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

81°F

27°C

Humidity 19%
Wind Speed SW 14 G 25 mph
Barometer 30.19 in (1012.9 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 3 Sep 4:52 pm MDT
Extended Forecast for

8 Miles WSW Alamosa CO

  • Tonight

    Tonight: Mostly cloudy, with a low around 48. South southwest wind 5 to 15 mph.

    Low: 48 °F

    Mostly Cloudy

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 81. South southwest wind 5 to 10 mph.

    High: 81 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: Partly cloudy, with a low around 47. South southwest wind 5 to 10 mph.

    Low: 47 °F

    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 81. Light and variable wind becoming south 5 to 10 mph in the morning.

    High: 81 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 10 percent chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 50. South wind 5 to 10 mph becoming west after midnight.

    Low: 50 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 81. Light and variable wind becoming south 10 to 15 mph in the afternoon.

    High: 81 °F

    Mostly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 51. South southwest wind 10 to 15 mph. Chance of precipitation is 40%.

    Low: 51 °F

    Chance
    Showers

  • Labor Day

    Labor Day: A slight chance of showers, then a chance of showers and thunderstorms after noon. Mostly sunny, with a high near 80. South southwest wind 5 to 15 mph. Chance of precipitation is 40%.

    High: 80 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers. Partly cloudy, with a low around 48. South southwest wind 5 to 10 mph. Chance of precipitation is 30%.

    Low: 48 °F

    Chance
    T-storms then
    Slight Chance
    Showers

Detailed Forecast

Tonight
Mostly cloudy, with a low around 48. South southwest wind 5 to 15 mph.
Friday
A 20 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 81. South southwest wind 5 to 10 mph.
Friday Night
Partly cloudy, with a low around 47. South southwest wind 5 to 10 mph.
Saturday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 81. Light and variable wind becoming south 5 to 10 mph in the morning.
Saturday Night
A 10 percent chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 50. South wind 5 to 10 mph becoming west after midnight.
Sunday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 81. Light and variable wind becoming south 10 to 15 mph in the afternoon.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 51. South southwest wind 10 to 15 mph. Chance of precipitation is 40%.
Labor Day
A slight chance of showers, then a chance of showers and thunderstorms after noon. Mostly sunny, with a high near 80. South southwest wind 5 to 15 mph. Chance of precipitation is 40%.
Monday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Partly cloudy, with a low around 48. South southwest wind 5 to 10 mph. Chance of precipitation is 30%.
Tuesday
A 30 percent chance of showers and thunderstorms after noon. Sunny, with a high near 81. Northwest wind 5 to 10 mph becoming south in the afternoon.
Tuesday Night
A chance of showers. Partly cloudy, with a low around 48. Southwest wind 5 to 10 mph.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 80. North northwest wind 5 to 10 mph becoming south in the afternoon.
Wednesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 48. South southwest wind 5 to 10 mph.
Thursday
Mostly sunny, with a high near 79. South wind 5 to 10 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles WSW Alamosa CO
 37.42°N 106.01°W (Elev. 7543 ft)
Last Update:
2:46 pm MDT Sep 3, 2026
Forecast Valid:
5pm MDT Sep 3, 2026-6pm MDT Sep 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