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

26°F

-3°C

Humidity 88%
Wind Speed Calm
Barometer 30.02 in (1018.3 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Last update 25 Dec 4:56 am EST
Extended Forecast for

Apex NY

Winter Storm Watch December 26, 01:00pm until December 27, 12:00pm
Click here for hazard details and duration
Winter Storm Watch

  • Christmas Day

    Christmas Day: Partly sunny, with a high near 35. Southwest wind 6 to 15 mph becoming northwest in the afternoon.

    High: 35 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 8. Wind chill values as low as -3. North wind 7 to 16 mph.

    Low: 8 °F

    Partly Cloudy

  • Friday

    Friday: Snow likely after 1pm. Increasing clouds, with a high near 21. Wind chill values as low as -2. Light and variable wind becoming southeast around 6 mph in the afternoon. Chance of precipitation is 70%. New snow accumulation of around 2 inches.

    High: 21 °F

    Partly Sunny
    then Snow
    Likely

  • Friday Night

    Friday Night: Snow. The snow could be heavy at times. Low around 18. Southeast wind 7 to 10 mph. Chance of precipitation is 100%. New snow accumulation of around 5 inches.

    Low: 18 °F

    Heavy Snow

  • Saturday

    Saturday: A chance of snow, mainly before 1pm. Mostly cloudy, with a high near 27. Southeast wind 3 to 6 mph. Chance of precipitation is 40%.

    High: 27 °F

    Chance Snow

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 15.

    Low: 15 °F

    Mostly Cloudy

  • Sunday

    Sunday: Rain likely after 1pm. Mostly cloudy, with a high near 33. Chance of precipitation is 60%.

    High: 33 °F

    Mostly Cloudy
    then Rain
    Likely

  • Sunday Night

    Sunday Night: Rain. Low around 30. Chance of precipitation is 100%.

    Low: 30 °F

    Rain

  • Monday

    Monday: Rain before 1pm, then rain and snow likely. High near 40. Chance of precipitation is 80%.

    High: 40 °F

    Rain then
    Rain/Snow

Detailed Forecast

Christmas Day
Partly sunny, with a high near 35. Southwest wind 6 to 15 mph becoming northwest in the afternoon.
Tonight
Partly cloudy, with a low around 8. Wind chill values as low as -3. North wind 7 to 16 mph.
Friday
Snow likely after 1pm. Increasing clouds, with a high near 21. Wind chill values as low as -2. Light and variable wind becoming southeast around 6 mph in the afternoon. Chance of precipitation is 70%. New snow accumulation of around 2 inches.
Friday Night
Snow. The snow could be heavy at times. Low around 18. Southeast wind 7 to 10 mph. Chance of precipitation is 100%. New snow accumulation of around 5 inches.
Saturday
A chance of snow, mainly before 1pm. Mostly cloudy, with a high near 27. Southeast wind 3 to 6 mph. Chance of precipitation is 40%.
Saturday Night
Mostly cloudy, with a low around 15.
Sunday
Rain likely after 1pm. Mostly cloudy, with a high near 33. Chance of precipitation is 60%.
Sunday Night
Rain. Low around 30. Chance of precipitation is 100%.
Monday
Rain before 1pm, then rain and snow likely. High near 40. Chance of precipitation is 80%.
Monday Night
Snow showers likely, mainly after 1am. Mostly cloudy, with a low around 16. Chance of precipitation is 60%.
Tuesday
A chance of snow showers. Mostly cloudy, with a high near 21. Chance of precipitation is 40%.
Tuesday Night
A chance of snow showers. Mostly cloudy, with a low around 16. Chance of precipitation is 30%.
Wednesday
A chance of snow showers. Mostly cloudy, with a high near 25. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Apex NY
 42.07°N 75.27°W (Elev. 1991 ft)
Last Update:
5:41 am EST Dec 25, 2025
Forecast Valid:
5am EST Dec 25, 2025-6pm EST Dec 31, 2025
 
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