Snow for the Southwest Mountains and Northern Plains to Northeast Sunday; More Significant Storm to Impact Eastern States Next Week

A storm crossing the Southwest states will bring heavy mountain snow Sunday into Monday. Further east, a separate storm will track from the Central Plains to the Mid-Atlantic states bringing a swath of ice and snow along and north of it's storm track Sunday into Monday. Next week, a stronger storm is expected to produce heavy rain over the Southeast with snow and ice from the Midwest to Northeast. Read More >

Hazardous Weather Conditions

Current conditions at

MAMMOTH AT YELLOWSTONE NP (YLAW4)

Lat: 44.97722°NLon: 110.69528°WElev: 6127ft.

NA

16°F

-9°C

Humidity 76%
Wind Speed SSW 3 G 3 MPH
Barometer NA
Dewpoint 10°F (-12°C)
Visibility NA
Last update 17 Feb 12:15 am MST
Extended Forecast for

17 Miles SE Big Sky MT

  • Overnight

    Overnight: A 40 percent chance of snow.  Mostly cloudy, with a steady temperature around 6. Wind chill values as low as -5. South southeast wind around 6 mph.  Total nighttime snow accumulation of less than one inch possible.

    Chance Snow

    Low: 6 °F

  • Sunday

    Sunday: A 30 percent chance of snow showers, mainly before 2pm.  Mostly cloudy, with a high near 12. Wind chill values as low as -10. East wind 5 to 8 mph becoming north in the morning.

    Chance Snow
    Showers

    High: 12 °F

  • Sunday
    Night

    Sunday Night: Mostly cloudy, with a low around -8. Wind chill values as low as -15. Northeast wind 3 to 7 mph.

    Mostly Cloudy

    Low: -8 °F

  • Washington's
    Birthday

    Washington's Birthday: A 30 percent chance of snow showers after 11am.  Mostly cloudy, with a high near 11. Wind chill values as low as -15. North wind 3 to 5 mph.

    Chance Snow
    Showers

    High: 11 °F

  • Monday
    Night

    Monday Night: A 20 percent chance of snow showers before 11pm.  Mostly cloudy, with a low around -7. Light and variable wind becoming southwest around 5 mph after midnight.

    Slight Chance
    Snow Showers
    then Partly
    Cloudy

    Low: -7 °F

  • Tuesday

    Tuesday: Sunny, with a high near 16. Southwest wind 3 to 7 mph.

    Sunny

    High: 16 °F

  • Tuesday
    Night

    Tuesday Night: A 20 percent chance of snow after 11pm.  Partly cloudy, with a low around -2. South southwest wind around 7 mph.

    Slight Chance
    Snow

    Low: -2 °F

  • Wednesday

    Wednesday: A 40 percent chance of snow.  Mostly cloudy, with a high near 13.

    Chance Snow

    High: 13 °F

  • Wednesday
    Night

    Wednesday Night: A 20 percent chance of snow.  Cloudy, with a low around 1.

    Slight Chance
    Snow

    Low: 1 °F

Detailed Forecast

Overnight
A 40 percent chance of snow. Mostly cloudy, with a steady temperature around 6. Wind chill values as low as -5. South southeast wind around 6 mph. Total nighttime snow accumulation of less than one inch possible.
Sunday
A 30 percent chance of snow showers, mainly before 2pm. Mostly cloudy, with a high near 12. Wind chill values as low as -10. East wind 5 to 8 mph becoming north in the morning.
Sunday Night
Mostly cloudy, with a low around -8. Wind chill values as low as -15. Northeast wind 3 to 7 mph.
Washington's Birthday
A 30 percent chance of snow showers after 11am. Mostly cloudy, with a high near 11. Wind chill values as low as -15. North wind 3 to 5 mph.
Monday Night
A 20 percent chance of snow showers before 11pm. Mostly cloudy, with a low around -7. Light and variable wind becoming southwest around 5 mph after midnight.
Tuesday
Sunny, with a high near 16. Southwest wind 3 to 7 mph.
Tuesday Night
A 20 percent chance of snow after 11pm. Partly cloudy, with a low around -2. South southwest wind around 7 mph.
Wednesday
A 40 percent chance of snow. Mostly cloudy, with a high near 13.
Wednesday Night
A 20 percent chance of snow. Cloudy, with a low around 1.
Thursday
A 40 percent chance of snow. Cloudy, with a high near 16.
Thursday Night
Mostly cloudy, with a low around -2.
Friday
Mostly sunny, with a high near 19.
Friday Night
Partly cloudy, with a low around 2.
Saturday
A slight chance of snow. Mostly cloudy, with a high near 19.
Click Map For Forecast
Point Forecast:
17 Miles SE Big Sky MT
 45.08°N 111.1°W (Elev. 7615 ft)
10:44 pm MST Feb 16, 2019
1am MST Feb 17, 2019-6pm MST Feb 23, 2019
 
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Additional Resources

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