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.

Fair

-1°F

-18°C

Humidity 79%
Wind Speed NW 13 G 18 mph
Barometer 29.85 in (1014.0 mb)
Dewpoint -6°F (-21°C)
Visibility 10.00 mi
Wind Chill-19°F (-28°C)
Last update 1 Feb 4:56 am EST
Extended Forecast for

Youngsville NY

Cold Weather Advisory February 1, 05:33am until February 1, 09:00am
Click here for hazard details and duration
...
  •  
    Cold Weather Advisory February 1, 05:33am until February 1, 09:00am

    NOW until 9:00am Sun

    Cold Weather Advisory

  • Today

    High: 15 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 3. Wind chill values as low as -10. Northwest wind 8 to 10 mph, with gusts as high as 22 mph.

    Low: 3 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 24. Wind chill values as low as -8. Northwest wind 8 to 10 mph, with gusts as high as 20 mph.

    High: 24 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 4. Northwest wind around 5 mph becoming calm in the evening.

    Low: 4 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 26. Calm wind becoming west around 5 mph.

    High: 26 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 6.

    Low: 6 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 22.

    High: 22 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 5.

    Low: 5 °F

    Mostly Cloudy

Detailed Forecast

Today
Mostly sunny, with a high near 15. Wind chill values as low as -18. Northwest wind 7 to 13 mph, with gusts as high as 23 mph.
Tonight
Partly cloudy, with a low around 3. Wind chill values as low as -10. Northwest wind 8 to 10 mph, with gusts as high as 22 mph.
Monday
Sunny, with a high near 24. Wind chill values as low as -8. Northwest wind 8 to 10 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 4. Northwest wind around 5 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 26. Calm wind becoming west around 5 mph.
Tuesday Night
Mostly cloudy, with a low around 6.
Wednesday
Partly sunny, with a high near 22.
Wednesday Night
Mostly cloudy, with a low around 5.
Thursday
Partly sunny, with a high near 23.
Thursday Night
Partly cloudy, with a low around 3.
Friday
A chance of snow showers. Mostly cloudy, with a high near 24. Chance of precipitation is 50%.
Friday Night
A chance of snow showers. Mostly cloudy, with a low around 3. Chance of precipitation is 40%.
Saturday
A chance of flurries. Partly sunny, with a high near 11.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Youngsville NY
 41.79°N 74.88°W (Elev. 1473 ft)
Last Update:
5:02 am EST Feb 1, 2026
Forecast Valid:
5am EST Feb 1, 2026-6pm EST Feb 7, 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