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.

A Few Clouds

33°F

1°C

Humidity 66%
Wind Speed NW 16 G 23 mph
Barometer 30.19 in (1023.6 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill23°F (-5°C)
Last update 24 Dec 2:56 pm EST
Extended Forecast for

5 Miles ESE Grant Mills NY

Winter Storm Watch December 26, 04:00pm until December 27, 01:00pm
Click here for hazard details and duration
Winter Storm Watch

  • Tonight

    Tonight: Increasing clouds, with a low around 16. North wind 9 to 11 mph becoming west in the evening.

    Low: 16 °F

    Increasing
    Clouds

  • Christmas Day

    Christmas Day: Partly sunny, with a high near 32. Breezy, with a west wind 14 to 19 mph becoming northwest 20 to 25 mph in the afternoon.

    High: 32 °F

    Mostly Sunny
    then Partly
    Sunny and
    Breezy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 4. Wind chill values as low as -12. Windy, with a north wind 24 to 29 mph decreasing to 14 to 19 mph after midnight.

    Low: 4 °F

    Partly Cloudy
    and Windy

  • Friday

    Friday: A chance of snow after 1pm. Mostly cloudy, with a high near 18. Wind chill values as low as -11. North wind 6 to 9 mph becoming southeast in the afternoon. Chance of precipitation is 50%. New snow accumulation of 1 to 2 inches possible.

    High: 18 °F

    Mostly Cloudy
    then Chance
    Snow

  • Friday Night

    Friday Night: Snow. The snow could be heavy at times. Low around 9. East wind 11 to 14 mph. Chance of precipitation is 90%.

    Low: 9 °F

    Heavy Snow

  • Saturday

    Saturday: A chance of snow. Cloudy, with a high near 22. Chance of precipitation is 50%.

    High: 22 °F

    Chance Snow

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 12.

    Low: 12 °F

    Mostly Cloudy

  • Sunday

    Sunday: Freezing rain likely after 1pm. Mostly cloudy, with a high near 31. Chance of precipitation is 60%.

    High: 31 °F

    Mostly Cloudy
    then Freezing
    Rain Likely

  • Sunday Night

    Sunday Night: Snow. Low around 25. Chance of precipitation is 90%.

    Low: 25 °F

    Snow

Detailed Forecast

Tonight
Increasing clouds, with a low around 16. North wind 9 to 11 mph becoming west in the evening.
Christmas Day
Partly sunny, with a high near 32. Breezy, with a west wind 14 to 19 mph becoming northwest 20 to 25 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 4. Wind chill values as low as -12. Windy, with a north wind 24 to 29 mph decreasing to 14 to 19 mph after midnight.
Friday
A chance of snow after 1pm. Mostly cloudy, with a high near 18. Wind chill values as low as -11. North wind 6 to 9 mph becoming southeast in the afternoon. Chance of precipitation is 50%. New snow accumulation of 1 to 2 inches possible.
Friday Night
Snow. The snow could be heavy at times. Low around 9. East wind 11 to 14 mph. Chance of precipitation is 90%.
Saturday
A chance of snow. Cloudy, with a high near 22. Chance of precipitation is 50%.
Saturday Night
Mostly cloudy, with a low around 12.
Sunday
Freezing rain likely after 1pm. Mostly cloudy, with a high near 31. Chance of precipitation is 60%.
Sunday Night
Snow. Low around 25. Chance of precipitation is 90%.
Monday
Snow likely. Cloudy, with a high near 30. Breezy. Chance of precipitation is 70%.
Monday Night
A chance of snow. Cloudy, with a low around 10. Windy. Chance of precipitation is 40%.
Tuesday
A chance of snow. Mostly cloudy, with a high near 15. Windy. Chance of precipitation is 30%.
Tuesday Night
Mostly cloudy, with a low around 9. Breezy.
Wednesday
A chance of snow. Mostly cloudy, with a high near 20. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ESE Grant Mills NY
 42.04°N 74.6°W (Elev. 3593 ft)
Last Update:
2:14 pm EST Dec 24, 2025
Forecast Valid:
3pm EST Dec 24, 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

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation