Severe Weather Threats Across the Plains; Dangerous Heat and Wildfire Concerns for the West; Watching the Tropics

Severe thunderstorms are expected across the Central Plains accompanied by damaging wind gusts and large hail. In addition, heavy rainfall may lead to instances of flash flooding from the Plains and mid-Atlantic regions. The heavy rainfall threat continues across Florida and across the northern Gulf as we monitor a tropical disturbance tracking westward. Critical fire weather for the Great Basin. Read More >

Current conditions at

ROCKY BOY (RCBM8)

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

NA

53°F

12°C

Humidity 90%
Wind Speed E 4 MPH
Barometer NA
Dewpoint 50°F (10°C)
Visibility NA
Last update 15 Jul 07:18 AM MDT
Extended Forecast for

Big Sandy MT

  • Today

    Today: Showers, mainly before 4pm.  High near 60. North northeast wind 11 to 13 mph, with gusts as high as 22 mph.  Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 60 °F

    Showers

  • Tonight

    Tonight: Showers likely, mainly before 7pm.  Mostly cloudy, with a low around 47. Northeast wind 6 to 11 mph becoming light and variable  in the evening. Winds could gust as high as 18 mph.  Chance of precipitation is 60%.

    Low: 47 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Wednesday

    Wednesday: Patchy fog before 10am.  Otherwise, partly sunny, with a high near 69. Calm wind becoming southeast 5 to 8 mph in the afternoon.

    High: 69 °F

    Patchy Fog
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 48. East southeast wind around 10 mph, with gusts as high as 20 mph.

    Low: 48 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 79. Southeast wind around 8 mph.

    High: 79 °F

    Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 51. North wind 5 to 7 mph.

    Low: 51 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 80. West northwest wind around 5 mph.

    High: 80 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 55. North northeast wind around 6 mph becoming east southeast after midnight.

    Low: 55 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 89.

    High: 89 °F

    Mostly Sunny

Detailed Forecast

Today
Showers, mainly before 4pm. High near 60. North northeast wind 11 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Tonight
Showers likely, mainly before 7pm. Mostly cloudy, with a low around 47. Northeast wind 6 to 11 mph becoming light and variable in the evening. Winds could gust as high as 18 mph. Chance of precipitation is 60%.
Wednesday
Patchy fog before 10am. Otherwise, partly sunny, with a high near 69. Calm wind becoming southeast 5 to 8 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 48. East southeast wind around 10 mph, with gusts as high as 20 mph.
Thursday
Sunny, with a high near 79. Southeast wind around 8 mph.
Thursday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 51. North wind 5 to 7 mph.
Friday
Mostly sunny, with a high near 80. West northwest wind around 5 mph.
Friday Night
Mostly clear, with a low around 55. North northeast wind around 6 mph becoming east southeast after midnight.
Saturday
Mostly sunny, with a high near 89.
Saturday Night
Partly cloudy, with a low around 57.
Sunday
Mostly sunny, with a high near 87.
Sunday Night
Partly cloudy, with a low around 56.
Monday
Mostly sunny, with a high near 83.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Big Sandy MT
 48.18°N 110.11°W (Elev. 2759 ft)
4:23 am MDT Jul 15, 2025
8am MDT Jul 15, 2025-6pm MDT Jul 21, 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