National Weather Service Forecast for: Mount Vernon NY
Issued by: National Weather Service New York, NY
Updated: 2:20 pm EDT Jul 16, 2026
 
This
Afternoon
This Afternoon: A 20 percent chance of showers and thunderstorms. Areas of smoke. Mostly sunny, with a high near 90. West wind around 15 mph.
Slight Chance
T-storms
 Tonight

Tonight: Widespread smoke, mainly after 8pm. Partly cloudy, with a low around 70. Northwest wind 6 to 10 mph.
Smoke

 Friday

Friday: Areas of smoke before 11am. Sunny, with a high near 88. Northwest wind 5 to 7 mph.
Areas Smoke
then Sunny
 Friday
Night
Friday Night: Patchy smoke. Partly cloudy, with a low around 70. Light south wind.
Patchy Smoke

 Saturday

Saturday: Showers likely, then showers and possibly a thunderstorm after 2pm. Areas of smoke before 8am. High near 85. South wind 6 to 14 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Showers

 Saturday
Night
Saturday Night: Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 71. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Showers

 Sunday

Sunday: A 30 percent chance of showers before 8am. Mostly sunny, with a high near 85.
Chance
Showers then
Sunny
 Sunday
Night
Sunday Night: Mostly clear, with a low around 65.
Mostly Clear

 Monday

Monday: Sunny, with a high near 84.
Sunny
Hi 90 °F Lo 70 °F Hi 88 °F Lo 70 °F Hi 85 °F Lo 71 °F Hi 85 °F Lo 65 °F Hi 84 °F

Air Quality Alert
 

This Afternoon
 
 A 20 percent chance of showers and thunderstorms. Areas of smoke. Mostly sunny, with a high near 90. West wind around 15 mph.
Tonight
 
 Widespread smoke, mainly after 8pm. Partly cloudy, with a low around 70. Northwest wind 6 to 10 mph.
Friday
 
 Areas of smoke before 11am. Sunny, with a high near 88. Northwest wind 5 to 7 mph.
Friday Night
 
 Patchy smoke. Partly cloudy, with a low around 70. Light south wind.
Saturday
 
 Showers likely, then showers and possibly a thunderstorm after 2pm. Areas of smoke before 8am. High near 85. South wind 6 to 14 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Saturday Night
 
 Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 71. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Sunday
 
 A 30 percent chance of showers before 8am. Mostly sunny, with a high near 85.
Sunday Night
 
 Mostly clear, with a low around 65.
Monday
 
 Sunny, with a high near 84.
Monday Night
 
 Partly cloudy, with a low around 69.
Tuesday
 
 A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 85.
Tuesday Night
 
 Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 71. Chance of precipitation is 60%.
Wednesday
 
 A 40 percent chance of showers. Partly sunny, with a high near 83.
Wednesday Night
 
 A 40 percent chance of showers. Partly cloudy, with a low around 67.
Thursday
 
 Mostly sunny, with a high near 82.

 

Forecast from NOAA-NWS for Mount Vernon NY.