Current conditions at
Monticello, Sullivan County International Airport (KMSV)
Lat: 41.7°NLon: 74.8°WElev: 1404ft.
Mostly Cloudy
27°F
-3°C
| Humidity | 69% |
| Wind Speed | NW 15 G 24 mph |
| Barometer | 29.69 in (1007.0 mb) |
| Dewpoint | 18°F (-8°C) |
| Visibility | 10.00 mi |
| Wind Chill | 15°F (-9°C) |
| Last update | 23 Feb 5:56 pm EST |
Extended Forecast for
Tennanah Lake NY
Tonight

Low: 10 °F
Mostly Cloudy
Tuesday

High: 17 °F
Decreasing
CloudsTuesday Night
Low: 9 °F
Partly Cloudy
then SnowWednesday

High: 34 °F
Snow Likely
Wednesday Night

Low: 18 °F
Mostly Cloudy
Thursday
High: 30 °F
Slight Chance
Snow then
Chance SnowThursday Night

Low: 18 °F
Chance Snow
Friday

High: 33 °F
Mostly Sunny
Friday Night

Low: 20 °F
Mostly Clear
Detailed Forecast
Tonight
Mostly cloudy, with a low around 10. Wind chill values as low as -3. Northwest wind around 16 mph, with gusts as high as 30 mph.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 17. Wind chill values as low as -6. Northwest wind 8 to 14 mph.
Tuesday Night
Snow after 1am. Low around 9. Wind chill values as low as zero. Light and variable wind becoming south 5 to 10 mph in the evening. Chance of precipitation is 80%. New snow accumulation of around 2 inches.
Wednesday
Snow likely, mainly before 1pm. Mostly cloudy, with a high near 34. Southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New snow accumulation of around 2 inches.
Wednesday Night
Mostly cloudy, with a low around 18. West wind 8 to 10 mph.
Thursday
A chance of snow, mainly after 1pm. Partly sunny, with a high near 30. Chance of precipitation is 50%.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 18. Chance of precipitation is 50%.
Friday
Mostly sunny, with a high near 33.
Friday Night
Mostly clear, with a low around 20.
Saturday
Mostly sunny, with a high near 42.
Saturday Night
Partly cloudy, with a low around 21.
Sunday
Partly sunny, with a high near 29.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 10. Chance of precipitation is 30%.
Monday
A chance of snow. Partly sunny, with a high near 21. Chance of precipitation is 50%.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Tennanah Lake NY
41.88°N 74.95°W (Elev. 2280 ft)
41.88°N 74.95°W (Elev. 2280 ft)
3:22 pm EST Feb 23, 2026
6pm EST Feb 23, 2026-6pm EST Mar 2, 2026


