Winnebago, Winneshiek, Worth	4 hr
Dec 10, 10:08 PM CST	Blizzard Warning	OAX	Fremont, Harrison, Mills, Monona, Montgomery, Page and 2 more	30 hr
Dec 10, 10:08 PM CST	Winter Weather Advisory	OAX	Fremont, Harrison, Mills, Monona, Montgomery, Page and 2 more	26 hr
Dec 10, 11:08 PM CST	Blizzard Warning	ARX	Allamakee, Chickasaw, Clayton, Fayette, Floyd, Howard and 2 more	35 hr
Dec 11, 3:46 AM CST	Blizzard Warning	DVN	Benton, Buchanan, Cedar, Clinton, Delaware, Des Moines and 15 more	32 hr
Dec 11, 9:56 AM CST	Mesoscale Discussion	SPC	Clay, Dickinson, Emmet, Kossuth, Palo Alto, Winnebago and 1 more	5 hr
Dec 11, 1:46 PM CST	Mesoscale Discussion	SPC	Allamakee, Cerro Gordo, Chickasaw, Floyd, Howard, Mitchell and 2 more	6 hr
Dec 11, 3:12 PM CST	Wind Chill Warning	FSD	Clay, Dickinson, Osceola	24 hr
Dec 11, 3:12 PM CST	Wind Chill Advisory	FSD	Buena Vista, Cherokee, Ida, Lyon, O'Brien, Plymouth and 2 more	21 hr
Dec 11, 3:42 PM CST	Wind Chill Advisory	OAX	Fremont, Harrison, Mills, Monona, Montgomery, Page and 2 more	20 hr
Dec 11, 6:49 PM CST	Mesoscale Discussion	SPC	Allamakee, Bremer, Chickasaw, Clayton, Fayette, Howard and 1 more	5 hr
Dec 12, 9:12 AM CST	Wind Chill Advisory	DMX	Adair, Audubon, Black Hawk, Boone, Bremer, Butler and 24 more	27 hr
Dec 12, 10:01 AM CST	Wind Chill Advisory	ARX	Allamakee, Chickasaw, Clayton, Fayette, Floyd, Howard and 2 more	25 hr
Dec 12, 2:45 PM CST	Wind Chill Advisory	DVN	Benton, Buchanan, Cedar, Clinton, Delaware, Des Moines and 15 more	19 hr
Dec 12, 2:48 PM CST	Wind Chill Advisory	FSD	Clay, Dickinson, Osceola	9 hr
Dec 12, 2:56 PM CST	Wind Chill Advisory	DMX	Adams, Appanoose, Clarke, Davis, Decatur, Jasper and 15 more	18 hr
Dec 15, 3:17 AM CST	Winter Weather Advisory	ARX	Allamakee, Chickasaw, Clayton, Fayette, Floyd, Howard and 2 more	36 hr
Dec 15, 3:23 AM CST	Winter Weather Advisory	DVN	Benton, Buchanan, Cedar, Clinton, Delaware, Dubuque and 10 more	39 hr
Dec 15, 3:50 AM CST	Winter Weather Advisory	DMX	Black Hawk, Bremer, Butler, Cerro Gordo, Franklin, Grundy and 7 more	26 hr
Dec 15, 3:06 PM CST	Winter Weather Advisory	OAX	Harrison, Monona, Pottawattamie, Shelby	7 hr
Dec 19, 3:22 PM CST	Winter Weather Advisory	DVN	Benton, Buchanan, Cedar, Clinton, Delaware, Des Moines and 15 more	43 hr
Dec 19, 3:29 PM CST	Winter Weather Advisory	DMX	Black Hawk, Bremer, Butler, Cerro Gordo, Emmet, Franklin and 4 more	36 hr
Dec 19, 3:42 PM CST	Winter Weather Advisory	ARX	Allamakee, Chickasaw, Clayton, Fayette, Floyd, Howard and 2 more	44 hr
Dec 22, 2:18 PM CST	Winter Weather Advisory	FSD	Buena Vista, Cherokee, Clay, Dickinson, Ida, Lyon and 5 more	49 hr
Dec 23, 1:42 AM CST	Dense Fog Advisory	DVN	Benton, Buchanan, Clinton, Delaware, Dubuque, Jackson and 2 more	9 hr
Dec 23, 3:32 AM CST	Winter Weather Advisory	ARX	Allamakee, Chickasaw, Clayton, Fayette, Floyd, Howard and 2 more	38 hr
Dec 23, 3:32 AM CST	Winter Weather Advisory	DMX	Adair, Adams, Appanoose, Audubon, Black Hawk, Boone and 45 more	38 hr
Dec 23, 4:10 AM CST	Winter Weather Advisory	OAX	Fremont, Harrison, Mills, Monona, Montgomery, Page and 2 more	36 hr
Dec 23, 4:38 AM CST	Winter Weather Advisory	DVN	Benton, Buchanan, Cedar, Clinton, Delaware, Des Moines and 15 more	43 hr
Dec 24, 6:24 AM CST	Winter Storm Warning	ARX	Chickasaw, Clayton, Fayette, Floyd, Mitchell	12 hr
Dec 24, 6:38 AM CST	Winter Storm Warning	DMX	Black Hawk, Bremer, Butler, Cerro Gordo, Franklin, Grundy and 8 more	11 hr
Dec 24, 6:48 AM CST	Winter Storm Warning	DVN	Benton, Buchanan, Cedar, Clinton, Delaware, Dubuque and 3 more	11 hr
Dec 26, 10:33 PM CST	Dense Fog Advisory	DVN	Benton, Buchanan, Cedar, Clinton, Delaware, Des Moines and 15 more	12 hr
Dec 26, 10:40 PM CST	Dense Fog Advisory	DMX	Adair, Adams, Appanoose, Black Hawk, Boone, Bremer and 36 more	10 hr
Dec 28, 10:12 PM CST	Dense Fog Advisory	DVN	Benton, Buchanan, Cedar, Clinton, Delaware, Dubuque and 6 more	7 hr
Dec 29, 3:41 AM CST	Winter Storm Watch	FSD	Buena Vista, Cherokee, Clay, Dickinson, Ida, Lyon and 5 more	36 hr
Dec 29, 11:04 AM CST	Dense Fog Advisory	ARX	Allamakee, Chickasaw, Clayton, Fayette, Floyd, Howard and 2 more	39 hr
Dec 29, 11:12 AM CST	Dense Fog Advisory	DMX	Adair, Adams, Appanoose, Audubon, Black Hawk, Boone and 45 more	32 hr
Dec 29, 11:28 AM CST	Dense Fog Advisory	DVN	Benton, Buchanan, Cedar, Clinton, Delaware, Des Moines and 15 more	51 hr
Dec 29, 3:07 PM CST	Dense Fog Advisory	FSD	Buena Vista, Cherokee, Clay, Dickinson, Ida, Lyon and 5 more	24 hr
Dec 29, 3:27 PM CST	Winter Storm Warning	FSD	Lyon, Sioux	69 hr
Dec 29, 3:49 PM CST	Winter Storm Watch	DMX	Adams, Audubon, Calhoun, Carroll, Cass, Crawford and 13 more	23 hr
Dec 29, 3:52 PM CST	Winter Storm Watch	OAX	Fremont, Harrison, Mills, Monona, Montgomery, Page and 2 more	24 hr
Dec 29, 5:30 PM CST	Dense Fog Advisory	OAX	Harrison, Mills, Monona, Montgomery, Pottawattamie, Shelby	9 hr
Dec 30, 3:07 PM CST	Winter Weather Advisory	DMX	Adair, Adams, Appanoose, Audubon, Black Hawk, Boone and 45 more	22 hr
Dec 30, 3:13 PM CST	Winter Weather Advisory	ARX	Allamakee, Chickasaw, Fayette, Floyd, Howard, Mitchell and 1 more	24 hr
Dec 30, 3:37 PM CST	Winter Weather Advisory	OAX	Fremont, Harrison, Mills, Monona, Montgomery, Page and 2 more	21 hr
Dec 30, 3:45 PM CST	Winter Weather Advisory	FSD	Buena Vista, Cherokee, Clay, Dickinson, Ida, Lyon and 5 more	44 hr
Dec 31, 9:08 AM CST	Winter Weather Advisory	DVN	Benton, Buchanan, Delaware, Iowa, Jefferson, Johnson and 3 more	3 hr
Dec 31, 9:29 AM CST	Mesoscale Discussion	SPC	Adair, Adams, Appanoose, Audubon, Benton, Black Hawk and 53 more	5 hr
Dec 31, 11:22 AM CST	Mesoscale Discussion	SPC	Lyon, Sioux	5 hr
Dec 31, 12:50 PM CST	Winter Weather Advisory	DMX	Black Hawk, Boone, Bremer, Butler, Calhoun, Carroll and 21 more	3 hr
Dec 31, 2:47 PM CST	Dense Fog Advisory	DVN	Clinton, Dubuque, Jackson	5 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	8
Winter
Blizzard Warning	5
Winter Storm Warning	7
Blizzard Watch	3
Winter Storm Watch	9
Winter Weather Advisory	25
Cold
Wind Chill Warning	1
Wind Chill Advisory	7
Wind and dust
Wind Advisory	1
Fog and smoke
Dense Fog Advisory	10

By county

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

59 more counties

Nearby

Alerts in force now Tornadoes on record 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.