Current conditions at
Monticello, Sullivan County International Airport (KMSV)
Lat: 41.7°NLon: 74.8°WElev: 1404ft.
Fair
28°F
-2°C
| Humidity | 96% |
| Wind Speed | W 3 mph |
| Barometer | 30.05 in (1019.1 mb) |
| Dewpoint | 27°F (-3°C) |
| Visibility | 10.00 mi |
| Last update | 20 Apr 1:56 am EDT |
Extended Forecast for
Upper Mongaup NY
Overnight

Low: 28 °F
Mostly Clear
Monday
High: 42 °F
Isolated Snow
Showers then
Mostly SunnyMonday Night

Low: 22 °F
Mostly Clear
Tuesday

High: 50 °F
Sunny
Tuesday Night
Low: 35 °F
Chance
Showers then
Chance
Rain/SnowWednesday
High: 57 °F
Chance Snow
Showers then
Partly SunnyWednesday Night

Low: 37 °F
Partly Cloudy
Thursday

High: 65 °F
Mostly Sunny
Thursday Night

Low: 40 °F
Partly Cloudy
Detailed Forecast
Overnight
Mostly clear, with a low around 28. Calm wind.
Monday
Isolated snow showers between 8am and 9am. Mostly sunny, with a high near 42. Northwest wind 7 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Monday Night
Mostly clear, with a low around 22. Northwest wind 3 to 7 mph.
Tuesday
Sunny, with a high near 50. Calm wind becoming southwest around 6 mph in the afternoon.
Tuesday Night
A chance of rain showers before 2am, then a chance of rain and snow showers. Mostly cloudy, with a low around 35. South wind 3 to 5 mph. Chance of precipitation is 40%.
Wednesday
A chance of snow showers before 8am. Partly sunny, with a high near 57. Chance of precipitation is 30%.
Wednesday Night
Partly cloudy, with a low around 37.
Thursday
Mostly sunny, with a high near 65.
Thursday Night
Partly cloudy, with a low around 40.
Friday
Mostly sunny, with a high near 66.
Friday Night
A chance of showers. Mostly cloudy, with a low around 41. Chance of precipitation is 40%.
Saturday
A chance of showers. Partly sunny, with a high near 59. Chance of precipitation is 50%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 41. Chance of precipitation is 50%.
Sunday
A chance of showers. Mostly cloudy, with a high near 59. Chance of precipitation is 30%.
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)
2:08 am EDT Apr 20, 2026
2am EDT Apr 20, 2026-6pm EDT Apr 26, 2026


