Hazardous Weather Conditions
Current conditions at
Monticello, Sullivan County International Airport (KMSV)
Lat: 41.7°NLon: 74.8°WElev: 1404ft.
Fair
49°F
9°C
| Humidity | 90% |
| Wind Speed | N 3 mph |
| Barometer | 29.99 in (1015.1 mb) |
| Dewpoint | 46°F (8°C) |
| Visibility | 10.00 mi |
| Last update | 11 Mar 2:56 am EDT |
Extended Forecast for
Tennanah Lake NY
Overnight

Low: 49 °F
Mostly Cloudy
Wednesday
High: 65 °F
Chance
Showers then
Showers
LikelyWednesday Night

Low: 31 °F
Showers
Thursday
High: 35 °F
Wintry Mix
Likely then
Slight Chance
Snow ShowersThursday Night

Low: 22 °F
Partly Cloudy
Friday
High: 38 °F
Partly Sunny
then Chance
Rain/SnowFriday Night
Low: 27 °F
Chance
Rain/Snow
then Chance
Snow ShowersSaturday

High: 34 °F
Mostly Sunny
Saturday Night

Low: 22 °F
Mostly Cloudy
Detailed Forecast
Overnight
Mostly cloudy, with a low around 49. South wind around 5 mph.
Wednesday
Showers and thunderstorms likely, mainly before 2pm, then showers likely and possibly a thunderstorm after 3pm. Partly sunny, with a high near 65. Southeast wind 8 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers and thunderstorms. Low around 31. Southwest wind 13 to 15 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
Rain showers, snow showers, and sleet likely before 8am, then a slight chance of snow showers between 8am and 2pm. Mostly cloudy, with a high near 35. Northwest wind 14 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New snow and sleet accumulation of less than a half inch possible.
Thursday Night
Partly cloudy, with a low around 22. West wind 9 to 14 mph.
Friday
A chance of rain and snow showers after 2pm. Partly sunny, with a high near 38. Chance of precipitation is 30%.
Friday Night
A chance of rain and snow showers before 11pm, then a chance of snow showers between 11pm and 2am. Mostly cloudy, with a low around 27. Chance of precipitation is 50%.
Saturday
Mostly sunny, with a high near 34.
Saturday Night
Mostly cloudy, with a low around 22.
Sunday
A chance of snow after 8am, mixing with rain after 2pm. Mostly cloudy, with a high near 42. Chance of precipitation is 30%.
Sunday Night
Rain and snow. Low around 33. Chance of precipitation is 80%.
Monday
Rain and snow. High near 52. Chance of precipitation is 80%.
Monday Night
Rain and snow likely. Mostly cloudy, with a low around 18. Chance of precipitation is 60%.
Tuesday
Partly sunny, with a high near 25.
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)
2:30 am EDT Mar 11, 2026
3am EDT Mar 11, 2026-6pm EDT Mar 17, 2026



