W elcome to the UW Cranberry Frost Forecasting System. Overnight bog forecasts for several cranberry growing regions in Wisconsin can be accessed through links in the table below. These forecasts are generated automatically by computerized system that ingests regional weather forecasts and real-time weather station and satellite data. The forecasts are revised periodically throughout the evening as new weather observations become available.


For further information about our forecasts:

For an introductory tour of our cranberry forecasting system, click here.
For an annotated description of the cranberry forecast page, click here.


Select forecast by WI growing region:

RegionCentered onForecast for
North Manitowish Waters Today Tomorrow
Northwest Shell Lake Today Tomorrow
Central Black River Falls Today Tomorrow
Tomah/Warrens/Mather Today Tomorrow
East Central Cranmoor Today Tomorrow


This agricultural meteorology product is part of the TiSDat project, supported by a NASA program to facilitate access to satellite data for all potential users, and to promote use of computer communications. For technical and administrative background on the program, visit the Public Use of Remotely Sensed Data (RSD) page. A related site is the Remote Sensing Public Access Center. To learn more about the TiSDat project here at the University of Wisconsin, visit TiSDat

For further information on this page,
contact Bill Bland at the Dept. of Soil Science, Univ. of Wisconsin-Madison
Bill Bland, wlbland@facstaff.wisc.edu