Areas of Severe Thunderstorms and Excessive Rainfall Through This Weekend

Severe thunderstorms which can bring large hail, damaging winds, and isolated tornadoes will be possible over parts of the central U.S. through this weekend. Thunderstorms with heavy to excessive rainfall moving from Texas into the mid-Mississippi Valley through this weekend may produce areas of flooding. Read More >

Welcome to the Experimental NWS Wisconsin Maple Sap Decision Support Services Page! This page is maintained by the National Weather Service Milwaukee/Sullivan Wisconsin Forecast Office, and was developed in collaboration with the Wisconsin State Climatology Office (click here for more info).

Use the buttons below to select a day and forecast type. All air temperatures are in Fahrenheit. Maps will populate with fresh data around 2:00 AM/PM CDT (1:00 AM/PM CST) every day. A 'point-and-click' version of this forecast is available on the blue button below...

Maple Sap Flow Legend
Unknown	No Flow	Low or No Flow	Medium Flow	High Flow

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Areas of Severe Thunderstorms and Excessive Rainfall Through This Weekend

WI Maple Sap Decision Support Services Page