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 59%
Wind Speed W 16 G 24 mph
Barometer 29.89 in (1011.6 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 14 Oct 3:56 pm EDT
Extended Forecast for

Kiamesha Lake NY

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 71. West wind around 10 mph, with gusts as high as 21 mph.

    High: 71 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 44. Northwest wind 8 to 11 mph.

    Low: 44 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 60. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 60 °F

    Sunny

  • Thursday Night

    Thursday Night: Showers, mainly after 1am. Low around 45. East wind 3 to 6 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 45 °F

    Partly Cloudy
    then Showers

  • Friday

    Friday: Showers, with thunderstorms also possible after 5pm. High near 68. South wind 6 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 100%.

    High: 68 °F

    Showers
    Likely then
    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Low around 37. Chance of precipitation is 80%.

    Low: 37 °F

    Showers then
    Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 44.

    High: 44 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 28.

    Low: 28 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 53.

    High: 53 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 71. West wind around 10 mph, with gusts as high as 21 mph.
Tonight
Partly cloudy, with a low around 44. Northwest wind 8 to 11 mph.
Thursday
Sunny, with a high near 60. Calm wind becoming southeast around 5 mph in the afternoon.
Thursday Night
Showers, mainly after 1am. Low around 45. East wind 3 to 6 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Showers, with thunderstorms also possible after 5pm. High near 68. South wind 6 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 100%.
Friday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Low around 37. Chance of precipitation is 80%.
Saturday
Mostly sunny, with a high near 44.
Saturday Night
Mostly clear, with a low around 28.
Sunday
Sunny, with a high near 53.
Sunday Night
Mostly clear, with a low around 32.
Monday
Sunny, with a high near 60.
Monday Night
Partly cloudy, with a low around 38.
Tuesday
Mostly sunny, with a high near 62.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Kiamesha Lake NY
 41.7°N 74.67°W (Elev. 1499 ft)
Last Update:
2:30 pm EDT Oct 14, 2026
Forecast Valid:
4pm EDT Oct 14, 2026-6pm EDT Oct 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