National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Monticello, Sullivan County International Airport (KMSV)

Lat: 41.7°NLon: 74.8°WElev: 1404ft.

Fair

73°F

23°C

Humidity 44%
Wind Speed NW 9 G 16 mph
Barometer 30.03 in (1016.5 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 24 Jun 6:56 pm EDT
Extended Forecast for

Apex NY

  • Tonight

    Tonight: Increasing clouds, with a low around 52. Northwest wind around 5 mph becoming calm in the evening.

    Low: 52 °F

    Increasing
    Clouds

  • Thursday

    Thursday: A slight chance of showers between noon and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 76. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 76 °F

    Partly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: Showers and thunderstorms before 11pm, then showers likely and possibly a thunderstorm between 11pm and 1am, then a chance of showers and thunderstorms after 1am. Low around 56. South wind 3 to 5 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 56 °F

    Showers then
    Showers
    Likely

  • Friday

    Friday: A slight chance of showers after 7am. Mostly cloudy, with a high near 75. West wind around 6 mph. Chance of precipitation is 20%.

    High: 75 °F

    Slight Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers. Mostly cloudy, with a low around 56. Light and variable wind. Chance of precipitation is 40%.

    Low: 56 °F

    Chance
    Showers

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 75. Chance of precipitation is 50%.

    High: 75 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

Detailed Forecast

Tonight
Increasing clouds, with a low around 52. Northwest wind around 5 mph becoming calm in the evening.
Thursday
A slight chance of showers between noon and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 76. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers and thunderstorms before 11pm, then showers likely and possibly a thunderstorm between 11pm and 1am, then a chance of showers and thunderstorms after 1am. Low around 56. South wind 3 to 5 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Friday
A slight chance of showers after 7am. Mostly cloudy, with a high near 75. West wind around 6 mph. Chance of precipitation is 20%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 56. Light and variable wind. Chance of precipitation is 40%.
Saturday
A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 75. Chance of precipitation is 50%.
Saturday Night
Partly cloudy, with a low around 55.
Sunday
Mostly sunny, with a high near 79.
Sunday Night
Mostly clear, with a low around 56.
Monday
Mostly sunny, with a high near 81.
Monday Night
Mostly cloudy, with a low around 60.
Tuesday
A chance of showers. Mostly sunny, with a high near 84. Chance of precipitation is 30%.
Tuesday Night
A chance of showers. Partly cloudy, with a low around 62. Chance of precipitation is 30%.
Wednesday
A chance of showers. Mostly sunny, with a high near 82. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Apex NY
 42.07°N 75.21°W (Elev. 2100 ft)
Last Update:
6:17 pm EDT Jun 24, 2026
Forecast Valid:
7pm EDT Jun 24, 2026-6pm EDT Jul 1, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation