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.

A Few Clouds

43°F

6°C

Humidity 40%
Wind Speed NW 8 mph
Barometer 29.99 in (1016.7 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 6 Apr 4:56 pm EDT
Extended Forecast for

Long Flat NY

  • Tonight

    Tonight: A chance of snow showers, mainly after 10pm. Mostly cloudy, with a low around 30. Northwest wind 5 to 8 mph becoming calm. Chance of precipitation is 50%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 30 °F

    Chance Snow
    Showers

  • Tuesday

    Tuesday: A slight chance of snow showers after 2pm. Partly sunny, with a high near 36. Northwest wind 10 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.

    High: 36 °F

    Mostly Cloudy
    then Slight
    Chance Snow
    Showers

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 16. Northwest wind 5 to 10 mph.

    Low: 16 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 47. Calm wind becoming south around 5 mph in the afternoon.

    High: 47 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 26. South wind around 6 mph.

    Low: 26 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 52.

    High: 52 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 33.

    Low: 33 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Friday Night

    Friday Night: A chance of showers. Mostly cloudy, with a low around 43. Chance of precipitation is 40%.

    Low: 43 °F

    Chance
    Showers

Detailed Forecast

Tonight
A chance of snow showers, mainly after 10pm. Mostly cloudy, with a low around 30. Northwest wind 5 to 8 mph becoming calm. Chance of precipitation is 50%. Total nighttime snow accumulation of less than a half inch possible.
Tuesday
A slight chance of snow showers after 2pm. Partly sunny, with a high near 36. Northwest wind 10 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
Tuesday Night
Mostly clear, with a low around 16. Northwest wind 5 to 10 mph.
Wednesday
Sunny, with a high near 47. Calm wind becoming south around 5 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 26. South wind around 6 mph.
Thursday
Mostly sunny, with a high near 52.
Thursday Night
Mostly clear, with a low around 33.
Friday
Sunny, with a high near 64.
Friday Night
A chance of showers. Mostly cloudy, with a low around 43. Chance of precipitation is 40%.
Saturday
Mostly sunny, with a high near 55.
Saturday Night
Mostly clear, with a low around 33.
Sunday
Mostly sunny, with a high near 59.
Sunday Night
Mostly cloudy, with a low around 44.
Monday
Mostly cloudy, with a high near 69.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Long Flat NY
 42.01°N 75.05°W (Elev. 1900 ft)
Last Update:
5:06 pm EDT Apr 6, 2026
Forecast Valid:
5pm EDT Apr 6, 2026-6pm EDT Apr 13, 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