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

44°F

7°C

Humidity 65%
Wind Speed Calm
Barometer 30.07 in (1018.8 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Last update 12 May 11:56 pm EDT
Extended Forecast for

Lewbeach NY

  • Overnight

    Overnight: A chance of showers, mainly after 4am. Mostly cloudy, with a low around 40. Light south wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 40 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Showers and thunderstorms before 3pm, then showers likely and possibly a thunderstorm between 3pm and 5pm, then a chance of showers and thunderstorms after 5pm. High near 58. South wind 6 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 58 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms. Low around 44. South wind around 6 mph becoming calm after midnight. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 44 °F

    Showers

  • Thursday

    Thursday: Showers, mainly before 3pm. High near 55. Calm wind becoming northwest around 6 mph in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 55 °F

    Showers

  • Thursday Night

    Thursday Night: Showers likely, mainly after 2am. Mostly cloudy, with a low around 42. Northwest wind 3 to 5 mph. Chance of precipitation is 60%.

    Low: 42 °F

    Showers
    Likely

  • Friday

    Friday: Showers likely, mainly before 8am. Partly sunny, with a high near 59. Chance of precipitation is 60%.

    High: 59 °F

    Showers
    Likely

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 43.

    Low: 43 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 50.

    Low: 50 °F

    Partly Cloudy

Detailed Forecast

Overnight
A chance of showers, mainly after 4am. Mostly cloudy, with a low around 40. Light south wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Showers and thunderstorms before 3pm, then showers likely and possibly a thunderstorm between 3pm and 5pm, then a chance of showers and thunderstorms after 5pm. High near 58. South wind 6 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers and thunderstorms. Low around 44. South wind around 6 mph becoming calm after midnight. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers, mainly before 3pm. High near 55. Calm wind becoming northwest around 6 mph in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Showers likely, mainly after 2am. Mostly cloudy, with a low around 42. Northwest wind 3 to 5 mph. Chance of precipitation is 60%.
Friday
Showers likely, mainly before 8am. Partly sunny, with a high near 59. Chance of precipitation is 60%.
Friday Night
Mostly cloudy, with a low around 43.
Saturday
Mostly sunny, with a high near 73.
Saturday Night
Partly cloudy, with a low around 50.
Sunday
Mostly sunny, with a high near 77.
Sunday Night
Partly cloudy, with a low around 52.
Monday
Mostly sunny, with a high near 81.
Monday Night
Partly cloudy, with a low around 57.
Tuesday
A chance of showers. Mostly sunny, with a high near 85. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lewbeach NY
 42°N 74.78°W (Elev. 1736 ft)
Last Update:
12:14 am EDT May 13, 2026
Forecast Valid:
12am EDT May 13, 2026-6pm EDT May 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