Current conditions at

Monticello, Sullivan County International Airport (KMSV)

Lat: 41.7°NLon: 74.8°WElev: 1404ft.

Overcast

40°F

4°C

Humidity 93%
Wind Speed W 6 mph
Barometer 29.82 in (1010.5 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 21 Mar 6:56 am EDT
Extended Forecast for

Upper Mongaup NY

  • Today

    Today: Mostly sunny, with a high near 49. Northwest wind 7 to 9 mph.

    High: 49 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 36. Light and variable wind.

    Low: 36 °F

    Mostly Cloudy

  • Sunday

    Sunday: Rain likely after 2pm.  Mostly cloudy, with a high near 61. Southwest wind 6 to 9 mph.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 61 °F

    Mostly Cloudy
    then Rain
    Likely

  • Sunday Night

    Sunday Night: Rain before 5am, then rain and snow likely.  Low around 34. West wind around 6 mph becoming north after midnight.  Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 34 °F

    Rain then
    Rain/Snow

  • Monday

    Monday: Rain and snow showers likely, mainly before 11am.  Partly sunny, with a high near 42. Northwest wind around 10 mph, with gusts as high as 22 mph.  Chance of precipitation is 60%.

    High: 42 °F

    Rain/Snow
    Likely then
    Slight Chance
    Rain/Snow

  • Monday Night

    Monday Night: Mostly clear, with a low around 24.

    Low: 24 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 45.

    High: 45 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 28.

    Low: 28 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 47.

    High: 47 °F

    Partly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 49. Northwest wind 7 to 9 mph.
Tonight
Mostly cloudy, with a low around 36. Light and variable wind.
Sunday
Rain likely after 2pm. Mostly cloudy, with a high near 61. Southwest wind 6 to 9 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Rain before 5am, then rain and snow likely. Low around 34. West wind around 6 mph becoming north after midnight. Chance of precipitation is 80%. Little or no snow accumulation expected.
Monday
Rain and snow showers likely, mainly before 11am. Partly sunny, with a high near 42. Northwest wind around 10 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.
Monday Night
Mostly clear, with a low around 24.
Tuesday
Sunny, with a high near 45.
Tuesday Night
Mostly cloudy, with a low around 28.
Wednesday
Partly sunny, with a high near 47.
Wednesday Night
Mostly cloudy, with a low around 28.
Thursday
A chance of rain. Mostly cloudy, with a high near 48. Chance of precipitation is 30%.
Thursday Night
Rain and snow likely. Mostly cloudy, with a low around 32. Chance of precipitation is 60%.
Friday
Rain and snow likely. Partly sunny, with a high near 43. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
Upper Mongaup NY
 41.47°N 74.8°W (Elev. 1224 ft)
6:37 am EDT Mar 21, 2026
7am EDT Mar 21, 2026-6pm EDT Mar 27, 2026
 
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Additional Resources

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