Hazardous Weather Conditions

Current conditions at

Monticello, Sullivan County International Airport (KMSV)

Lat: 41.7°NLon: 74.8°WElev: 1404ft.

Overcast

35°F

2°C

Humidity 100%
Wind Speed E 5 mph
Barometer 29.45 in (998.6 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill31°F (-1°C)
Last update 14 Jan 7:56 pm EST
Extended Forecast for

Tennanah Lake NY

  • Tonight

    Tonight: Snow showers, possibly mixed with rain, mainly before 5am.  Low around 26. South wind around 7 mph becoming southwest after midnight.  Chance of precipitation is 100%. Total nighttime snow accumulation of less than one inch possible.

    Low: 26 °F

    Rain/Snow

  • Thursday

    Thursday: A chance of snow showers, mainly before 2pm.  Mostly cloudy, with a temperature falling to around 17 by 5pm. West wind around 11 mph, with gusts as high as 21 mph.  Chance of precipitation is 40%. New snow accumulation of less than one inch possible.

    High: 27 °F

    Chance Snow
    Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 10. Wind chill values as low as -7. West wind around 15 mph.

    Low: 10 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 23. Wind chill values as low as -5. Northwest wind 8 to 14 mph becoming southwest in the afternoon.

    High: 23 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 18. South wind 8 to 10 mph.

    Low: 18 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of snow showers, mainly after 1pm.  Partly sunny, with a high near 30. Chance of precipitation is 50%.

    High: 30 °F

    Slight Chance
    Snow Showers
    then Chance
    Snow Showers

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 15.

    Low: 15 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 21.

    High: 21 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 9.

    Low: 9 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Snow showers, possibly mixed with rain, mainly before 5am. Low around 26. South wind around 7 mph becoming southwest after midnight. Chance of precipitation is 100%. Total nighttime snow accumulation of less than one inch possible.
Thursday
A chance of snow showers, mainly before 2pm. Mostly cloudy, with a temperature falling to around 17 by 5pm. West wind around 11 mph, with gusts as high as 21 mph. Chance of precipitation is 40%. New snow accumulation of less than one inch possible.
Thursday Night
Mostly cloudy, with a low around 10. Wind chill values as low as -7. West wind around 15 mph.
Friday
Mostly sunny, with a high near 23. Wind chill values as low as -5. Northwest wind 8 to 14 mph becoming southwest in the afternoon.
Friday Night
Mostly cloudy, with a low around 18. South wind 8 to 10 mph.
Saturday
A chance of snow showers, mainly after 1pm. Partly sunny, with a high near 30. Chance of precipitation is 50%.
Saturday Night
Mostly cloudy, with a low around 15.
Sunday
Partly sunny, with a high near 21.
Sunday Night
Mostly cloudy, with a low around 9.
M.L.King Day
Partly sunny, with a high near 19.
Monday Night
Mostly cloudy, with a low around 4.
Tuesday
Partly sunny, with a high near 12.
Tuesday Night
Partly cloudy, with a low around 2.
Wednesday
Partly sunny, with a high near 16.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Tennanah Lake NY
 41.88°N 74.95°W (Elev. 2280 ft)
5:11 pm EST Jan 14, 2026
8pm EST Jan 14, 2026-6pm EST Jan 21, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database