Heat Builds in the West; Extremely Critical Fire Weather in the Northwest

A heat wave over the Southwest will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Critical to extremely critical fire weather conditions are forecast from the Northwest and the northern Great Basin this weekend. Particularly Dangerous Situation Red Flag Warnings have been issued. Read More >

Current conditions at

Hailey, Friedman Memorial Airport (KSUN)

Lat: 43.5°NLon: 114.3°WElev: 5318.0ft.

Clear

63°F

17°C

Humidity 36%
Wind Speed NW 8 MPH
Barometer 30.23 in (1023.71 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 01 Aug 01:55 AM MDT
Extended Forecast for

19 Miles W Lost River ID

Red Flag Warning August 1, 02:00pm until August 2, 09:00pm
Click here for hazard details and duration
Red Flag Warning
  • Overnight

    Overnight: Mostly clear, with a low around 55. South wind around 7 mph.

    Low: 55 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 76. Breezy, with a southwest wind 7 to 12 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 34 mph.

    High: 76 °F

    Sunny then
    Mostly Sunny
    and Breezy

  • Saturday Night

    Saturday Night: Patchy smoke between 3am and 4am. Partly cloudy, with a low around 54. Breezy, with a west wind 17 to 22 mph decreasing to 8 to 13 mph after midnight. Winds could gust as high as 34 mph.

    Low: 54 °F

    Partly Cloudy
    and Breezy
    then Patchy
    Smoke

  • Sunday

    Sunday: Sunny, with a high near 70. Breezy, with a west southwest wind 9 to 14 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 39 mph.

    High: 70 °F

    Sunny then
    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 44. Breezy, with a northwest wind 15 to 22 mph, with gusts as high as 34 mph.

    Low: 44 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Monday

    Monday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 55. South wind around 7 mph.
Saturday
Sunny, with a high near 76. Breezy, with a southwest wind 7 to 12 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 34 mph.
Saturday Night
Patchy smoke between 3am and 4am. Partly cloudy, with a low around 54. Breezy, with a west wind 17 to 22 mph decreasing to 8 to 13 mph after midnight. Winds could gust as high as 34 mph.
Sunday
Sunny, with a high near 70. Breezy, with a west southwest wind 9 to 14 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 39 mph.
Sunday Night
Mostly clear, with a low around 44. Breezy, with a northwest wind 15 to 22 mph, with gusts as high as 34 mph.
Monday
Sunny, with a high near 64.
Monday Night
Mostly clear, with a low around 44.
Tuesday
Sunny, with a high near 66.
Tuesday Night
Mostly clear, with a low around 47.
Wednesday
Sunny, with a high near 73.
Wednesday Night
Mostly clear, with a low around 52.
Thursday
Sunny, with a high near 74.
Thursday Night
Mostly clear, with a low around 52.
Friday
Sunny, with a high near 75.
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ABOUT THIS FORECAST

 
Point Forecast:
19 Miles W Lost River ID
 43.67°N 113.91°W (Elev. 9524 ft)
12:46 am MDT Aug 1, 2026
2am MDT Aug 1, 2026-6pm MDT Aug 7, 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