Tracking Areas of Fire Weather, Winter Weather, and Severe Weather Thursday

Continuation of gusty winds and low relative humidity will bring additional periods of critical fire weather to the southern Plains Thursday and Friday. Another Pacific storm will continue gusty winds and heavy snow over the western mountains into Thursday. Severe thunderstorms are possible across parts of the middle Mississippi into lower Ohio Valleys Thursday afternoon into early evening. Read More >

Current conditions at

ROCKY BOY (RCBM8)

Lat: 48.25529°NLon: 109.78592°WElev: 3789.0ft.

NA

-9°F

-23°C

Humidity 68%
Wind Speed NW 1 MPH
Barometer NA
Dewpoint -17°F (-27°C)
Visibility NA
Last update 19 Feb 12:18 AM MST
Extended Forecast for

4 Miles ESE Big Sandy MT

Cold Weather Advisory February 19, 01:27am until February 19, 12:00pm
Click here for hazard details and duration
Cold Weather Advisory
  •  
    Cold Weather Advisory February 19, 01:27am until February 19, 12:00pm

    NOW until 12:00pm Thu

    Cold Weather Advisory

  • Overnight

    Low: -13 °F

    Chance Snow

  • Thursday

    Thursday: A 40 percent chance of snow, mainly before 9am.  Cloudy, then gradually becoming mostly sunny, with a high near 9. Wind chill values as low as -25. North wind around 5 mph becoming light and variable  in the morning.  New snow accumulation of less than a half inch possible.

    High: 9 °F

    Chance Snow
    then Partly
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around -6. Wind chill values as low as -15. Calm wind becoming east around 5 mph.

    Low: -6 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 22. Wind chill values as low as -10. Light and variable wind becoming south around 5 mph in the afternoon.

    High: 22 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 2. Calm wind.

    Low: 2 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 26. Light and variable wind.

    High: 26 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 5. Light and variable wind becoming east around 6 mph in the evening.

    Low: 5 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 28. East southeast wind 6 to 10 mph, with gusts as high as 18 mph.

    High: 28 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A 40 percent chance of snow. Cloudy, with a low around -13. Wind chill values as low as -30. North northwest wind 6 to 8 mph. Total nighttime snow accumulation of 1 to 2 inches possible.
Thursday
A 40 percent chance of snow, mainly before 9am. Cloudy, then gradually becoming mostly sunny, with a high near 9. Wind chill values as low as -25. North wind around 5 mph becoming light and variable in the morning. New snow accumulation of less than a half inch possible.
Thursday Night
Mostly clear, with a low around -6. Wind chill values as low as -15. Calm wind becoming east around 5 mph.
Friday
Mostly sunny, with a high near 22. Wind chill values as low as -10. Light and variable wind becoming south around 5 mph in the afternoon.
Friday Night
Mostly cloudy, with a low around 2. Calm wind.
Saturday
Mostly sunny, with a high near 26. Light and variable wind.
Saturday Night
Partly cloudy, with a low around 5. Light and variable wind becoming east around 6 mph in the evening.
Sunday
Mostly cloudy, with a high near 28. East southeast wind 6 to 10 mph, with gusts as high as 18 mph.
Sunday Night
Partly cloudy, with a low around 12.
Monday
Mostly sunny, with a high near 43.
Monday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 27.
Tuesday
A slight chance of rain and snow. Partly sunny, with a high near 46.
Tuesday Night
Partly cloudy, with a low around 24.
Wednesday
Mostly sunny, with a high near 49.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ESE Big Sandy MT
 48.16°N 110.04°W (Elev. 2825 ft)
11:32 pm MST Feb 18, 2026
1am MST Feb 19, 2026-6pm MST Feb 25, 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