National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

San Luis Valley Regional Airport (KALS)

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

Fair

39°F

4°C

Humidity 39%
Wind Speed Calm
Barometer 30.26 in (1027.2 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Last update 15 Dec 4:52 pm MST
Extended Forecast for

Alamosa CO

  • Tonight

    Tonight: Partly cloudy, with a low around 14. Calm wind becoming west northwest around 5 mph.

    Low: 14 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 50. Calm wind becoming northeast around 5 mph.

    High: 50 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 15. West wind around 5 mph becoming calm.

    Low: 15 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 52. West southwest wind 5 to 10 mph.

    High: 52 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 17. Southwest wind 5 to 10 mph becoming north northwest after midnight.

    Low: 17 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 49. North wind around 5 mph becoming south in the afternoon.

    High: 49 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 18. South southwest wind around 5 mph.

    Low: 18 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 58. South southwest wind 5 to 10 mph.

    High: 58 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 22. South wind around 10 mph.

    Low: 22 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 14. Calm wind becoming west northwest around 5 mph.
Tuesday
Sunny, with a high near 50. Calm wind becoming northeast around 5 mph.
Tuesday Night
Mostly clear, with a low around 15. West wind around 5 mph becoming calm.
Wednesday
Sunny, with a high near 52. West southwest wind 5 to 10 mph.
Wednesday Night
Mostly clear, with a low around 17. Southwest wind 5 to 10 mph becoming north northwest after midnight.
Thursday
Sunny, with a high near 49. North wind around 5 mph becoming south in the afternoon.
Thursday Night
Partly cloudy, with a low around 18. South southwest wind around 5 mph.
Friday
Sunny, with a high near 58. South southwest wind 5 to 10 mph.
Friday Night
Mostly clear, with a low around 22. South wind around 10 mph.
Saturday
Mostly sunny, with a high near 56. West wind 5 to 10 mph.
Saturday Night
Partly cloudy, with a low around 21. South wind 5 to 10 mph.
Sunday
Mostly sunny, with a high near 54. Southwest wind 5 to 10 mph.
Sunday Night
Partly cloudy, with a low around 23. South southwest wind 5 to 10 mph.
Monday
Sunny, with a high near 56. Southwest 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:
3:06 pm MST Dec 15, 2025
Forecast Valid:
5pm MST Dec 15, 2025-6pm MST Dec 22, 2025
 
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