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

29°F

-2°C

Humidity 85%
Wind Speed S 8 mph
Barometer 30.04 in (1013.7 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 12 Apr 5:52 am MDT
Extended Forecast for

Antonito CO

Red Flag Warning April 12, 11:00am until April 12, 09:00pm
Red Flag Warning April 13, 11:00am until April 13, 09:00pm
Click here for hazard details and duration
Red Flag Warning
Red Flag Warning

  • Today

    Today: Sunny, with a high near 63. Breezy, with a southwest wind 5 to 15 mph increasing to 15 to 25 mph in the afternoon. Winds could gust as high as 45 mph.

    High: 63 °F

    Sunny and
    Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 31. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 40 mph.

    Low: 31 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Monday

    Monday: Sunny, with a high near 60. Windy, with a southwest wind 10 to 20 mph increasing to 20 to 30 mph in the afternoon. Winds could gust as high as 45 mph.

    High: 60 °F

    Sunny and
    Windy

  • Monday Night

    Monday Night: A chance of rain showers before midnight, then a chance of rain and snow showers. Some thunder is also possible. Mostly cloudy, with a low around 29. Breezy, with a southwest wind 15 to 20 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 35 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

    Low: 29 °F

    Chance
    Showers and
    Breezy then
    Chance
    Rain/Snow

  • Tuesday

    Tuesday: A chance of snow showers before 3pm, then a slight chance of rain and snow showers. Some thunder is also possible. Mostly sunny, with a high near 53. Breezy, with a southwest wind 15 to 20 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 53 °F

    Breezy.
    Chance Snow
    Showers then
    Slight Chance
    Rain/Snow

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 20. Breezy, with a west southwest wind 15 to 20 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 35 mph.

    Low: 20 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 59. Breezy, with a west wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 59 °F

    Sunny then
    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Clear, with a low around 23. Breezy, with a southwest wind 10 to 20 mph, with gusts as high as 30 mph.

    Low: 23 °F

    Mostly Clear
    and Breezy
    then Clear

  • Thursday

    Thursday: Sunny, with a high near 63. Windy, with a south southwest wind 10 to 20 mph increasing to 20 to 30 mph in the afternoon. Winds could gust as high as 45 mph.

    High: 63 °F

    Sunny then
    Sunny and
    Windy

Detailed Forecast

Today
Sunny, with a high near 63. Breezy, with a southwest wind 5 to 15 mph increasing to 15 to 25 mph in the afternoon. Winds could gust as high as 45 mph.
Tonight
Mostly clear, with a low around 31. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 40 mph.
Monday
Sunny, with a high near 60. Windy, with a southwest wind 10 to 20 mph increasing to 20 to 30 mph in the afternoon. Winds could gust as high as 45 mph.
Monday Night
A chance of rain showers before midnight, then a chance of rain and snow showers. Some thunder is also possible. Mostly cloudy, with a low around 29. Breezy, with a southwest wind 15 to 20 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 35 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Tuesday
A chance of snow showers before 3pm, then a slight chance of rain and snow showers. Some thunder is also possible. Mostly sunny, with a high near 53. Breezy, with a southwest wind 15 to 20 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Mostly clear, with a low around 20. Breezy, with a west southwest wind 15 to 20 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 35 mph.
Wednesday
Sunny, with a high near 59. Breezy, with a west wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.
Wednesday Night
Clear, with a low around 23. Breezy, with a southwest wind 10 to 20 mph, with gusts as high as 30 mph.
Thursday
Sunny, with a high near 63. Windy, with a south southwest wind 10 to 20 mph increasing to 20 to 30 mph in the afternoon. Winds could gust as high as 45 mph.
Thursday Night
Partly cloudy, with a low around 29. Breezy, with a southwest wind 15 to 25 mph, with gusts as high as 40 mph.
Friday
Mostly sunny, with a high near 59. Windy, with a southwest wind 15 to 20 mph increasing to 25 to 30 mph in the afternoon. Winds could gust as high as 50 mph.
Friday Night
Mostly clear, with a low around 21. Breezy, with a southwest wind 10 to 20 mph, with gusts as high as 30 mph.
Saturday
Mostly sunny, with a high near 55. West southwest wind 5 to 15 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Antonito CO
 37.08°N 106.01°W (Elev. 7848 ft)
Last Update:
5:47 am MDT Apr 12, 2026
Forecast Valid:
6am MDT Apr 12, 2026-6pm MDT Apr 18, 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