Current conditions at

Monticello, Sullivan County International Airport (KMSV)

Lat: 41.7°NLon: 74.8°WElev: 1404ft.

Overcast

36°F

2°C

Humidity 76%
Wind Speed E 5 mph
Barometer 29.91 in (1013.9 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 22 Mar 1:56 am EDT
Extended Forecast for

Mongaup Valley NY

  • Overnight

    Overnight: A chance of rain showers before 3am, then a slight chance of snow showers between 3am and 5am, then a slight chance of rain and snow showers after 5am.  Mostly cloudy, with a low around 35. Calm wind.  Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 35 °F

    Chance
    Rain/Snow

  • Sunday

    Sunday: A chance of showers with a slight chance of drizzle before 1pm, then a chance of drizzle between 1pm and 2pm, then showers likely after 2pm.  Mostly cloudy, with a high near 58. Southwest wind 5 to 7 mph.  Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    High: 58 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers, mainly before 5am.  Low around 33. Light northwest wind.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 33 °F

    Showers

  • Monday

    Monday: A slight chance of rain and snow showers before 7am, then a slight chance of snow showers between 7am and 11am.  Partly sunny, with a high near 41. Northwest wind 6 to 10 mph, with gusts as high as 21 mph.  Chance of precipitation is 20%.

    High: 41 °F

    Slight Chance
    Rain/Snow
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 23. Northwest wind 6 to 8 mph.

    Low: 23 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 45.

    High: 45 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 27.

    Low: 27 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 49.

    High: 49 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A chance of rain.  Mostly cloudy, with a low around 31. Chance of precipitation is 30%.

    Low: 31 °F

    Chance Rain

Detailed Forecast

Overnight
A chance of rain showers before 3am, then a slight chance of snow showers between 3am and 5am, then a slight chance of rain and snow showers after 5am. Mostly cloudy, with a low around 35. Calm wind. Chance of precipitation is 30%. Little or no snow accumulation expected.
Sunday
A chance of showers with a slight chance of drizzle before 1pm, then a chance of drizzle between 1pm and 2pm, then showers likely after 2pm. Mostly cloudy, with a high near 58. Southwest wind 5 to 7 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Showers, mainly before 5am. Low around 33. Light northwest wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
A slight chance of rain and snow showers before 7am, then a slight chance of snow showers between 7am and 11am. Partly sunny, with a high near 41. Northwest wind 6 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Monday Night
Partly cloudy, with a low around 23. Northwest wind 6 to 8 mph.
Tuesday
Sunny, with a high near 45.
Tuesday Night
Mostly cloudy, with a low around 27.
Wednesday
Mostly cloudy, with a high near 49.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 31. Chance of precipitation is 30%.
Thursday
A chance of rain after 2pm. Mostly cloudy, with a high near 53. Chance of precipitation is 40%.
Thursday Night
Rain likely. Mostly cloudy, with a low around 31. Chance of precipitation is 70%.
Friday
A chance of rain. Mostly sunny, with a high near 41. Chance of precipitation is 30%.
Friday Night
Mostly clear, with a low around 18.
Saturday
Sunny, with a high near 39.
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ABOUT THIS FORECAST

 
Point Forecast:
Mongaup Valley NY
 41.65°N 74.79°W (Elev. 1181 ft)
2:32 am EDT Mar 22, 2026
2am EDT Mar 22, 2026-6pm EDT Mar 28, 2026
 
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Additional Resources

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