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

4°F

-16°C

Humidity 83%
Wind Speed W 8 mph
Barometer 29.94 in (1016.9 mb)
Dewpoint 0°F (-18°C)
Visibility 10.00 mi
Wind Chill-9°F (-23°C)
Last update 2 Feb 4:56 am EST
Extended Forecast for

Mongaup Valley NY

Cold Weather Advisory February 2, 05:12am until February 2, 10:00am
Click here for hazard details and duration
...
  •  
    Cold Weather Advisory February 2, 05:12am until February 2, 10:00am

    NOW until 10:00am Mon

    Cold Weather Advisory

  • Today

    High: 24 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 2. Northwest wind around 5 mph becoming calm in the evening.

    Low: 2 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 28. Calm wind becoming west around 5 mph in the afternoon.

    High: 28 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 10. Calm wind.

    Low: 10 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 24. Calm wind becoming northwest 5 to 9 mph in the morning.

    High: 24 °F

    Mostly Sunny

  • Wednesday Night

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

    Low: 5 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 23.

    High: 23 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 2.

    Low: 2 °F

    Mostly Cloudy

Detailed Forecast

Today
Sunny, with a high near 24. Wind chill values as low as -13. Northwest wind 8 to 10 mph, with gusts as high as 21 mph.
Tonight
Partly cloudy, with a low around 2. Northwest wind around 5 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 28. Calm wind becoming west around 5 mph in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 10. Calm wind.
Wednesday
Mostly sunny, with a high near 24. Calm wind becoming northwest 5 to 9 mph in the morning.
Wednesday Night
Mostly cloudy, with a low around 5.
Thursday
Partly sunny, with a high near 23.
Thursday Night
Mostly cloudy, with a low around 2.
Friday
A chance of snow showers. Mostly cloudy, with a high near 25. Chance of precipitation is 50%.
Friday Night
Mostly cloudy, with a low around 0.
Saturday
A chance of flurries. Mostly sunny and cold, with a high near 8.
Saturday Night
Partly cloudy, with a low around -4.
Sunday
A chance of flurries. Mostly sunny, with a high near 12.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mongaup Valley NY
 41.65°N 74.79°W (Elev. 1181 ft)
Last Update:
4:57 am EST Feb 2, 2026
Forecast Valid:
5am EST Feb 2, 2026-6pm EST Feb 8, 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