National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Monticello, Sullivan County International Airport (KMSV)

Lat: 41.7°NLon: 74.8°WElev: 1404ft.

A Few Clouds

88°F

31°C

Humidity 52%
Wind Speed W 10 G 16 mph
Barometer 29.97 in (1013.7 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index92°F (33°C)
Last update 4 Jul 2:56 pm EDT
Extended Forecast for

Lewbeach NY

  • Independence Day

    Independence Day: Showers and thunderstorms likely, mainly after 4pm. Mostly cloudy, with a high near 83. Northwest wind around 7 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 83 °F

    T-storms
    Likely

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before midnight. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 61. Calm wind. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 61 °F

    T-storms
    Likely then
    Slight Chance
    T-storms and
    Patchy Fog

  • Sunday

    Sunday: A slight chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Patchy fog before 10am. Otherwise, increasing clouds, with a high near 75. Light and variable wind. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 75 °F

    Chance
    T-storms and
    Patchy Fog
    then Showers
    Likely

  • Sunday Night

    Sunday Night: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 2am. Low around 56. Light east wind. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 56 °F

    Showers

  • Monday

    Monday: Showers and possibly a thunderstorm. High near 66. East wind 5 to 7 mph. Chance of precipitation is 80%.

    High: 66 °F

    Showers

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm. Low around 54. Chance of precipitation is 80%.

    Low: 54 °F

    Showers

  • Tuesday

    Tuesday: Showers and possibly a thunderstorm, mainly before 2pm, then a chance of showers and thunderstorms after 2pm. High near 70. Chance of precipitation is 80%.

    High: 70 °F

    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers before 8pm. Mostly cloudy, with a low around 55. Chance of precipitation is 30%.

    Low: 55 °F

    Chance
    Showers then
    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 77.

    High: 77 °F

    Partly Sunny

Detailed Forecast

Independence Day
Showers and thunderstorms likely, mainly after 4pm. Mostly cloudy, with a high near 83. Northwest wind around 7 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms likely, mainly before midnight. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 61. Calm wind. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
A slight chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Patchy fog before 10am. Otherwise, increasing clouds, with a high near 75. Light and variable wind. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 2am. Low around 56. Light east wind. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Monday
Showers and possibly a thunderstorm. High near 66. East wind 5 to 7 mph. Chance of precipitation is 80%.
Monday Night
Showers and possibly a thunderstorm. Low around 54. Chance of precipitation is 80%.
Tuesday
Showers and possibly a thunderstorm, mainly before 2pm, then a chance of showers and thunderstorms after 2pm. High near 70. Chance of precipitation is 80%.
Tuesday Night
A chance of showers before 8pm. Mostly cloudy, with a low around 55. Chance of precipitation is 30%.
Wednesday
Partly sunny, with a high near 77.
Wednesday Night
Partly cloudy, with a low around 58.
Thursday
A chance of showers. Mostly sunny, with a high near 81. Chance of precipitation is 30%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 61. Chance of precipitation is 30%.
Friday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 79. Chance of precipitation is 70%.
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ABOUT THIS FORECAST

 
Point Forecast:
Lewbeach NY
 42°N 74.78°W (Elev. 1736 ft)
Last Update:
2:30 pm EDT Jul 4, 2026
Forecast Valid:
3pm EDT Jul 4, 2026-6pm EDT Jul 10, 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