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

35°F

2°C

Humidity 35%
Wind Speed S 3 mph
Barometer 30.25 in (1025.1 mb)
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Last update 7 Dec 11:52 am MST
Extended Forecast for

Alamosa CO

  • This Afternoon

    This Afternoon: Sunny, with a high near 35. Northeast wind around 5 mph.

    High: 35 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 6. North northeast wind around 5 mph becoming calm.

    Low: 6 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 36. Calm wind becoming northeast around 5 mph.

    High: 36 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 7. North northwest wind around 5 mph becoming calm.

    Low: 7 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 42. South southwest wind around 5 mph.

    High: 42 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 11. South southwest wind around 5 mph.

    Low: 11 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 46. South wind around 5 mph.

    High: 46 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 16. South southwest wind around 5 mph.

    Low: 16 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 47. South wind around 5 mph becoming east southeast in the morning.

    High: 47 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 35. Northeast wind around 5 mph.
Tonight
Mostly clear, with a low around 6. North northeast wind around 5 mph becoming calm.
Monday
Sunny, with a high near 36. Calm wind becoming northeast around 5 mph.
Monday Night
Partly cloudy, with a low around 7. North northwest wind around 5 mph becoming calm.
Tuesday
Mostly sunny, with a high near 42. South southwest wind around 5 mph.
Tuesday Night
Partly cloudy, with a low around 11. South southwest wind around 5 mph.
Wednesday
Mostly sunny, with a high near 46. South wind around 5 mph.
Wednesday Night
Partly cloudy, with a low around 16. South southwest wind around 5 mph.
Thursday
Mostly sunny, with a high near 47. South wind around 5 mph becoming east southeast in the morning.
Thursday Night
Partly cloudy, with a low around 15. Northwest wind around 5 mph.
Friday
Mostly sunny, with a high near 43. North wind around 5 mph.
Friday Night
Partly cloudy, with a low around 14. North wind around 5 mph becoming calm.
Saturday
Mostly sunny, with a high near 42. South southwest wind around 5 mph becoming east in the morning.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Alamosa CO
 37.47°N 105.88°W (Elev. 7497 ft)
Last Update:
9:52 am MST Dec 7, 2025
Forecast Valid:
12pm MST Dec 7, 2025-6pm MST Dec 13, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation