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.

Partly Cloudy

68°F

20°C

Humidity 45%
Wind Speed S 6 mph
Barometer 30.42 in (1021.3 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 10 Oct 11:52 am MDT
Extended Forecast for

Alamosa CO

  • This Afternoon

    This Afternoon: A 40 percent chance of showers and thunderstorms, mainly after 4pm. Mostly cloudy, with a high near 67. South southwest wind around 5 mph.

    High: 67 °F

    Chance
    Showers

  • Tonight

    Tonight: A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 47. South wind 5 to 10 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 47 °F

    Chance
    Showers

  • Saturday

    Saturday: A chance of showers before noon, then a chance of showers and thunderstorms between noon and 3pm, then showers likely and possibly a thunderstorm after 3pm. Mostly cloudy, with a high near 66. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 66 °F

    Showers
    Likely and
    Breezy

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 45. Breezy, with a south wind 15 to 20 mph, with gusts as high as 35 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 45 °F

    Chance
    Showers and
    Breezy

  • Sunday

    Sunday: Sunny, with a high near 68. Breezy, with a west southwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 68 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 31. Southwest wind 5 to 15 mph becoming east southeast after midnight.

    Low: 31 °F

    Mostly Clear

  • Columbus Day

    Columbus Day: A slight chance of rain and snow showers before 7am, then a chance of rain showers. Some thunder is also possible. Partly sunny, with a high near 63. East wind 5 to 15 mph becoming south in the afternoon. Chance of precipitation is 30%.

    High: 63 °F

    Slight Chance
    Rain/Snow
    then Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 39. South southeast wind 10 to 15 mph. Chance of precipitation is 40%.

    Low: 39 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 65. South wind 10 to 15 mph. Chance of precipitation is 30%.

    High: 65 °F

    Chance
    Showers then
    Slight Chance
    T-storms

Detailed Forecast

This Afternoon
A 40 percent chance of showers and thunderstorms, mainly after 4pm. Mostly cloudy, with a high near 67. South southwest wind around 5 mph.
Tonight
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 47. South wind 5 to 10 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
A chance of showers before noon, then a chance of showers and thunderstorms between noon and 3pm, then showers likely and possibly a thunderstorm after 3pm. Mostly cloudy, with a high near 66. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 45. Breezy, with a south wind 15 to 20 mph, with gusts as high as 35 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
Sunny, with a high near 68. Breezy, with a west southwest wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday Night
Mostly clear, with a low around 31. Southwest wind 5 to 15 mph becoming east southeast after midnight.
Columbus Day
A slight chance of rain and snow showers before 7am, then a chance of rain showers. Some thunder is also possible. Partly sunny, with a high near 63. East wind 5 to 15 mph becoming south in the afternoon. Chance of precipitation is 30%.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 39. South southeast wind 10 to 15 mph. Chance of precipitation is 40%.
Tuesday
A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 65. South wind 10 to 15 mph. Chance of precipitation is 30%.
Tuesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 38. South wind around 15 mph. Chance of precipitation is 20%.
Wednesday
Mostly sunny, with a high near 69. Breezy, with a south wind 10 to 20 mph, with gusts as high as 35 mph.
Wednesday Night
Partly cloudy, with a low around 39. South wind around 15 mph, with gusts as high as 30 mph.
Thursday
Sunny, with a high near 68. South wind 10 to 15 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Alamosa CO
 37.45°N 105.9°W (Elev. 7497 ft)
Last Update:
12:36 pm MDT Oct 10, 2025
Forecast Valid:
12pm MDT Oct 10, 2025-6pm MDT Oct 16, 2025
 
Forecast Discussion
 
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Additional Resources

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