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.

Partly Cloudy

46°F

8°C

Humidity 86%
Wind Speed E 3 mph
Barometer 30.31 in (1026.5 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Last update 4 Oct 4:56 am EDT
Extended Forecast for

3 Miles N Lewbeach NY

  • Today

    Today: Increasing clouds, with a high near 58. South wind 5 to 8 mph.

    High: 58 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Increasing clouds, with a low around 47. Light and variable wind.

    Low: 47 °F

    Increasing
    Clouds

  • Monday

    Monday: Mostly cloudy, then gradually becoming sunny, with a high near 56. Northwest wind 8 to 11 mph, with gusts as high as 23 mph.

    High: 56 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Areas of frost after 3am. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 35. Northwest wind 6 to 8 mph.

    Low: 35 °F

    Mostly Cloudy
    then Areas
    Frost

  • Tuesday

    Tuesday: Widespread frost, mainly before 9am. Otherwise, sunny, with a high near 54. Northwest wind 6 to 8 mph.

    High: 54 °F

    Frost then
    Sunny

  • Tuesday Night

    Tuesday Night: Areas of frost after 10pm. Otherwise, clear, with a low around 36.

    Low: 36 °F

    Areas Frost

  • Wednesday

    Wednesday: Widespread frost, mainly before 7am. Otherwise, sunny, with a high near 62.

    High: 62 °F

    Frost then
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 63.

    High: 63 °F

    Mostly Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 58. South wind 5 to 8 mph.
Tonight
Increasing clouds, with a low around 47. Light and variable wind.
Monday
Mostly cloudy, then gradually becoming sunny, with a high near 56. Northwest wind 8 to 11 mph, with gusts as high as 23 mph.
Monday Night
Areas of frost after 3am. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 35. Northwest wind 6 to 8 mph.
Tuesday
Widespread frost, mainly before 9am. Otherwise, sunny, with a high near 54. Northwest wind 6 to 8 mph.
Tuesday Night
Areas of frost after 10pm. Otherwise, clear, with a low around 36.
Wednesday
Widespread frost, mainly before 7am. Otherwise, sunny, with a high near 62.
Wednesday Night
Mostly clear, with a low around 43.
Thursday
Mostly sunny, with a high near 63.
Thursday Night
Mostly clear, with a low around 41.
Friday
Sunny, with a high near 62.
Friday Night
Partly cloudy, with a low around 41.
Saturday
Mostly sunny, with a high near 60.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N Lewbeach NY
 42.04°N 74.77°W (Elev. 2008 ft)
Last Update:
2:30 am EDT Oct 4, 2026
Forecast Valid:
5am EDT Oct 4, 2026-6pm EDT Oct 10, 2026
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation