National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
News Headlines

Hazardous Weather Conditions

Current conditions at

San Luis Valley Regional Airport (KALS)

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

Overcast

48°F

9°C

Humidity 46%
Wind Speed S 10 mph
Barometer 30.05 in (1012.1 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 31 Mar 9:52 pm MDT
Extended Forecast for

Alamosa CO

  • Tonight

    Tonight: A 50 percent chance of showers, mainly after 2am. Cloudy, with a low around 38. Breezy, with a south wind around 20 mph, with gusts as high as 30 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 38 °F

    Breezy.
    Slight Chance
    Showers then
    Chance
    Showers

  • Wednesday

    Wednesday: Showers likely, with thunderstorms also possible after 9am. Cloudy, then gradually becoming mostly sunny, with a high near 57. Windy, with a south wind 20 to 25 mph becoming southwest 25 to 30 mph in the afternoon. Winds could gust as high as 45 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 57 °F

    Showers
    Likely and
    Windy

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers before 9pm. Mostly clear, with a low around 24. Breezy, with a west wind 15 to 20 mph becoming south southwest 5 to 10 mph after midnight. Winds could gust as high as 40 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 24 °F

    Slight Chance
    Showers and
    Breezy then
    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 63. Breezy, with a southwest wind 5 to 15 mph increasing to 15 to 25 mph in the afternoon. Winds could gust as high as 45 mph.

    High: 63 °F

    Sunny then
    Sunny and
    Breezy

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 29. Breezy, with a south southwest wind 20 to 25 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 45 mph.

    Low: 29 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Friday

    Friday: Mostly sunny, with a high near 57. Breezy, with a south southwest wind 10 to 15 mph becoming northwest 20 to 25 mph in the morning. Winds could gust as high as 40 mph.

    High: 57 °F

    Sunny then
    Mostly Sunny
    and Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 17. Blustery, with a north northwest wind 20 to 25 mph decreasing to 15 to 20 mph after midnight. Winds could gust as high as 35 mph.

    Low: 17 °F

    Partly Cloudy
    and Blustery
    then Partly
    Cloudy

  • Saturday

    Saturday: Sunny, with a high near 61. North wind around 10 mph.

    High: 61 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 19. South southeast wind 10 to 15 mph.

    Low: 19 °F

    Mostly Clear

Detailed Forecast

Tonight
A 50 percent chance of showers, mainly after 2am. Cloudy, with a low around 38. Breezy, with a south wind around 20 mph, with gusts as high as 30 mph. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Showers likely, with thunderstorms also possible after 9am. Cloudy, then gradually becoming mostly sunny, with a high near 57. Windy, with a south wind 20 to 25 mph becoming southwest 25 to 30 mph in the afternoon. Winds could gust as high as 45 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A 20 percent chance of showers before 9pm. Mostly clear, with a low around 24. Breezy, with a west wind 15 to 20 mph becoming south southwest 5 to 10 mph after midnight. Winds could gust as high as 40 mph. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Sunny, with a high near 63. Breezy, with a southwest wind 5 to 15 mph increasing to 15 to 25 mph in the afternoon. Winds could gust as high as 45 mph.
Thursday Night
Mostly clear, with a low around 29. Breezy, with a south southwest wind 20 to 25 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 45 mph.
Friday
Mostly sunny, with a high near 57. Breezy, with a south southwest wind 10 to 15 mph becoming northwest 20 to 25 mph in the morning. Winds could gust as high as 40 mph.
Friday Night
Partly cloudy, with a low around 17. Blustery, with a north northwest wind 20 to 25 mph decreasing to 15 to 20 mph after midnight. Winds could gust as high as 35 mph.
Saturday
Sunny, with a high near 61. North wind around 10 mph.
Saturday Night
Mostly clear, with a low around 19. South southeast wind 10 to 15 mph.
Sunday
Sunny, with a high near 64. East southeast wind 5 to 10 mph.
Sunday Night
Mostly clear, with a low around 23. South southeast wind 5 to 15 mph.
Monday
Sunny, with a high near 66. South wind 5 to 10 mph.
Monday Night
Partly cloudy, with a low around 26. West wind 10 to 15 mph becoming south after midnight.
Tuesday
Mostly sunny, with a high near 66. South southeast wind 5 to 10 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Alamosa CO
 37.47°N 105.88°W (Elev. 7497 ft)
Last Update:
3:08 pm MDT Mar 31, 2026
Forecast Valid:
10pm MDT Mar 31, 2026-6pm MDT Apr 7, 2026
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation