Severe Thunderstorms Possible for the Great Lakes into Ohio Valley; Heavy to Excessive Rainfall Over the Southern Plains

Severe thunderstorms will race along a cold front from the Upper Mississippi Valley into the Great Lakes and Ohio Valley with the main threat being damaging winds. The tail end of this front will possibly produce heavy to excessive rainfall across the southern Plains into the Lower Mississippi Valley through Saturday. Finally, Major-to-record river flooding continues across the Carolinas. Read More >

Hazardous Weather Conditions

Current conditions at

Yellowstone Lake (KP60)

Lat: 44.54444°NLon: 110.42111°WElev: 7835ft.

NA

41°F

5°C

Humidity 55%
Wind Speed calm
Barometer 30.24 in (1021.9 mb)
Dewpoint 26°F (-3°C)
Visibility NA
Last update 20 Sep 7:56 pm MDT
Extended Forecast for

West Thumb WY

  • Tonight

    Tonight: Widespread frost after 3am.  Otherwise, mostly clear, with a low around 25. Southwest wind 6 to 9 mph.

    Mostly Clear
    then Frost

    Low: 25 °F

  • Friday

    Friday: Widespread frost before 9am.  Otherwise, sunny, with a high near 58. Southwest wind 6 to 13 mph, with gusts as high as 20 mph.

    Frost then
    Sunny

    High: 58 °F

  • Friday
    Night

    Friday Night: Widespread frost after 3am.  Otherwise, mostly clear, with a low around 27. South southwest wind 6 to 13 mph, with gusts as high as 20 mph.

    Mostly Clear
    then Frost

    Low: 27 °F

  • Saturday

    Saturday: Widespread frost before 9am.  Otherwise, sunny, with a high near 64. Breezy, with a south southwest wind 7 to 17 mph, with gusts as high as 26 mph.

    Frost then
    Sunny and
    Breezy

    High: 64 °F

  • Saturday
    Night

    Saturday Night: Partly cloudy, with a low around 28. Breezy, with a south wind 6 to 15 mph, with gusts as high as 24 mph.

    Mostly Clear
    and Breezy
    then Partly
    Cloudy

    Low: 28 °F

  • Sunday

    Sunday: A 20 percent chance of showers after noon.  Partly sunny, with a high near 59. Breezy, with a west southwest wind 7 to 17 mph, with gusts as high as 26 mph.

    Mostly Sunny
    then Slight
    Chance
    Showers and
    Breezy

    High: 59 °F

  • Sunday
    Night

    Sunday Night: A slight chance of rain showers before 1am, then a slight chance of snow showers. Some thunder is also possible.  Snow level 9600 feet lowering to 8600 feet after midnight . Mostly cloudy, with a low around 27. West southwest wind 5 to 13 mph.  Chance of precipitation is 20%.

    Slight Chance
    T-storms then
    Slight Chance
    Rain/Snow

    Low: 27 °F

  • Monday

    Monday: Mostly sunny, with a high near 52.

    Mostly Sunny

    High: 52 °F

  • Monday
    Night

    Monday Night: Partly cloudy, with a low around 24.

    Partly Cloudy

    Low: 24 °F

Detailed Forecast

Tonight
Widespread frost after 3am. Otherwise, mostly clear, with a low around 25. Southwest wind 6 to 9 mph.
Friday
Widespread frost before 9am. Otherwise, sunny, with a high near 58. Southwest wind 6 to 13 mph, with gusts as high as 20 mph.
Friday Night
Widespread frost after 3am. Otherwise, mostly clear, with a low around 27. South southwest wind 6 to 13 mph, with gusts as high as 20 mph.
Saturday
Widespread frost before 9am. Otherwise, sunny, with a high near 64. Breezy, with a south southwest wind 7 to 17 mph, with gusts as high as 26 mph.
Saturday Night
Partly cloudy, with a low around 28. Breezy, with a south wind 6 to 15 mph, with gusts as high as 24 mph.
Sunday
A 20 percent chance of showers after noon. Partly sunny, with a high near 59. Breezy, with a west southwest wind 7 to 17 mph, with gusts as high as 26 mph.
Sunday Night
A slight chance of rain showers before 1am, then a slight chance of snow showers. Some thunder is also possible. Snow level 9600 feet lowering to 8600 feet after midnight . Mostly cloudy, with a low around 27. West southwest wind 5 to 13 mph. Chance of precipitation is 20%.
Monday
Mostly sunny, with a high near 52.
Monday Night
Partly cloudy, with a low around 24.
Tuesday
Sunny, with a high near 56.
Tuesday Night
Mostly clear, with a low around 25.
Wednesday
Sunny, with a high near 59.
Wednesday Night
Mostly clear, with a low around 26.
Thursday
Sunny, with a high near 61.
Click Map For Forecast
Point Forecast:
West Thumb WY
 44.43°N 110.6°W (Elev. 8228 ft)
6:15 pm MDT Sep 20, 2018
8pm MDT Sep 20, 2018-6pm MDT Sep 27, 2018
 
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