Current conditions at
Monticello, Sullivan County International Airport (KMSV)
Lat: 41.7°NLon: 74.8°WElev: 1404ft.
Fair
23°F
-5°C
| Humidity | 88% |
| Wind Speed | Calm |
| Barometer | 30.05 in (1019.1 mb) |
| Dewpoint | 20°F (-7°C) |
| Visibility | 10.00 mi |
| Last update | 28 Feb 6:56 am EST |
Extended Forecast for
Tennanah Lake NY
Today
High: 44 °F
Slight Chance
Rain/Snow
then Mostly
SunnyTonight
Low: 22 °F
Partly Cloudy
then Chance
SnowSunday

High: 26 °F
Snow Likely
Sunday Night

Low: 4 °F
Partly Cloudy
Monday

High: 21 °F
Sunny
Monday Night

Low: 8 °F
Mostly Clear
Tuesday
High: 33 °F
Chance Snow
then Snow
LikelyTuesday Night
Low: 28 °F
Snow then
Rain/SnowWednesday

High: 41 °F
Partly Sunny
Detailed Forecast
Today
A slight chance of rain and snow between 10am and 11am. Mostly sunny, with a high near 44. South wind 6 to 9 mph becoming northwest in the afternoon. Chance of precipitation is 20%.
Tonight
A chance of snow, mainly after 5am. Increasing clouds, with a low around 22. North wind around 7 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Sunday
Snow likely, mainly between 7am and 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 26. Southeast wind 8 to 11 mph becoming northwest in the morning. Chance of precipitation is 60%. New snow accumulation of around 2 inches.
Sunday Night
Partly cloudy, with a low around 4. Wind chill values as low as -8. Northwest wind 8 to 13 mph.
Monday
Sunny, with a high near 21. Northwest wind around 7 mph.
Monday Night
Mostly clear, with a low around 8.
Tuesday
Snow likely, mainly after 1pm. Mostly cloudy, with a high near 33. Chance of precipitation is 70%.
Tuesday Night
Snow before 1am, then rain and snow likely. Low around 28. Chance of precipitation is 90%.
Wednesday
Partly sunny, with a high near 41.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 30. Chance of precipitation is 40%.
Thursday
A chance of rain. Mostly cloudy, with a high near 45. Chance of precipitation is 50%.
Thursday Night
Rain likely. Cloudy, with a low around 38. Chance of precipitation is 60%.
Friday
A chance of rain. Mostly cloudy, with a high near 50. Chance of precipitation is 40%.
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)
4:57 am EST Feb 28, 2026
7am EST Feb 28, 2026-6pm EST Mar 6, 2026


