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.

Mostly Cloudy

47°F

8°C

Humidity 77%
Wind Speed Calm
Barometer 29.87 in (1012.1 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Last update 1 May 8:56 pm EDT
Extended Forecast for

3 Miles ESE Lewbeach NY

  • Tonight

    Tonight: Showers, mainly before 2am. Low around 34. West wind around 7 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 34 °F

    Showers

  • Saturday

    Saturday: Areas of frost between 10am and 11am. Otherwise, partly sunny, with a high near 46. Northwest wind around 8 mph.

    High: 46 °F

    Areas Frost
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Widespread frost between 11pm and 1am. Otherwise, partly cloudy, with a low around 27. Northwest wind 7 to 9 mph.

    Low: 27 °F

    Frost

  • Sunday

    Sunday: Mostly sunny, with a high near 46. Northwest wind around 14 mph, with gusts as high as 26 mph.

    High: 46 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Areas of frost between midnight and 1am. Otherwise, partly cloudy, with a low around 32. Southwest wind around 8 mph.

    Low: 32 °F

    Mostly Clear
    then Areas
    Frost

  • Monday

    Monday: A slight chance of showers before 2pm. Partly sunny, with a high near 56. Chance of precipitation is 20%.

    High: 56 °F

    Slight Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of showers after 2pm. Mostly sunny, with a high near 66. Chance of precipitation is 40%.

    High: 66 °F

    Mostly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers. Mostly cloudy, with a low around 48. Chance of precipitation is 50%.

    Low: 48 °F

    Chance
    Showers

Detailed Forecast

Tonight
Showers, mainly before 2am. Low around 34. West wind around 7 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Areas of frost between 10am and 11am. Otherwise, partly sunny, with a high near 46. Northwest wind around 8 mph.
Saturday Night
Widespread frost between 11pm and 1am. Otherwise, partly cloudy, with a low around 27. Northwest wind 7 to 9 mph.
Sunday
Mostly sunny, with a high near 46. Northwest wind around 14 mph, with gusts as high as 26 mph.
Sunday Night
Areas of frost between midnight and 1am. Otherwise, partly cloudy, with a low around 32. Southwest wind around 8 mph.
Monday
A slight chance of showers before 2pm. Partly sunny, with a high near 56. Chance of precipitation is 20%.
Monday Night
Partly cloudy, with a low around 44.
Tuesday
A chance of showers after 2pm. Mostly sunny, with a high near 66. Chance of precipitation is 40%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 48. Chance of precipitation is 50%.
Wednesday
Showers. High near 57. Chance of precipitation is 80%.
Wednesday Night
Showers. Low around 40. Chance of precipitation is 80%.
Thursday
Showers likely. Mostly cloudy, with a high near 50. Chance of precipitation is 70%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 33. Chance of precipitation is 40%.
Friday
A chance of showers. Partly sunny, with a high near 49. Chance of precipitation is 40%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE Lewbeach NY
 41.97°N 74.73°W (Elev. 2694 ft)
Last Update:
2:30 pm EDT May 1, 2026
Forecast Valid:
9pm EDT May 1, 2026-6pm EDT May 8, 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