Alert archive / Iowa / 2015

Weather alerts in Iowa, December 2015

130 weather alerts in December 2015, 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 December 2015. Tap one for its archive.

Alerts: 130
Warnings: 81
Watches: 9
Advisories: 26
Busiest day: December 14, 201538 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
Dec 1, 3:46 AM CST	Winter Weather Advisory	FSD	Lyon	11 hr
Dec 1, 7:31 AM CST	River Flood Warning	DVN	Iowa	58 hr
Dec 2, 3:45 AM CST	Special Weather Statement	DVN	Benton, Buchanan, Cedar, Clinton, Delaware, Dubuque and 10 more	75 min
Dec 6, 5:52 AM CST	Dense Fog Advisory	FSD	Buena Vista, Cherokee, Clay, Dickinson, Ida, O'Brien and 4 more	6 hr
Dec 6, 7:49 PM CST	Dense Fog Advisory	FSD	Buena Vista, Cherokee, Clay, Dickinson, Ida, Lyon and 5 more	7 hr
Dec 6, 8:12 PM CST	Dense Fog Advisory	DMX	Adair, Adams, Audubon, Boone, Calhoun, Carroll and 25 more	15 hr
Dec 6, 8:12 PM CST	Dense Fog Advisory	OAX	Fremont, Harrison, Mills, Monona, Montgomery, Page and 2 more	11 hr
Dec 6, 9:33 PM CST	Dense Fog Advisory	DVN	Cedar, Clinton, Des Moines, Dubuque, Jackson, Jones and 4 more	17 hr
Dec 10, 12:52 PM CST	Wind Advisory	DVN	Benton, Buchanan, Cedar, Clinton, Delaware, Dubuque and 10 more	4 hr
Dec 11, 9:44 PM CST	Dense Fog Advisory	DMX	Appanoose, Black Hawk, Bremer, Clarke, Davis, Decatur and 16 more	18 hr
Dec 11, 9:53 PM CST	Dense Fog Advisory	DVN	Benton, Buchanan, Cedar, Clinton, Delaware, Des Moines and 15 more	14 hr
Dec 12, 5:00 AM CST	Dense Fog Advisory	ARX	Allamakee, Clayton, Fayette, Winneshiek	7 hr
Dec 12, 4:10 PM CST	Dense Fog Advisory	DMX	Boone, Clarke, Dallas, Decatur, Jasper, Lucas and 9 more	12 hr
Dec 12, 5:42 PM CST	Mesoscale Discussion	SPC	Fremont, Page	2 hr
Dec 12, 7:48 PM CST	Special Weather Statement	OAX	Montgomery	27 min
Dec 12, 8:15 PM CST	River Flood Watch	ARX	Floyd	38 hr
Dec 13, 2:13 AM CST	Flash Flood Warning	DMX	Black Hawk, Grundy, Hardin, Marshall, Story, Tama	6 hr
Dec 13, 3:08 AM CST	Areal Flood Advisory	ARX	Allamakee, Clayton, Fayette, Winneshiek	4 hr
Dec 13, 4:07 AM CST	Flood Watch	ARX	Allamakee, Clayton, Fayette, Winneshiek	32 hr
Dec 13, 7:47 AM CST	Flood Watch	DMX	Black Hawk, Dallas, Grundy, Marshall, Polk, Story and 1 more	25 hr
Dec 13, 8:11 AM CST	River Flood Warning	OAX	Pottawattamie	58 hr
Dec 13, 8:11 AM CST	River Flood Warning	OAX	Fremont	3 days
Dec 13, 8:11 AM CST	River Flood Warning	OAX	Fremont	5 days
Dec 13, 8:11 AM CST	River Flood Warning	OAX	Montgomery	3 days
Dec 13, 9:24 AM CST	River Flood Warning	OAX	Fremont	4 days
Dec 13, 10:54 AM CST	River Flood Warning	ARX	Clayton	71 hr
Dec 13, 1:03 PM CST	River Flood Warning	DMX	Black Hawk	5 days
Dec 13, 1:03 PM CST	River Flood Warning	DMX	Polk	12 days
Dec 13, 1:03 PM CST	River Flood Warning	DMX	Davis, Wapello	66 hr
Dec 13, 1:03 PM CST	River Flood Warning	DMX	Polk	9 days
Dec 13, 1:03 PM CST	River Flood Warning	DMX	Dallas, Greene	8 days
Dec 13, 1:03 PM CST	River Flood Warning	DMX	Black Hawk	7 days
Dec 13, 1:47 PM CST	River Flood Warning	DVN	Iowa	18 days
Dec 13, 7:28 PM CST	River Flood Warning	ARX	Clayton	67 hr
Dec 13, 9:18 PM CST	River Flood Warning	DVN	Keokuk	6 days
Dec 13, 9:26 PM CST	River Flood Warning	DMX	Mahaska, Wapello	12 days
Dec 13, 9:27 PM CST	River Flood Warning	DMX	Dallas, Polk	6 days
Dec 13, 9:27 PM CST	River Flood Warning	DMX	Polk	6 days
Dec 13, 9:29 PM CST	River Flood Warning	DMX	Madison, Warren	47 hr
Dec 14, 1:09 AM CST	River Flood Warning	DVN	Johnson, Washington	5 days
Dec 14, 1:47 AM CST	River Flood Warning	OAX	Fremont	4 days
Dec 14, 7:09 AM CST	River Flood Warning	DVN	Van Buren	68 hr
Dec 14, 7:12 AM CST	Wind Advisory	FSD	Buena Vista, Cherokee, Clay, Dickinson, Ida, O'Brien and 1 more	4 hr
Dec 14, 7:25 AM CST	Wind Advisory	DMX	Calhoun, Cerro Gordo, Emmet, Hancock, Humboldt, Kossuth and 5 more	5 hr
Dec 14, 7:35 AM CST	Areal Flood Warning	DMX	Boone, Hamilton, Hardin, Story	24 hr
Dec 14, 8:17 AM CST	River Flood Warning	OAX	Page	24 hr
Dec 14, 8:34 AM CST	River Flood Warning	DVN	Lee	4 days
Dec 14, 8:36 AM CST	River Flood Warning	OAX	Fremont	70 hr
Dec 14, 8:38 AM CST	River Flood Warning	OAX	Harrison	44 hr
Dec 14, 8:45 AM CST	River Flood Warning	DMX	Polk, Story	56 hr
Dec 14, 8:47 AM CST	River Flood Warning	DMX	Story	34 hr
Dec 14, 9:05 AM CST	River Flood Warning	FSD	Clay	5 days
Dec 14, 9:05 AM CST	River Flood Warning	FSD	Buena Vista, Clay	9 days
Dec 14, 9:07 AM CST	River Flood Warning	DVN	Clinton, Scott	13 days
Dec 14, 9:28 AM CST	River Flood Warning	DVN	Cedar, Louisa, Muscatine	11 days
Dec 14, 9:44 AM CST	River Flood Warning	DVN	Louisa	11 days
Dec 14, 9:44 AM CST	River Flood Warning	DVN	Louisa	14 days
Dec 14, 9:44 AM CST	River Flood Warning	DVN	Louisa	13 days
Dec 14, 9:59 AM CST	River Flood Warning	DMX	Polk	31 hr
Dec 14, 9:59 AM CST	River Flood Warning	OAX	Mills	3 days
Dec 14, 11:06 AM CST	Areal Flood Warning	DMX	Calhoun, Carroll, Crawford, Sac	24 hr
Dec 14, 11:32 AM CST	River Flood Warning	DMX	Story	42 hr
Dec 14, 11:32 AM CST	River Flood Warning	DMX	Jasper, Marion, Polk	4 days
Dec 14, 11:39 AM CST	River Flood Warning	DMX	Marshall	4 days
Dec 14, 12:30 PM CST	Areal Flood Warning	DMX	Grundy, Hardin, Marshall, Story	24 hr
Dec 14, 1:20 PM CST	River Flood Warning	DMX	Webster	5 days
Dec 14, 1:20 PM CST	River Flood Warning	DMX	Boone, Hamilton, Webster	3 days
Dec 14, 2:13 PM CST	River Flood Warning	DMX	Greene	5 days
Dec 14, 2:13 PM CST	River Flood Warning	DMX	Madison, Warren	3 days
Dec 14, 2:27 PM CST	Areal Flood Warning	DMX	Marion, Warren	24 hr
Dec 14, 2:39 PM CST	River Flood Warning	DMX	Black Hawk	5 days
Dec 15, 5:12 AM CST	River Flood Warning	FSD	Clay, Dickinson	56 hr
Dec 15, 7:34 AM CST	Areal Flood Warning	DMX	Hardin	24 hr
Dec 15, 11:05 AM CST	River Flood Warning	DVN	Des Moines, Louisa	15 days
Dec 15, 11:05 AM CST	River Flood Warning	DVN	Des Moines	17 days
Dec 15, 11:05 AM CST	River Flood Warning	DVN	Des Moines, Lee	17 days
Dec 15, 11:23 AM CST	River Flood Warning	DVN	Johnson, Louisa, Washington	5 days
Dec 15, 12:06 PM CST	River Flood Warning	DVN	Buchanan, Linn	49 hr
Dec 15, 12:06 PM CST	River Flood Warning	DVN	Cedar, Jones, Linn	8 days
Dec 15, 2:57 PM CST	River Flood Warning	DVN	Louisa	14 days
Dec 18, 12:37 PM CST	River Flood Warning	DMX	Davis, Wapello	62 hr
Dec 21, 4:30 AM CST	Dense Fog Advisory	ARX	Allamakee, Clayton, Fayette, Winneshiek	6 hr
Dec 21, 9:48 AM CST	River Flood Warning	DMX	Davis, Wapello	4 days
Dec 21, 10:21 AM CST	River Flood Warning	DVN	Des Moines, Henry, Lee	3 days
Dec 21, 10:21 AM CST	River Flood Warning	DVN	Lee	5 days
Dec 21, 8:59 PM CST	Dense Fog Advisory	ARX	Allamakee, Chickasaw, Clayton, Fayette, Floyd, Howard and 2 more	7 hr
Dec 23, 10:51 AM CST	River Flood Warning	DVN	Louisa, Muscatine	6 days
Dec 23, 10:51 AM CST	River Flood Warning	DVN	Lee	7 days
Dec 23, 12:42 PM CST	Mesoscale Discussion	SPC	Davis, Des Moines, Henry, Jefferson, Keokuk, Lee and 5 more	2 hr
Dec 23, 1:55 PM CST	Tornado Watch	SPC	Appanoose, Cedar, Clinton, Davis, Des Moines, Henry and 12 more	4 hr
Dec 23, 2:23 PM CST	Wind Advisory	DVN	Clinton, Jackson, Scott	9 hr
Dec 23, 2:43 PM CST	Special Weather Statement	DMX	Monroe	32 min
Dec 23, 2:53 PM CST	Severe Thunderstorm Warning	DVN	Lee	52 min
Dec 23, 3:19 PM CST	Special Weather Statement	DVN	Henry	26 min
Dec 23, 3:24 PM CST	Mesoscale Discussion	SPC	Appanoose, Cedar, Clinton, Davis, Des Moines, Henry and 13 more	96 min
Dec 23, 3:25 PM CST	Severe Thunderstorm Warning	DVN	Henry, Jefferson, Washington	35 min
Dec 23, 3:35 PM CST	Severe Thunderstorm Warning	DVN	Des Moines, Lee	40 min
Dec 23, 3:43 PM CST	Special Weather Statement	DVN	Louisa	47 min
Dec 23, 3:50 PM CST	Special Weather Statement	ARX	Allamakee	40 min
Dec 23, 4:09 PM CST	Special Weather Statement	DVN	Louisa, Muscatine	36 min
Dec 23, 4:45 PM CST	Tornado Warning	DVN	Clinton, Scott	30 min
Dec 24, 3:27 AM CST	Winter Weather Advisory	DMX	Adair, Audubon, Black Hawk, Boone, Bremer, Butler and 21 more	15 hr
Dec 24, 3:50 AM CST	Winter Weather Advisory	OAX	Harrison, Mills, Monona, Pottawattamie, Shelby	10 hr
Dec 24, 3:47 PM CST	Winter Storm Warning	FSD	Lyon, Sioux	50 hr
Dec 24, 3:47 PM CST	Winter Weather Advisory	FSD	Clay, Dickinson, Lyon, O'Brien, Osceola, Plymouth and 1 more	47 hr
Dec 25, 4:38 AM CST	Dense Fog Advisory	DMX	Adair, Audubon, Black Hawk, Boone, Bremer, Butler and 30 more	4 hr
Dec 25, 9:10 AM CST	Dense Fog Advisory	DMX	Adair, Appanoose, Audubon, Black Hawk, Boone, Bremer and 37 more	6 hr
Dec 25, 3:19 PM CST	Winter Weather Advisory	ARX	Chickasaw, Floyd, Howard, Mitchell	23 hr
Dec 25, 3:46 PM CST	Winter Weather Advisory	DMX	Black Hawk, Bremer, Butler, Cerro Gordo, Emmet, Franklin and 10 more	19 hr
Dec 25, 6:49 PM CST	River Flood Warning	DMX	Mahaska, Wapello	8 days
Dec 26, 9:43 AM CST	River Flood Warning	DMX	Davis, Wapello	4 days
Dec 26, 2:51 PM CST	Winter Storm Watch	FSD	Buena Vista, Cherokee, Clay, Dickinson, Ida, Lyon and 5 more	37 hr
Dec 26, 3:20 PM CST	Winter Storm Watch	OAX	Fremont, Harrison, Mills, Monona, Montgomery, Page and 2 more	24 hr
Dec 26, 3:25 PM CST	Winter Storm Watch	ARX	Allamakee, Chickasaw, Clayton, Fayette, Floyd, Howard and 2 more	24 hr
Dec 26, 3:46 PM CST	Winter Storm Watch	DMX	Adair, Adams, Appanoose, Audubon, Black Hawk, Boone and 45 more	23 hr
Dec 26, 3:57 PM CST	Winter Storm Watch	DVN	Benton, Buchanan, Cedar, Clinton, Delaware, Des Moines and 15 more	24 hr
Dec 26, 9:34 PM CST	River Flood Warning	DVN	Lee	5 days
Dec 27, 4:46 AM CST	Winter Storm Warning	DMX	Adair, Adams, Appanoose, Audubon, Black Hawk, Boone and 45 more	49 hr
Dec 27, 3:17 PM CST	Winter Storm Warning	ARX	Allamakee, Chickasaw, Clayton, Fayette, Floyd, Howard and 2 more	39 hr
Dec 27, 3:19 PM CST	Winter Storm Warning	FSD	Buena Vista, Cherokee, Clay, Dickinson, Ida, Lyon and 5 more	46 hr
Dec 27, 3:33 PM CST	Winter Storm Warning	OAX	Fremont, Harrison, Mills, Monona, Montgomery, Page and 2 more	34 hr
Dec 27, 3:33 PM CST	Winter Weather Advisory	OAX	Fremont, Harrison, Mills, Monona, Montgomery, Page and 2 more	34 hr
Dec 27, 4:03 PM CST	Winter Storm Warning	DVN	Benton, Buchanan, Cedar, Clinton, Delaware, Des Moines and 15 more	38 hr
Dec 28, 3:35 AM CST	Mesoscale Discussion	SPC	Adair, Adams, Appanoose, Benton, Black Hawk, Boone and 32 more	6 hr
Dec 28, 3:39 AM CST	Winter Weather Advisory	FSD	Lyon, Plymouth, Sioux, Woodbury	31 hr
Dec 28, 4:14 AM CST	Winter Storm Warning	OAX	Fremont, Montgomery, Page	16 hr
Dec 28, 5:26 AM CST	Mesoscale Discussion	SPC	Clinton, Louisa, Muscatine, Scott	4 hr
Dec 28, 12:13 PM CST	Mesoscale Discussion	SPC	Allamakee, Benton, Black Hawk, Bremer, Buchanan, Cedar and 12 more	5 hr
Dec 28, 3:42 PM CST	Mesoscale Discussion	SPC	Adair, Adams, Appanoose, Boone, Butler, Calhoun and 32 more	4 hr
Dec 28, 7:21 PM CST	River Flood Warning	DVN	Louisa	53 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	3
Tornado Warning	1
Tornado Watch	1
Mesoscale Discussion	7
Special Weather Statement	7
Flooding
Areal Flood Warning	5
Flash Flood Warning	1
River Flood Warning	64
Flood Watch	2
River Flood Watch	1
Areal Flood Advisory	1
Winter
Winter Storm Warning	7
Winter Storm Watch	5
Winter Weather Advisory	8
Wind and dust
Wind Advisory	4
Fog and smoke
Dense Fog Advisory	13

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 2014 2016

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.