Weather forecast for: Alamosa CO
Last Update: 2:36 pm MDT Aug 11, 2026
This Afternoon: A 30 percent chance of showers and thunderstorms, mainly after 3pm. Partly sunny, with a high near 89. West northwest wind 5 to 15 mph.
Tonight: A chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and 10pm. Mostly cloudy, with a low around 51. West northwest wind 10 to 15 mph becoming light and variable after midnight. Chance of precipitation is 40%.
Wednesday: A 40 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 85. Light and variable wind becoming southwest 10 to 15 mph in the afternoon. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night: A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and midnight. Mostly cloudy, with a low around 48. West northwest wind 5 to 10 mph becoming light and variable after midnight. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday: A 50 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 81. Light and variable wind becoming southwest 10 to 15 mph in the afternoon. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night: Showers likely and possibly a thunderstorm before midnight. Mostly cloudy, with a low around 47. West wind 5 to 10 mph becoming light and variable after midnight. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday: Showers and thunderstorms likely, mainly after noon. Partly sunny, with a high near 80. Light southwest wind becoming west 10 to 15 mph in the afternoon. Chance of precipitation is 60%.
Friday Night: A 30 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 46. West wind 5 to 10 mph.
Saturday: A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 80. Calm wind becoming southwest around 5 mph in the afternoon.
Saturday Night: A 30 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 47. Southwest wind 5 to 10 mph becoming east southeast after midnight.
Sunday: A chance of showers and thunderstorms. Partly sunny, with a high near 80. Northwest wind around 5 mph becoming south southwest in the afternoon.
Sunday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 47. South southeast wind around 5 mph.
Monday: A chance of showers and thunderstorms. Partly sunny, with a high near 82. South southwest wind around 5 mph.
WeatherWorld.com
City of Alamosa, Colorado
