Notice of NWS' New Version of Forecast
A new version of Forecast is coming soon!
Click here to visit the new site for details.

Heavy rain and flash flooding possible in portions of the Southwest this weekend

An upper-level low in the Southwest U.S. will act as a trigger for thunderstorms this weekend. The area of greatest concern is in New Mexico, southeast Utah and portions of southern Colorado. Storms will be slow moving and could bring several rounds of rain to the same areas. Rainfall amounts may exceed 3 inches in localized areas. Flash Flood Watches are in effect. Read More >

Hazardous Weather Conditions

Current conditions at

San Luis Valley Regional Airport (KALS)

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

Fair

81°F

27°C

Humidity 16%
Wind Speed SW 10 mph
Barometer 30.20 in (1013.3 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 19 Aug 5:52 pm MDT
Extended Forecast for

San Luis CO

  • Tonight

    Tonight: Partly cloudy, with a low around 50. West wind 5 to 10 mph becoming east southeast in the evening.

    Partly Cloudy

    Low: 50 °F

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 73. Southeast wind around 5 mph becoming west in the afternoon.  New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Mostly Sunny
    then Slight
    Chance
    T-storms

    High: 73 °F

  • Sunday
    Night

    Sunday Night: A 20 percent chance of showers and thunderstorms before 4am.  Mostly cloudy, with a low around 44. South southeast wind around 5 mph becoming calm.  New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Slight Chance
    T-storms

    Low: 44 °F

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 75. South wind around 5 mph becoming west in the morning.  New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Partly Sunny
    then Chance
    T-storms

    High: 75 °F

  • Monday
    Night

    Monday Night: A 30 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 50. East wind around 5 mph becoming calm  in the evening.  New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Chance
    T-storms then
    Partly Cloudy

    Low: 50 °F

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 75. Calm wind becoming east southeast around 5 mph in the morning.  New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Mostly Sunny
    then Chance
    T-storms

    High: 75 °F

  • Tuesday
    Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms, mainly before midnight.  Mostly cloudy, with a low around 49. Southeast wind 5 to 10 mph becoming south southwest in the evening.

    Chance
    T-storms

    Low: 49 °F

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms, mainly after noon.  Partly sunny, with a high near 74. South southwest wind 5 to 10 mph.

    Chance
    T-storms

    High: 74 °F

  • Wednesday
    Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 51. South wind 5 to 10 mph.

    Slight Chance
    T-storms

    Low: 51 °F

Detailed Forecast

Tonight
Partly cloudy, with a low around 50. West wind 5 to 10 mph becoming east southeast in the evening.
Sunday
A 20 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 73. Southeast wind around 5 mph becoming west in the afternoon. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A 20 percent chance of showers and thunderstorms before 4am. Mostly cloudy, with a low around 44. South southeast wind around 5 mph becoming calm. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
A 30 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 75. South wind around 5 mph becoming west in the morning. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
A 30 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 50. East wind around 5 mph becoming calm in the evening. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
A 30 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 75. Calm wind becoming east southeast around 5 mph in the morning. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A 30 percent chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 49. Southeast wind 5 to 10 mph becoming south southwest in the evening.
Wednesday
A 30 percent chance of showers and thunderstorms, mainly after noon. Partly sunny, with a high near 74. South southwest wind 5 to 10 mph.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 51. South wind 5 to 10 mph.
Thursday
A 30 percent chance of showers and thunderstorms, mainly after noon. Partly sunny, with a high near 73. Southwest wind 5 to 10 mph.
Thursday Night
Mostly cloudy, with a low around 49. South southwest wind 5 to 10 mph.
Friday
Mostly sunny, with a high near 73. Southwest wind 5 to 10 mph.
Friday Night
Mostly cloudy, with a low around 48. Southwest wind 5 to 10 mph.
Saturday
Mostly sunny, with a high near 74. Southwest wind around 5 mph becoming west northwest in the afternoon.
Click Map For Forecast
Point Forecast:
San Luis CO
 37.21°N 105.43°W (Elev. 8199 ft)
11:37 am MDT Aug 19, 2017
6pm MDT Aug 19, 2017-6pm MDT Aug 26, 2017
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database