National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Monticello, Sullivan County International Airport (KMSV)

Lat: 41.7°NLon: 74.8°WElev: 1404ft.

Partly Cloudy

27°F

-3°C

Humidity 92%
Wind Speed Calm
Barometer 29.96 in (1016.6 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 17 Jan 4:56 pm EST
Extended Forecast for

Halcottsville NY

  • Tonight

    Tonight: A chance of snow after 4am. Mostly cloudy, with a low around 25. Calm wind. Chance of precipitation is 40%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 25 °F

    Mostly Cloudy
    then Chance
    Snow

  • Sunday

    Sunday: Snow likely, mainly before 10am, then a chance of light snow after 2pm. Mostly cloudy, with a high near 30. Calm wind becoming west around 5 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.

    High: 30 °F

    Snow Likely

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 14. Calm wind.

    Low: 14 °F

    Mostly Cloudy

  • M.L.King Day

    M.L.King Day: A chance of snow showers after 1pm. Partly sunny, with a high near 26. Light southwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 22 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 26 °F

    Partly Sunny
    then Chance
    Snow Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 7. West wind around 9 mph, with gusts as high as 24 mph.

    Low: 7 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 15.

    High: 15 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 3.

    Low: 3 °F

    Mostly Clear

  • Wednesday

    Wednesday: Partly sunny, with a high near 27.

    High: 27 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 18.

    Low: 18 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A chance of snow after 4am. Mostly cloudy, with a low around 25. Calm wind. Chance of precipitation is 40%. Total nighttime snow accumulation of less than a half inch possible.
Sunday
Snow likely, mainly before 10am, then a chance of light snow after 2pm. Mostly cloudy, with a high near 30. Calm wind becoming west around 5 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.
Sunday Night
Mostly cloudy, with a low around 14. Calm wind.
M.L.King Day
A chance of snow showers after 1pm. Partly sunny, with a high near 26. Light southwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 22 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Monday Night
Partly cloudy, with a low around 7. West wind around 9 mph, with gusts as high as 24 mph.
Tuesday
Partly sunny, with a high near 15.
Tuesday Night
Mostly clear, with a low around 3.
Wednesday
Partly sunny, with a high near 27.
Wednesday Night
Mostly cloudy, with a low around 18.
Thursday
A chance of snow showers. Partly sunny, with a high near 30. Chance of precipitation is 40%.
Thursday Night
Partly cloudy, with a low around 7.
Friday
Partly sunny, with a high near 24.
Friday Night
Mostly cloudy, with a low around 11.
Saturday
A chance of snow showers. Partly sunny, with a high near 23. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Halcottsville NY
 42.2°N 74.59°W (Elev. 1434 ft)
Last Update:
3:23 pm EST Jan 17, 2026
Forecast Valid:
5pm EST Jan 17, 2026-6pm EST Jan 24, 2026
 
Forecast Discussion
 
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Additional Resources

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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