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.

Light Rain

48°F

9°C

Humidity 89%
Wind Speed NW 17 G 25 mph
Barometer 29.75 in (1008.3 mb)
Dewpoint 45°F (7°C)
Visibility 8.00 mi
Wind Chill42°F (6°C)
Last update 5 Apr 3:56 pm EDT
Extended Forecast for

Long Flat NY

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 50. West wind around 9 mph.

    High: 50 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 28. Northwest wind around 10 mph.

    Low: 28 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 41. West wind 8 to 10 mph.

    High: 41 °F

    Partly Sunny

  • Monday Night

    Monday Night: A chance of rain and snow showers before 11pm, then a chance of snow showers. Mostly cloudy, with a low around 27. West wind 3 to 5 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    Low: 27 °F

    Chance
    Rain/Snow
    then Chance
    Snow Showers

  • Tuesday

    Tuesday: A chance of snow showers before 2pm. Partly sunny, with a high near 34. Northwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    High: 34 °F

    Chance Snow
    Showers

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 17.

    Low: 17 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 46.

    High: 46 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 27.

    Low: 27 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 50. West wind around 9 mph.
Tonight
Mostly cloudy, with a low around 28. Northwest wind around 10 mph.
Monday
Partly sunny, with a high near 41. West wind 8 to 10 mph.
Monday Night
A chance of rain and snow showers before 11pm, then a chance of snow showers. Mostly cloudy, with a low around 27. West wind 3 to 5 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Tuesday
A chance of snow showers before 2pm. Partly sunny, with a high near 34. Northwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Tuesday Night
Mostly clear, with a low around 17.
Wednesday
Sunny, with a high near 46.
Wednesday Night
Mostly clear, with a low around 27.
Thursday
Mostly sunny, with a high near 54.
Thursday Night
Partly cloudy, with a low around 36.
Friday
Partly sunny, with a high near 64.
Friday Night
A chance of showers. Mostly cloudy, with a low around 44. Chance of precipitation is 30%.
Saturday
Partly sunny, with a high near 60.
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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:
3:23 pm EDT Apr 5, 2026
Forecast Valid:
4pm EDT Apr 5, 2026-6pm EDT Apr 11, 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