Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Current conditions at

Ririe (ITD18)

Lat: 43.6111°NLon: 111.70531°WElev: 5106.0ft.

NA

74°F

23°C

Humidity 16%
Wind Speed SW 16 MPH
Barometer NA
Dewpoint 25°F (-4°C)
Visibility 1.24 mi
Last update 20 Mar 03:30 PM MDT
Extended Forecast for

Swan Valley ID

  • Tonight

    Tonight: Mostly clear, with a low around 45. South wind 6 to 8 mph becoming east southeast in the evening.

    Low: 45 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 71. East southeast wind 8 to 17 mph becoming west southwest in the afternoon. Winds could gust as high as 26 mph.

    High: 71 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of rain.  Snow level 9700 feet lowering to 8300 feet after midnight . Mostly cloudy, with a low around 40. Southwest wind 6 to 14 mph, with gusts as high as 24 mph.

    Low: 40 °F

    Slight Chance
    Rain

  • Sunday

    Sunday: Sunny, with a high near 58. South southwest wind 5 to 8 mph.

    High: 58 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 36. West southwest wind 6 to 8 mph becoming southeast after midnight.

    Low: 36 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 60.

    High: 60 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 40.

    Low: 40 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 64.

    High: 64 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 44.

    Low: 44 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 45. South wind 6 to 8 mph becoming east southeast in the evening.
Saturday
Mostly sunny, with a high near 71. East southeast wind 8 to 17 mph becoming west southwest in the afternoon. Winds could gust as high as 26 mph.
Saturday Night
A 20 percent chance of rain. Snow level 9700 feet lowering to 8300 feet after midnight . Mostly cloudy, with a low around 40. Southwest wind 6 to 14 mph, with gusts as high as 24 mph.
Sunday
Sunny, with a high near 58. South southwest wind 5 to 8 mph.
Sunday Night
Partly cloudy, with a low around 36. West southwest wind 6 to 8 mph becoming southeast after midnight.
Monday
Partly sunny, with a high near 60.
Monday Night
Mostly cloudy, with a low around 40.
Tuesday
Partly sunny, with a high near 64.
Tuesday Night
Mostly cloudy, with a low around 44.
Wednesday
Mostly sunny, with a high near 67.
Wednesday Night
Partly cloudy, with a low around 37.
Thursday
Sunny, with a high near 53.
Thursday Night
Mostly clear, with a low around 29.
Friday
Sunny, with a high near 58.
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ABOUT THIS FORECAST

 
Point Forecast:
Swan Valley ID
 43.46°N 111.34°W (Elev. 5509 ft)
12:21 pm MDT Mar 20, 2026
4pm MDT Mar 20, 2026-6pm MDT Mar 27, 2026
 
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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