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.

Overcast

72°F

22°C

Humidity 71%
Wind Speed SE 7 mph
Barometer 30.01 in (1015.8 mb)
Dewpoint 62°F (17°C)
Visibility 9.00 mi
Last update 22 Aug 3:56 pm EDT
Extended Forecast for

3 Miles N Lewbeach NY

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 72. South wind around 6 mph.

    High: 72 °F

    Mostly Sunny

  • Tonight

    Tonight: A chance of showers, mainly after 3am. Mostly cloudy, with a low around 58. Southeast wind around 6 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 58 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm before 1pm, then scattered showers and thunderstorms after 1pm. Mostly cloudy, with a high near 73. South wind around 7 mph becoming southwest in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 73 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 51. Light west wind.

    Low: 51 °F

    Partly Cloudy

  • Monday

    Monday: A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 69. Calm wind becoming west 5 to 8 mph in the morning. Chance of precipitation is 30%.

    High: 69 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers before 8pm. Mostly cloudy, with a low around 50. Chance of precipitation is 30%.

    Low: 50 °F

    Chance
    Showers then
    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 70.

    High: 70 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 51.

    Low: 51 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 72. South wind around 6 mph.
Tonight
A chance of showers, mainly after 3am. Mostly cloudy, with a low around 58. Southeast wind around 6 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Showers likely and possibly a thunderstorm before 1pm, then scattered showers and thunderstorms after 1pm. Mostly cloudy, with a high near 73. South wind around 7 mph becoming southwest in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
Partly cloudy, with a low around 51. Light west wind.
Monday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 69. Calm wind becoming west 5 to 8 mph in the morning. Chance of precipitation is 30%.
Monday Night
A chance of showers before 8pm. Mostly cloudy, with a low around 50. Chance of precipitation is 30%.
Tuesday
Partly sunny, with a high near 70.
Tuesday Night
Partly cloudy, with a low around 51.
Wednesday
Mostly sunny, with a high near 74.
Wednesday Night
Partly cloudy, with a low around 55.
Thursday
A chance of showers and thunderstorms. Partly sunny, with a high near 76. Chance of precipitation is 40%.
Thursday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 58. Chance of precipitation is 60%.
Friday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 76. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N Lewbeach NY
 42.04°N 74.77°W (Elev. 2008 ft)
Last Update:
2:30 pm EDT Aug 22, 2026
Forecast Valid:
4pm EDT Aug 22, 2026-6pm EDT Aug 28, 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