Hazardous Weather Conditions
Current conditions at
Monticello, Sullivan County International Airport (KMSV)
Lat: 41.7°NLon: 74.8°WElev: 1404ft.
Light Rain
35°F
2°C
| Humidity | 100% |
| Wind Speed | E 10 mph |
| Barometer | 30.22 in (1024.8 mb) |
| Dewpoint | 35°F (2°C) |
| Visibility | 10.00 mi |
| Wind Chill | 27°F (-3°C) |
| Last update | 5 Mar 10:56 pm EST |
Extended Forecast for
Upper Mongaup NY
Winter Weather Advisory until March 6, 10:00am
NOW until 10:00am Fri

Winter Weather Advisory
Tonight

Low: 32 °F
Rain and
Areas FogFriday
High: 39 °F
Chance Rain
and Patchy
Fog then
Mostly CloudyFriday Night
Low: 32 °F
Chance
Showers then
Chance
Rain/SnowSaturday

High: 53 °F
Mostly Cloudy
Saturday Night

Low: 44 °F
Showers
Sunday

High: 55 °F
Mostly Sunny
Sunday Night

Low: 35 °F
Mostly Clear
Monday

High: 63 °F
Sunny
Detailed Forecast
Tonight
Rain, mainly before 4am. Areas of fog. Low around 32. East wind around 7 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
A chance of rain, mainly before 7am. Patchy fog before noon. Otherwise, mostly cloudy, with a high near 39. East wind around 6 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
A chance of rain showers before 4am, then a chance of rain and snow showers. Cloudy, with a low around 32. Calm wind. Chance of precipitation is 30%. Little or no snow accumulation expected.
Saturday
Mostly cloudy, with a high near 53. South wind 3 to 7 mph.
Saturday Night
Showers, mainly before 1am. Low around 44. Southwest wind around 8 mph. Chance of precipitation is 80%.
Sunday
Mostly sunny, with a high near 55.
Sunday Night
Mostly clear, with a low around 35.
Monday
Sunny, with a high near 63.
Monday Night
Mostly clear, with a low around 42.
Tuesday
Mostly sunny, with a high near 65.
Tuesday Night
A chance of showers. Partly cloudy, with a low around 47. Chance of precipitation is 30%.
Wednesday
A chance of showers. Mostly cloudy, with a high near 67. Chance of precipitation is 50%.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 37. Chance of precipitation is 60%.
Thursday
A chance of rain and snow showers. Partly sunny, with a high near 47. Chance of precipitation is 40%.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Upper Mongaup NY
41.47°N 74.8°W (Elev. 1224 ft)
41.47°N 74.8°W (Elev. 1224 ft)
6:06 pm EST Mar 5, 2026
11pm EST Mar 5, 2026-6pm EDT Mar 12, 2026



