< Wisconsin Frost Advisory | Effective 05/09/2026 11:15

Wisconsin Frost Advisory | Effective 05/09/2026 11:15

Headline: 
Frost Advisory issued May 9 at 1:15PM CDT until May 10 at 8:00AM CDT by NWS Green Bay WI
Event: 
Frost Advisory
Urgency: 
Expected
Effective: 
May 9, 2026 - 11:15am
Expires: 
May 9, 2026 - 9:00pm
Description: 
* WHAT...Temperatures as low as 33 to 36 degrees will result in frost formation. * WHERE...Marathon, Portage, Waushara, Wood, Shawano, and Waupaca Counties. * WHEN...From 3 AM to 8 AM CDT Sunday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered.
Instruction: 
Take steps now to protect tender plants from the cold.
Area Description: 
Marathon; Shawano; Wood; Portage; Waupaca; Waushara
Forcast Office: 
NWS Green Bay WI