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

67°F

19°C

Humidity 81%
Wind Speed Calm
Barometer 30.11 in (1019.1 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 14 Aug 8:56 am EDT
Extended Forecast for

2 Miles SSW Lake Delaware NY

  • Today

    Today: Mostly sunny, with a high near 74. Northwest wind 3 to 6 mph.

    High: 74 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 50. Light north wind.

    Low: 50 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 73. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 73 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 53. Light and variable wind.

    Low: 53 °F

    Mostly Clear

  • Sunday

    Sunday: Showers likely, with thunderstorms also possible after 5pm. Partly sunny, with a high near 72. South wind 6 to 8 mph. Chance of precipitation is 60%.

    High: 72 °F

    Chance
    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm. Low around 60. Chance of precipitation is 80%.

    Low: 60 °F

    Showers

  • Monday

    Monday: Showers likely, mainly before 8am. Partly sunny, with a high near 73. Chance of precipitation is 60%.

    High: 73 °F

    Showers
    Likely then
    Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 74. Northwest wind 3 to 6 mph.
Tonight
Partly cloudy, with a low around 50. Light north wind.
Saturday
Sunny, with a high near 73. Calm wind becoming northwest around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 53. Light and variable wind.
Sunday
Showers likely, with thunderstorms also possible after 5pm. Partly sunny, with a high near 72. South wind 6 to 8 mph. Chance of precipitation is 60%.
Sunday Night
Showers and possibly a thunderstorm. Low around 60. Chance of precipitation is 80%.
Monday
Showers likely, mainly before 8am. Partly sunny, with a high near 73. Chance of precipitation is 60%.
Monday Night
Partly cloudy, with a low around 53.
Tuesday
Mostly sunny, with a high near 72.
Tuesday Night
Mostly clear, with a low around 53.
Wednesday
Sunny, with a high near 75.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 58. Chance of precipitation is 40%.
Thursday
A chance of showers. Partly sunny, with a high near 72. Chance of precipitation is 50%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Lake Delaware NY
 42.23°N 74.86°W (Elev. 2392 ft)
Last Update:
5:38 am EDT Aug 14, 2026
Forecast Valid:
10am EDT Aug 14, 2026-6pm EDT Aug 20, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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