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

31°F

-1°C

Humidity 72%
Wind Speed NW 9 mph
Barometer 29.95 in (1015.6 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill23°F (-5°C)
Last update 7 Dec 12:56 am EST
Extended Forecast for

Lava NY

  • Overnight

    Overnight: Partly cloudy, with a low around 19. Calm wind.

    Low: 19 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 36. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 36 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 15. Light and variable wind becoming northwest 5 to 8 mph in the evening. Winds could gust as high as 20 mph.

    Low: 15 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 24. North wind 6 to 8 mph, with gusts as high as 20 mph.

    High: 24 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 0. Calm wind.

    Low: 0 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 28.

    High: 28 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A chance of snow showers after 1am. Mostly cloudy, with a low around 21. Chance of precipitation is 30%.

    Low: 21 °F

    Mostly Cloudy
    then Chance
    Snow Showers

  • Wednesday

    Wednesday: Rain and snow showers likely, becoming all rain after 1pm. Cloudy, with a high near 39. Chance of precipitation is 70%.

    High: 39 °F

    Rain/Snow
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers before 1am. Mostly cloudy, with a low around 27. Chance of precipitation is 40%.

    Low: 27 °F

    Chance
    Showers

Detailed Forecast

Overnight
Partly cloudy, with a low around 19. Calm wind.
Sunday
Partly sunny, with a high near 36. Calm wind becoming southwest around 5 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 15. Light and variable wind becoming northwest 5 to 8 mph in the evening. Winds could gust as high as 20 mph.
Monday
Mostly sunny, with a high near 24. North wind 6 to 8 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 0. Calm wind.
Tuesday
Partly sunny, with a high near 28.
Tuesday Night
A chance of snow showers after 1am. Mostly cloudy, with a low around 21. Chance of precipitation is 30%.
Wednesday
Rain and snow showers likely, becoming all rain after 1pm. Cloudy, with a high near 39. Chance of precipitation is 70%.
Wednesday Night
A chance of showers before 1am. Mostly cloudy, with a low around 27. Chance of precipitation is 40%.
Thursday
Mostly cloudy, with a high near 34.
Thursday Night
A chance of snow showers. Mostly cloudy, with a low around 21. Chance of precipitation is 30%.
Friday
A chance of snow showers. Mostly cloudy, with a high near 32. Chance of precipitation is 40%.
Friday Night
A chance of snow showers. Mostly cloudy, with a low around 15. Chance of precipitation is 40%.
Saturday
A chance of snow showers. Mostly cloudy, with a high near 26. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lava NY
 41.63°N 75.01°W (Elev. 1001 ft)
Last Update:
1:18 am EST Dec 7, 2025
Forecast Valid:
1am EST Dec 7, 2025-6pm EST Dec 13, 2025
 
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