National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

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 >

Hazardous Weather Conditions

Current conditions at

Buffalo - Johnson County Airport (KBYG)

Lat: 44.38122°NLon: 106.71947°WElev: 4925.0ft.

Clear

99°F

37°C

Humidity 10%
Wind Speed NE 12 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Heat Index94°F (34°C)
Last update 01 Aug 05:35 PM MDT
Extended Forecast for

Buffalo WY

Heat Advisory August 1, 05:47pm until August 2, 10:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 1, 05:47pm until August 2, 10:00pm

    NOW until 10:00pm Sun

    Heat Advisory

  • Tonight

    Low: 68 °F

    Patchy Smoke

  • Sunday

    Sunday: Patchy smoke. Mostly sunny, with a high near 94. Breezy, with a north northwest wind 16 to 21 mph becoming east southeast 6 to 11 mph in the afternoon. Winds could gust as high as 32 mph.

    High: 94 °F

    Patchy Smoke
    and Breezy

  • Sunday Night

    Sunday Night: Patchy smoke. Mostly clear, with a low around 62. Breezy, with a north wind 5 to 10 mph becoming north northwest 18 to 23 mph in the evening. Winds could gust as high as 32 mph.

    Low: 62 °F

    Patchy Smoke
    and Breezy

  • Monday

    Monday: Sunny, with a high near 74. Windy, with a north wind 18 to 23 mph increasing to 26 to 31 mph in the morning. Winds could gust as high as 44 mph.

    High: 74 °F

    Sunny and
    Windy

  • Monday Night

    Monday Night: Mostly clear, with a low around 50. Breezy, with a north wind 16 to 21 mph becoming light and variable after midnight. Winds could gust as high as 30 mph.

    Low: 50 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 77. Breezy, with a light and variable wind becoming southeast 11 to 16 mph in the morning. Winds could gust as high as 24 mph.

    High: 77 °F

    Sunny and
    Breezy

  • Tuesday Night

    Tuesday Night: A 10 percent chance of showers and thunderstorms before midnight. Mostly clear, with a low around 53. Northeast wind 5 to 8 mph becoming west after midnight.

    Low: 53 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

Detailed Forecast

Tonight
Patchy smoke before 4am. Partly cloudy, with a low around 68. East wind 6 to 14 mph becoming west after midnight. Winds could gust as high as 28 mph.
Sunday
Patchy smoke. Mostly sunny, with a high near 94. Breezy, with a north northwest wind 16 to 21 mph becoming east southeast 6 to 11 mph in the afternoon. Winds could gust as high as 32 mph.
Sunday Night
Patchy smoke. Mostly clear, with a low around 62. Breezy, with a north wind 5 to 10 mph becoming north northwest 18 to 23 mph in the evening. Winds could gust as high as 32 mph.
Monday
Sunny, with a high near 74. Windy, with a north wind 18 to 23 mph increasing to 26 to 31 mph in the morning. Winds could gust as high as 44 mph.
Monday Night
Mostly clear, with a low around 50. Breezy, with a north wind 16 to 21 mph becoming light and variable after midnight. Winds could gust as high as 30 mph.
Tuesday
Sunny, with a high near 77. Breezy, with a light and variable wind becoming southeast 11 to 16 mph in the morning. Winds could gust as high as 24 mph.
Tuesday Night
A 10 percent chance of showers and thunderstorms before midnight. Mostly clear, with a low around 53. Northeast wind 5 to 8 mph becoming west after midnight.
Wednesday
Sunny, with a high near 84.
Wednesday Night
Mostly clear, with a low around 57.
Thursday
Sunny, with a high near 91.
Thursday Night
Mostly clear, with a low around 63.
Friday
Sunny, with a high near 91.
Friday Night
Mostly clear, with a low around 64.
Saturday
Sunny, with a high near 90.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Buffalo WY
 44.34°N 106.72°W (Elev. 4797 ft)
Last Update:
2:48 pm MDT Aug 1, 2026
Forecast Valid:
5pm MDT Aug 1, 2026-6pm MDT Aug 8, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation