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

28°F

-2°C

Humidity 100%
Wind Speed Calm
Barometer 30.02 in (1018.6 mb)
Dewpoint 28°F (-2°C)
Visibility 8.00 mi
Last update 28 Dec 12:56 pm EST
Extended Forecast for

Rock Hill NY

Wind Advisory December 29, 01:00pm until December 30, 07:00pm
Winter Weather Advisory December 28, 02:00pm until December 29, 04:00am
Click here for hazard details and duration
Wind Advisory
Winter Weather Advisory

  • This Afternoon

    This Afternoon: A chance of freezing rain, mainly after 5pm. Cloudy, with a high near 30. South wind around 5 mph. Chance of precipitation is 30%.

    High: 30 °F

    Chance
    Freezing Rain

  • Tonight

    Tonight: Freezing rain, mainly before midnight. Low around 27. South wind 5 to 7 mph. Chance of precipitation is 90%. New ice accumulation of around a 0.1 of an inch possible.

    Low: 27 °F

    Freezing Rain
    then Chance
    Freezing Rain

  • Monday

    Monday: Rain or freezing rain before 10am, then a chance of rain between 10am and 2pm. High near 46. West wind 7 to 16 mph, with gusts as high as 44 mph. Chance of precipitation is 90%. Little or no ice accumulation expected.

    High: 46 °F

    Rain/Freezing
    Rain then
    Slight Chance
    Showers

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 18. Breezy, with a west wind 17 to 21 mph, with gusts as high as 45 mph.

    Low: 18 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Breezy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 23. Breezy, with a west wind 17 to 21 mph, with gusts as high as 40 mph.

    High: 23 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 18.

    Low: 18 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 28.

    High: 28 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A chance of snow showers before 1am. Mostly cloudy, with a low around 11. Chance of precipitation is 30%.

    Low: 11 °F

    Chance Snow
    Showers

  • New Year's Day

    New Year's Day: Partly sunny, with a high near 21.

    High: 21 °F

    Partly Sunny

Detailed Forecast

This Afternoon
A chance of freezing rain, mainly after 5pm. Cloudy, with a high near 30. South wind around 5 mph. Chance of precipitation is 30%.
Tonight
Freezing rain, mainly before midnight. Low around 27. South wind 5 to 7 mph. Chance of precipitation is 90%. New ice accumulation of around a 0.1 of an inch possible.
Monday
Rain or freezing rain before 10am, then a chance of rain between 10am and 2pm. High near 46. West wind 7 to 16 mph, with gusts as high as 44 mph. Chance of precipitation is 90%. Little or no ice accumulation expected.
Monday Night
Mostly cloudy, with a low around 18. Breezy, with a west wind 17 to 21 mph, with gusts as high as 45 mph.
Tuesday
Mostly cloudy, with a high near 23. Breezy, with a west wind 17 to 21 mph, with gusts as high as 40 mph.
Tuesday Night
Mostly cloudy, with a low around 18.
Wednesday
Mostly cloudy, with a high near 28.
Wednesday Night
A chance of snow showers before 1am. Mostly cloudy, with a low around 11. Chance of precipitation is 30%.
New Year's Day
Partly sunny, with a high near 21.
Thursday Night
Mostly cloudy, with a low around 8.
Friday
Mostly sunny, with a high near 22.
Friday Night
Partly cloudy, with a low around 11.
Saturday
Mostly sunny, with a high near 27.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Rock Hill NY
 41.62°N 74.59°W (Elev. 1398 ft)
Last Update:
12:53 pm EST Dec 28, 2025
Forecast Valid:
1pm EST Dec 28, 2025-6pm EST Jan 3, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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