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

South Big Horn County Airport (KGEY)

Lat: 44.5174°NLon: 108.0752°WElev: 3934.0ft.

Partly Cloudy

N/A

Humidity 29%
Wind Speed SW 4 MPH
Barometer NA
Dewpoint N/A
Visibility 10.00 mi
Last update 18 Jul 06:30 PM MDT
Extended Forecast for

4 Miles W Shell WY

Heat Advisory August 1, 10:30pm until August 2, 10:00pm
Red Flag Warning August 2, 01:00pm until August 2, 09:00pm
Click here for hazard details and duration
Heat Advisory
Red Flag Warning
  •  
    Heat Advisory August 1, 10:30pm until August 2, 10:00pm

    NOW until 10:00pm Sun

    Heat Advisory

  • Tonight

    Low: 67 °F

    Patchy Smoke

  • Sunday

    Sunday: Patchy smoke. Mostly sunny and hot, with a high near 101. Calm wind becoming south southwest 5 to 7 mph in the morning.

    High: 101 °F

    Patchy Smoke

  • Sunday Night

    Sunday Night: Patchy smoke. Mostly clear, with a low around 60. West northwest wind 5 to 13 mph becoming southeast in the evening. Winds could gust as high as 22 mph.

    Low: 60 °F

    Patchy Smoke

  • Monday

    Monday: Sunny, with a high near 83. Breezy, with a south southwest wind 8 to 13 mph becoming west northwest 16 to 21 mph in the morning. Winds could gust as high as 31 mph.

    High: 83 °F

    Sunny then
    Sunny and
    Breezy

  • Monday Night

    Monday Night: Mostly clear, with a low around 51. Breezy, with a northwest wind 15 to 20 mph becoming light and variable  after midnight. Winds could gust as high as 31 mph.

    Low: 51 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 83. Calm wind becoming northwest around 6 mph in the afternoon.

    High: 83 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 54. North northwest wind 5 to 10 mph becoming northeast after midnight. Winds could gust as high as 21 mph.

    Low: 54 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

Detailed Forecast

Tonight
Patchy smoke before 4am, then patchy smoke after 5am. Partly cloudy, with a low around 67. East wind 5 to 7 mph becoming southwest in the evening.
Sunday
Patchy smoke. Mostly sunny and hot, with a high near 101. Calm wind becoming south southwest 5 to 7 mph in the morning.
Sunday Night
Patchy smoke. Mostly clear, with a low around 60. West northwest wind 5 to 13 mph becoming southeast in the evening. Winds could gust as high as 22 mph.
Monday
Sunny, with a high near 83. Breezy, with a south southwest wind 8 to 13 mph becoming west northwest 16 to 21 mph in the morning. Winds could gust as high as 31 mph.
Monday Night
Mostly clear, with a low around 51. Breezy, with a northwest wind 15 to 20 mph becoming light and variable after midnight. Winds could gust as high as 31 mph.
Tuesday
Sunny, with a high near 83. Calm wind becoming northwest around 6 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 54. North northwest wind 5 to 10 mph becoming northeast after midnight. Winds could gust as high as 21 mph.
Wednesday
Sunny, with a high near 90.
Wednesday Night
Mostly clear, with a low around 58.
Thursday
Sunny, with a high near 96.
Thursday Night
Mostly clear, with a low around 62.
Friday
Sunny, with a high near 96.
Friday Night
Mostly clear, with a low around 63.
Saturday
Sunny, with a high near 96.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles W Shell WY
 44.53°N 107.86°W (Elev. 4140 ft)
9:16 pm MDT Aug 1, 2026
10pm MDT Aug 1, 2026-6pm MDT Aug 8, 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