Current conditions at

Monticello, Sullivan County International Airport (KMSV)

Lat: 41.7°NLon: 74.8°WElev: 1404ft.

Overcast

22°F

-6°C

Humidity 66%
Wind Speed Calm
Barometer 30.49 in (1034.4 mb)
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Last update 3 Mar 4:56 am EST
Extended Forecast for

Tennanah Lake NY

Winter Weather Advisory March 3, 07:00am until March 4, 03:00am
Click here for hazard details and duration
Winter Weather Advisory
  • Today

    Today: Snow showers before 3pm, then snow showers and freezing rain.  High near 30. South wind around 8 mph.  Chance of precipitation is 100%. Total daytime ice accumulation of less than a 0.1 of an inch possible.  Total daytime snow accumulation of around 2 inches.

    High: 30 °F

    Snow Showers
    then Wintry
    Mix

  • Tonight

    Tonight: Rain showers and freezing rain, possibly mixed with snow showers and sleet, becoming all rain showers after 11pm, then gradually ending.  Low around 30. South wind 6 to 8 mph becoming northwest after midnight.  Chance of precipitation is 90%. New ice accumulation of around a 0.1 of an inch possible.  New snow and sleet accumulation of less than a half inch possible.

    Low: 30 °F

    Wintry Mix
    then Chance
    Showers

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 47. North wind around 6 mph becoming calm  in the afternoon.

    High: 47 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: A chance of rain, mainly after 1am.  Mostly cloudy, with a low around 32. Calm wind becoming southeast around 5 mph after midnight.  Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 32 °F

    Chance Rain

  • Thursday

    Thursday: Rain likely, mainly after 1pm.  Mostly cloudy, with a high near 43. Southeast wind 3 to 5 mph.  Chance of precipitation is 60%.

    High: 43 °F

    Rain Likely

  • Thursday Night

    Thursday Night: Rain.  Low around 37. Chance of precipitation is 90%.

    Low: 37 °F

    Rain

  • Friday

    Friday: A chance of rain before 1pm.  Mostly cloudy, with a high near 45. Chance of precipitation is 40%.

    High: 45 °F

    Chance Rain

  • Friday Night

    Friday Night: A chance of rain after 1am.  Mostly cloudy, with a low around 36. Chance of precipitation is 30%.

    Low: 36 °F

    Mostly Cloudy
    then Chance
    Rain

  • Saturday

    Saturday: A chance of rain after 1pm.  Mostly cloudy, with a high near 56. Chance of precipitation is 40%.

    High: 56 °F

    Mostly Cloudy
    then Chance
    Rain

Detailed Forecast

Today
Snow showers before 3pm, then snow showers and freezing rain. High near 30. South wind around 8 mph. Chance of precipitation is 100%. Total daytime ice accumulation of less than a 0.1 of an inch possible. Total daytime snow accumulation of around 2 inches.
Tonight
Rain showers and freezing rain, possibly mixed with snow showers and sleet, becoming all rain showers after 11pm, then gradually ending. Low around 30. South wind 6 to 8 mph becoming northwest after midnight. Chance of precipitation is 90%. New ice accumulation of around a 0.1 of an inch possible. New snow and sleet accumulation of less than a half inch possible.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 47. North wind around 6 mph becoming calm in the afternoon.
Wednesday Night
A chance of rain, mainly after 1am. Mostly cloudy, with a low around 32. Calm wind becoming southeast around 5 mph after midnight. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Rain likely, mainly after 1pm. Mostly cloudy, with a high near 43. Southeast wind 3 to 5 mph. Chance of precipitation is 60%.
Thursday Night
Rain. Low around 37. Chance of precipitation is 90%.
Friday
A chance of rain before 1pm. Mostly cloudy, with a high near 45. Chance of precipitation is 40%.
Friday Night
A chance of rain after 1am. Mostly cloudy, with a low around 36. Chance of precipitation is 30%.
Saturday
A chance of rain after 1pm. Mostly cloudy, with a high near 56. Chance of precipitation is 40%.
Saturday Night
Rain likely, mainly before 1am. Mostly cloudy, with a low around 41. Chance of precipitation is 70%.
Sunday
Partly sunny, with a high near 53.
Sunday Night
Partly cloudy, with a low around 39.
Monday
Mostly sunny, with a high near 57.
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ABOUT THIS FORECAST

 
Point Forecast:
Tennanah Lake NY
 41.88°N 74.95°W (Elev. 2280 ft)
4:57 am EST Mar 3, 2026
5am EST Mar 3, 2026-6pm EDT Mar 9, 2026
 
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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