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Current conditions at

San Luis Valley Regional Airport (KALS)

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

Fair

74°F

23°C

Humidity 23%
Wind Speed Vrbl 3 mph
Barometer 30.34 in (1019.8 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 3 Oct 3:52 pm MDT
Extended Forecast for

Alamosa CO

  • Tonight

    Tonight: Mostly clear, with a low around 39. East southeast wind 10 to 15 mph becoming light and variable.

    Low: 39 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 70. West wind around 5 mph becoming calm.

    High: 70 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 39. Calm wind becoming southeast around 5 mph.

    Low: 39 °F

    Mostly Clear

  • Monday

    Monday: Mostly cloudy through mid morning, then gradual clearing, with a high near 71. Northwest wind around 5 mph becoming calm in the afternoon.

    High: 71 °F

    Becoming
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 41. Calm wind becoming south around 5 mph.

    Low: 41 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 70. Calm wind becoming north northwest around 5 mph in the afternoon.

    High: 70 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 41. Northwest wind around 5 mph.

    Low: 41 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 69. North wind around 5 mph.

    High: 69 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 39. South southeast wind around 5 mph.

    Low: 39 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 39. East southeast wind 10 to 15 mph becoming light and variable.
Sunday
Sunny, with a high near 70. West wind around 5 mph becoming calm.
Sunday Night
Mostly clear, with a low around 39. Calm wind becoming southeast around 5 mph.
Monday
Mostly cloudy through mid morning, then gradual clearing, with a high near 71. Northwest wind around 5 mph becoming calm in the afternoon.
Monday Night
Mostly clear, with a low around 41. Calm wind becoming south around 5 mph.
Tuesday
Mostly sunny, with a high near 70. Calm wind becoming north northwest around 5 mph in the afternoon.
Tuesday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 41. Northwest wind around 5 mph.
Wednesday
Sunny, with a high near 69. North wind around 5 mph.
Wednesday Night
Mostly clear, with a low around 39. South southeast wind around 5 mph.
Thursday
Sunny, with a high near 67. Calm wind becoming west around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 40. South wind around 5 mph.
Friday
Sunny, with a high near 67. Calm wind becoming southwest around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 40. South wind around 10 mph.
Saturday
Sunny, with a high near 65. South wind 5 to 10 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Alamosa CO
 37.47°N 105.85°W (Elev. 7497 ft)
Last Update:
2:42 pm MDT Oct 3, 2026
Forecast Valid:
4pm MDT Oct 3, 2026-6pm MDT Oct 10, 2026
 
Forecast Discussion
 
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Additional Resources

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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