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

Hazardous Weather Conditions

Current conditions at

San Luis Valley Regional Airport (KALS)

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

Fair

57°F

14°C

Humidity 78%
Wind Speed E 6 mph
Barometer 30.32 in (1017.3 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 30 Aug 7:52 am MDT
Extended Forecast for

Alamosa CO

  • Today

    Today: A 10 percent chance of showers and thunderstorms after 3pm. Increasing clouds, with a high near 83. South wind 5 to 15 mph becoming west southwest in the afternoon.

    High: 83 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 3am. Increasing clouds, with a low around 50. Southwest wind 5 to 15 mph becoming northeast after midnight. Chance of precipitation is 30%.

    Low: 50 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms, mainly after 5pm. Cloudy, then gradually becoming mostly sunny, with a high near 80. Light and variable wind becoming west southwest 10 to 15 mph in the morning. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 48. South wind 5 to 15 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 48 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 81. South wind 5 to 10 mph becoming west northwest in the morning.

    High: 81 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 45. West southwest wind 5 to 10 mph becoming light and variable after midnight.

    Low: 45 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 84. Light and variable wind becoming west southwest 10 to 15 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 84 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 45. Southwest wind 5 to 15 mph.

    Low: 45 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 85. Northwest wind 5 to 10 mph becoming south in the afternoon.

    High: 85 °F

    Sunny

Detailed Forecast

Today
A 10 percent chance of showers and thunderstorms after 3pm. Increasing clouds, with a high near 83. South wind 5 to 15 mph becoming west southwest in the afternoon.
Tonight
A chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 3am. Increasing clouds, with a low around 50. Southwest wind 5 to 15 mph becoming northeast after midnight. Chance of precipitation is 30%.
Monday
A 30 percent chance of showers and thunderstorms, mainly after 5pm. Cloudy, then gradually becoming mostly sunny, with a high near 80. Light and variable wind becoming west southwest 10 to 15 mph in the morning. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 48. South wind 5 to 15 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 81. South wind 5 to 10 mph becoming west northwest in the morning.
Tuesday Night
Mostly clear, with a low around 45. West southwest wind 5 to 10 mph becoming light and variable after midnight.
Wednesday
Sunny, with a high near 84. Light and variable wind becoming west southwest 10 to 15 mph in the afternoon. Winds could gust as high as 30 mph.
Wednesday Night
Mostly clear, with a low around 45. Southwest wind 5 to 15 mph.
Thursday
Sunny, with a high near 85. Northwest wind 5 to 10 mph becoming south in the afternoon.
Thursday Night
Partly cloudy, with a low around 48. Southwest wind 5 to 15 mph.
Friday
Mostly sunny, with a high near 85. West northwest wind 5 to 10 mph becoming southwest in the afternoon.
Friday Night
Partly cloudy, with a low around 48. South wind 5 to 15 mph.
Saturday
Sunny, with a high near 85. Northwest wind 5 to 10 mph becoming south in the afternoon.
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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:
6:41 am MDT Aug 30, 2026
Forecast Valid:
8am MDT Aug 30, 2026-6pm MDT Sep 5, 2026
 
Forecast Discussion
 
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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