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

Risks of Severe Thunderstorms and Excessive Rainfall; Fire Weather Concerns and Record Warmth

Severe thunderstorms and flash flooding risks increase across the center of the nation today. Meanwhile, ongoing thunderstorms and flash flooding will linger along the Gulf Coast states through the evening. The Great Basin and Intermountain West, warm temperatures and dry fuels with dry lightning may enhance fire weather potential. In addition, across interior Alaska, Red Flag Warning are posted. Read More >

Hazardous Weather Conditions

Current conditions at

Buffalo - Johnson County Airport (KBYG)

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

Partly Cloudy

77°F

25°C

Humidity 31%
Wind Speed SSW 10 MPH
Barometer 29.8 in (1009.14 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 20 Jun 02:20 PM MDT
Extended Forecast for

13 Miles W Buffalo WY

Severe T-storm Watch until June 20, 09:00pm
Click here for hazard details and duration
Severe T-storm Watch
  •  
    Severe T-storm Watch until June 20, 09:00pm

    NOW until 9:00pm Sat

    Severe T-storm Watch

  • This Afternoon

    High: 63 °F

    Severe
    Thunderstorms
    and Breezy

  • Tonight

    Tonight: Scattered showers and thunderstorms. Some of the storms could be severe. Mostly cloudy, with a low around 43. Breezy, with a west wind 6 to 16 mph becoming north in the evening. Winds could gust as high as 23 mph. Chance of precipitation is 50%.

    Low: 43 °F

    Severe
    Thunderstorms
    and Breezy
    then
    Scattered
    Showers

  • Sunday

    Sunday: A chance of showers and thunderstorms before 1pm, then showers likely and possibly a thunderstorm between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Cloudy, then gradually becoming mostly sunny, with a high near 59. West northwest wind 7 to 14 mph becoming north in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 59 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5am. Partly cloudy, with a low around 41. North northeast wind 5 to 8 mph becoming calm. Chance of precipitation is 60%.

    Low: 41 °F

    Chance
    T-storms then
    Showers
    Likely

  • Monday

    Monday: Showers likely, then showers and possibly a thunderstorm after 9am. High near 58. West southwest wind 5 to 9 mph becoming north in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 58 °F

    Showers

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before midnight, then a slight chance of showers. Partly cloudy, with a low around 38. North wind 5 to 9 mph becoming calm in the evening. Chance of precipitation is 60%.

    Low: 38 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Tuesday

    Tuesday: A slight chance of showers, then a chance of showers and thunderstorms after noon. Mostly sunny, with a high near 56. Calm wind becoming east 5 to 7 mph in the morning. Chance of precipitation is 30%.

    High: 56 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms before midnight. Mostly clear, with a low around 38.

    Low: 38 °F

    Slight Chance
    T-storms then
    Mostly Clear

Detailed Forecast

This Afternoon
Scattered showers and thunderstorms, then showers likely and possibly a thunderstorm after 4pm. Some of the storms could be severe. Partly sunny, with a steady temperature around 63. Breezy, with a west wind 8 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 70%.
Tonight
Scattered showers and thunderstorms. Some of the storms could be severe. Mostly cloudy, with a low around 43. Breezy, with a west wind 6 to 16 mph becoming north in the evening. Winds could gust as high as 23 mph. Chance of precipitation is 50%.
Sunday
A chance of showers and thunderstorms before 1pm, then showers likely and possibly a thunderstorm between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Cloudy, then gradually becoming mostly sunny, with a high near 59. West northwest wind 7 to 14 mph becoming north in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5am. Partly cloudy, with a low around 41. North northeast wind 5 to 8 mph becoming calm. Chance of precipitation is 60%.
Monday
Showers likely, then showers and possibly a thunderstorm after 9am. High near 58. West southwest wind 5 to 9 mph becoming north in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter 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 38. North wind 5 to 9 mph becoming calm in the evening. Chance of precipitation is 60%.
Tuesday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Mostly sunny, with a high near 56. Calm wind becoming east 5 to 7 mph in the morning. Chance of precipitation is 30%.
Tuesday Night
A 20 percent chance of showers and thunderstorms before midnight. Mostly clear, with a low around 38.
Wednesday
A slight chance of showers, then showers likely and possibly a thunderstorm after noon. Sunny, with a high near 62. Chance of precipitation is 60%.
Wednesday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Partly cloudy, with a low around 42. Chance of precipitation is 40%.
Thursday
Showers likely and possibly a thunderstorm. Mostly sunny, with a high near 65.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 46.
Friday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 71.
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles W Buffalo WY
 44.33°N 106.99°W (Elev. 8074 ft)
Last Update:
2:03 pm MDT Jun 20, 2026
Forecast Valid:
2pm MDT Jun 20, 2026-6pm MDT Jun 26, 2026
 
Forecast Discussion
 
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Additional Resources

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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