National Weather Service United States Department of Commerce

Severe Thunderstorms and Heavy Rainfall in the Plains

Severe thunderstorms will be possible over parts of the northern Plains today through Thursday which could bring large hail, damaging winds, and possible tornadoes. Today and Wednesday, thunderstorms with heavy to excessive rainfall may produce flooding over parts of the southern High Plains. North Dakota could also see heavy to excessive rainfall today. Read More >

Southwest Idaho and Southeast Oregon Freeze Data

Table lists the average freeze date from 1991 through 2020 (30-year climate period). For the spring, the average last freeze date is given. For the fall, the average first freeze date is given.

A frost can occur when temperatures reach or fall below 36°F.
A hard freeze is when temperatures reach or fall below 28°F.
A freeze is when temperatures reach or fall below 32°F.

 
City Spring (Average Last Freeze Date) Fall (Average First Freeze Date)
36°F 32°F 28°F 24°F 36°F 32°F 28°F 24°F
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