Coastal and Marine Impacts from Imelda and Humberto as Both Track Away from the Southeast U.S.

Swells and high surf from both Imelda and Humberto are expected to bring dangerous marine and rip current conditions to the east coast of Florida and Georgia today, spreading north along much of the east coast of the U.S. this week. Heavy rainfall north and west of Imelda falling across coastal Florida and Georgia into the Carolinas could cause isolated flash and urban flooding through Tuesday. Read More >

Hazardous Weather Conditions

Current conditions at

Buffalo - Johnson County Airport (KBYG)

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

Clear

75°F

24°C

Humidity 27%
Wind Speed SSE 8 MPH
Barometer 30.0 in (1015.92 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 29 Sep 03:00 PM MDT
Extended Forecast for

3 Miles N Buffalo WY

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 78. Southeast wind 7 to 9 mph.

    High: 78 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 57. Southwest wind 5 to 9 mph.

    Low: 57 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 79. West wind 5 to 9 mph becoming east in the morning.

    High: 79 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 10 percent chance of showers and thunderstorms before 9pm.  Partly cloudy, with a low around 50. West southwest wind 7 to 10 mph.

    Low: 50 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 76. West southwest wind around 7 mph becoming east northeast in the afternoon.

    High: 76 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 51. Northeast wind 6 to 10 mph becoming southwest after midnight.

    Low: 51 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 78. West southwest wind 8 to 10 mph becoming east northeast in the afternoon.

    High: 78 °F

    Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of showers.  Partly cloudy, with a low around 47.

    Low: 47 °F

    Slight Chance
    Showers

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after noon.  Mostly cloudy, with a high near 63. Chance of precipitation is 50%.

    High: 63 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 78. Southeast wind 7 to 9 mph.
Tonight
Mostly clear, with a low around 57. Southwest wind 5 to 9 mph.
Tuesday
Mostly sunny, with a high near 79. West wind 5 to 9 mph becoming east in the morning.
Tuesday Night
A 10 percent chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 50. West southwest wind 7 to 10 mph.
Wednesday
Sunny, with a high near 76. West southwest wind around 7 mph becoming east northeast in the afternoon.
Wednesday Night
Mostly clear, with a low around 51. Northeast wind 6 to 10 mph becoming southwest after midnight.
Thursday
Sunny, with a high near 78. West southwest wind 8 to 10 mph becoming east northeast in the afternoon.
Thursday Night
A 20 percent chance of showers. Partly cloudy, with a low around 47.
Friday
A chance of showers, with thunderstorms also possible after noon. Mostly cloudy, with a high near 63. Chance of precipitation is 50%.
Friday Night
A 30 percent chance of showers, mainly before midnight. Partly cloudy, with a low around 42.
Saturday
A slight chance of showers. Mostly sunny, with a high near 64.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 40.
Sunday
A chance of showers. Partly sunny, with a high near 54.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N Buffalo WY
 44.39°N 106.73°W (Elev. 4869 ft)
2:50 pm MDT Sep 29, 2025
3pm MDT Sep 29, 2025-6pm MDT Oct 5, 2025
 
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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