Risks of Severe Thunderstorms and Excessive Rainfall in the Central U.S.; Fire Weather Concerns in Alaska and Southwest

An expansive storm system will bring widespread storms with a threat for flash flooding and severe weather to much of the central to eastern U.S. into early this week. Critical fire weather conditions are expected across interior Alaska this weekend. Elevated fire conditions also expected in the Southwest U.S.. Conditions will remain uncomfortably hot across the southern Plains and the Southeast. Read More >

Current conditions at

Buffalo - Johnson County Airport (KBYG)

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

Overcast

63°F

17°C

Humidity 67%
Wind Speed W 6 MPH
Barometer 29.83 in (1010.16 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 20 Jun 08:20 PM MDT
Extended Forecast for

6 Miles WSW Buffalo WY

  • Tonight

    Tonight: Scattered showers and thunderstorms. Some of the storms could be severe.  Mostly cloudy, with a low around 51. Northwest wind 5 to 8 mph becoming west southwest in the evening.  Chance of precipitation is 50%.

    Low: 51 °F

    Severe
    Thunderstorms
    then
    Scattered
    Showers

  • Sunday

    Sunday: A chance of showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 4pm, then a chance of showers and thunderstorms after 4pm.  Cloudy, then gradually becoming mostly sunny, with a high near 70. Breezy, with a north wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 24 mph.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 70 °F

    Showers
    Likely and
    Breezy

  • Sunday Night

    Sunday Night: A 50 percent chance of showers and thunderstorms.  Partly cloudy, with a low around 49. North wind 5 to 9 mph becoming calm.

    Low: 49 °F

    Chance
    T-storms then
    Chance
    Showers

  • Monday

    Monday: Showers and possibly a thunderstorm.  High near 68. Breezy, with a southwest wind 5 to 15 mph becoming northeast in the afternoon. Winds could gust as high as 24 mph.  Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 68 °F

    Showers
    Likely then
    Showers and
    Breezy

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before midnight, then a slight chance of showers.  Partly cloudy, with a low around 46. Breezy, with a north wind 10 to 15 mph becoming light and variable  after midnight. Winds could gust as high as 25 mph.  Chance of precipitation is 60%.

    Low: 46 °F

    Showers
    Likely and
    Breezy then
    Slight Chance
    Showers

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 66. Calm wind becoming north northeast 5 to 7 mph in the afternoon.

    High: 66 °F

    Mostly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 10 percent chance of showers and thunderstorms before midnight.  Mostly clear, with a low around 46. North northeast wind 5 to 7 mph becoming calm  after midnight.

    Low: 46 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms after noon.  Sunny, with a high near 72.

    High: 72 °F

    Sunny then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 50.

    Low: 50 °F

    Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Tonight
Scattered showers and thunderstorms. Some of the storms could be severe. Mostly cloudy, with a low around 51. Northwest wind 5 to 8 mph becoming west southwest in the evening. Chance of precipitation is 50%.
Sunday
A chance of showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 4pm, then a chance of showers and thunderstorms after 4pm. Cloudy, then gradually becoming mostly sunny, with a high near 70. Breezy, with a north wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 49. North wind 5 to 9 mph becoming calm.
Monday
Showers and possibly a thunderstorm. High near 68. Breezy, with a southwest wind 5 to 15 mph becoming northeast in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
Showers likely and possibly a thunderstorm before midnight, then a slight chance of showers. Partly cloudy, with a low around 46. Breezy, with a north wind 10 to 15 mph becoming light and variable after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 60%.
Tuesday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 66. Calm wind becoming north northeast 5 to 7 mph in the afternoon.
Tuesday Night
A 10 percent chance of showers and thunderstorms before midnight. Mostly clear, with a low around 46. North northeast wind 5 to 7 mph becoming calm after midnight.
Wednesday
A 50 percent chance of showers and thunderstorms after noon. Sunny, with a high near 72.
Wednesday Night
A 40 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 50.
Thursday
A slight chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly sunny, with a high near 76. Chance of precipitation is 60%.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 53.
Friday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 82.
Friday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 56.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 81.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles WSW Buffalo WY
 44.31°N 106.84°W (Elev. 6184 ft)
7:17 pm MDT Jun 20, 2026
8pm MDT Jun 20, 2026-6pm MDT Jun 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