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

80°F

27°C

Humidity 45%
Wind Speed NW 13 G 18 mph
Barometer 29.93 in (1012.8 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 13 Aug 3:56 pm EDT
Extended Forecast for

3 Miles N Lewbeach NY

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 75. Northwest wind around 8 mph.

    High: 75 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 53. Light northwest wind.

    Low: 53 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 75. Calm wind becoming northwest 5 to 7 mph in the morning.

    High: 75 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 51. Calm wind.

    Low: 51 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 75. Calm wind becoming north around 5 mph in the afternoon.

    High: 75 °F

    Sunny

  • Saturday Night

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

    Low: 53 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of showers, then showers and possibly a thunderstorm after 2pm. High near 73. Chance of precipitation is 80%.

    High: 73 °F

    Chance
    Showers then
    Showers

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm before 8pm, then showers likely between 8pm and 2am. Low around 58. Chance of precipitation is 80%.

    Low: 58 °F

    Showers

  • Monday

    Monday: A chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 74. Chance of precipitation is 30%.

    High: 74 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 75. Northwest wind around 8 mph.
Tonight
Mostly cloudy, with a low around 53. Light northwest wind.
Friday
Mostly sunny, with a high near 75. Calm wind becoming northwest 5 to 7 mph in the morning.
Friday Night
Partly cloudy, with a low around 51. Calm wind.
Saturday
Sunny, with a high near 75. Calm wind becoming north around 5 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 53.
Sunday
A chance of showers, then showers and possibly a thunderstorm after 2pm. High near 73. Chance of precipitation is 80%.
Sunday Night
Showers and possibly a thunderstorm before 8pm, then showers likely between 8pm and 2am. Low around 58. Chance of precipitation is 80%.
Monday
A chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 74. Chance of precipitation is 30%.
Monday Night
A chance of thunderstorms before 8pm. Partly cloudy, with a low around 54. Chance of precipitation is 30%.
Tuesday
Sunny, with a high near 75.
Tuesday Night
Mostly clear, with a low around 55.
Wednesday
Mostly sunny, with a high near 76.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N Lewbeach NY
 42.04°N 74.77°W (Elev. 2008 ft)
Last Update:
3:00 pm EDT Aug 13, 2026
Forecast Valid:
4pm EDT Aug 13, 2026-6pm EDT Aug 19, 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