Wildfire Smoke and Severe Thunderstorms in the East; Monsoon Thunderstorms in the Southwest

Wildfire smoke continues to impact air quality from the Great Lakes region into New England and the Mid-Atlantic today with widespread Air Quality Alerts in effect. Severe thunderstorms are expected across portions of the Ohio Valley and Lower Great Lakes into the Mid-Atlantic and Northeast, this afternoon into the evening. Monsoonal thunderstorms may bring areas of flooding to the Southwest. Read More >

Current conditions at

Buffalo - Johnson County Airport (KBYG)

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

Clear

70°F

21°C

Humidity 73%
Wind Speed SSE 9 MPH
Barometer 30.14 in (1020.66 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 18 Jul 08:00 AM MDT
Extended Forecast for

Buffalo WY

  • Today

    Today: A 30 percent chance of showers and thunderstorms, mainly after 2pm.  Partly sunny, with a high near 94. South southeast wind 8 to 14 mph becoming north in the afternoon. Winds could gust as high as 23 mph.

    High: 94 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 11pm.  Mostly cloudy, then gradually becoming mostly clear, with a low around 68. North northwest wind 5 to 13 mph becoming south southwest in the evening. Winds could gust as high as 21 mph.

    Low: 68 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms, mainly after 4pm.  Mostly sunny, with a high near 94. Light and variable wind becoming north northeast 5 to 9 mph in the morning.

    High: 94 °F

    Mostly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 66. West northwest wind around 8 mph.

    Low: 66 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 89. Breezy, with a north wind 9 to 14 mph increasing to 15 to 20 mph in the morning. Winds could gust as high as 29 mph.

    High: 89 °F

    Sunny and
    Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 62. Breezy, with a north wind 11 to 16 mph becoming light and variable  after midnight. Winds could gust as high as 24 mph.

    Low: 62 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 88. Light and variable wind becoming southeast 8 to 13 mph in the morning.

    High: 88 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms, mainly before midnight.  Mostly cloudy, with a low around 65.

    Low: 65 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A slight chance of showers, then showers likely and possibly a thunderstorm after noon.  Partly sunny, with a high near 87. Chance of precipitation is 60%.

    High: 87 °F

    Slight Chance
    Showers then
    Showers
    Likely

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 94. South southeast wind 8 to 14 mph becoming north in the afternoon. Winds could gust as high as 23 mph.
Tonight
A 20 percent chance of showers and thunderstorms before 11pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 68. North northwest wind 5 to 13 mph becoming south southwest in the evening. Winds could gust as high as 21 mph.
Sunday
A 30 percent chance of showers and thunderstorms, mainly after 4pm. Mostly sunny, with a high near 94. Light and variable wind becoming north northeast 5 to 9 mph in the morning.
Sunday Night
Mostly clear, with a low around 66. West northwest wind around 8 mph.
Monday
Sunny, with a high near 89. Breezy, with a north wind 9 to 14 mph increasing to 15 to 20 mph in the morning. Winds could gust as high as 29 mph.
Monday Night
Partly cloudy, with a low around 62. Breezy, with a north wind 11 to 16 mph becoming light and variable after midnight. Winds could gust as high as 24 mph.
Tuesday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 88. Light and variable wind becoming southeast 8 to 13 mph in the morning.
Tuesday Night
A 30 percent chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 65.
Wednesday
A slight chance of showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 87. Chance of precipitation is 60%.
Wednesday Night
Showers likely and possibly a thunderstorm before midnight, then a slight chance of showers. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.
Thursday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 85.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 63.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
Buffalo WY
 44.34°N 106.72°W (Elev. 4797 ft)
6:31 am MDT Jul 18, 2026
8am MDT Jul 18, 2026-6pm MDT Jul 24, 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