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.

Fog/Mist

30°F

-1°C

Humidity 96%
Wind Speed Calm
Barometer 29.92 in (1014.4 mb)
Dewpoint 29°F (-2°C)
Visibility 4.00 mi
Last update 18 Feb 5:56 am EST
Extended Forecast for

5 Miles E Sundown NY

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

  • Today

    Today: Rain, mainly after 10am. High near 37. Calm wind. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 37 °F

    Rain Likely
    then Rain

  • Tonight

    Tonight: Snow, freezing rain, and sleet before 11pm, then a slight chance of snow and freezing rain between 11pm and midnight. Low around 27. Calm wind. Chance of precipitation is 80%. New ice accumulation of less than a 0.1 of an inch possible. New snow and sleet accumulation of less than a half inch possible.

    Low: 27 °F

    Wintry Mix
    then Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 35. Calm wind.

    High: 35 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A slight chance of snow and freezing rain before 10pm, then a slight chance of snow between 10pm and 1am, then a chance of snow and freezing rain after 1am. Mostly cloudy, with a low around 27. Calm wind. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    Low: 27 °F

    Slight Chance
    Wintry Mix
    then Chance
    Wintry Mix

  • Friday

    Friday: Snow and freezing rain before 10am, then rain, snow, and freezing rain between 10am and 4pm, then rain after 4pm. High near 34. East wind 3 to 6 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 34 °F

    Wintry Mix

  • Friday Night

    Friday Night: A chance of rain before 10pm, then a chance of snow. Mostly cloudy, with a low around 29. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 29 °F

    Chance
    Rain/Snow
    then Chance
    Snow

  • Saturday

    Saturday: Partly sunny, with a high near 37.

    High: 37 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A chance of snow after 1am. Mostly cloudy, with a low around 23. Chance of precipitation is 30%.

    Low: 23 °F

    Mostly Cloudy
    then Chance
    Snow

  • Sunday

    Sunday: A chance of snow. Mostly cloudy, with a high near 30. Chance of precipitation is 50%.

    High: 30 °F

    Chance Snow

Detailed Forecast

Today
Rain, mainly after 10am. High near 37. Calm wind. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Tonight
Snow, freezing rain, and sleet before 11pm, then a slight chance of snow and freezing rain between 11pm and midnight. Low around 27. Calm wind. Chance of precipitation is 80%. New ice accumulation of less than a 0.1 of an inch possible. New snow and sleet accumulation of less than a half inch possible.
Thursday
Mostly cloudy, with a high near 35. Calm wind.
Thursday Night
A slight chance of snow and freezing rain before 10pm, then a slight chance of snow between 10pm and 1am, then a chance of snow and freezing rain after 1am. Mostly cloudy, with a low around 27. Calm wind. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Friday
Snow and freezing rain before 10am, then rain, snow, and freezing rain between 10am and 4pm, then rain after 4pm. High near 34. East wind 3 to 6 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Friday Night
A chance of rain before 10pm, then a chance of snow. Mostly cloudy, with a low around 29. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Partly sunny, with a high near 37.
Saturday Night
A chance of snow after 1am. Mostly cloudy, with a low around 23. Chance of precipitation is 30%.
Sunday
A chance of snow. Mostly cloudy, with a high near 30. Chance of precipitation is 50%.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 22. Chance of precipitation is 50%.
Monday
A chance of snow. Partly sunny, with a high near 32. Chance of precipitation is 30%.
Monday Night
Partly cloudy, with a low around 12.
Tuesday
Mostly sunny, with a high near 23.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles E Sundown NY
 41.88°N 74.36°W (Elev. 1877 ft)
Last Update:
2:02 am EST Feb 18, 2026
Forecast Valid:
6am EST Feb 18, 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