Area Forecast
A detailed look at the week ahead in Colonie, NY
Last Update: 8:37am EDT -- May 18, 2026
Forecast at a Glance
High 89°F
Low 66°F
High 91°F
Night
Low 69°F
High 80°F
Night
Low 48°F
High 66°F
Night
Low 45°F
High 68°F
Detailed Extended Forecast
Today: Mostly sunny, with a high near 89. South wind 9 to 11 mph, with gusts as high as 22 mph.
Tonight: Mostly clear, with a low around 66. South wind 3 to 6 mph.
Tuesday: A slight chance of showers and thunderstorms after 3pm. Partly sunny and hot, with a high near 91. Light and variable wind becoming west 6 to 11 mph in the morning. Winds could gust as high as 25 mph. Chance of precipitation is 20%.
Tuesday Night: Partly cloudy, with a low around 69. Southwest wind around 7 mph.
Wednesday: Showers likely before 11am, then showers likely and possibly a thunderstorm between 11am and 2pm, then a chance of showers after 2pm. Partly sunny, with a high near 80. West wind 7 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night: A chance of showers before 8pm. Partly cloudy, with a low around 48. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Thursday: Mostly sunny, with a high near 66.
Thursday Night: Mostly clear, with a low around 45.
Friday: Mostly sunny, with a high near 68.
Friday Night: A chance of showers after 2am. Mostly cloudy, with a low around 48. Chance of precipitation is 50%.
Saturday: Showers likely. Mostly cloudy, with a high near 65. Chance of precipitation is 60%.
Saturday Night: Showers likely. Mostly cloudy, with a low around 50. Chance of precipitation is 60%.
Sunday: A chance of showers. Mostly cloudy, with a high near 69. Chance of precipitation is 50%.
For any questions or comments regarding the forecast above, please contact the Albany (NY) National Weather Service.
Source National Weather Service