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.

Light Rain

63°F

17°C

Humidity 81%
Wind Speed Calm
Barometer 30.39 in (1029.0 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 16 Sep 10:56 am EDT
Extended Forecast for

Lewbeach NY

  • Today

    Today: A slight chance of showers before 1pm. Partly sunny, with a high near 74. Light west wind. Chance of precipitation is 20%.

    High: 74 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: A slight chance of showers between 3am and 4am. Mostly cloudy, with a low around 59. Calm wind. Chance of precipitation is 20%.

    Low: 59 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Thursday

    Thursday: Showers likely, then showers and possibly a thunderstorm after 5pm. High near 73. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 73 °F

    Chance
    Showers then
    Showers

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 56. Light and variable wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 56 °F

    Showers
    Likely

  • Friday

    Friday: Mostly sunny, with a high near 68. Northwest wind around 8 mph.

    High: 68 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 63.

    High: 63 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Showers likely, mainly after 2am. Cloudy, with a low around 46. Chance of precipitation is 70%.

    Low: 46 °F

    Showers
    Likely

  • Sunday

    Sunday: Showers likely. Cloudy, with a high near 61. Chance of precipitation is 70%.

    High: 61 °F

    Showers
    Likely

Detailed Forecast

Today
A slight chance of showers before 1pm. Partly sunny, with a high near 74. Light west wind. Chance of precipitation is 20%.
Tonight
A slight chance of showers between 3am and 4am. Mostly cloudy, with a low around 59. Calm wind. Chance of precipitation is 20%.
Thursday
Showers likely, then showers and possibly a thunderstorm after 5pm. High near 73. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers and thunderstorms likely before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 56. Light and variable wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Mostly sunny, with a high near 68. Northwest wind around 8 mph.
Friday Night
Partly cloudy, with a low around 42.
Saturday
Partly sunny, with a high near 63.
Saturday Night
Showers likely, mainly after 2am. Cloudy, with a low around 46. Chance of precipitation is 70%.
Sunday
Showers likely. Cloudy, with a high near 61. Chance of precipitation is 70%.
Sunday Night
A chance of showers before 2am. Cloudy, with a low around 47. Chance of precipitation is 50%.
Monday
A chance of showers. Mostly cloudy, with a high near 63. Chance of precipitation is 50%.
Monday Night
A chance of showers. Mostly cloudy, with a low around 47. Chance of precipitation is 50%.
Tuesday
A chance of showers. Mostly cloudy, with a high near 64. Chance of precipitation is 30%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lewbeach NY
 42°N 74.78°W (Elev. 1736 ft)
Last Update:
7:51 am EDT Sep 16, 2026
Forecast Valid:
11am EDT Sep 16, 2026-6pm EDT Sep 22, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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