Boise, Idaho – A calm start to the week in southwestern Idaho won’t last long. Sunshine and mild winds on Tuesday give way to a rising chance of showers and thunderstorms by Thursday afternoon, with temperatures spiking into the high 70s by week’s end.
According to the National Weather Service in Boise, skies will gradually clear through Tuesday, with a high near 65°F and northwest winds up to 21 mph. Wednesday looks brighter, bringing sunny skies and a mild high of 71°F. But Thursday is shaping up to be the first weather alert day of the week, with a 20% chance of afternoon thunderstorms and highs pushing toward 74°F.
Drivers on I-84 near Boise should be prepared for brief rain bursts and possible slowdowns Thursday after 12 p.m., especially during the evening commute. Winds may gust over 20 mph late Thursday, making travel more difficult in higher terrain.
By Friday, summer conditions return, with sunny skies and a projected high of 78°F. Saturday brings a small 20% rain chance, while Memorial Day looks ideal with mostly sunny skies and a high near 86°F — perfect for outdoor plans.
🌤 Extended 5-Day Outlook:
- Wednesday: Sunny, 71°F
- Thursday: Slight chance of storms, 74°F
- Friday: Sunny, 78°F
- Saturday: Slight chance of showers, 76°F
- Memorial Day (Monday): Mostly sunny, 86°F
