WisDOT Frozen Roads Declaration Update

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Dispatchers and truck drivers should be aware the Frozen Roads period begins in Zones 3 and 4 in Wisconsin at 12:01 AM on Thursday, January 28, 2021.

The Frozen Roads Declaration was previously in effect in Zones 1 and 2. The Frozen Roads Declaration will be issued for Zone 5 when conditions warrant.  

Zone 1: Extends from the Minnesota border, Lake Superior, and the Michigan border south to and including US Highway 8.

Zone 2: Extends from the southern limit of Zone 1 to and including a line defined by US Highway 10, east on State Highway 73, east on State Highway 54, north on State Highway 22/110, east on State Highway 22 east to Lake Michigan east of Oconto (including Highways 10, 22, 54, 73, and 110).

Zone 3: Extends from the southern limit of Zone 2 to and including a line defined by US Highway 151, east on US Highway 10 to Lake Michigan (including Highways 10 and 151).

Zone 4: Extends from the southern limit of Zone 3 to and including a line defined by I-39/90 starting at the Illinois border, east on I-43, north on State Highway 164, east on State Highway 167 east to Lake Michigan (including Highways 39/90, 43, 164. And 167).

Zone 5: Extends from the southern limit of Zone 4 to the Illinois border and Lake Michigan.   For more information on the frozen roads program including a map of the zones, please visit. https://wisconsindot.gov/Pages/dmv/com-drv-vehs/mtr-car-trkr/ssnl-wt-rsrctns/frozenroad.aspx Interested in seeing how WisDOT monitors field conditions to verify frost depths, see the following video: https://youtu.be/cGvOoYYKAS0