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Hazardous Weather Conditions

Current conditions at

San Luis Valley Regional Airport (KALS)

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

Fair

84°F

29°C

Humidity 14%
Wind Speed W 6 mph
Barometer 30.23 in (1013.1 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 9 Aug 6:52 pm MDT
Extended Forecast for

Alamosa CO

  • Tonight

    Tonight: Mostly cloudy, with a low around 51. West northwest wind 10 to 15 mph becoming east 5 to 10 mph in the evening.

    Low: 51 °F

    Mostly Cloudy

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90. East wind 5 to 10 mph becoming west northwest 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: 90 °F

    Sunny then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms before midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 50. Northwest wind 10 to 15 mph becoming light and variable after midnight.

    Low: 50 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after noon. Sunny, with a high near 90. Light north wind becoming east northeast 5 to 10 mph in the afternoon.

    High: 90 °F

    Sunny then
    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 51. East wind 5 to 15 mph becoming west after midnight. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 51 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm after noon. High near 85. Light and variable wind becoming southwest 10 to 15 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 85 °F

    Mostly Sunny
    then T-storms

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before midnight, then a slight chance of showers. Mostly cloudy, with a low around 49. South southwest wind 5 to 10 mph. Chance of precipitation is 60%.

    Low: 49 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Thursday

    Thursday: Showers and thunderstorms likely after noon. Mostly sunny, with a high near 81. Light and variable wind becoming southwest 5 to 10 mph in the afternoon. Chance of precipitation is 70%.

    High: 81 °F

    Mostly Sunny
    then T-storms
    Likely

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before midnight, then a slight chance of showers. Mostly cloudy, with a low around 48. Southwest wind 5 to 10 mph. Chance of precipitation is 60%.

    Low: 48 °F

    Showers
    Likely then
    Slight Chance
    Showers

Detailed Forecast

Tonight
Mostly cloudy, with a low around 51. West northwest wind 10 to 15 mph becoming east 5 to 10 mph in the evening.
Monday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90. East wind 5 to 10 mph becoming west northwest 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 20 percent chance of showers and thunderstorms before midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 50. Northwest wind 10 to 15 mph becoming light and variable after midnight.
Tuesday
A 20 percent chance of showers and thunderstorms after noon. Sunny, with a high near 90. Light north wind becoming east northeast 5 to 10 mph in the afternoon.
Tuesday Night
A 50 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 51. East wind 5 to 15 mph becoming west after midnight. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
Showers and possibly a thunderstorm after noon. High near 85. Light and variable wind becoming southwest 10 to 15 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers likely and possibly a thunderstorm before midnight, then a slight chance of showers. Mostly cloudy, with a low around 49. South southwest wind 5 to 10 mph. Chance of precipitation is 60%.
Thursday
Showers and thunderstorms likely after noon. Mostly sunny, with a high near 81. Light and variable wind becoming southwest 5 to 10 mph in the afternoon. Chance of precipitation is 70%.
Thursday Night
Showers likely and possibly a thunderstorm before midnight, then a slight chance of showers. Mostly cloudy, with a low around 48. Southwest wind 5 to 10 mph. Chance of precipitation is 60%.
Friday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Mostly sunny, with a high near 79. South southwest wind 5 to 10 mph. Chance of precipitation is 50%.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 48. West wind around 5 mph becoming south after midnight.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 80. Light west southwest wind becoming south southwest 5 to 10 mph in the afternoon.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 48. South wind 5 to 10 mph.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 81. West wind around 5 mph becoming south in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
Alamosa CO
 37.47°N 105.88°W (Elev. 7497 ft)
Last Update:
5:31 pm MDT Aug 9, 2026
Forecast Valid:
7pm MDT Aug 9, 2026-6pm MDT Aug 16, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation