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.

Overcast

19°F

-7°C

Humidity 96%
Wind Speed NW 5 mph
Barometer 30.16 in (1023.5 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill12°F (-11°C)
Last update 27 Dec 9:56 pm EST
Extended Forecast for

5 Miles NNE Sundown NY

Winter Weather Advisory December 28, 05:00pm until December 29, 04:00am
Click here for hazard details and duration
Winter Weather Advisory

  • Tonight

    Tonight: Partly cloudy, with a low around 10. North wind around 6 mph.

    Low: 10 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of freezing rain after 5pm. Increasing clouds, with a high near 35. Light and variable wind becoming southwest around 6 mph in the afternoon. Chance of precipitation is 30%.

    High: 35 °F

    Mostly Sunny
    then Chance
    Freezing Rain

  • Sunday Night

    Sunday Night: Freezing rain before 4am, then rain. Low around 25. South wind 8 to 13 mph. Chance of precipitation is 100%. New ice accumulation of 0.1 to 0.3 of an inch possible.

    Low: 25 °F

    Freezing Rain
    then
    Rain/Freezing
    Rain

  • Monday

    Monday: Rain, mainly before 1pm. High near 45. Breezy, with a southwest wind 11 to 20 mph, with gusts as high as 32 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 45 °F

    Rain and
    Breezy

  • Monday Night

    Monday Night: A chance of snow showers. Mostly cloudy, with a low around 13. Windy, with a west wind 25 to 28 mph, with gusts as high as 43 mph. Chance of precipitation is 30%.

    Low: 13 °F

    Chance Snow
    Showers and
    Windy

  • Tuesday

    Tuesday: A chance of snow showers. Mostly cloudy, with a high near 19. Windy. Chance of precipitation is 30%.

    High: 19 °F

    Chance Snow
    Showers and
    Windy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 13. Breezy.

    Low: 13 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Wednesday

    Wednesday: A chance of snow showers after 1pm. Mostly cloudy, with a high near 24. Chance of precipitation is 30%.

    High: 24 °F

    Mostly Cloudy
    then Chance
    Snow Showers

  • Wednesday Night

    Wednesday Night: A chance of snow showers. Mostly cloudy, with a low around 12. Chance of precipitation is 40%.

    Low: 12 °F

    Chance Snow
    Showers

Detailed Forecast

Tonight
Partly cloudy, with a low around 10. North wind around 6 mph.
Sunday
A chance of freezing rain after 5pm. Increasing clouds, with a high near 35. Light and variable wind becoming southwest around 6 mph in the afternoon. Chance of precipitation is 30%.
Sunday Night
Freezing rain before 4am, then rain. Low around 25. South wind 8 to 13 mph. Chance of precipitation is 100%. New ice accumulation of 0.1 to 0.3 of an inch possible.
Monday
Rain, mainly before 1pm. High near 45. Breezy, with a southwest wind 11 to 20 mph, with gusts as high as 32 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
A chance of snow showers. Mostly cloudy, with a low around 13. Windy, with a west wind 25 to 28 mph, with gusts as high as 43 mph. Chance of precipitation is 30%.
Tuesday
A chance of snow showers. Mostly cloudy, with a high near 19. Windy. Chance of precipitation is 30%.
Tuesday Night
Mostly cloudy, with a low around 13. Breezy.
Wednesday
A chance of snow showers after 1pm. Mostly cloudy, with a high near 24. Chance of precipitation is 30%.
Wednesday Night
A chance of snow showers. Mostly cloudy, with a low around 12. Chance of precipitation is 40%.
New Year's Day
A chance of snow showers. Mostly cloudy, with a high near 21. Chance of precipitation is 40%.
Thursday Night
A chance of snow showers. Mostly cloudy, with a low around 4. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 19.
Friday Night
Partly cloudy, with a low around 7.
Saturday
Mostly sunny, with a high near 24.
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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 Dec 27, 2025
Forecast Valid:
10pm EST Dec 27, 2025-6pm EST Jan 3, 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