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

Significant Severe Weather and Heavy Rainfall Event in the Central U.S.; Critical Fire Weather in the Southwest

Significant severe weather and heavy rainfall is likely from the central and southern Plains into the the Ozarks today into tonight. Tornadoes, potentially strong to intense, large hail and damaging winds are possible. Critical fire weather including gusty winds and low humidity will continue today over parts of Arizona, New Mexico, west Texas, and the central valley of California. Read More >

Hazardous Weather Conditions

Current conditions at

San Luis Valley Regional Airport (KALS)

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

Overcast

41°F

5°C

Humidity 79%
Wind Speed W 14 mph
Barometer 29.91 in (1009.6 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 19 May 3:52 pm MDT
Extended Forecast for

Alamosa CO

  • This Afternoon

    This Afternoon: Scattered showers and thunderstorms, mainly before 5pm. Partly sunny, with a high near 56. West northwest wind around 15 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 56 °F

    Scattered
    Showers

  • Tonight

    Tonight: Mostly clear, with a low around 25. West northwest wind 10 to 15 mph becoming west 5 to 10 mph after midnight.

    Low: 25 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 67. South southwest wind 5 to 15 mph becoming north in the morning.

    High: 67 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 29. Northwest wind 10 to 15 mph becoming south 5 to 10 mph after midnight.

    Low: 29 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 73. South wind 5 to 10 mph becoming west 10 to 15 mph in the afternoon.

    High: 73 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 34. West wind 10 to 15 mph becoming east 5 to 10 mph after midnight.

    Low: 34 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 77. Breezy, with an east wind 5 to 10 mph becoming west southwest 15 to 20 mph in the afternoon.

    High: 77 °F

    Sunny then
    Mostly Sunny
    and Breezy

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 38. South southwest wind 5 to 15 mph.

    Low: 38 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 78. South wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon.

    High: 78 °F

    Sunny

Detailed Forecast

This Afternoon
Scattered showers and thunderstorms, mainly before 5pm. Partly sunny, with a high near 56. West northwest wind around 15 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Mostly clear, with a low around 25. West northwest wind 10 to 15 mph becoming west 5 to 10 mph after midnight.
Tuesday
Sunny, with a high near 67. South southwest wind 5 to 15 mph becoming north in the morning.
Tuesday Night
Mostly clear, with a low around 29. Northwest wind 10 to 15 mph becoming south 5 to 10 mph after midnight.
Wednesday
Sunny, with a high near 73. South wind 5 to 10 mph becoming west 10 to 15 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 34. West wind 10 to 15 mph becoming east 5 to 10 mph after midnight.
Thursday
Sunny, with a high near 77. Breezy, with an east wind 5 to 10 mph becoming west southwest 15 to 20 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 38. South southwest wind 5 to 15 mph.
Friday
Sunny, with a high near 78. South wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 38. South southwest wind 5 to 15 mph.
Saturday
Mostly sunny, with a high near 78. South wind 5 to 15 mph, with gusts as high as 30 mph.
Saturday Night
Partly cloudy, with a low around 37. Southwest wind 5 to 15 mph.
Sunday
Sunny, with a high near 76. Southwest wind 5 to 15 mph.
Sunday Night
Mostly clear, with a low around 38. West wind 5 to 15 mph becoming north northeast after midnight.
Memorial Day
Sunny, with a high near 74. West wind 5 to 10 mph becoming south in the afternoon.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Alamosa CO
 37.47°N 105.88°W (Elev. 7497 ft)
Last Update:
2:11 pm MDT May 19, 2025
Forecast Valid:
4pm MDT May 19, 2025-6pm MDT May 26, 2025
 
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