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

27°F

-3°C

Humidity 100%
Wind Speed Calm
Barometer 30.05 in (1018.9 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Last update 20 Apr 2:56 am EDT
Extended Forecast for

4 Miles NW Lewbeach NY

  • Overnight

    Overnight: Mostly cloudy, with a low around 26. West wind around 6 mph.

    Low: 26 °F

    Mostly Cloudy

  • Monday

    Monday: Isolated snow showers before 7am, then scattered snow showers after 1pm. Partly sunny, with a high near 35. Northwest wind 9 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 35 °F

    Mostly Sunny
    then
    Scattered
    Snow Showers

  • Monday Night

    Monday Night: Mostly cloudy, then gradually becoming clear, with a low around 17. Northwest wind 5 to 9 mph.

    Low: 17 °F

    Decreasing
    Clouds

  • Tuesday

    Tuesday: Mostly sunny, with a high near 45. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 45 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of rain showers before 10pm, then a chance of rain and snow showers between 10pm and 1am, then a chance of snow showers after 1am. Mostly cloudy, with a low around 33. South wind 6 to 9 mph. Chance of precipitation is 40%.

    Low: 33 °F

    Chance
    Rain/Snow

  • Wednesday

    Wednesday: Partly sunny, with a high near 52.

    High: 52 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 57.

    High: 57 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 37.

    Low: 37 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 26. West wind around 6 mph.
Monday
Isolated snow showers before 7am, then scattered snow showers after 1pm. Partly sunny, with a high near 35. Northwest wind 9 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Monday Night
Mostly cloudy, then gradually becoming clear, with a low around 17. Northwest wind 5 to 9 mph.
Tuesday
Mostly sunny, with a high near 45. Calm wind becoming southwest around 6 mph in the afternoon.
Tuesday Night
A chance of rain showers before 10pm, then a chance of rain and snow showers between 10pm and 1am, then a chance of snow showers after 1am. Mostly cloudy, with a low around 33. South wind 6 to 9 mph. Chance of precipitation is 40%.
Wednesday
Partly sunny, with a high near 52.
Wednesday Night
Partly cloudy, with a low around 34.
Thursday
Mostly sunny, with a high near 57.
Thursday Night
Partly cloudy, with a low around 37.
Friday
Mostly sunny, with a high near 58.
Friday Night
A chance of showers. Partly cloudy, with a low around 38. Chance of precipitation is 30%.
Saturday
A chance of showers. Partly sunny, with a high near 55. Chance of precipitation is 50%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 38. Chance of precipitation is 50%.
Sunday
A chance of showers. Partly sunny, with a high near 54. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NW Lewbeach NY
 42.05°N 74.83°W (Elev. 2579 ft)
Last Update:
2:30 am EDT Apr 20, 2026
Forecast Valid:
3am EDT Apr 20, 2026-6pm EDT Apr 26, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation