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 >

Hazardous Weather Conditions

Current conditions at

San Luis Valley Regional Airport (KALS)

Lat: 37.44°NLon: 105.86°WElev: 7536ft.

Fair

33°F

1°C

Humidity 82%
Wind Speed E 3 mph
Barometer 30.13 in (1014.4 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 21 May 6:52 am MDT
Extended Forecast for

9 Miles SW Blanca CO

  • Today

    Today: Sunny, with a high near 70. Breezy, with a southeast wind 5 to 10 mph becoming west southwest 15 to 25 mph in the morning. Winds could gust as high as 40 mph.

    High: 70 °F

    Sunny then
    Mostly Sunny
    and Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 34. Breezy, with a west wind 15 to 25 mph becoming south southwest 5 to 10 mph after midnight. Winds could gust as high as 35 mph.

    Low: 34 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after 5pm.  Increasing clouds, with a high near 71. Breezy, with a south southwest wind 5 to 10 mph becoming west southwest 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 71 °F

    Sunny then
    Slight Chance
    T-storms and
    Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 36. North northwest wind 10 to 15 mph becoming east southeast 5 to 10 mph after midnight.

    Low: 36 °F

    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 70. East southeast wind 5 to 15 mph becoming west northwest in the afternoon.

    High: 70 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 36. North northwest wind 5 to 10 mph becoming light and variable  after midnight.

    Low: 36 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 75. Light and variable wind becoming west northwest 5 to 10 mph in the morning.

    High: 75 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 41. North wind 5 to 10 mph becoming east after midnight.

    Low: 41 °F

    Partly Cloudy

  • Memorial Day

    Memorial Day: A 10 percent chance of showers and thunderstorms after noon.  Sunny, with a high near 77. South southeast wind 5 to 15 mph.

    High: 77 °F

    Sunny then
    Slight Chance
    T-storms

Detailed Forecast

Today
Sunny, with a high near 70. Breezy, with a southeast wind 5 to 10 mph becoming west southwest 15 to 25 mph in the morning. Winds could gust as high as 40 mph.
Tonight
Mostly clear, with a low around 34. Breezy, with a west wind 15 to 25 mph becoming south southwest 5 to 10 mph after midnight. Winds could gust as high as 35 mph.
Friday
A 20 percent chance of showers and thunderstorms after 5pm. Increasing clouds, with a high near 71. Breezy, with a south southwest wind 5 to 10 mph becoming west southwest 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.
Friday Night
Partly cloudy, with a low around 36. North northwest wind 10 to 15 mph becoming east southeast 5 to 10 mph after midnight.
Saturday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 70. East southeast wind 5 to 15 mph becoming west northwest in the afternoon.
Saturday Night
Mostly clear, with a low around 36. North northwest wind 5 to 10 mph becoming light and variable after midnight.
Sunday
Sunny, with a high near 75. Light and variable wind becoming west northwest 5 to 10 mph in the morning.
Sunday Night
Partly cloudy, with a low around 41. North wind 5 to 10 mph becoming east after midnight.
Memorial Day
A 10 percent chance of showers and thunderstorms after noon. Sunny, with a high near 77. South southeast wind 5 to 15 mph.
Monday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 43. South wind 10 to 15 mph. Chance of precipitation is 30%.
Tuesday
A chance of showers and thunderstorms. Partly sunny, with a high near 70. Breezy, with a south wind 15 to 20 mph, with gusts as high as 35 mph.
Tuesday Night
Partly cloudy, with a low around 39. South southeast wind 10 to 15 mph.
Wednesday
Sunny, with a high near 75. South wind 10 to 15 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles SW Blanca CO
 37.33°N 105.61°W (Elev. 7720 ft)
5:06 am MDT May 21, 2026
7am MDT May 21, 2026-6pm MDT May 27, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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