Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Hazardous Weather Conditions

Current conditions at

San Luis Valley Regional Airport (KALS)

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

Fair

35°F

2°C

Humidity 34%
Wind Speed W 7 mph
Barometer 30.11 in (1011.4 mb)
Dewpoint 9°F (-13°C)
Visibility 10.00 mi
Wind Chill29°F (-2°C)
Last update 22 Mar 3:52 am MDT
Extended Forecast for

Alamosa CO

  • Today

    Today: Increasing clouds, with a high near 74. Light and variable wind becoming southeast 5 to 10 mph in the afternoon.

    High: 74 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Mostly cloudy, with a low around 33. Southeast wind 5 to 15 mph.

    Low: 33 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 76. Breezy, with a southeast wind 5 to 10 mph becoming west 15 to 20 mph in the afternoon. Winds could gust as high as 35 mph.

    High: 76 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 32. Breezy, with a west wind 15 to 20 mph becoming light and variable  after midnight. Winds could gust as high as 35 mph.

    Low: 32 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 80. Light and variable wind becoming west northwest 10 to 15 mph in the afternoon.

    High: 80 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 35. Northwest wind 10 to 15 mph decreasing to 5 to 10 mph after midnight.

    Low: 35 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 83. Light and variable wind becoming southwest 10 to 15 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 83 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 35. Southwest wind 5 to 15 mph.

    Low: 35 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 81. South wind 5 to 15 mph.

    High: 81 °F

    Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 74. Light and variable wind becoming southeast 5 to 10 mph in the afternoon.
Tonight
Mostly cloudy, with a low around 33. Southeast wind 5 to 15 mph.
Monday
Mostly sunny, with a high near 76. Breezy, with a southeast wind 5 to 10 mph becoming west 15 to 20 mph in the afternoon. Winds could gust as high as 35 mph.
Monday Night
Partly cloudy, with a low around 32. Breezy, with a west wind 15 to 20 mph becoming light and variable after midnight. Winds could gust as high as 35 mph.
Tuesday
Mostly sunny, with a high near 80. Light and variable wind becoming west northwest 10 to 15 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 35. Northwest wind 10 to 15 mph decreasing to 5 to 10 mph after midnight.
Wednesday
Sunny, with a high near 83. Light and variable wind becoming southwest 10 to 15 mph in the afternoon. Winds could gust as high as 30 mph.
Wednesday Night
Clear, with a low around 35. Southwest wind 5 to 15 mph.
Thursday
Sunny, with a high near 81. South wind 5 to 15 mph.
Thursday Night
Mostly clear, with a low around 30. Breezy, with a west wind 10 to 20 mph becoming east northeast after midnight. Winds could gust as high as 30 mph.
Friday
Sunny, with a high near 72. Northeast wind 5 to 15 mph becoming southeast in the afternoon.
Friday Night
Partly cloudy, with a low around 28. Southeast wind 10 to 15 mph.
Saturday
Mostly sunny, with a high near 72. South southeast wind 5 to 15 mph.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Alamosa CO
 37.47°N 105.88°W (Elev. 7497 ft)
4:11 am MDT Mar 22, 2026
4am MDT Mar 22, 2026-6pm MDT Mar 28, 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