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

20°F

-7°C

Humidity 52%
Wind Speed N 9 mph
Barometer 30.02 in (1019.2 mb)
Dewpoint 5°F (-15°C)
Visibility 10.00 mi
Wind Chill10°F (-12°C)
Last update 31 Jan 1:56 pm EST
Extended Forecast for

De Lancey NY

Cold Weather Advisory January 31, 02:28pm until February 1, 09:00am
Click here for hazard details and duration
Cold Weather Advisory
  •  
    Cold Weather Advisory January 31, 02:28pm until February 1, 09:00am

    NOW until 9:00am Sun

    Cold Weather Advisory

  • This Afternoon

    High: 14 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around -8. Wind chill values as low as -17. Calm wind becoming north around 5 mph after midnight.

    Low: -8 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 15. Wind chill values as low as -19. North wind 5 to 8 mph.

    High: 15 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 4. Wind chill values as low as -5. Northwest wind 5 to 7 mph, with gusts as high as 20 mph.

    Low: 4 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 24. Northwest wind 5 to 7 mph.

    High: 24 °F

    Mostly Sunny

  • Monday Night

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

    Low: 6 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 26.

    High: 26 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 9.

    Low: 9 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 14. Northwest wind around 6 mph.
Tonight
Mostly cloudy, with a low around -8. Wind chill values as low as -17. Calm wind becoming north around 5 mph after midnight.
Sunday
Mostly sunny, with a high near 15. Wind chill values as low as -19. North wind 5 to 8 mph.
Sunday Night
Mostly cloudy, with a low around 4. Wind chill values as low as -5. Northwest wind 5 to 7 mph, with gusts as high as 20 mph.
Monday
Mostly sunny, with a high near 24. Northwest wind 5 to 7 mph.
Monday Night
Mostly cloudy, with a low around 6.
Tuesday
Partly sunny, with a high near 26.
Tuesday Night
Mostly cloudy, with a low around 9.
Wednesday
Partly sunny, with a high near 22.
Wednesday Night
Mostly cloudy, with a low around 8.
Thursday
Partly sunny, with a high near 23.
Thursday Night
Mostly cloudy, with a low around 5.
Friday
A chance of snow showers. Mostly cloudy, with a high near 24. Chance of precipitation is 50%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
De Lancey NY
 42.2°N 74.98°W (Elev. 1368 ft)
Last Update:
11:54 am EST Jan 31, 2026
Forecast Valid:
2pm EST Jan 31, 2026-6pm EST Feb 6, 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