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

5 Miles NNE Sundown 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: Increasing clouds, with a low around 31. Northwest wind 3 to 7 mph.

    Low: 31 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Rain, mainly after 9am. Patchy fog before 8am. High near 37. Calm wind becoming east 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

    Rain Likely
    and Patchy
    Fog then Rain

  • Wednesday Night

    Wednesday Night: Rain or freezing rain likely before midnight, then a chance of freezing rain between midnight and 4am, then a slight chance of snow after 4am. Cloudy, with a low around 26. Southeast wind 5 to 7 mph becoming northwest in the evening. Chance of precipitation is 70%. New ice accumulation of less than a 0.1 of an inch possible. Little or no snow accumulation expected.

    Low: 26 °F

    Rain/Freezing
    Rain Likely
    then Chance
    Wintry Mix

  • Thursday

    Thursday: Mostly cloudy, with a high near 34. Northeast wind around 5 mph becoming light and variable.

    High: 34 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A chance of snow after 1am. Mostly cloudy, with a low around 25. Southeast wind 5 to 7 mph. Chance of precipitation is 40%.

    Low: 25 °F

    Mostly Cloudy
    then Chance
    Snow

  • Friday

    Friday: Snow and freezing rain likely before 1pm, then rain, snow, and freezing rain. High near 33. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 33 °F

    Wintry Mix

  • Friday Night

    Friday Night: Snow and freezing rain likely before 1am, then a chance of snow. Mostly cloudy, with a low around 25. Chance of precipitation is 60%.

    Low: 25 °F

    Wintry Mix
    Likely

  • Saturday

    Saturday: A chance of rain before 1pm, then a chance of snow. Partly sunny, with a high near 35. Chance of precipitation is 30%.

    High: 35 °F

    Chance Rain
    then Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: A chance of snow showers after 1am. Mostly cloudy, with a low around 20. Chance of precipitation is 30%.

    Low: 20 °F

    Mostly Cloudy
    then Chance
    Snow Showers

Detailed Forecast

Tonight
Increasing clouds, with a low around 31. Northwest wind 3 to 7 mph.
Wednesday
Rain, mainly after 9am. Patchy fog before 8am. High near 37. Calm wind becoming east 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 or freezing rain likely before midnight, then a chance of freezing rain between midnight and 4am, then a slight chance of snow after 4am. Cloudy, with a low around 26. Southeast wind 5 to 7 mph becoming northwest in the evening. Chance of precipitation is 70%. New ice accumulation of less than a 0.1 of an inch possible. Little or no snow accumulation expected.
Thursday
Mostly cloudy, with a high near 34. Northeast wind around 5 mph becoming light and variable.
Thursday Night
A chance of snow after 1am. Mostly cloudy, with a low around 25. Southeast wind 5 to 7 mph. Chance of precipitation is 40%.
Friday
Snow and freezing rain likely before 1pm, then rain, snow, and freezing rain. High near 33. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Friday Night
Snow and freezing rain likely before 1am, then a chance of snow. Mostly cloudy, with a low around 25. Chance of precipitation is 60%.
Saturday
A chance of rain before 1pm, then a chance of snow. Partly sunny, 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 20. Chance of precipitation is 30%.
Sunday
A chance of snow. Mostly cloudy, with a high near 29. Chance of precipitation is 50%.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 19. Chance of precipitation is 50%.
Monday
A chance of snow. Mostly cloudy, with a high near 27. Chance of precipitation is 40%.
Monday Night
Mostly cloudy, with a low around 7.
Tuesday
Mostly sunny, with a high near 19.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNE Sundown NY
 41.96°N 74.44°W (Elev. 2451 ft)
Last Update:
6:53 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