Weather alerts in Wisconsin, January 2026

115 weather alerts in January 2026, 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 2026. Tap one for its archive.

Alerts: 115
Warnings: 19
Watches: 17
Advisories: 77
Busiest day: January 20, 202611 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 4, 2:31 AM CST	Winter Weather Advisory	DLH	Ashland, Bayfield, Burnett, Douglas, Iron, Price and 2 more	21 hr
Jan 4, 2:37 AM CST	Small Craft Advisory	GRB		30 hr
Jan 4, 3:04 AM CST	Small Craft Advisory	MKX		27 hr
Jan 4, 3:09 AM CST	Winter Weather Advisory	MPX	Barron, Chippewa, Dunn, Eau Claire, Pepin, Pierce and 3 more	15 hr
Jan 4, 3:34 AM CST	Winter Weather Advisory	GRB	Brown, Calumet, Door, Florence, Forest, Kewaunee and 16 more	21 hr
Jan 4, 3:41 AM CST	Winter Weather Advisory	ARX	Adams, Buffalo, Clark, Jackson, Juneau, La Crosse and 3 more	20 hr
Jan 5, 3:17 AM CST	Winter Weather Advisory	GRB	Brown, Calumet, Door, Kewaunee, Langlade, Lincoln and 12 more	43 hr
Jan 5, 3:46 AM CST	Winter Weather Advisory	DLH	Burnett, Price, Sawyer, Washburn	35 hr
Jan 5, 4:03 AM CST	Winter Weather Advisory	MPX	Barron, Chippewa, Dunn, Eau Claire, Pepin, Pierce and 3 more	35 hr
Jan 5, 4:10 AM CST	Winter Weather Advisory	ARX	Adams, Buffalo, Clark, Jackson, Juneau, Monroe and 2 more	35 hr
Jan 5, 11:00 AM CST	Dense Fog Advisory	MPX	Barron, Chippewa, Polk, Rusk	28 hr
Jan 5, 2:05 PM CST	Winter Weather Advisory	MKX	Green Lake, Marquette	22 hr
Jan 5, 2:22 PM CST	Dense Fog Advisory	DLH	Ashland, Bayfield, Burnett, Douglas, Iron, Price and 2 more	22 hr
Jan 7, 1:21 AM CST	Dense Fog Advisory	ARX	Grant	11 hr
Jan 7, 6:55 AM CST	Dense Fog Advisory	MKX	Dane, Green, Iowa, Jefferson, Lafayette, Rock and 1 more	4 hr
Jan 7, 2:15 PM CST	Small Craft Advisory	MKX		48 hr
Jan 7, 6:16 PM CST	Dense Fog Advisory	DLH	Ashland, Bayfield, Burnett, Douglas, Iron, Price and 2 more	26 hr
Jan 7, 9:24 PM CST	Small Craft Advisory	GRB		40 hr
Jan 8, 12:16 AM CST	Dense Fog Advisory	MPX	Barron, Chippewa, Dunn, Eau Claire, Pepin, Pierce and 3 more	10 hr
Jan 8, 2:01 AM CST	Dense Fog Advisory	GRB	Brown, Calumet, Door, Florence, Forest, Kewaunee and 16 more	10 hr
Jan 8, 2:07 AM CST	Dense Fog Advisory	ARX	Buffalo, Clark, Jackson, Taylor, Trempealeau	8 hr
Jan 8, 2:29 AM CST	Winter Weather Advisory	GRB	Florence, Forest, Langlade, Lincoln, Marinette, Oneida and 1 more	28 hr
Jan 8, 10:39 AM CST	Flood Watch	GRB	Brown, Calumet, Door, Langlade, Marathon, Marinette and 9 more	21 hr
Jan 8, 10:41 AM CST	Flood Watch	ARX	Adams, Juneau	13 hr
Jan 8, 10:55 AM CST	Flood Watch	MKX	Columbia, Green Lake, Marquette, Sauk	13 hr
Jan 8, 10:41 PM CST	Gale Warning	MKX		16 hr
Jan 9, 2:52 PM CST	Small Craft Advisory	GRB		45 hr
Jan 9, 2:53 PM CST	Gale Watch	MKX		11 hr
Jan 9, 2:53 PM CST	Small Craft Advisory	MKX		47 hr
Jan 10, 2:02 AM CST	Gale Warning	MKX		34 hr
Jan 10, 2:30 AM CST	Winter Storm Warning	GRB	Door	21 hr
Jan 10, 2:30 AM CST	Winter Weather Advisory	GRB	Brown, Calumet, Florence, Kewaunee, Manitowoc, Marinette and 1 more	20 hr
Jan 10, 8:26 AM CST	Winter Weather Advisory	MKX	Dodge, Fond du Lac, Jefferson, Kenosha, Milwaukee, Ozaukee and 6 more	5 hr
Jan 10, 10:16 AM CST	Winter Weather Advisory	DLH	Iron	15 hr
Jan 11, 1:42 PM CST	Small Craft Advisory	MKX		16 hr
Jan 11, 2:33 PM CST	Small Craft Advisory	GRB		14 hr
Jan 12, 1:50 PM CST	Winter Weather Advisory	DLH	Ashland, Bayfield, Burnett, Douglas, Iron, Price and 2 more	40 hr
Jan 12, 1:58 PM CST	Gale Watch	MKX		12 hr
Jan 12, 1:58 PM CST	Small Craft Advisory	MKX		37 hr
Jan 12, 2:05 PM CST	Winter Weather Advisory	GRB	Florence, Forest, Langlade, Lincoln, Marinette, Oconto and 2 more	19 hr
Jan 12, 2:19 PM CST	Gale Watch	GRB		12 hr
Jan 12, 2:19 PM CST	Small Craft Advisory	GRB		34 hr
Jan 13, 2:15 AM CST	Gale Warning	MKX		46 hr
Jan 13, 2:46 AM CST	Gale Warning	GRB		41 hr
Jan 14, 12:39 AM CST	Winter Weather Advisory	GRB	Vilas	5 hr
Jan 14, 6:58 AM CST	Winter Weather Advisory	MKX	Columbia, Dane, Dodge, Fond du Lac, Green, Green Lake and 12 more	3 hr
Jan 14, 3:14 PM CST	Small Craft Advisory	MKX		18 hr
Jan 14, 7:52 PM CST	Small Craft Advisory	GRB		10 hr
Jan 15, 1:55 PM CST	Winter Storm Warning	DLH	Bayfield, Douglas, Iron	48 hr
Jan 15, 1:55 PM CST	Winter Weather Advisory	DLH	Ashland, Bayfield, Douglas, Iron	52 hr
Jan 15, 2:21 PM CST	Small Craft Advisory	GRB		19 hr
Jan 15, 2:33 PM CST	Small Craft Advisory	MKX		36 hr
Jan 15, 7:12 PM CST	Special Weather Statement	DLH	Ashland, Bayfield	63 min
Jan 16, 1:38 AM CST	Winter Weather Advisory	GRB	Brown, Calumet, Door, Kewaunee, Manitowoc, Marathon and 11 more	34 hr
Jan 16, 8:09 PM CST	Winter Weather Advisory	MKX	Columbia, Dane, Dodge, Iowa, Jefferson, Milwaukee and 4 more	13 hr
Jan 17, 2:13 AM CST	Gale Watch	GRB		24 hr
Jan 17, 3:35 AM CST	Gale Watch	MKX		23 hr
Jan 17, 3:35 AM CST	Small Craft Advisory	MKX		14 hr
Jan 17, 10:33 AM CST	Winter Weather Advisory	MKX	Columbia, Dane, Dodge, Green, Iowa, Jefferson and 10 more	10 hr
Jan 17, 1:10 PM CST	Cold Weather Advisory	DLH	Ashland, Bayfield, Burnett, Douglas, Iron, Price and 2 more	71 hr
Jan 17, 1:38 PM CST	Cold Weather Advisory	ARX	Adams, Buffalo, Clark, Crawford, Grant, Jackson and 7 more	68 hr
Jan 17, 1:45 PM CST	Cold Weather Advisory	MPX	Barron, Chippewa, Dunn, Eau Claire, Pepin, Pierce and 3 more	46 hr
Jan 17, 2:00 PM CST	Cold Weather Advisory	GRB	Brown, Calumet, Florence, Forest, Kewaunee, Langlade and 15 more	68 hr
Jan 17, 2:42 PM CST	Heavy Freezing Spray Watch	MKX		12 hr
Jan 18, 1:34 AM CST	Winter Weather Advisory	DLH	Iron	31 hr
Jan 18, 1:56 AM CST	Cold Weather Advisory	MKX	Columbia, Dane, Dodge, Fond du Lac, Green, Green Lake and 14 more	34 hr
Jan 18, 2:05 AM CST	Winter Weather Advisory	GRB	Brown, Calumet, Door, Kewaunee, Manitowoc, Oconto and 6 more	34 hr
Jan 18, 2:08 AM CST	Gale Warning	GRB		34 hr
Jan 18, 3:02 AM CST	Gale Warning	MKX		39 hr
Jan 18, 3:02 AM CST	Heavy Freezing Spray Warning	MKX		57 hr
Jan 18, 10:15 AM CST	Winter Weather Advisory	MKX	Columbia, Dane, Dodge, Fond du Lac, Green, Green Lake and 14 more	26 hr
Jan 18, 3:41 PM CST	River Flood Warning	MKX	Jefferson	6 hr
Jan 19, 2:01 AM CST	Cold Weather Advisory	GRB	Door	32 hr
Jan 19, 3:12 AM CST	Small Craft Advisory	MKX		24 hr
Jan 19, 4:04 AM CST	Small Craft Advisory	GRB		24 hr
Jan 20, 2:40 AM CST	Winter Weather Advisory	MKX	Dane, Green, Iowa, Jefferson, Kenosha, Lafayette and 5 more	27 hr
Jan 20, 2:50 AM CST	Winter Weather Advisory	ARX	Grant	24 hr
Jan 20, 12:40 PM CST	Extreme Cold Watch	MKX	Columbia, Dane, Dodge, Fond du Lac, Green, Green Lake and 14 more	25 hr
Jan 20, 12:43 PM CST	Cold Weather Advisory	DLH	Ashland, Bayfield, Burnett, Douglas, Iron, Price and 2 more	49 hr
Jan 20, 12:43 PM CST	Extreme Cold Watch	DLH	Ashland, Bayfield, Burnett, Douglas, Iron, Price and 2 more	49 hr
Jan 20, 12:43 PM CST	Extreme Cold Warning	DLH	Ashland, Bayfield, Burnett, Douglas, Iron, Price and 2 more	4 days
Jan 20, 12:47 PM CST	Extreme Cold Watch	ARX	Adams, Buffalo, Clark, Crawford, Grant, Jackson and 7 more	46 hr
Jan 20, 12:57 PM CST	Extreme Cold Watch	MPX	Barron, Chippewa, Dunn, Eau Claire, Pepin, Pierce and 3 more	45 hr
Jan 20, 1:36 PM CST	Extreme Cold Watch	GRB	Brown, Calumet, Door, Florence, Forest, Kewaunee and 16 more	48 hr
Jan 20, 2:47 PM CST	Small Craft Advisory	MKX		3 days
Jan 20, 2:47 PM CST	Heavy Freezing Spray Watch	MKX		6 hr
Jan 20, 8:51 PM CST	Gale Warning	MKX		35 hr
Jan 20, 8:51 PM CST	Heavy Freezing Spray Warning	MKX		3 days
Jan 21, 3:03 AM CST	Winter Weather Advisory	ARX	Grant	19 hr
Jan 21, 4:11 AM CST	Small Craft Advisory	GRB		56 hr
Jan 21, 11:56 AM CST	Extreme Cold Warning	ARX	Adams, Buffalo, Clark, Crawford, Grant, Jackson and 7 more	48 hr
Jan 21, 12:02 PM CST	Extreme Cold Warning	MPX	Barron, Chippewa, Dunn, Eau Claire, Pepin, Pierce and 3 more	48 hr
Jan 21, 1:25 PM CST	Extreme Cold Warning	MKX	Columbia, Dane, Dodge, Fond du Lac, Green, Green Lake and 14 more	65 hr
Jan 21, 1:27 PM CST	Extreme Cold Watch	MKX	Columbia, Dane, Dodge, Fond du Lac, Green, Green Lake and 14 more	21 hr
Jan 21, 1:31 PM CST	Extreme Cold Warning	GRB	Brown, Calumet, Door, Florence, Forest, Kewaunee and 16 more	67 hr
Jan 21, 1:42 PM CST	Winter Weather Advisory	MKX	Dane, Green, Iowa, Kenosha, Lafayette, Racine and 2 more	9 hr
Jan 21, 10:42 PM CST	Special Weather Statement	MKX	Rock, Walworth	63 min
Jan 22, 3:14 AM CST	Gale Warning	MKX		33 hr
Jan 22, 9:46 AM CST	Cold Weather Advisory	MPX	Barron, Chippewa, Dunn, Eau Claire, Pepin, Pierce and 3 more	47 hr
Jan 22, 10:14 AM CST	Cold Weather Advisory	MKX	Columbia, Dane, Dodge, Fond du Lac, Green, Green Lake and 14 more	50 hr
Jan 22, 10:24 AM CST	Cold Weather Advisory	ARX	Adams, Buffalo, Clark, Crawford, Grant, Jackson and 7 more	47 hr
Jan 23, 2:40 PM CST	Cold Weather Advisory	DLH	Ashland, Bayfield, Burnett, Douglas, Iron, Price and 2 more	69 hr
Jan 24, 2:21 AM CST	Heavy Freezing Spray Watch	MKX		12 hr
Jan 24, 1:18 PM CST	Cold Weather Advisory	GRB	Brown, Calumet, Door, Florence, Forest, Kewaunee and 16 more	23 hr
Jan 24, 2:00 PM CST	Winter Weather Advisory	MKX	Kenosha, Milwaukee, Racine	25 hr
Jan 24, 2:16 PM CST	Small Craft Advisory	MKX		3 days
Jan 24, 2:16 PM CST	Heavy Freezing Spray Warning	MKX		3 days
Jan 25, 1:32 AM CST	Cold Weather Advisory	ARX	Adams, Buffalo, Clark, Crawford, Grant, Jackson and 7 more	34 hr
Jan 25, 2:19 AM CST	Cold Weather Advisory	MPX	Barron, Chippewa, Dunn, Eau Claire, Pepin, Pierce and 3 more	33 hr
Jan 25, 2:29 AM CST	Cold Weather Advisory	MKX	Columbia, Dane, Dodge, Fond du Lac, Green, Green Lake and 14 more	33 hr
Jan 25, 2:33 AM CST	Cold Weather Advisory	GRB	Brown, Calumet, Door, Florence, Forest, Kewaunee and 16 more	33 hr
Jan 26, 2:37 AM CST	Small Craft Advisory	GRB		39 hr
Jan 28, 2:24 PM CST	Small Craft Advisory	MKX		7 hr
Jan 29, 1:58 PM CST	Small Craft Advisory	MKX		55 hr
Jan 29, 2:24 PM CST	Small Craft Advisory	GRB		45 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
Special Weather Statement	2
Flooding
River Flood Warning	1
Flood Watch	3
Winter
Winter Storm Warning	2
Winter Weather Advisory	29
Cold
Extreme Cold Warning	5
Extreme Cold Watch	6
Cold Weather Advisory	16
Fog and smoke
Dense Fog Advisory	8
Marine
Gale Warning	8
Heavy Freezing Spray Warning	3
Gale Watch	5
Heavy Freezing Spray Watch	3
Small Craft Advisory	24

By county

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

32 more counties

Nearby

Alerts in force now Tornadoes on record The radar archive 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.