Current conditions at

Monticello, Sullivan County International Airport (KMSV)

Lat: 41.7°NLon: 74.8°WElev: 1404ft.

Light Snow

19°F

-7°C

Humidity 74%
Wind Speed NW 14 G 22 mph
Barometer 30.10 in (1021.5 mb)
Dewpoint 12°F (-11°C)
Visibility 8.00 mi
Wind Chill5°F (-15°C)
Last update 4 Feb 5:56 am EST
Extended Forecast for

Tennanah Lake NY

  • Today

    Today: Mostly sunny, with a high near 21. Wind chill values as low as -3. Northwest wind around 8 mph.

    High: 21 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 7. Wind chill values as low as -3. North wind around 7 mph.

    Low: 7 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 21. Wind chill values as low as -5. Northwest wind around 7 mph.

    High: 21 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 3. North wind 3 to 6 mph.

    Low: 3 °F

    Mostly Cloudy

  • Friday

    Friday: A chance of snow after 1pm.  Partly sunny, with a high near 23. Light and variable wind becoming south around 6 mph in the afternoon.  Chance of precipitation is 30%.

    High: 23 °F

    Partly Sunny
    then Chance
    Snow

  • Friday Night

    Friday Night: Snow likely.  Mostly cloudy, with a low around -1. Chance of precipitation is 60%.

    Low: -1 °F

    Snow Likely

  • Saturday

    Saturday: Partly sunny and cold, with a high near 5. Blustery.

    High: 5 °F

    Cold and
    Blustery

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around -7. Blustery.

    Low: -7 °F

    Partly Cloudy
    and Blustery
    then Partly
    Cloudy

  • Sunday

    Sunday: Mostly sunny and cold, with a high near 8.

    High: 8 °F

    Cold

Detailed Forecast

Today
Mostly sunny, with a high near 21. Wind chill values as low as -3. Northwest wind around 8 mph.
Tonight
Partly cloudy, with a low around 7. Wind chill values as low as -3. North wind around 7 mph.
Thursday
Mostly sunny, with a high near 21. Wind chill values as low as -5. Northwest wind around 7 mph.
Thursday Night
Mostly cloudy, with a low around 3. North wind 3 to 6 mph.
Friday
A chance of snow after 1pm. Partly sunny, with a high near 23. Light and variable wind becoming south around 6 mph in the afternoon. Chance of precipitation is 30%.
Friday Night
Snow likely. Mostly cloudy, with a low around -1. Chance of precipitation is 60%.
Saturday
Partly sunny and cold, with a high near 5. Blustery.
Saturday Night
Partly cloudy, with a low around -7. Blustery.
Sunday
Mostly sunny and cold, with a high near 8.
Sunday Night
Mostly cloudy, with a low around -2.
Monday
Mostly sunny, with a high near 16.
Monday Night
Partly cloudy, with a low around 4.
Tuesday
Mostly sunny, with a high near 25.
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ABOUT THIS FORECAST

 
Point Forecast:
Tennanah Lake NY
 41.88°N 74.95°W (Elev. 2280 ft)
4:58 am EST Feb 4, 2026
6am EST Feb 4, 2026-6pm EST Feb 10, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database