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

17°F

-8°C

Humidity 88%
Wind Speed Calm
Barometer 29.95 in (1015.9 mb)
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Last update 27 Feb 3:56 am EST
Extended Forecast for

3 Miles NNW Lewbeach NY

  • Today

    Today: Partly sunny, then gradually becoming sunny, with a high near 38. Calm wind becoming southwest around 6 mph in the morning.

    High: 38 °F

    Becoming
    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 26. South wind around 7 mph.

    Low: 26 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 43. South wind 6 to 8 mph becoming west in the afternoon.

    High: 43 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of snow after 1am. Increasing clouds, with a low around 20. North wind around 6 mph. Chance of precipitation is 40%. New snow accumulation of less than one inch possible.

    Low: 20 °F

    Mostly Cloudy
    then Chance
    Snow

  • Sunday

    Sunday: Snow likely before 1pm. Mostly cloudy, with a high near 25. Northwest wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    High: 25 °F

    Snow Likely

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 2.

    Low: 2 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 19.

    High: 19 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 5.

    Low: 5 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of snow after 1pm. Mostly cloudy, with a high near 31. Chance of precipitation is 30%.

    High: 31 °F

    Partly Sunny
    then Chance
    Snow

Detailed Forecast

Today
Partly sunny, then gradually becoming sunny, with a high near 38. Calm wind becoming southwest around 6 mph in the morning.
Tonight
Mostly clear, with a low around 26. South wind around 7 mph.
Saturday
Mostly sunny, with a high near 43. South wind 6 to 8 mph becoming west in the afternoon.
Saturday Night
A chance of snow after 1am. Increasing clouds, with a low around 20. North wind around 6 mph. Chance of precipitation is 40%. New snow accumulation of less than one inch possible.
Sunday
Snow likely before 1pm. Mostly cloudy, with a high near 25. Northwest wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Sunday Night
Partly cloudy, with a low around 2.
Monday
Partly sunny, with a high near 19.
Monday Night
Partly cloudy, with a low around 5.
Tuesday
A chance of snow after 1pm. Mostly cloudy, with a high near 31. Chance of precipitation is 30%.
Tuesday Night
Snow likely, mainly before 1am. Cloudy, with a low around 23. Chance of precipitation is 60%.
Wednesday
Partly sunny, with a high near 40.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 28. Chance of precipitation is 30%.
Thursday
A chance of rain. Mostly cloudy, with a high near 43. Chance of precipitation is 50%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Lewbeach NY
 42.04°N 74.8°W (Elev. 2274 ft)
Last Update:
1:37 am EST Feb 27, 2026
Forecast Valid:
4am EST Feb 27, 2026-6pm EST Mar 5, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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