National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Monticello, Sullivan County International Airport (KMSV)

Lat: 41.7°NLon: 74.8°WElev: 1404ft.

Fair

63°F

17°C

Humidity 94%
Wind Speed W 9 mph
Barometer 29.85 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 14 Oct 5:24 am EDT
Extended Forecast for

Preston Corner PA

  • Today

    Today: A slight chance of showers between 10am and 1pm. Partly sunny, with a high near 69. Northwest wind 7 to 9 mph. Chance of precipitation is 20%.

    High: 69 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: Mostly cloudy, with a low around 45. Northwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 45 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a high near 63. North wind around 6 mph becoming calm in the morning.

    High: 63 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Showers, with thunderstorms also possible after 5am. Low around 47. Southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 47 °F

    Slight Chance
    Showers then
    Showers

  • Friday

    Friday: Showers and possibly a thunderstorm before 11am, then showers between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 68. South wind 9 to 11 mph becoming southwest in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 90%.

    High: 68 °F

    Showers

  • Friday Night

    Friday Night: Rain showers likely before 5am, then a chance of rain and snow showers. Mostly cloudy, with a low around 33. Breezy. Chance of precipitation is 60%.

    Low: 33 °F

    Showers
    Likely then
    Rain/Snow
    Likely and
    Breezy

  • Saturday

    Saturday: A chance of rain and snow showers before 8am. Mostly sunny, with a high near 42. Breezy. Chance of precipitation is 30%.

    High: 42 °F

    Breezy.
    Chance
    Rain/Snow
    then Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 30.

    Low: 30 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 56.

    High: 56 °F

    Sunny

Detailed Forecast

Today
A slight chance of showers between 10am and 1pm. Partly sunny, with a high near 69. Northwest wind 7 to 9 mph. Chance of precipitation is 20%.
Tonight
Mostly cloudy, with a low around 45. Northwest wind around 10 mph, with gusts as high as 20 mph.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 63. North wind around 6 mph becoming calm in the morning.
Thursday Night
Showers, with thunderstorms also possible after 5am. Low around 47. Southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
Showers and possibly a thunderstorm before 11am, then showers between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 68. South wind 9 to 11 mph becoming southwest in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 90%.
Friday Night
Rain showers likely before 5am, then a chance of rain and snow showers. Mostly cloudy, with a low around 33. Breezy. Chance of precipitation is 60%.
Saturday
A chance of rain and snow showers before 8am. Mostly sunny, with a high near 42. Breezy. Chance of precipitation is 30%.
Saturday Night
Mostly clear, with a low around 30.
Sunday
Sunny, with a high near 56.
Sunday Night
Mostly clear, with a low around 34.
Monday
Sunny, with a high near 61.
Monday Night
Mostly cloudy, with a low around 41.
Tuesday
Partly sunny, with a high near 63.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Preston Corner PA
 41.82°N 75.35°W (Elev. 1594 ft)
Last Update:
2:30 am EDT Oct 14, 2026
Forecast Valid:
7am EDT Oct 14, 2026-6pm EDT Oct 20, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation