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.

Light Snow

10°F

-12°C

Humidity 69%
Wind Speed NW 14 G 28 mph
Barometer 29.82 in (1012.4 mb)
Dewpoint 2°F (-17°C)
Visibility 8.00 mi
Wind Chill-6°F (-21°C)
Last update 26 Jan 8:56 pm EST
Extended Forecast for

Tennanah Lake NY

  • Tonight

    Tonight: A chance of snow showers, mainly before midnight. Mostly cloudy, with a low around 1. Wind chill values as low as -13. Northwest wind 11 to 15 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 1 °F

    Chance Snow
    Showers

  • Tuesday

    Tuesday: A chance of snow showers, mainly before 2pm. Increasing clouds and cold, with a high near 9. Wind chill values as low as -14. Southwest wind 7 to 10 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 9 °F

    Chance Snow
    Showers

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 0. Wind chill values as low as -13. West wind around 10 mph.

    Low: 0 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 13. Wind chill values as low as -14. West wind 6 to 8 mph.

    High: 13 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around -4. West wind around 7 mph.

    Low: -4 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 11.

    High: 11 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around -4.

    Low: -4 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny and cold, with a high near 7.

    High: 7 °F

    Cold

  • Friday Night

    Friday Night: Mostly cloudy, with a low around -3.

    Low: -3 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A chance of snow showers, mainly before midnight. Mostly cloudy, with a low around 1. Wind chill values as low as -13. Northwest wind 11 to 15 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Tuesday
A chance of snow showers, mainly before 2pm. Increasing clouds and cold, with a high near 9. Wind chill values as low as -14. Southwest wind 7 to 10 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Tuesday Night
Mostly cloudy, with a low around 0. Wind chill values as low as -13. West wind around 10 mph.
Wednesday
Mostly sunny, with a high near 13. Wind chill values as low as -14. West wind 6 to 8 mph.
Wednesday Night
Mostly cloudy, with a low around -4. West wind around 7 mph.
Thursday
Partly sunny, with a high near 11.
Thursday Night
Mostly cloudy, with a low around -4.
Friday
Partly sunny and cold, with a high near 7.
Friday Night
Mostly cloudy, with a low around -3.
Saturday
Partly sunny, with a high near 14.
Saturday Night
Mostly cloudy, with a low around 1.
Sunday
Partly sunny, with a high near 19.
Sunday Night
Mostly cloudy, with a low around 5.
Monday
Mostly sunny, with a high near 22.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Tennanah Lake NY
 41.88°N 74.95°W (Elev. 2280 ft)
Last Update:
5:55 pm EST Jan 26, 2026
Forecast Valid:
9pm EST Jan 26, 2026-6pm EST Feb 2, 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