Early Heat Wave in the West; Fire Concerns in the Plains

An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Elevated to critical fire weather conditions are expected today across the High Plains and southern Plains. Lake effect snow downwind of the Great Lakes will taper off today. Read More >

Current conditions at

San Luis Valley Regional Airport (KALS)

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

Fair

40°F

4°C

Humidity 40%
Wind Speed W 8 mph
Barometer 30.20 in (1019.2 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 17 Mar 8:52 am MDT
Extended Forecast for

Alamosa CO

Fire Weather Watch March 18, 12:00pm until March 18, 09:00pm
Click here for hazard details and duration
Fire Weather Watch
  • Today

    Today: Sunny, with a high near 67. Breezy, with a north northwest wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 67 °F

    Sunny then
    Sunny and
    Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 24. Blustery, with a north northwest wind 15 to 20 mph becoming west 5 to 10 mph after midnight. Winds could gust as high as 30 mph.

    Low: 24 °F

    Mostly Clear
    and Blustery
    then Mostly
    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 76. Light and variable wind becoming north northwest 10 to 15 mph in the afternoon.

    High: 76 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 25. North northwest wind 10 to 15 mph becoming light west northwest  after midnight.

    Low: 25 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 78. Light west northwest wind becoming north northwest 5 to 10 mph in the afternoon.

    High: 78 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 30. North northwest wind 5 to 10 mph.

    Low: 30 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 80. Light north northwest wind becoming north 5 to 10 mph in the afternoon.

    High: 80 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 30. Northwest wind 5 to 15 mph.

    Low: 30 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 81. South southwest wind 5 to 15 mph.

    High: 81 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 67. Breezy, with a north northwest wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.
Tonight
Mostly clear, with a low around 24. Blustery, with a north northwest wind 15 to 20 mph becoming west 5 to 10 mph after midnight. Winds could gust as high as 30 mph.
Wednesday
Sunny, with a high near 76. Light and variable wind becoming north northwest 10 to 15 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 25. North northwest wind 10 to 15 mph becoming light west northwest after midnight.
Thursday
Sunny, with a high near 78. Light west northwest wind becoming north northwest 5 to 10 mph in the afternoon.
Thursday Night
Clear, with a low around 30. North northwest wind 5 to 10 mph.
Friday
Sunny, with a high near 80. Light north northwest wind becoming north 5 to 10 mph in the afternoon.
Friday Night
Clear, with a low around 30. Northwest wind 5 to 15 mph.
Saturday
Sunny, with a high near 81. South southwest wind 5 to 15 mph.
Saturday Night
Mostly clear, with a low around 31. Breezy, with a south southwest wind 15 to 20 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 30 mph.
Sunday
Sunny, with a high near 77. Southeast wind 5 to 15 mph becoming southwest in the afternoon.
Sunday Night
Partly cloudy, with a low around 31. Breezy, with a south wind 15 to 20 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 30 mph.
Monday
Mostly sunny, with a high near 72. South wind 5 to 15 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Alamosa CO
 37.47°N 105.88°W (Elev. 7497 ft)
8:48 am MDT Mar 17, 2026
9am MDT Mar 17, 2026-6pm MDT Mar 23, 2026
 
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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