AgWeatherNet Frost Risk

The Frost Risk Page is updated daily in the morning. The AgWeatherNet team continuously monitors the weather and checks the weather forecasts and will issue e-mail alerts and post a message on the AWN Warnings page in the event of extreme or unusual weather conditions. For additional information regarding the expected weather conditions, please see the weekly Weather Outlooks in the AWN Outlooks link.

Please note that the date refers to the morning time period, and preparations for frost protection should be taken on the previous day. While the daily low temperature generally occurs during the morning, it is possible in rare instances that frost protection could be required before midnight for the morning in question.

Frost Alert Level

February 23
February 24
February 25
February 26
February 27
Yakima ValleyHighHighHighHighHigh
Columbia BasinHighHighHighHighHigh
Tri-Cities/Walla WallaHighModerateModerateModerateModerate
Wenatchee areaHighHighHighHighHigh
Omak areaHighHighHighHighHigh
Eastern WashingtonHighHighHighHighHigh
Western WashingtonHighModerateModerateModerateModerate

The Frost Alert Levels are provided as a general guidance only. For more specific forecasts and predictions, please check the National Weather Service or private providers such as Clearwest.

Washington State University