Alert archive / Wisconsin / Frost Advisories / 2026

Frost Advisories in Wisconsin, May 2026

27 frost advisories in May 2026. An alert counts here when it covered any part of the state, so the counties below add up to more than the state. The archive of frost advisories reaches back to 2005.

Frost Advisories by county

Each county as a circle sized by its count in May 2026. Tap one for its archive.

Frost Advisories
27
Busiest day
May 5, 20264 frost advisories

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.

IssuedProductOfficeCountiesLasted
May 1, 1:42 AM CDTFrost AdvisoryMKXKenosha, Milwaukee, Racine30 hr
May 5, 12:53 PM CDTFrost AdvisoryMPXPepin, Pierce, Saint Croix19 hr
May 5, 1:08 PM CDTFrost AdvisoryARXBuffalo, Crawford, Grant, La Crosse, Richland, Vernon19 hr
May 5, 1:13 PM CDTFrost AdvisoryMKXColumbia, Dane, Dodge, Fond du Lac, Green, Green Lake and 14 more19 hr
May 5, 1:42 PM CDTFrost AdvisoryGRBBrown, Calumet, Door, Kewaunee, Manitowoc, Marathon and 7 more18 hr
May 6, 1:07 PM CDTFrost AdvisoryMPXChippewa, Dunn, Eau Claire, Pepin, Rusk19 hr
May 6, 1:09 PM CDTFrost AdvisoryARXAdams, Buffalo, Clark, Crawford, Grant, Jackson and 7 more19 hr
May 6, 1:20 PM CDTFrost AdvisoryMKXColumbia, Dane, Dodge, Fond du Lac, Green, Green Lake and 14 more19 hr
May 6, 1:23 PM CDTFrost AdvisoryGRBBrown, Calumet, Door, Kewaunee, Manitowoc, Marathon and 7 more19 hr
May 7, 12:40 PM CDTFrost AdvisoryMPXBarron, Chippewa, Dunn, Eau Claire, Pepin, Pierce and 3 more19 hr
May 7, 12:47 PM CDTFrost AdvisoryGRBBrown, Calumet, Door, Kewaunee, Manitowoc, Marathon and 7 more19 hr
May 7, 12:48 PM CDTFrost AdvisoryMKXColumbia, Dane, Dodge, Fond du Lac, Green, Green Lake and 14 more19 hr
May 7, 12:58 PM CDTFrost AdvisoryARXAdams, Buffalo, Clark, Crawford, Grant, Jackson and 7 more19 hr
May 9, 12:59 PM CDTFrost AdvisoryMPXBarron, Chippewa, Dunn, Eau Claire, Polk, Rusk and 1 more17 hr
May 9, 1:15 PM CDTFrost AdvisoryGRBMarathon, Portage, Shawano, Waupaca, Waushara, Wood19 hr
May 9, 1:25 PM CDTFrost AdvisoryARXAdams, Clark, Jackson, Juneau, Monroe, Taylor19 hr
May 10, 11:59 AM CDTFrost AdvisoryMKXColumbia, Dane, Dodge, Fond du Lac, Green, Green Lake and 11 more20 hr
May 10, 12:00 PM CDTFrost AdvisoryARXBuffalo, Crawford, Grant, La Crosse, Richland, Vernon20 hr
May 10, 1:00 PM CDTFrost AdvisoryMPXDunn, Pepin, Pierce, Saint Croix19 hr
May 13, 11:31 AM CDTFrost AdvisoryDLHAshland, Bayfield, Iron, Price, Sawyer19 hr
May 13, 12:54 PM CDTFrost AdvisoryARXAdams, Clark, Jackson, Juneau, Monroe, Taylor18 hr
May 13, 1:05 PM CDTFrost AdvisoryGRBMarathon, Portage, Shawano, Waupaca, Waushara, Wood18 hr
May 19, 12:23 PM CDTFrost AdvisoryMPXBarron, Polk, Rusk20 hr
May 19, 2:09 PM CDTFrost AdvisoryDLHAshland, Bayfield, Burnett, Douglas, Iron, Price and 2 more18 hr
May 20, 1:17 PM CDTFrost AdvisoryGRBDoor, Florence, Forest, Langlade, Lincoln, Marinette and 4 more19 hr
May 20, 2:12 PM CDTFrost AdvisoryDLHAshland, Bayfield, Douglas, Iron, Price, Sawyer18 hr
May 21, 11:06 AM CDTFrost AdvisoryDLHDouglas20 hr

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 nowTornadoes on recordThe radar archive2025

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.