Notice of NWS' New Version of Forecast
A new version of Forecast will launch April 4, 2017.
Click here to visit the new site for details.

Moderate Risk Severe Thunderstorms in the Tennessee Valley on Thursday

Severe weather is expected to shift slightly east into the Tennessee and lower Ohio Valleys Thursday. The greatest risk of severe thunderstorms is forecast for northern Alabama, western Tennessee, and the far southwestern portions of Kentucky. Very large hail, damaging winds, and tornadoes can be expected. Read More >

Hazardous Weather Conditions

Current conditions at

MAMMOTH AT YELLOWSTONE NP (YLAW4)

Lat: 44.97722°NLon: 110.69528°WElev: 6299ft.

NA

41°F

5°C

Humidity 64%
Wind Speed NA
Barometer NA
Dewpoint 30°F (-1°C)
Visibility NA
Wind Chill36°F (2°C)
Last update 29 Mar 7:15 pm MDT
Extended Forecast for

Mammoth WY

  • Tonight

    Tonight: A chance of rain before 3am, then rain and snow likely.  Mostly cloudy, with a low around 37. South wind 8 to 10 mph.  Chance of precipitation is 60%. Little or no snow accumulation expected.

    Slight Chance
    Rain then
    Rain/Snow
    Likely

    Low: 37 °F

  • Thursday

    Thursday: Rain and snow showers likely, becoming all rain after 9am.  Cloudy, with a high near 48. South wind 5 to 9 mph becoming light southeast  in the afternoon.  Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Rain/Snow
    Likely then
    Showers
    Likely

    High: 48 °F

  • Thursday
    Night

    Thursday Night: A chance of rain before 9pm, then a chance of rain and snow between 9pm and 3am, then a chance of snow after 3am.  Mostly cloudy, with a low around 32. Light and variable wind becoming northwest 9 to 14 mph in the evening. Winds could gust as high as 21 mph.  Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    Chance
    Rain/Snow

    Low: 32 °F

  • Friday

    Friday: A chance of snow before noon, then a slight chance of rain.  Mostly cloudy, with a high near 45. Northwest wind 10 to 14 mph, with gusts as high as 21 mph.  Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    Chance Snow
    then Slight
    Chance Rain

    High: 45 °F

  • Friday
    Night

    Friday Night: Mostly cloudy, with a low around 26. North northwest wind 5 to 7 mph becoming calm  in the evening.

    Mostly Cloudy

    Low: 26 °F

  • Saturday

    Saturday: Mostly sunny, with a high near 51. Southwest wind 3 to 7 mph.

    Mostly Sunny

    High: 51 °F

  • Saturday
    Night

    Saturday Night: Mostly cloudy, with a low around 31. South southwest wind 5 to 7 mph.

    Mostly Cloudy

    Low: 31 °F

  • Sunday

    Sunday: A slight chance of rain and snow showers before noon, then scattered rain showers.  Mostly cloudy, with a high near 48. Chance of precipitation is 30%.

    Isolated
    Rain/Snow
    then
    Scattered
    Showers

    High: 48 °F

  • Sunday
    Night

    Sunday Night: A slight chance of rain showers before midnight, then scattered snow showers.  Mostly cloudy, with a low around 31. Chance of precipitation is 30%.

    Isolated
    Showers then
    Scattered
    Snow Showers

    Low: 31 °F

Detailed Forecast

Tonight
A chance of rain before 3am, then rain and snow likely. Mostly cloudy, with a low around 37. South wind 8 to 10 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Thursday
Rain and snow showers likely, becoming all rain after 9am. Cloudy, with a high near 48. South wind 5 to 9 mph becoming light southeast in the afternoon. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Thursday Night
A chance of rain before 9pm, then a chance of rain and snow between 9pm and 3am, then a chance of snow after 3am. Mostly cloudy, with a low around 32. Light and variable wind becoming northwest 9 to 14 mph in the evening. Winds could gust as high as 21 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Friday
A chance of snow before noon, then a slight chance of rain. Mostly cloudy, with a high near 45. Northwest wind 10 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Friday Night
Mostly cloudy, with a low around 26. North northwest wind 5 to 7 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 51. Southwest wind 3 to 7 mph.
Saturday Night
Mostly cloudy, with a low around 31. South southwest wind 5 to 7 mph.
Sunday
A slight chance of rain and snow showers before noon, then scattered rain showers. Mostly cloudy, with a high near 48. Chance of precipitation is 30%.
Sunday Night
A slight chance of rain showers before midnight, then scattered snow showers. Mostly cloudy, with a low around 31. Chance of precipitation is 30%.
Monday
Scattered snow showers before noon, then scattered rain and snow showers. Some thunder is also possible. Mostly cloudy, with a high near 40. Chance of precipitation is 50%.
Monday Night
Scattered snow showers. Mostly cloudy, with a low around 25.
Tuesday
Partly sunny, with a high near 43.
Tuesday Night
Mostly cloudy, with a low around 26.
Wednesday
Mostly sunny, with a high near 47.
Click Map For Forecast
Point Forecast:
Mammoth WY
 44.98°N 110.69°W (Elev. 5745 ft)
7:29 pm MDT Mar 29, 2017
8pm MDT Mar 29, 2017-6pm MDT Apr 5, 2017
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database