Another Round of Heavy Rain and Mountain Snow in California; Snow in the Great Lakes and Northeast

Another round of heavy rainfall will renew concerns for additional flash flooding and landslides in southern California around burn scars and coastal mountain ranges. A low pressure system is bringing enhanced snowfall downwind from the lower Great Lakes into the Northeast mountain ranges. Above average temperatures will challenge or break daily record high temperatures across the southern Plains. Read More >

Hazardous Weather Conditions

Current conditions at

MAMMOTH AT YELLOWSTONE NATIONAL PARK (YLAW4)

Lat: 44.977222°NLon: 110.695278°WElev: 6138.0ft.

NA

45°F

7°C

Humidity 71%
Wind Speed NE 0 MPH
Barometer NA
Dewpoint 36°F (2°C)
Visibility NA
Last update 17 Nov 11:15 AM MST
Extended Forecast for

17 Miles SE Big Sky MT

  • This Afternoon

    This Afternoon: A slight chance of rain and snow showers after 3pm.  Snow level 8200 feet. Mostly cloudy, with a high near 41. South southeast wind around 8 mph.  Chance of precipitation is 20%.

    High: 41 °F

    Isolated
    Rain/Snow

  • Tonight

    Tonight: A slight chance of rain and snow showers before 11pm, then a slight chance of snow showers between 11pm and 2am.  Mostly cloudy, with a low around 32. South southeast wind 6 to 8 mph.  Chance of precipitation is 20%.

    Low: 32 °F

    Isolated
    Rain/Snow
    then Isolated
    Snow Showers

  • Tuesday

    Tuesday: Partly sunny, with a high near 40. South wind around 9 mph.

    High: 40 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 28. South southwest wind around 7 mph.

    Low: 28 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of snow showers.  Partly sunny, with a high near 37. Southwest wind around 6 mph.  New snow accumulation of less than a half inch possible.

    High: 37 °F

    Chance Snow
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 27. South wind around 6 mph.

    Low: 27 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 38. South southwest wind around 7 mph.

    High: 38 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 26.

    Low: 26 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 37.

    High: 37 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A slight chance of rain and snow showers after 3pm. Snow level 8200 feet. Mostly cloudy, with a high near 41. South southeast wind around 8 mph. Chance of precipitation is 20%.
Tonight
A slight chance of rain and snow showers before 11pm, then a slight chance of snow showers between 11pm and 2am. Mostly cloudy, with a low around 32. South southeast wind 6 to 8 mph. Chance of precipitation is 20%.
Tuesday
Partly sunny, with a high near 40. South wind around 9 mph.
Tuesday Night
Mostly cloudy, with a low around 28. South southwest wind around 7 mph.
Wednesday
A 40 percent chance of snow showers. Partly sunny, with a high near 37. Southwest wind around 6 mph. New snow accumulation of less than a half inch possible.
Wednesday Night
Partly cloudy, with a low around 27. South wind around 6 mph.
Thursday
Mostly sunny, with a high near 38. South southwest wind around 7 mph.
Thursday Night
Partly cloudy, with a low around 26.
Friday
Mostly sunny, with a high near 37.
Friday Night
A 20 percent chance of snow showers after 11pm. Partly cloudy, with a low around 25.
Saturday
A slight chance of snow showers. Partly sunny, with a high near 34.
Saturday Night
A chance of snow showers. Mostly cloudy, with a low around 26.
Sunday
A chance of snow showers. Mostly cloudy, with a high near 34.
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ABOUT THIS FORECAST

 
Point Forecast:
17 Miles SE Big Sky MT
 45.08°N 111.1°W (Elev. 7615 ft)
10:19 am MST Nov 17, 2025
12pm MST Nov 17, 2025-6pm MST Nov 23, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database