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.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Highland Lake NY

  • Today

    Today: Mostly sunny, with a high near 72. Northwest wind 7 to 9 mph, with gusts as high as 20 mph.

    High: 72 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 45. Northwest wind 8 to 10 mph.

    Low: 45 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 63. North wind around 5 mph becoming calm in the morning.

    High: 63 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Showers, with thunderstorms also possible after 5am. Low around 45. Southeast wind 3 to 7 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 45 °F

    Slight Chance
    Showers then
    Showers

  • Friday

    Friday: Showers and possibly a thunderstorm before 2pm, then showers between 2pm and 5pm, then showers and possibly a thunderstorm after 5pm. High near 69. South wind 7 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 90%.

    High: 69 °F

    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Low around 33. Breezy. Chance of precipitation is 80%.

    Low: 33 °F

    Showers then
    Chance
    Showers and
    Breezy

  • Saturday

    Saturday: Mostly sunny, with a high near 43.

    High: 43 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 29.

    Low: 29 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 57.

    High: 57 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 72. Northwest wind 7 to 9 mph, with gusts as high as 20 mph.
Tonight
Partly cloudy, with a low around 45. Northwest wind 8 to 10 mph.
Thursday
Mostly sunny, with a high near 63. North wind around 5 mph becoming calm in the morning.
Thursday Night
Showers, with thunderstorms also possible after 5am. Low around 45. Southeast wind 3 to 7 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
Showers and possibly a thunderstorm before 2pm, then showers between 2pm and 5pm, then showers and possibly a thunderstorm after 5pm. High near 69. South wind 7 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 90%.
Friday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Low around 33. Breezy. Chance of precipitation is 80%.
Saturday
Mostly sunny, with a high near 43.
Saturday Night
Mostly clear, with a low around 29.
Sunday
Sunny, with a high near 57.
Sunday Night
Mostly clear, with a low around 32.
Monday
Sunny, with a high near 62.
Monday Night
Mostly cloudy, with a low around 38.
Tuesday
Partly sunny, with a high near 64.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Highland Lake NY
 41.52°N 74.85°W (Elev. 1339 ft)
Last Update:
2:30 am EDT Oct 14, 2026
Forecast Valid:
4am 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