Area Forecast

A detailed look at the week ahead in Colonie, NY

Mostly Cloudy 76°F

Last Update: 8:36am EDT -- July 21, 2026

Forecast at a Glance

This
Afternoon
This Afternoon: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4pm.  Mostly cloudy, with a high near 77. South wind around 15 mph, with gusts as high as 31 mph.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

High 77°F

Tonight

Tonight: Showers and possibly a thunderstorm before 11pm, then a chance of showers and thunderstorms between 11pm and 2am, then a chance of showers after 2am.  Low around 65. South wind around 11 mph, with gusts as high as 22 mph.  Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Low 65°F

Wednesday

Wednesday: A slight chance of showers and thunderstorms, mainly between 11am and noon.  Mostly sunny, with a high near 79. South wind 10 to 13 mph becoming west in the morning. Winds could gust as high as 24 mph.  Chance of precipitation is 20%.

High 79°F

Wednesday
Night
Wednesday Night: Mostly clear, with a low around 55. West wind 5 to 8 mph.

Low 55°F

Thursday

Thursday: Sunny, with a high near 77. Northwest wind 6 to 8 mph.

High 77°F

Thursday
Night
Thursday Night: Mostly clear, with a low around 53.

Low 53°F

Friday

Friday: Sunny, with a high near 82.

High 82°F

Friday
Night
Friday Night: Partly cloudy, with a low around 59.

Low 59°F

Saturday

Saturday: Sunny, with a high near 84.

High 84°F

Detailed Extended Forecast

This Afternoon: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4pm. Mostly cloudy, with a high near 77. South wind around 15 mph, with gusts as high as 31 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Tonight: Showers and possibly a thunderstorm before 11pm, then a chance of showers and thunderstorms between 11pm and 2am, then a chance of showers after 2am. Low around 65. South wind around 11 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Wednesday: A slight chance of showers and thunderstorms, mainly between 11am and noon. Mostly sunny, with a high near 79. South wind 10 to 13 mph becoming west in the morning. Winds could gust as high as 24 mph. Chance of precipitation is 20%.

Wednesday Night: Mostly clear, with a low around 55. West wind 5 to 8 mph.

Thursday: Sunny, with a high near 77. Northwest wind 6 to 8 mph.

Thursday Night: Mostly clear, with a low around 53.

Friday: Sunny, with a high near 82.

Friday Night: Partly cloudy, with a low around 59.

Saturday: Sunny, with a high near 84.

Saturday Night: Partly cloudy, with a low around 61.

Sunday: Mostly sunny, with a high near 86.

Sunday Night: A chance of showers. Mostly cloudy, with a low around 64. Chance of precipitation is 40%.

Monday: Showers likely. Partly sunny, with a high near 83. Chance of precipitation is 60%.

For any questions or comments regarding the forecast above, please contact the Albany (NY) National Weather Service.

Source National Weather Service