December 12, 2025 – Washington Co., Wi – A couple important updates on the weather regarding the bitter cold temps and wind chills. The Allenton American Legion will have portable heaters at its larger locations Saturday for wreath placement. Organizer Mark Schellinger said they are going to be “vigilant for the safety of leaders and volunteers.” Schellinger reminds everyone to dress appropriately for the weather and be mindful of the time you’re spending outdoors as temps are dangerously cold.
Wreath placement ceremonies begin at 9 a.m. and the speeches will be short because of the weather.
The National Weather Service has issued a Cold Weather Advisory for Midnight Tonight through Noon CST Saturday.
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- An additional Advisory is looking likely Saturday evening through Sunday morning.
- Expect single digits for high temps and around to below zero low temps beginning later tonight through Sunday night (slightly warmer by the immediate Lake Michigan shoreline).
- Expecting wind chills to bottom out in the -20°F to -30°F range.
- Coldest temps and wind chills look to occur Tonight into Saturday Morning and Saturday evening into Sunday Morning. Bitter cold conditions will still exist Sunday night into Monday morning, but wind chills will generally be between -10 and -20°F.
What has changed?
A Cold Weather Advisory has been issued.
December 12, 2025 – Washington Co., Wi – Unpack the woolies and stoke the fireplace as the National Weather Service says bitter cold temps and dangerous wind chills are ahead this weekend.
Bottom Line Up Front
- Cold weather is still on track for this weekend.
- Expect single digits for high temps and around to below zero low temps beginning later Friday night through Sunday night (slightly warmer by the immediate Lake Michigan shoreline).
- Expecting wind chills ranging from -10°F to around -30°F later Friday night through Sunday night.
- Coldest temps and wind chills look to occur Friday Night into Saturday Morning and Saturday night into Sunday Morning. Bitter cold conditions will still exist Sunday night into Monday morning, but wind chills will generally be between -10 and -20°F.
What has changed?
Confidence remains high regarding frigid air temperatures and bitter cold wind chills this weekend.
