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

26°F

-3°C

Humidity 71%
Wind Speed Calm
Barometer 30.32 in (1028.2 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Last update 15 Mar 1:56 am EDT
Extended Forecast for

3 Miles ENE Lewbeach NY

  • Overnight

    Overnight: Mostly cloudy, with a low around 16. North wind around 8 mph.

    Low: 16 °F

    Mostly Cloudy

  • Sunday

    Sunday: A slight chance of snow showers between 8am and 9am. Mostly cloudy, with a high near 37. South wind 7 to 17 mph. Chance of precipitation is 20%.

    High: 37 °F

    Slight Chance
    Snow Showers
    then Partly
    Sunny

  • Sunday Night

    Sunday Night: Showers, mainly after 2am. Low around 30. Breezy, with a southeast wind 20 to 22 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 30 °F

    Breezy.
    Slight Chance
    Showers then
    Showers

  • Monday

    Monday: Showers, with thunderstorms also possible after 5pm. High near 56. South wind 15 to 17 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 56 °F

    Showers

  • Monday Night

    Monday Night: Rain showers before 11pm, then snow showers, possibly mixed with rain between 11pm and 2am, then a chance of snow showers after 2am. Some thunder is also possible. Low around 17. Breezy, with a south wind 18 to 22 mph becoming west after midnight. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    Low: 17 °F

    Rain/Snow and
    Breezy

  • Tuesday

    Tuesday: A chance of snow showers, mainly before 8am. Mostly cloudy, with a high near 22. Breezy. Chance of precipitation is 30%.

    High: 22 °F

    Chance Snow
    Showers and
    Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 8.

    Low: 8 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 28.

    High: 28 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 17.

    Low: 17 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 16. North wind around 8 mph.
Sunday
A slight chance of snow showers between 8am and 9am. Mostly cloudy, with a high near 37. South wind 7 to 17 mph. Chance of precipitation is 20%.
Sunday Night
Showers, mainly after 2am. Low around 30. Breezy, with a southeast wind 20 to 22 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Showers, with thunderstorms also possible after 5pm. High near 56. South wind 15 to 17 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Monday Night
Rain showers before 11pm, then snow showers, possibly mixed with rain between 11pm and 2am, then a chance of snow showers after 2am. Some thunder is also possible. Low around 17. Breezy, with a south wind 18 to 22 mph becoming west after midnight. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Tuesday
A chance of snow showers, mainly before 8am. Mostly cloudy, with a high near 22. Breezy. Chance of precipitation is 30%.
Tuesday Night
Mostly cloudy, with a low around 8.
Wednesday
Mostly sunny, with a high near 28.
Wednesday Night
Mostly cloudy, with a low around 17.
Thursday
Mostly cloudy, with a high near 37.
Thursday Night
Mostly cloudy, with a low around 25.
Friday
Mostly sunny, with a high near 39.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 25. Chance of precipitation is 40%.
Saturday
A chance of snow. Mostly cloudy, with a high near 37. Chance of precipitation is 40%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Lewbeach NY
 42.01°N 74.72°W (Elev. 2795 ft)
Last Update:
8:37 pm EDT Mar 14, 2026
Forecast Valid:
2am EDT Mar 15, 2026-6pm EDT Mar 21, 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