Wet Pattern Continues From the Northwest To Rockies; Major Storm System To Develop On Thursday Across Southern Plains

A vigorous system will slide from the Northwest to the Rockies on Wednesday to keep intact the wet pattern across the extended region. Heavy to excessive rain, intense mountain snow and high winds are possible before the next system arrives on Friday. The same system will evolve into a major storm on Thursday across the southern Plains for a widespread rain event for the South and East. Read More >

Current conditions at

MAMMOTH AT YELLOWSTONE NP (YLAW4)

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

NA

24°F

-4°C

Humidity 76%
Wind Speed SSW 13 G 19 MPH
Barometer NA
Dewpoint 17°F (-8°C)
Visibility NA
Wind Chill12°F (-11°C)
Last update 12 Dec 12:15 am MST
Extended Forecast for

8 Miles W Mammoth Hot Springs WY

Winter Weather Advisory until December 12, 05:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory until December 12, 05:00pm

    NOW until
    5:00pm Wed

    Winter Weather Advisory

  • Overnight

    Overnight: Snow.  Widespread blowing snow, mainly before 5am. Low around 11. Wind chill values as low as -10. Windy, with a southwest wind 29 to 31 mph, with gusts as high as 47 mph.  Chance of precipitation is 90%. Total nighttime snow accumulation of 3 to 5 inches possible.

    Snow and
    Blowing Snow

    Low: 11 °F

  • Wednesday

    Wednesday: Snow.  Areas of blowing snow. Areas of freezing fog between 8am and 9am. High near 17. Wind chill values as low as -15. Blustery, with a west northwest wind 18 to 24 mph, with gusts as high as 37 mph.  Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

    Snow and
    Areas Blowing
    Snow

    High: 17 °F

  • Wednesday
    Night

    Wednesday Night: A 10 percent chance of snow after 11pm.  Patchy blowing snow before 9pm. Partly cloudy, with a low around 3. Wind chill values as low as -20. Blustery, with a west southwest wind 14 to 21 mph, with gusts as high as 31 mph.

    Slight Chance
    Snow and
    Patchy
    Blowing Snow

    Low: 3 °F

  • Thursday

    Thursday: Mostly cloudy, with a high near 15. Wind chill values as low as -15. Breezy, with a west southwest wind around 18 mph, with gusts as high as 28 mph.

    Mostly Cloudy
    and Breezy

    High: 15 °F

  • Thursday
    Night

    Thursday Night: Partly cloudy, with a low around 10. Breezy, with a southwest wind around 16 mph, with gusts as high as 24 mph.

    Partly Cloudy
    and Breezy

    Low: 10 °F

  • Friday

    Friday: Mostly sunny, with a high near 24. Breezy, with a south southwest wind 14 to 18 mph, with gusts as high as 26 mph.

    Mostly Sunny
    and Breezy

    High: 24 °F

  • Friday
    Night

    Friday Night: A 40 percent chance of snow showers, mainly after 11pm.  Mostly cloudy, with a low around 14. Breezy, with a south southwest wind around 21 mph, with gusts as high as 31 mph.

    Chance Snow
    Showers and
    Breezy

    Low: 14 °F

  • Saturday

    Saturday: A 20 percent chance of snow showers before 11am.  Partly sunny, with a high near 20. Breezy.

    Breezy.
    Slight Chance
    Snow Showers
    then Partly
    Sunny

    High: 20 °F

Detailed Forecast

Overnight
Snow. Widespread blowing snow, mainly before 5am. Low around 11. Wind chill values as low as -10. Windy, with a southwest wind 29 to 31 mph, with gusts as high as 47 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of 3 to 5 inches possible.
Wednesday
Snow. Areas of blowing snow. Areas of freezing fog between 8am and 9am. High near 17. Wind chill values as low as -15. Blustery, with a west northwest wind 18 to 24 mph, with gusts as high as 37 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
Wednesday Night
A 10 percent chance of snow after 11pm. Patchy blowing snow before 9pm. Partly cloudy, with a low around 3. Wind chill values as low as -20. Blustery, with a west southwest wind 14 to 21 mph, with gusts as high as 31 mph.
Thursday
Mostly cloudy, with a high near 15. Wind chill values as low as -15. Breezy, with a west southwest wind around 18 mph, with gusts as high as 28 mph.
Thursday Night
Partly cloudy, with a low around 10. Breezy, with a southwest wind around 16 mph, with gusts as high as 24 mph.
Friday
Mostly sunny, with a high near 24. Breezy, with a south southwest wind 14 to 18 mph, with gusts as high as 26 mph.
Friday Night
A 40 percent chance of snow showers, mainly after 11pm. Mostly cloudy, with a low around 14. Breezy, with a south southwest wind around 21 mph, with gusts as high as 31 mph.
Saturday
A 20 percent chance of snow showers before 11am. Partly sunny, with a high near 20. Breezy.
Saturday Night
Mostly cloudy, with a low around 13. Breezy.
Sunday
Mostly sunny, with a high near 25. Breezy.
Sunday Night
Partly cloudy, with a low around 16. Breezy.
Monday
Mostly sunny, with a high near 24. Breezy.
Monday Night
Mostly cloudy, with a low around 16.
Tuesday
Partly sunny, with a high near 23. Breezy.
Click Map For Forecast
Point Forecast:
8 Miles W Mammoth Hot Springs WY
 44.95°N 110.87°W (Elev. 9350 ft)
11:28 pm MST Dec 11, 2018
1am MST Dec 12, 2018-6pm MST Dec 18, 2018
 
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Additional Resources

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