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

52°F

11°C

Humidity 38%
Wind Speed S 13 G 17 mph
Barometer 30.41 in (1030.6 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 12 Apr 12:56 pm EDT
Extended Forecast for

High Lake PA

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 57. South wind 7 to 9 mph.

    High: 57 °F

    Partly Sunny

  • Tonight

    Tonight: A slight chance of showers between 1am and 2am. Mostly cloudy, with a low around 46. South wind around 8 mph. Chance of precipitation is 20%.

    Low: 46 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Monday

    Monday: A chance of showers, mainly between 10am and 5pm. Mostly cloudy, with a high near 67. Southwest wind 6 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    High: 67 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 55. West wind 3 to 7 mph.

    Low: 55 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of showers between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 77. Calm wind becoming southwest 5 to 9 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 30%.

    High: 77 °F

    Partly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 58. Chance of precipitation is 40%.

    Low: 58 °F

    Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 77. Chance of precipitation is 40%.

    High: 77 °F

    Partly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 59. Chance of precipitation is 50%.

    Low: 59 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: A chance of showers after 2pm. Partly sunny, with a high near 78. Chance of precipitation is 30%.

    High: 78 °F

    Partly Sunny
    then Chance
    Showers

Detailed Forecast

This Afternoon
Partly sunny, with a high near 57. South wind 7 to 9 mph.
Tonight
A slight chance of showers between 1am and 2am. Mostly cloudy, with a low around 46. South wind around 8 mph. Chance of precipitation is 20%.
Monday
A chance of showers, mainly between 10am and 5pm. Mostly cloudy, with a high near 67. Southwest wind 6 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Partly cloudy, with a low around 55. West wind 3 to 7 mph.
Tuesday
A chance of showers between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 77. Calm wind becoming southwest 5 to 9 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 30%.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 58. Chance of precipitation is 40%.
Wednesday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 77. Chance of precipitation is 40%.
Wednesday Night
A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 59. Chance of precipitation is 50%.
Thursday
A chance of showers after 2pm. Partly sunny, with a high near 78. Chance of precipitation is 30%.
Thursday Night
A chance of showers before 2am. Mostly cloudy, with a low around 57. Chance of precipitation is 40%.
Friday
Mostly sunny, with a high near 73.
Friday Night
Partly cloudy, with a low around 52.
Saturday
Mostly sunny, with a high near 76.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
High Lake PA
 41.81°N 75.29°W (Elev. 1581 ft)
Last Update:
12:37 pm EDT Apr 12, 2026
Forecast Valid:
1pm EDT Apr 12, 2026-6pm EDT Apr 18, 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