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

37°F

3°C

Humidity 86%
Wind Speed SE 3 mph
Barometer 30.37 in (1029.1 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Last update 10 Apr 1:56 am EDT
Extended Forecast for

High Lake PA

  • Overnight

    Overnight: Mostly clear, with a low around 37. Light southeast wind.

    Low: 37 °F

    Mostly Clear

  • Friday

    Friday: Increasing clouds, with a high near 68. Calm wind becoming southwest 5 to 8 mph in the afternoon.

    High: 68 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: Occasional showers before 1am, then scattered sprinkles between 1am and 2am. Low around 38. South wind around 7 mph becoming northwest after midnight. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 38 °F

    Showers then
    Scattered
    Showers

  • Saturday

    Saturday: Mostly cloudy through mid morning, then gradual clearing, with a high near 50. Northwest wind around 9 mph, with gusts as high as 20 mph.

    High: 50 °F

    Becoming
    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 31. Light north wind.

    Low: 31 °F

    Mostly Clear

  • Sunday

    Sunday: A chance of sprinkles after 2pm. Partly sunny, with a high near 56.

    High: 56 °F

    Chance
    Sprinkles

  • Sunday Night

    Sunday Night: A chance of sprinkles. Mostly cloudy, with a low around 46.

    Low: 46 °F

    Chance
    Sprinkles

  • Monday

    Monday: A chance of showers before 2pm, then a chance of sprinkles after 2pm. Mostly cloudy, with a high near 66. Chance of precipitation is 40%.

    High: 66 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A chance of sprinkles before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 55. Chance of precipitation is 30%.

    Low: 55 °F

    Chance
    Showers

Detailed Forecast

Overnight
Mostly clear, with a low around 37. Light southeast wind.
Friday
Increasing clouds, with a high near 68. Calm wind becoming southwest 5 to 8 mph in the afternoon.
Friday Night
Occasional showers before 1am, then scattered sprinkles between 1am and 2am. Low around 38. South wind around 7 mph becoming northwest after midnight. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Mostly cloudy through mid morning, then gradual clearing, with a high near 50. Northwest wind around 9 mph, with gusts as high as 20 mph.
Saturday Night
Mostly clear, with a low around 31. Light north wind.
Sunday
A chance of sprinkles after 2pm. Partly sunny, with a high near 56.
Sunday Night
A chance of sprinkles. Mostly cloudy, with a low around 46.
Monday
A chance of showers before 2pm, then a chance of sprinkles after 2pm. Mostly cloudy, with a high near 66. Chance of precipitation is 40%.
Monday Night
A chance of sprinkles before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 55. Chance of precipitation is 30%.
Tuesday
A chance of showers after 2pm. Mostly cloudy, with a high near 75. Chance of precipitation is 40%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 58. Chance of precipitation is 50%.
Wednesday
A chance of showers. Partly sunny, with a high near 78. Chance of precipitation is 40%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 57. Chance of precipitation is 50%.
Thursday
Partly sunny, with a high near 73.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
High Lake PA
 41.81°N 75.29°W (Elev. 1581 ft)
Last Update:
2:30 am EDT Apr 10, 2026
Forecast Valid:
2am EDT Apr 10, 2026-6pm EDT Apr 16, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation