Dry air and rising temperatures will dominate Idaho weather on Friday as a high-pressure system sits east of the region. The pattern sets up a sunny, breezy day before a shift in conditions arrives over the weekend.
Thursday night brings mostly clear skies across the Snake River Plain. Winds remain calm to light from the east, blowing at approximately 5 mph. Temperatures drop into the lower 40s overnight.
Friday Forecast
Sunshine returns Friday with a noticeable increase in wind. Southwest winds pick up in the afternoon, reaching speeds of 10 to 15 mph. Gusts could hit 25 mph during the peak of the day. The warming trend pushes high temperatures into the upper 70s and lower 80s.
Conditions remain breezy after sunset. Winds stay around 15 mph as temperatures fall back toward the upper 40s and lower 50s across the plain.
Weekend Shift
A cold front positioned northwest of Idaho will move in over the weekend, bringing cooler air and continued wind. Saturday starts mostly sunny but significantly cooler than Friday. Highs only reach the upper 60s. South-southwest winds blow at 10 to 15 mph, with gusts potentially reaching 30 mph.
Sunday brings a change in sky conditions. Partly sunny skies give way to increasing clouds as the day progresses. Showers are likely by evening, along with a chance of thunderstorms. High temperatures on Sunday stay in the lower 70s.