Heavy Rainfall for Portions of the West and Central U.S.; Monitoring Fire Weather Conditions for New England

Tropical moisture continues to flow across portions of the Great Basin, desert Southwest and California. Isolated instances of flash flooding remains possible. Meanwhile, a storm and associated frontal boundary will focus showers and thunderstorms for the center of the nation. For New England, dry and breezy conditions could enhance favorable fire weather conditions. Read More >

Current conditions at

Boise Air Terminal (KBOI)

Lat: 43.56704°NLon: 116.24053°WElev: 2822.0ft.

Clear

82°F

28°C

Humidity 21%
Wind Speed NE 4 MPH
Barometer 30.0 in (1015.92 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 20 Sep 12:53 PM MDT
Extended Forecast for

Boise IDSimilar City Names

  • This Afternoon

    This Afternoon: Sunny, with a high near 88. Calm wind becoming west northwest around 5 mph.

    High: 88 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 62. West northwest wind around 5 mph becoming calm  in the evening.

    Low: 62 °F

    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 80. Light and variable wind becoming northwest 5 to 8 mph in the morning.

    High: 80 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: Mostly cloudy, then gradually becoming clear, with a low around 50. West northwest wind 3 to 8 mph.

    Low: 50 °F

    Decreasing
    Clouds

  • Monday

    Monday: Sunny, with a high near 75. Calm wind becoming west northwest 5 to 9 mph in the afternoon.

    High: 75 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 50.

    Low: 50 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 54.

    Low: 54 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 88. Calm wind becoming west northwest around 5 mph.
Tonight
Partly cloudy, with a low around 62. West northwest wind around 5 mph becoming calm in the evening.
Sunday
A 20 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 80. Light and variable wind becoming northwest 5 to 8 mph in the morning.
Sunday Night
Mostly cloudy, then gradually becoming clear, with a low around 50. West northwest wind 3 to 8 mph.
Monday
Sunny, with a high near 75. Calm wind becoming west northwest 5 to 9 mph in the afternoon.
Monday Night
Clear, with a low around 50.
Tuesday
Sunny, with a high near 83.
Tuesday Night
Clear, with a low around 54.
Wednesday
Sunny, with a high near 86.
Wednesday Night
Mostly clear, with a low around 56.
Thursday
Sunny, with a high near 83.
Thursday Night
Mostly clear, with a low around 54.
Friday
Sunny, with a high near 81.
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ABOUT THIS FORECAST

 
Point Forecast:
Boise IDSimilar City Names
 43.62°N 116.22°W (Elev. 2710 ft)
3:04 am MDT Sep 20, 2025
1pm MDT Sep 20, 2025-6pm MDT Sep 26, 2025
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database