Weather alerts in Iowa, December 2017

Weather alerts by county

Each county as a circle sized by its count in December 2017. 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, 2:48 PM CST	Wind Advisory	ARX	Allamakee, Chickasaw, Clayton, Fayette, Floyd, Howard and 2 more	51 hr
Dec 3, 3:16 PM CST	Wind Advisory	OAX	Fremont, Harrison, Mills, Monona, Montgomery, Page and 2 more	33 hr
Dec 3, 3:41 PM CST	Wind Advisory	DMX	Adair, Adams, Appanoose, Audubon, Black Hawk, Boone and 45 more	39 hr
Dec 3, 3:46 PM CST	Winter Weather Advisory	FSD	Dickinson, Lyon, Osceola	32 hr
Dec 3, 3:59 PM CST	Wind Advisory	FSD	Buena Vista, Cherokee, Clay, Dickinson, Ida, Lyon and 5 more	32 hr
Dec 4, 1:26 PM CST	Mesoscale Discussion	SPC	Lee, Van Buren	94 min
Dec 4, 3:48 PM CST	Special Weather Statement	ARX	Winneshiek	27 min
Dec 4, 4:18 PM CST	Special Weather Statement	ARX	Clayton	42 min
Dec 4, 6:26 PM CST	Special Weather Statement	DVN	Scott	79 min
Dec 4, 9:58 PM CST	Wind Advisory	DVN	Benton, Buchanan, Cedar, Clinton, Delaware, Dubuque and 13 more	20 hr
Dec 5, 4:12 AM CST	Wind Advisory	DMX	Black Hawk, Bremer, Butler, Cerro Gordo, Emmet, Franklin and 7 more	3 hr
Dec 5, 4:12 AM CST	Wind Advisory	DMX	Appanoose, Black Hawk, Bremer, Butler, Cerro Gordo, Clarke and 28 more	12 hr
Dec 11, 2:45 AM CST	Wind Advisory	OAX	Fremont, Harrison, Mills, Monona, Montgomery, Page and 2 more	15 hr
Dec 11, 2:59 AM CST	Wind Advisory	FSD	Buena Vista, Cherokee, Clay, Dickinson, Ida, Lyon and 5 more	15 hr
Dec 11, 3:24 AM CST	Wind Advisory	DMX	Adair, Adams, Audubon, Boone, Calhoun, Carroll and 18 more	15 hr
Dec 12, 2:43 PM CST	Wind Advisory	FSD	Buena Vista, Cherokee, Clay, Dickinson, Ida, Lyon and 5 more	27 hr
Dec 12, 3:05 PM CST	Wind Advisory	OAX	Fremont, Harrison, Mills, Monona, Montgomery, Page and 2 more	25 hr
Dec 12, 3:57 PM CST	Wind Advisory	DMX	Adair, Adams, Appanoose, Audubon, Black Hawk, Boone and 45 more	26 hr
Dec 13, 3:26 AM CST	Wind Advisory	DVN	Benton, Buchanan, Cedar, Clinton, Delaware, Des Moines and 13 more	17 hr
Dec 17, 3:13 AM CST	Dense Fog Advisory	FSD	Buena Vista, Cherokee, Clay, Dickinson, Ida, Lyon and 3 more	7 hr
Dec 17, 4:04 AM CST	Dense Fog Advisory	DMX	Cerro Gordo, Emmet, Franklin, Hamilton, Hancock, Hardin and 8 more	6 hr
Dec 17, 4:55 AM CST	Dense Fog Advisory	ARX	Chickasaw, Floyd, Howard, Mitchell, Winneshiek	7 hr
Dec 18, 5:04 AM CST	Dense Fog Advisory	DMX	Adair, Adams, Appanoose, Audubon, Boone, Cass and 17 more	4 hr
Dec 18, 5:04 AM CST	Dense Fog Advisory	OAX	Mills, Montgomery, Page, Pottawattamie	4 hr
Dec 18, 9:06 AM CST	Dense Fog Advisory	DMX	Adair, Adams, Cass, Clarke, Decatur, Madison and 3 more	34 min
Dec 21, 3:54 AM CST	Winter Weather Advisory	DMX	Adair, Audubon, Boone, Butler, Calhoun, Carroll and 23 more	19 hr
Dec 21, 4:03 AM CST	Winter Weather Advisory	OAX	Fremont, Harrison, Mills, Monona, Pottawattamie, Shelby	19 hr
Dec 21, 9:48 AM CST	Winter Weather Advisory	FSD	Buena Vista, Cherokee, Clay, Dickinson, Ida, Lyon and 5 more	13 hr
Dec 23, 3:20 AM CST	Winter Weather Advisory	DVN	Cedar, Clinton, Des Moines, Henry, Iowa, Jefferson and 8 more	39 hr
Dec 23, 3:40 AM CST	Winter Weather Advisory	OAX	Fremont, Mills, Montgomery, Page, Pottawattamie	26 hr
Dec 23, 3:58 AM CST	Winter Weather Advisory	DMX	Adair, Adams, Appanoose, Cass, Clarke, Davis and 12 more	32 hr
Dec 24, 10:16 AM CST	Special Weather Statement	DVN	Benton, Buchanan, Delaware, Dubuque, Jackson, Jones and 1 more	3 hr
Dec 24, 1:31 PM CST	Special Weather Statement	DVN	Cedar, Clinton, Jackson, Jones, Louisa, Muscatine and 1 more	3 hr
Dec 24, 2:07 PM CST	Wind Chill Advisory	ARX	Allamakee, Chickasaw, Clayton, Fayette, Floyd, Howard and 2 more	70 hr
Dec 25, 3:19 AM CST	Wind Chill Advisory	DVN	Benton, Buchanan, Delaware, Dubuque, Jackson, Jones and 1 more	31 hr
Dec 25, 4:18 AM CST	Wind Chill Advisory	DMX	Black Hawk, Boone, Bremer, Butler, Calhoun, Carroll and 21 more	32 hr
Dec 25, 4:29 AM CST	Wind Chill Advisory	FSD	Buena Vista, Cherokee, Clay, Dickinson, Ida, Lyon and 4 more	32 hr
Dec 26, 1:25 PM CST	Wind Chill Advisory	DVN	Benton, Buchanan, Cedar, Clinton, Delaware, Des Moines and 15 more	22 hr
Dec 26, 1:53 PM CST	Wind Chill Advisory	DMX	Adair, Adams, Appanoose, Audubon, Black Hawk, Boone and 45 more	20 hr
Dec 26, 2:05 PM CST	Wind Chill Advisory	OAX	Fremont, Harrison, Mills, Monona, Montgomery, Page and 2 more	20 hr
Dec 26, 2:31 PM CST	Wind Chill Advisory	FSD	Buena Vista, Cherokee, Clay, Dickinson, Ida, Lyon and 5 more	20 hr
Dec 28, 3:15 PM CST	Winter Weather Advisory	DVN	Benton, Buchanan, Cedar, Clinton, Delaware, Des Moines and 12 more	29 hr
Dec 28, 3:25 PM CST	Winter Weather Advisory	DMX	Adair, Adams, Black Hawk, Boone, Bremer, Butler and 31 more	30 hr
Dec 28, 4:56 PM CST	Winter Weather Advisory	ARX	Chickasaw, Fayette, Floyd	25 hr
Dec 29, 2:18 AM CST	Winter Weather Advisory	FSD	Buena Vista, Cherokee, Clay, Dickinson, Lyon, O'Brien and 2 more	14 hr
Dec 29, 3:24 AM CST	Winter Storm Warning	DVN	Benton, Cedar, Clinton, Iowa, Johnson, Jones and 3 more	17 hr
Dec 29, 3:40 AM CST	Winter Weather Advisory	DMX	Cerro Gordo, Emmet, Franklin, Hamilton, Hancock, Hardin and 9 more	14 hr
Dec 29, 2:50 PM CST	Wind Chill Watch	OAX	Fremont, Harrison, Mills, Monona, Montgomery, Page and 2 more	13 hr
Dec 29, 2:50 PM CST	Wind Chill Advisory	OAX	Fremont, Harrison, Mills, Monona, Montgomery, Page and 2 more	21 hr
Dec 29, 3:11 PM CST	Wind Chill Advisory	DVN	Benton, Buchanan, Cedar, Clinton, Delaware, Des Moines and 15 more	54 hr
Dec 29, 3:26 PM CST	Wind Chill Advisory	ARX	Allamakee, Chickasaw, Clayton, Fayette, Floyd, Howard and 2 more	69 hr
Dec 29, 3:50 PM CST	Wind Chill Warning	DMX	Adair, Adams, Appanoose, Audubon, Black Hawk, Boone and 45 more	4 days
Dec 29, 3:50 PM CST	Wind Chill Advisory	DMX	Adair, Adams, Appanoose, Audubon, Boone, Carroll and 25 more	38 hr
Dec 29, 3:50 PM CST	Wind Chill Warning	FSD	Buena Vista, Clay, Dickinson, Osceola	20 hr
Dec 29, 3:50 PM CST	Wind Chill Advisory	FSD	Buena Vista, Cherokee, Clay, Dickinson, Ida, Lyon and 5 more	32 hr
Dec 29, 6:06 PM CST	Winter Weather Advisory	DMX	Boone, Jasper, Marshall	114 min
Dec 29, 8:14 PM CST	Winter Storm Warning	DVN	Cedar, Clinton, Jones, Muscatine, Scott	106 min
Dec 29, 8:14 PM CST	Winter Weather Advisory	DVN	Des Moines, Dubuque, Jackson, Louisa	106 min
Dec 30, 2:59 AM CST	Wind Chill Warning	FSD	Buena Vista, Cherokee, Clay, Dickinson, Ida, Lyon and 5 more	57 hr
Dec 30, 3:55 AM CST	Wind Chill Warning	OAX	Harrison, Monona, Pottawattamie, Shelby	56 hr
Dec 30, 3:55 AM CST	Wind Chill Advisory	OAX	Fremont, Mills, Montgomery, Page	42 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	1
Special Weather Statement	5
Winter
Winter Storm Warning	2
Winter Weather Advisory	14
Cold
Wind Chill Warning	4
Wind Chill Watch	1
Wind Chill Advisory	14
Wind and dust
Wind Advisory	14
Fog and smoke
Dense Fog Advisory	6

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 2016 2018

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.