San Luis ValleyAirport (ALS) Weather 09/18/2025
Tonight
40
Slight Chance Showers then Patchy Fog
Saturday
71
Patchy Fog then Slight Chance T-storms
Saturday Night
44
Slight Chance T-storms then Partly Cloudy
Sunday
75
Sunny then Slight Chance T-storms
Sunday Night
42
Partly Cloudy
Monday
78
Sunny
Monday Night
41
Mostly Clear
Tuesday
78
Sunny
Tuesday Night
43
Mostly Cloudy
Wednesday
76
Mostly Sunny then Slight Chance T-storms
Wednesday Night
43
Mostly Cloudy
Thursday
75
Mostly Sunny
Thursday Night
42
Partly Cloudy
Weekly Forecast
Tonight
A 20 percent chance of showers before 11pm. Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 40. Southeast wind around 5 mph becoming calm in the evening. New precipitation amounts of less than a tenth of an inch possible.
Saturday
A 20 percent chance of showers and thunderstorms after noon. Patchy fog before 9am. Otherwise, partly sunny, with a high near 71. Light southwest wind becoming west southwest 5 to 10 mph in the afternoon. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A 20 percent chance of showers and thunderstorms before 9pm. Mostly cloudy, with a low around 44. West wind 5 to 10 mph becoming light and variable after midnight. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
A 10 percent chance of showers and thunderstorms after noon. Sunny, with a high near 75. Light west wind becoming west southwest 5 to 10 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 42. West southwest wind 5 to 10 mph becoming north in the evening.
Monday
Sunny, with a high near 78. Light and variable wind becoming west southwest 5 to 10 mph in the afternoon.
Monday Night
Mostly clear, with a low around 41. South southwest wind 5 to 10 mph.
Tuesday
Sunny, with a high near 78. West wind 5 to 10 mph becoming south in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 43. South wind 5 to 10 mph.
Wednesday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 76. South wind 5 to 15 mph.
Wednesday Night
Mostly cloudy, with a low around 43. South wind 10 to 15 mph.
Thursday
Mostly sunny, with a high near 75. South wind 5 to 15 mph.
Thursday Night
Partly cloudy, with a low around 42. South wind 10 to 15 mph.