Hazardous Weather Conditions
Current conditions at
Monticello, Sullivan County International Airport (KMSV)
Lat: 41.7°NLon: 74.8°WElev: 1404ft.
Fair
5°F
-15°C
| Humidity | 49% |
| Wind Speed | NW 12 mph |
| Barometer | 30.55 in (1038.2 mb) |
| Dewpoint | -10°F (-23°C) |
| Visibility | 10.00 mi |
| Wind Chill | -11°F (-24°C) |
| Last update | 24 Jan 5:56 pm EST |
Extended Forecast for
Tennanah Lake NY
Winter Storm Warning January 25, 01:00am until January 26, 07:00pm
Tonight

Low: -3 °F
Mostly Cloudy
Sunday

High: 11 °F
Heavy Snow
Sunday Night

Low: 10 °F
Heavy Snow
Monday

High: 18 °F
Snow Showers
and Areas
Blowing SnowMonday Night

Low: 1 °F
Slight Chance
Snow ShowersTuesday

High: 9 °F
Slight Chance
Snow ShowersTuesday Night

Low: -3 °F
Mostly Cloudy
Wednesday

High: 13 °F
Partly Sunny
Wednesday Night

Low: -1 °F
Mostly Cloudy
Detailed Forecast
Tonight
Mostly cloudy, with a low around -3. Wind chill values as low as -14. North wind 5 to 7 mph becoming light and variable.
Sunday
Snow, mainly after 7am. The snow could be heavy at times. High near 11. Wind chill values as low as -11. East wind 7 to 10 mph. Chance of precipitation is 100%. New snow accumulation of around 10 inches.
Sunday Night
Snow. The snow could be heavy at times. Low around 10. Wind chill values as low as -6. East wind 7 to 13 mph. Chance of precipitation is 100%. New snow accumulation of around 5 inches.
Monday
Snow showers. Areas of blowing snow after 1pm. High near 18. Wind chill values as low as -2. Northwest wind 7 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
Monday Night
A slight chance of snow showers before 1am. Mostly cloudy, with a low around 1. West wind 14 to 16 mph. Chance of precipitation is 20%.
Tuesday
A slight chance of snow showers. Partly sunny and cold, with a high near 9. Chance of precipitation is 20%.
Tuesday Night
Mostly cloudy, with a low around -3.
Wednesday
Partly sunny, with a high near 13.
Wednesday Night
Mostly cloudy, with a low around -1.
Thursday
Mostly cloudy and cold, with a high near 10.
Thursday Night
Mostly cloudy, with a low around -2.
Friday
Mostly cloudy, with a high near 11.
Friday Night
Mostly cloudy, with a low around 3.
Saturday
Partly sunny, with a high near 16.
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)
5:56 pm EST Jan 24, 2026
6pm EST Jan 24, 2026-6pm EST Jan 31, 2026



