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

30°F

-1°C

Humidity 81%
Wind Speed SE 0 MPH
Barometer NA
Dewpoint 25°F (-4°C)
Visibility NA
Last update 21 May 04:00 AM PDT
Extended Forecast for

6 Miles WSW Tioga Pass CA

  • Today

    Today: Increasing clouds, with a high near 66. Calm wind becoming west around 5 mph in the afternoon. Winds could gust as high as 15 mph.

    High: 66 °F

    Increasing
    Clouds

  • Tonight

    Tonight: A 20 percent chance of rain before 11pm.  Partly cloudy, with a low around 31. Calm wind.

    Low: 31 °F

    Slight Chance
    Rain 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 65. Calm wind becoming west around 5 mph in the afternoon.  Chance of precipitation is 20%.

    High: 65 °F

    Slight Chance
    Rain then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: Mostly cloudy, then gradually becoming clear, with a low around 31. Calm wind.

    Low: 31 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: Sunny, with a high near 67. Calm wind becoming west southwest around 5 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 67 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 31. West southwest wind around 5 mph becoming calm  in the evening. Winds could gust as high as 20 mph.

    Low: 31 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 67. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 67 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 32. West southwest wind around 5 mph becoming calm.

    Low: 32 °F

    Mostly Clear

  • Memorial Day

    Memorial Day: A 20 percent chance of showers and thunderstorms after 11am.  Sunny, with a high near 65. Calm wind becoming west southwest around 5 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 65 °F

    Slight Chance
    T-storms

Detailed Forecast

Today
Increasing clouds, with a high near 66. Calm wind becoming west around 5 mph in the afternoon. Winds could gust as high as 15 mph.
Tonight
A 20 percent chance of rain before 11pm. Partly cloudy, with a low around 31. Calm wind.
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 65. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 20%.
Friday Night
Mostly cloudy, then gradually becoming clear, with a low around 31. Calm wind.
Saturday
Sunny, with a high near 67. 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 31. 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 67. Calm wind becoming west southwest around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 32. 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 65. 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. South southwest wind 5 to 10 mph, with gusts as high as 25 mph.
Tuesday
A 20 percent chance of snow. Snow level 8800 feet. Mostly sunny, with a high near 54. West southwest wind 10 to 15 mph, with gusts as high as 45 mph.
Tuesday Night
A 30 percent chance of snow. Partly cloudy, with a low around 25. 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 51. Calm wind becoming west around 5 mph in the afternoon. Winds could gust as high as 15 mph.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles WSW Tioga Pass CA
 37.87°N 119.37°W (Elev. 8661 ft)
3:56 am PDT May 21, 2026
4am PDT May 21, 2026-6pm PDT May 27, 2026
 
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