Areas of Excessive Rainfall and Severe Thunderstorms; Fire Weather Concerns in the Northern Plains and Four Corners Region

Widespread showers and thunderstorms may bring areas of flash flooding across much of the Southern Plains into the Gulf Coast region and the upper Ohio River Valley into the Mid-Atlantic. A large Pacific storm will bring widespread rain, gusty winds, and mountain snow to California and the Great Basin. Fire weather concerns expected in the Northern Plains and the Four Corners region. Read More >

Hazardous Weather Conditions

Current conditions at

San Luis Valley Regional Airport (KALS)

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

A Few Clouds

46°F

8°C

Humidity 96%
Wind Speed Calm
Barometer 30.04 in (1010.7 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 27 May 12:52 am MDT
Extended Forecast for

Alamosa CO

  • Overnight

    Overnight: Cloudy, with a low around 40. East southeast wind around 5 mph becoming west.

    Low: 40 °F

    Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 72. Light and variable wind becoming east southeast 5 to 10 mph in the afternoon.

    High: 72 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 38. East southeast wind 10 to 15 mph becoming light and variable  after midnight.

    Low: 38 °F

    Decreasing
    Clouds

  • Thursday

    Thursday: Sunny, with a high near 78. Light south wind increasing to 10 to 15 mph in the morning.

    High: 78 °F

    Sunny

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms, then a chance of showers after midnight.  Mostly cloudy, with a low around 43. South wind 10 to 15 mph decreasing to 5 to 10 mph after midnight.  Chance of precipitation is 30%.

    Low: 43 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: A 10 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 76. Breezy, with a south wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 35 mph.

    High: 76 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms and
    Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 39. Breezy, with a south southwest wind 15 to 20 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 35 mph.

    Low: 39 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Clear

  • Saturday

    Saturday: Sunny, with a high near 76. Breezy, with a south southwest wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 35 mph.

    High: 76 °F

    Sunny then
    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Clear, with a low around 37. 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.

    Low: 37 °F

    Clear and
    Breezy then
    Clear

Detailed Forecast

Overnight
Cloudy, with a low around 40. East southeast wind around 5 mph becoming west.
Wednesday
Mostly cloudy, with a high near 72. Light and variable wind becoming east southeast 5 to 10 mph in the afternoon.
Wednesday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 38. East southeast wind 10 to 15 mph becoming light and variable after midnight.
Thursday
Sunny, with a high near 78. Light south wind increasing to 10 to 15 mph in the morning.
Thursday Night
A slight chance of showers and thunderstorms, then a chance of showers after midnight. Mostly cloudy, with a low around 43. South wind 10 to 15 mph decreasing to 5 to 10 mph after midnight. Chance of precipitation is 30%.
Friday
A 10 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 76. Breezy, with a south wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 35 mph.
Friday Night
Mostly clear, with a low around 39. Breezy, with a south southwest wind 15 to 20 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 35 mph.
Saturday
Sunny, with a high near 76. Breezy, with a south southwest wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 35 mph.
Saturday Night
Clear, with a low around 37. 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 80. North wind 5 to 10 mph becoming south in the afternoon.
Sunday Night
Mostly clear, with a low around 41. Southeast wind 5 to 15 mph.
Monday
Sunny, with a high near 80. East southeast wind 5 to 10 mph becoming southwest in the afternoon.
Monday Night
Partly cloudy, with a low around 43. West wind 10 to 15 mph becoming east after midnight.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 78. Northwest 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)
12:31 am MDT May 27, 2026
1am MDT May 27, 2026-6pm MDT Jun 2, 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