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.

Fair

36°F

2°C

Humidity 89%
Wind Speed Calm
Barometer 30.05 in (1019.0 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Last update 17 Feb 7:56 pm EST
Extended Forecast for

3 Miles NNW Lewbeach NY

Winter Weather Advisory February 18, 12:00pm until February 19, 04:00am
Click here for hazard details and duration
Winter Weather Advisory

  • Tonight

    Tonight: Patchy fog. Otherwise, mostly cloudy, with a low around 29. Calm wind.

    Low: 29 °F

    Patchy Fog

  • Wednesday

    Wednesday: Showers, mainly between 10am and 1pm, then rain after 1pm. Patchy fog before 9am. High near 37. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 37 °F

    Showers and
    Patchy Fog

  • Wednesday Night

    Wednesday Night: Rain likely before 4am, then a chance of snow. Mostly cloudy, with a low around 28. South wind around 5 mph becoming light and variable after midnight. Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 28 °F

    Rain Likely
    then
    Rain/Snow
    Likely

  • Thursday

    Thursday: A chance of snow before 7am. Mostly cloudy, with a high near 36. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 36 °F

    Chance Snow
    then Mostly
    Cloudy

  • Thursday Night

    Thursday Night: A chance of snow showers and freezing rain after 1am. Mostly cloudy, with a low around 26. Southeast wind 3 to 6 mph. Chance of precipitation is 40%.

    Low: 26 °F

    Mostly Cloudy
    then Chance
    Wintry Mix

  • Friday

    Friday: Snow showers and freezing rain likely before 1pm, then rain showers, snow showers, and freezing rain. High near 34. Chance of precipitation is 90%.

    High: 34 °F

    Wintry Mix

  • Friday Night

    Friday Night: Rain showers, snow showers, and freezing rain likely before 1am, then a chance of snow showers. Mostly cloudy, with a low around 28. Chance of precipitation is 60%.

    Low: 28 °F

    Wintry Mix
    Likely

  • Saturday

    Saturday: A chance of snow showers. Mostly cloudy, with a high near 35. Chance of precipitation is 30%.

    High: 35 °F

    Chance Snow
    Showers

  • Saturday Night

    Saturday Night: A chance of snow showers after 1am. Mostly cloudy, with a low around 22. Chance of precipitation is 30%.

    Low: 22 °F

    Mostly Cloudy
    then Chance
    Snow Showers

Detailed Forecast

Tonight
Patchy fog. Otherwise, mostly cloudy, with a low around 29. Calm wind.
Wednesday
Showers, mainly between 10am and 1pm, then rain after 1pm. Patchy fog before 9am. High near 37. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
Rain likely before 4am, then a chance of snow. Mostly cloudy, with a low around 28. South wind around 5 mph becoming light and variable after midnight. Chance of precipitation is 70%. Little or no snow accumulation expected.
Thursday
A chance of snow before 7am. Mostly cloudy, with a high near 36. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 30%. Little or no snow accumulation expected.
Thursday Night
A chance of snow showers and freezing rain after 1am. Mostly cloudy, with a low around 26. Southeast wind 3 to 6 mph. Chance of precipitation is 40%.
Friday
Snow showers and freezing rain likely before 1pm, then rain showers, snow showers, and freezing rain. High near 34. Chance of precipitation is 90%.
Friday Night
Rain showers, snow showers, and freezing rain likely before 1am, then a chance of snow showers. Mostly cloudy, with a low around 28. Chance of precipitation is 60%.
Saturday
A chance of snow showers. Mostly cloudy, with a high near 35. Chance of precipitation is 30%.
Saturday Night
A chance of snow showers after 1am. Mostly cloudy, with a low around 22. Chance of precipitation is 30%.
Sunday
A chance of snow showers. Mostly cloudy, with a high near 29. Chance of precipitation is 50%.
Sunday Night
A chance of snow showers. Mostly cloudy, with a low around 18. Chance of precipitation is 50%.
Monday
A chance of snow showers. Mostly cloudy, with a high near 26. Chance of precipitation is 40%.
Monday Night
Mostly cloudy, with a low around 8.
Tuesday
Mostly sunny, with a high near 18.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Lewbeach NY
 42.04°N 74.8°W (Elev. 2274 ft)
Last Update:
5:46 pm EST Feb 17, 2026
Forecast Valid:
8pm EST Feb 17, 2026-6pm EST Feb 24, 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