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.

Unknown Precip Fog/Mist

25°F

-4°C

Humidity 96%
Wind Speed E 6 mph
Barometer 30.45 in (1033.6 mb)
Dewpoint 24°F (-4°C)
Visibility 5.00 mi
Wind Chill18°F (-8°C)
Last update 3 Mar 10:56 am EST
Extended Forecast for

Tennanah Lake NY

Winter Weather Advisory March 3, 11:15am until March 4, 03:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory March 3, 11:15am until March 4, 03:00am

    NOW until 3:00am Wed

    Winter Weather Advisory

  • Today

    High: 29 °F

    Wintry Mix

  • Tonight

    Tonight: Freezing rain, mainly before 1am. Low around 29. South wind 6 to 9 mph becoming northwest after midnight. Chance of precipitation is 100%. New ice accumulation of around a 0.1 of an inch possible.

    Low: 29 °F

    Freezing Rain
    then Chance
    Freezing Rain

  • 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

Detailed Forecast

Today
Snow before 5pm, then snow, freezing rain, and sleet. High near 29. South wind around 8 mph. Chance of precipitation is 100%. Little or no ice accumulation expected. Total daytime snow and sleet accumulation of around an inch possible.
Tonight
Freezing rain, mainly before 1am. Low around 29. South wind 6 to 9 mph becoming northwest after midnight. Chance of precipitation is 100%. New ice accumulation of around a 0.1 of an 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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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Tennanah Lake NY
 41.88°N 74.95°W (Elev. 2280 ft)
Last Update:
11:09 am EST Mar 3, 2026
Forecast Valid:
11am EST Mar 3, 2026-6pm EDT Mar 9, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation