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

47°F

8°C

Humidity 55%
Wind Speed SW 1 MPH
Barometer NA
Dewpoint 32°F (0°C)
Visibility NA
Last update 20 May 08:00 PM PDT
Extended Forecast for

4 Miles WNW Tioga Pass CA

  • Tonight

    Tonight: Mostly clear, with a low around 29. Calm wind.

    Low: 29 °F

    Mostly Clear

  • Thursday

    Thursday: A 10 percent chance of showers and thunderstorms after 5pm.  Snow level rising to 11600 feet in the afternoon. Mostly sunny, with a high near 60. Light and variable wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 15 mph.

    High: 60 °F

    Sunny then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms before 8pm, then a slight chance of rain between 8pm and 11pm.  Snow level 11700 feet lowering to 10900 feet after midnight . Mostly cloudy, then gradually becoming mostly clear, with a low around 31. West wind around 5 mph becoming calm  in the evening.  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.  Snow level rising to 11400 feet in the afternoon. Mostly sunny, with a high near 59. Light and variable wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 15 mph.  Chance of precipitation is 20%.

    High: 59 °F

    Slight Chance
    Rain then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: Partly cloudy, with a low around 30. West wind around 5 mph becoming calm.

    Low: 30 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 62. Light south wind becoming west southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 62 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 31. West southwest wind 5 to 10 mph becoming light and variable  in the evening. Winds could gust as high as 20 mph.

    Low: 31 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 61. Calm wind becoming west southwest around 5 mph in the afternoon. Winds could gust as high as 15 mph.

    High: 61 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 32. West wind around 5 mph becoming calm  in the evening.

    Low: 32 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 29. Calm wind.
Thursday
A 10 percent chance of showers and thunderstorms after 5pm. Snow level rising to 11600 feet in the afternoon. Mostly sunny, with a high near 60. Light and variable wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 15 mph.
Thursday Night
A slight chance of showers and thunderstorms before 8pm, then a slight chance of rain between 8pm and 11pm. Snow level 11700 feet lowering to 10900 feet after midnight . Mostly cloudy, then gradually becoming mostly clear, with a low around 31. West wind around 5 mph becoming calm in the evening. 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. Snow level rising to 11400 feet in the afternoon. Mostly sunny, with a high near 59. Light and variable wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 15 mph. Chance of precipitation is 20%.
Friday Night
Partly cloudy, with a low around 30. West wind around 5 mph becoming calm.
Saturday
Sunny, with a high near 62. Light south wind becoming west southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Saturday Night
Mostly clear, with a low around 31. West southwest wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 20 mph.
Sunday
Sunny, with a high near 61. Calm wind becoming west southwest around 5 mph in the afternoon. Winds could gust as high as 15 mph.
Sunday Night
Partly cloudy, with a low around 32. West wind around 5 mph becoming calm in the evening.
Memorial Day
A 20 percent chance of showers and thunderstorms after 11am. Snow level 10400 feet rising to 11300 feet in the afternoon. Sunny, with a high near 60. Light and variable wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Monday Night
Partly cloudy, with a low around 30. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Tuesday
A 10 percent chance of snow. Sunny, with a high near 53. Windy, with a southwest wind 10 to 20 mph increasing to 20 to 30 mph in the morning. Winds could gust as high as 55 mph.
Tuesday Night
A 20 percent chance of snow. Mostly clear, with a low around 25. Breezy, with a west southwest wind 15 to 20 mph becoming light south southwest in the evening. Winds could gust as high as 45 mph.
Wednesday
A 20 percent chance of snow showers. Some thunder is also possible. Mostly sunny, with a high near 50. Light southwest wind becoming west 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WNW Tioga Pass CA
 37.93°N 119.32°W (Elev. 10075 ft)
8:56 pm PDT May 20, 2026
9pm PDT May 20, 2026-6pm PDT May 27, 2026
 
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