Current conditions at

Monticello, Sullivan County International Airport (KMSV)

Lat: 41.7°NLon: 74.8°WElev: 1404ft.

Overcast

37°F

3°C

Humidity 67%
Wind Speed SW 6 mph
Barometer 29.53 in (1001.8 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 25 Feb 2:56 pm EST
Extended Forecast for

Tennanah Lake NY

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 34. Southwest wind around 10 mph.

    High: 34 °F

    Partly Sunny

  • Tonight

    Tonight: A chance of snow showers, mainly before midnight.  Mostly cloudy, then gradually becoming mostly clear, with a low around 18. Southwest wind around 10 mph becoming northwest after midnight.  Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    Low: 18 °F

    Chance Snow
    Showers then
    Slight Chance
    Snow Showers

  • Thursday

    Thursday: Mostly sunny, with a high near 29. West wind around 7 mph.

    High: 29 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 13. North wind 3 to 6 mph.

    Low: 13 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 38. Light and variable wind becoming south 5 to 7 mph in the afternoon.

    High: 38 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 25.

    Low: 25 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 41.

    High: 41 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of snow.  Mostly cloudy, with a low around 21. Chance of precipitation is 30%.

    Low: 21 °F

    Chance Snow

  • Sunday

    Sunday: A chance of snow.  Mostly cloudy, with a high near 25. Chance of precipitation is 30%.

    High: 25 °F

    Chance Snow

Detailed Forecast

This Afternoon
Partly sunny, with a high near 34. Southwest wind around 10 mph.
Tonight
A chance of snow showers, mainly before midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 18. Southwest wind around 10 mph becoming northwest after midnight. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Thursday
Mostly sunny, with a high near 29. West wind around 7 mph.
Thursday Night
Mostly clear, with a low around 13. North wind 3 to 6 mph.
Friday
Sunny, with a high near 38. Light and variable wind becoming south 5 to 7 mph in the afternoon.
Friday Night
Mostly clear, with a low around 25.
Saturday
Mostly sunny, with a high near 41.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 21. Chance of precipitation is 30%.
Sunday
A chance of snow. Mostly cloudy, with a high near 25. Chance of precipitation is 30%.
Sunday Night
Mostly cloudy, with a low around 7.
Monday
A chance of snow. Partly sunny, with a high near 19. Chance of precipitation is 30%.
Monday Night
Mostly cloudy, with a low around 4.
Tuesday
A chance of snow. Mostly cloudy, with a high near 27. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
Tennanah Lake NY
 41.88°N 74.95°W (Elev. 2280 ft)
3:22 pm EST Feb 25, 2026
4pm EST Feb 25, 2026-6pm EST Mar 3, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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