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.

A Few Clouds

77°F

25°C

Humidity 64%
Wind Speed NW 14 G 20 mph
Barometer 29.94 in (1012.9 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 10 Sep 11:56 am EDT
Extended Forecast for

Lake Huntington NY

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 80. West wind around 10 mph, with gusts as high as 22 mph.

    High: 80 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 54. Northwest wind around 5 mph becoming calm in the evening.

    Low: 54 °F

    Mostly Cloudy

  • Friday

    Friday: Sunny, with a high near 73. Northwest wind 3 to 6 mph.

    High: 73 °F

    Sunny

  • Friday Night

    Friday Night: Patchy fog after 11pm. Otherwise, mostly clear, with a low around 47. Light north wind.

    Low: 47 °F

    Patchy Fog

  • Saturday

    Saturday: A slight chance of showers after 2pm. Areas of fog before 9am. Otherwise, partly sunny, with a high near 76. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 20%.

    High: 76 °F

    Areas Fog
    then Slight
    Chance
    Showers

  • Saturday Night

    Saturday Night: Showers and thunderstorms likely before 11pm, then showers likely between 11pm and 2am, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 59. Chance of precipitation is 70%.

    Low: 59 °F

    Showers
    Likely

  • Sunday

    Sunday: Mostly cloudy, with a high near 78.

    High: 78 °F

    Mostly Cloudy

  • Sunday Night

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

    Low: 55 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 80. West wind around 10 mph, with gusts as high as 22 mph.
Tonight
Mostly cloudy, with a low around 54. Northwest wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 73. Northwest wind 3 to 6 mph.
Friday Night
Patchy fog after 11pm. Otherwise, mostly clear, with a low around 47. Light north wind.
Saturday
A slight chance of showers after 2pm. Areas of fog before 9am. Otherwise, partly sunny, with a high near 76. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 20%.
Saturday Night
Showers and thunderstorms likely before 11pm, then showers likely between 11pm and 2am, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 59. Chance of precipitation is 70%.
Sunday
Mostly cloudy, with a high near 78.
Sunday Night
Partly cloudy, with a low around 55.
Monday
Mostly sunny, with a high near 74.
Monday Night
Partly cloudy, with a low around 55.
Tuesday
Mostly sunny, with a high near 79.
Tuesday Night
Partly cloudy, with a low around 61.
Wednesday
A chance of showers. Partly sunny, with a high near 76. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lake Huntington NY
 41.67°N 75°W (Elev. 1161 ft)
Last Update:
9:52 am EDT Sep 10, 2026
Forecast Valid:
12pm EDT Sep 10, 2026-6pm EDT Sep 16, 2026
 
Forecast Discussion
 
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Additional Resources

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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