Watching Hurricane Erin; Heavy Rainfall Threat for Upper Midwest; Heatrisk for Mississippi Valley

Hurricane Erin continues to track westward with its outer bands bringing heavy rainfall and gusty winds for Puerto Rico and US Virgin Islands. Life-threatening surf and rip currents are occurring and will spread across the Atlantic coasts this week. Meanwhile, heavy rainfall and possible flooding are in the forecast for upper Midwest through Monday. Heatrisk continues for the Mississippi Valley. Read More >

Current conditions at

San Luis Valley Regional Airport (KALS)

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

Partly Cloudy

52°F

11°C

Humidity 53%
Wind Speed N 3 mph
Barometer 30.31 in (1016.4 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 18 Aug 2:52 am MDT
Extended Forecast for

Blanca CO

  • Overnight

    Overnight: Mostly clear, with a low around 49. East northeast wind around 5 mph.

    Low: 49 °F

    Mostly Clear

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after noon.  Sunny, with a high near 85. Light and variable wind becoming east 5 to 10 mph in the afternoon.  New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 85 °F

    Sunny then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Partly cloudy, with a low around 52. East wind 5 to 10 mph.

    Low: 52 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after noon.  Sunny, with a high near 83. Light and variable wind becoming east 10 to 15 mph in the afternoon.

    High: 83 °F

    Sunny then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 10 percent chance of showers and thunderstorms before 9pm.  Mostly clear, with a low around 53. East wind 5 to 15 mph.

    Low: 53 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after noon.  Sunny, with a high near 83. South southwest wind 5 to 10 mph becoming east 10 to 15 mph in the afternoon.

    High: 83 °F

    Sunny then
    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 54. East wind 5 to 15 mph.

    Low: 54 °F

    Mostly Clear

  • Thursday

    Thursday: A 10 percent chance of showers and thunderstorms after noon.  Sunny, with a high near 86. Southwest wind 5 to 10 mph becoming east northeast 10 to 15 mph in the afternoon.

    High: 86 °F

    Sunny then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 54. East wind 10 to 15 mph.

    Low: 54 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 49. East northeast wind around 5 mph.
Monday
A 20 percent chance of showers and thunderstorms after noon. Sunny, with a high near 85. Light and variable wind becoming east 5 to 10 mph in the afternoon. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
Partly cloudy, with a low around 52. East wind 5 to 10 mph.
Tuesday
A 30 percent chance of showers and thunderstorms after noon. Sunny, with a high near 83. Light and variable wind becoming east 10 to 15 mph in the afternoon.
Tuesday Night
A 10 percent chance of showers and thunderstorms before 9pm. Mostly clear, with a low around 53. East wind 5 to 15 mph.
Wednesday
A 20 percent chance of showers and thunderstorms after noon. Sunny, with a high near 83. South southwest wind 5 to 10 mph becoming east 10 to 15 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 54. East wind 5 to 15 mph.
Thursday
A 10 percent chance of showers and thunderstorms after noon. Sunny, with a high near 86. Southwest wind 5 to 10 mph becoming east northeast 10 to 15 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 54. East wind 10 to 15 mph.
Friday
A 40 percent chance of showers and thunderstorms after noon. Sunny, with a high near 83. East northeast wind 5 to 10 mph.
Friday Night
A chance of showers. Mostly cloudy, with a low around 53. East northeast wind 10 to 15 mph.
Saturday
Showers likely and possibly a thunderstorm. Mostly sunny, with a high near 79. South wind 5 to 10 mph.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 52. East wind 5 to 10 mph becoming south after midnight.
Sunday
Showers and thunderstorms likely. Mostly sunny, with a high near 78. South southwest wind 5 to 10 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Blanca CO
 37.43°N 105.51°W (Elev. 7785 ft)
3:21 am MDT Aug 18, 2025
3am MDT Aug 18, 2025-6pm MDT Aug 24, 2025
 
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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