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

Karst US-191 MP 55.3 (MTKAR)

Lat: 45.34534°NLon: 111.17261°WElev: 5699.0ft.

unknown precip

56°F

13°C

Humidity 95%
Wind Speed NNW 4 MPH
Barometer NA
Dewpoint 55°F (13°C)
Visibility NA
Last update 15 Jul 04:45 PM MDT
Extended Forecast for

14 Miles ESE Big Sky MT

  • This Afternoon

    This Afternoon: Showers likely and possibly a thunderstorm.  Cloudy, with a steady temperature around 50. Northeast wind around 13 mph, with gusts as high as 20 mph.  Chance of precipitation is 70%.

    High: 50 °F

    Showers
    Likely

  • Tonight

    Tonight: Showers and thunderstorms likely before midnight, then a chance of rain, mainly between midnight and 2am.  Mostly cloudy, with a low around 38. Northeast wind 11 to 15 mph, with gusts as high as 23 mph.  Chance of precipitation is 70%.

    Low: 38 °F

    Showers
    Likely then
    Chance Rain

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 57. Northeast wind 7 to 10 mph.

    High: 57 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 45. North wind 8 to 10 mph becoming south after midnight.

    Low: 45 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 67. South southwest wind 11 to 17 mph, with gusts as high as 28 mph.

    High: 67 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 47. West wind 6 to 16 mph, with gusts as high as 25 mph.

    Low: 47 °F

    Mostly Clear

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after noon.  Sunny, with a high near 67. South southwest wind 6 to 13 mph, with gusts as high as 21 mph.

    High: 67 °F

    Sunny then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: Partly cloudy, with a low around 47. West wind around 10 mph becoming south after midnight. Winds could gust as high as 18 mph.

    Low: 47 °F

    Partly Cloudy

  • Saturday

    Saturday: A slight chance of showers and thunderstorms after noon.  Sunny, with a high near 67.

    High: 67 °F

    Sunny then
    Slight Chance
    T-storms

Detailed Forecast

This Afternoon
Showers likely and possibly a thunderstorm. Cloudy, with a steady temperature around 50. Northeast wind around 13 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
Tonight
Showers and thunderstorms likely before midnight, then a chance of rain, mainly between midnight and 2am. Mostly cloudy, with a low around 38. Northeast wind 11 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 70%.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 57. Northeast wind 7 to 10 mph.
Wednesday Night
Mostly clear, with a low around 45. North wind 8 to 10 mph becoming south after midnight.
Thursday
Sunny, with a high near 67. South southwest wind 11 to 17 mph, with gusts as high as 28 mph.
Thursday Night
Mostly clear, with a low around 47. West wind 6 to 16 mph, with gusts as high as 25 mph.
Friday
A 20 percent chance of showers and thunderstorms after noon. Sunny, with a high near 67. South southwest wind 6 to 13 mph, with gusts as high as 21 mph.
Friday Night
Partly cloudy, with a low around 47. West wind around 10 mph becoming south after midnight. Winds could gust as high as 18 mph.
Saturday
A slight chance of showers and thunderstorms after noon. Sunny, with a high near 67.
Saturday Night
Partly cloudy, with a low around 47.
Sunday
Mostly sunny, with a high near 66.
Sunday Night
Partly cloudy, with a low around 46.
Monday
Mostly sunny, with a high near 64.
Monday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 46.
Tuesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 63.
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ABOUT THIS FORECAST

 
Point Forecast:
14 Miles ESE Big Sky MT
 45.17°N 111.09°W (Elev. 9400 ft)
2:26 pm MDT Jul 15, 2025
5pm MDT Jul 15, 2025-6pm MDT Jul 22, 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