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Sun Prairie, Wisconsin USA
43.18336 -89.21365 - Station Elevation 1007'

Updated: 01-May-2026 6:15pm

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Columbia County

Local weather alerts previously issued by the National Weather Service since 07/17/2013.

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Friday May 1, 2026 37 total alerts issued on this day
LOCATIONS & ALERT COUNT: Dane County 2 Dodge County 3 Sauk County 1 Columbia County 1 Juneau County 1

Dane County 2 alerts

FROST ADVISORY (3 updates)
Areas affected: Fond Du Lac; Dodge; Iowa; Dane; Jefferson; Lafayette; Green; Rock
Effective: Apr 30 9:48 pm	Expired: May 1 6:00 am	Duration: 8 hrs 12 mins
Areas affected: Fond Du Lac; Dodge; Iowa; Dane; Jefferson; Lafayette; Green; Rock
Effective: May 1 1:42 am	Expired: May 1 9:45 am	Duration: 8 hrs 03 mins
Areas affected: Fond Du Lac; Dodge; Iowa; Dane; Jefferson; Lafayette; Green; Rock
Effective: May 1 7:58 am	Expired: May 1 4:00 pm	Duration: 8 hrs 02 mins

FREEZE WARNING (3 updates)
Areas affected: Fond Du Lac; Dodge; Iowa; Dane; Jefferson; Lafayette; Green; Rock
Effective: May 1 1:42 am	Expired: May 1 9:45 am	Duration: 8 hrs 03 mins
Areas affected: Fond Du Lac; Dodge; Iowa; Dane; Jefferson; Lafayette; Green; Rock
Effective: May 1 7:58 am	Expired: May 1 4:00 pm	Duration: 8 hrs 02 mins
Areas affected: Marquette; Green Lake; Fond Du Lac; Sheboygan; Sauk; Columbia; Dodge; Washington; Ozaukee; Iowa; Dane; Jefferson; Waukesha; Lafayette; Green; Rock; Walworth
Effective: May 1 1:39 pm	Expired: May 1 9:45 pm	Duration: 8 hrs 06 mins

Dodge County 3 alerts

FROST ADVISORY (3 updates)
Areas affected: Fond Du Lac; Dodge; Iowa; Dane; Jefferson; Lafayette; Green; Rock
Effective: Apr 30 9:48 pm	Expired: May 1 6:00 am	Duration: 8 hrs 12 mins
Areas affected: Fond Du Lac; Dodge; Iowa; Dane; Jefferson; Lafayette; Green; Rock
Effective: May 1 1:42 am	Expired: May 1 9:45 am	Duration: 8 hrs 03 mins
Areas affected: Fond Du Lac; Dodge; Iowa; Dane; Jefferson; Lafayette; Green; Rock
Effective: May 1 7:58 am	Expired: May 1 4:00 pm	Duration: 8 hrs 02 mins

FLOOD WARNING (4 updates)
The Flood Warning continues for the following rivers in Wisconsin
Areas affected: Dodge, WI
Effective: Apr 30 9:56 pm	Expired: May 1 10:00 am	Duration: 12 hrs 04 mins
The Flood Warning continues for the following rivers in Wisconsin
Areas affected: Dodge, WI
Effective: May 1 4:21 am	Expired: May 1 4:30 pm	Duration: 12 hrs 09 mins
The Flood Warning is extended for the following rivers in Wisconsin
Areas affected: Dodge, WI
Effective: May 1 11:09 am	Expired: May 1 11:15 pm	Duration: 12 hrs 06 mins
The Flood Warning continues for the following rivers in Wisconsin
Areas affected: Dodge, WI
Effective: May 1 3:54 pm	Expired: May 2 4:00 am	Duration: 12 hrs 06 mins

FREEZE WARNING (3 updates)
Areas affected: Fond Du Lac; Dodge; Iowa; Dane; Jefferson; Lafayette; Green; Rock
Effective: May 1 1:42 am	Expired: May 1 9:45 am	Duration: 8 hrs 03 mins
Areas affected: Fond Du Lac; Dodge; Iowa; Dane; Jefferson; Lafayette; Green; Rock
Effective: May 1 7:58 am	Expired: May 1 4:00 pm	Duration: 8 hrs 02 mins
Areas affected: Marquette; Green Lake; Fond Du Lac; Sheboygan; Sauk; Columbia; Dodge; Washington; Ozaukee; Iowa; Dane; Jefferson; Waukesha; Lafayette; Green; Rock; Walworth
Effective: May 1 1:39 pm	Expired: May 1 9:45 pm	Duration: 8 hrs 06 mins

Sauk County

FREEZE WARNING (6 updates)
Areas affected: Marquette; Green Lake; Sauk; Columbia
Effective: Apr 30 9:48 pm	Expired: May 1 6:00 am	Duration: 8 hrs 12 mins
Areas affected: Marquette; Green Lake; Sauk; Columbia
Effective: May 1 1:42 am	Expired: May 1 9:45 am	Duration: 8 hrs 03 mins
Areas affected: Marquette; Green Lake; Sauk; Columbia
Effective: May 1 1:42 am	Expired: May 1 9:45 am	Duration: 8 hrs 03 mins
Areas affected: Marquette; Green Lake; Sauk; Columbia
Effective: May 1 7:58 am	Expired: May 1 4:00 pm	Duration: 8 hrs 02 mins
Areas affected: Marquette; Green Lake; Sauk; Columbia
Effective: May 1 7:58 am	Expired: May 1 4:00 pm	Duration: 8 hrs 02 mins
Areas affected: Marquette; Green Lake; Fond Du Lac; Sheboygan; Sauk; Columbia; Dodge; Washington; Ozaukee; Iowa; Dane; Jefferson; Waukesha; Lafayette; Green; Rock; Walworth
Effective: May 1 1:39 pm	Expired: May 1 9:45 pm	Duration: 8 hrs 06 mins

Columbia County

FREEZE WARNING (6 updates)
Areas affected: Marquette; Green Lake; Sauk; Columbia
Effective: Apr 30 9:48 pm	Expired: May 1 6:00 am	Duration: 8 hrs 12 mins
Areas affected: Marquette; Green Lake; Sauk; Columbia
Effective: May 1 1:42 am	Expired: May 1 9:45 am	Duration: 8 hrs 03 mins
Areas affected: Marquette; Green Lake; Sauk; Columbia
Effective: May 1 1:42 am	Expired: May 1 9:45 am	Duration: 8 hrs 03 mins
Areas affected: Marquette; Green Lake; Sauk; Columbia
Effective: May 1 7:58 am	Expired: May 1 4:00 pm	Duration: 8 hrs 02 mins
Areas affected: Marquette; Green Lake; Sauk; Columbia
Effective: May 1 7:58 am	Expired: May 1 4:00 pm	Duration: 8 hrs 02 mins
Areas affected: Marquette; Green Lake; Fond Du Lac; Sheboygan; Sauk; Columbia; Dodge; Washington; Ozaukee; Iowa; Dane; Jefferson; Waukesha; Lafayette; Green; Rock; Walworth
Effective: May 1 1:39 pm	Expired: May 1 9:45 pm	Duration: 8 hrs 06 mins

Juneau County

FREEZE WARNING (5 updates)
Areas affected: Taylor; Clark; Trempealeau; Jackson; Monroe; Juneau; Adams; Vernon; Richland
Effective: Apr 30 9:41 pm	Expired: May 1 8:00 am	Duration: 10 hrs 19 mins
Areas affected: Taylor; Clark; Trempealeau; Jackson; Monroe; Juneau; Adams; Vernon; Richland
Effective: May 1 2:25 am	Expired: May 1 8:00 am	Duration: 5 hrs 35 mins
Areas affected: Taylor; Clark; Trempealeau; Jackson; Monroe; Juneau; Adams; Vernon; Richland
Effective: May 1 2:25 am	Expired: May 1 8:00 am	Duration: 5 hrs 35 mins
Areas affected: Taylor; Clark; Trempealeau; Jackson; Monroe; Juneau; Adams; Vernon; Richland
Effective: May 1 8:01 am	Expired: May 1 4:15 pm	Duration: 8 hrs 14 mins
Areas affected: Taylor; Clark; Buffalo; Trempealeau; Jackson; La Crosse; Monroe; Juneau; Adams; Vernon; Crawford; Richland; Grant
Effective: May 1 1:05 pm	Expired: May 1 10:00 pm	Duration: 8 hrs 55 mins