Heavy Rainfall in the Southern Plains and Mississippi Valley; Thunderstorms in Eastern Colorado on Thursday

A multiple day heavy rainfall event will begin to set up from the Southern Plains into the Mississippi Valley Thursday, peaking in intensity over the holiday weekend. Widely scattered thunderstorms are expected to develop across eastern Colorado Thursday afternoon and evening. Large hail will be the primary hazard. Read More >

Current conditions at

TUOLUMNE MEADOWS TUM (TUMC1)

Lat: 37.87639°NLon: 119.34806°WElev: 8654.0ft.

NA

28°F

-2°C

Humidity 83%
Wind Speed ENE 1 MPH
Barometer NA
Dewpoint 24°F (-4°C)
Visibility NA
Last update 21 May 06:00 AM PDT
Extended Forecast for

5 Miles WSW Tioga Pass CA

  • Today

    Today: A 10 percent chance of showers and thunderstorms after 5pm.  Snow level rising to 11500 feet in the afternoon. Increasing clouds, with a high near 64. Calm wind becoming west around 5 mph.

    High: 64 °F

    Sunny then
    Slight Chance
    T-storms

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 8pm, then a slight chance of rain between 8pm and 11pm.  Partly cloudy, with a low around 31. Calm wind.  Chance of precipitation is 20%.

    Low: 31 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Friday

    Friday: A slight chance of rain between 11am and 2pm, then a slight chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 63. Calm wind becoming west around 5 mph.  Chance of precipitation is 20%.

    High: 63 °F

    Slight Chance
    Rain then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: Mostly cloudy, then gradually becoming clear, with a low around 30. Calm wind.

    Low: 30 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: Sunny, with a high near 66. Calm wind becoming west southwest around 5 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 66 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 30. West southwest wind around 5 mph becoming calm  in the evening. Winds could gust as high as 20 mph.

    Low: 30 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 66. Calm wind becoming west southwest around 5 mph.

    High: 66 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 31. West southwest wind around 5 mph becoming calm.

    Low: 31 °F

    Mostly Clear

  • Memorial Day

    Memorial Day: A 20 percent chance of showers and thunderstorms after 11am.  Sunny, with a high near 63. Calm wind becoming west southwest around 5 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 63 °F

    Slight Chance
    T-storms

Detailed Forecast

Today
A 10 percent chance of showers and thunderstorms after 5pm. Snow level rising to 11500 feet in the afternoon. Increasing clouds, with a high near 64. Calm wind becoming west around 5 mph.
Tonight
A slight chance of showers and thunderstorms before 8pm, then a slight chance of rain between 8pm and 11pm. Partly cloudy, with a low around 31. Calm wind. Chance of precipitation is 20%.
Friday
A slight chance of rain between 11am and 2pm, then a slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 63. Calm wind becoming west around 5 mph. Chance of precipitation is 20%.
Friday Night
Mostly cloudy, then gradually becoming clear, with a low around 30. Calm wind.
Saturday
Sunny, with a high near 66. Calm wind becoming west southwest around 5 mph in the afternoon. Winds could gust as high as 20 mph.
Saturday Night
Mostly clear, with a low around 30. West southwest wind around 5 mph becoming calm in the evening. Winds could gust as high as 20 mph.
Sunday
Sunny, with a high near 66. Calm wind becoming west southwest around 5 mph.
Sunday Night
Mostly clear, with a low around 31. West southwest wind around 5 mph becoming calm.
Memorial Day
A 20 percent chance of showers and thunderstorms after 11am. Sunny, with a high near 63. Calm wind becoming west southwest around 5 mph in the afternoon. Winds could gust as high as 20 mph.
Monday Night
Mostly clear, with a low around 29. Southwest wind around 5 mph, with gusts as high as 25 mph.
Tuesday
A 20 percent chance of snow. Snow level 8900 feet. Mostly sunny, with a high near 53. West southwest wind 5 to 15 mph, with gusts as high as 45 mph.
Tuesday Night
A 30 percent chance of snow. Partly cloudy, with a low around 24. West southwest wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 35 mph.
Wednesday
A 20 percent chance of snow showers. Some thunder is also possible. Mostly sunny, with a high near 49. Calm wind becoming west southwest around 5 mph in the afternoon. Winds could gust as high as 15 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WSW Tioga Pass CA
 37.88°N 119.34°W (Elev. 8799 ft)
5:56 am PDT May 21, 2026
6am PDT May 21, 2026-6pm PDT May 27, 2026
 
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Additional Resources

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