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.

Partly Cloudy

36°F

2°C

Humidity 44%
Wind Speed W 5 mph
Barometer 30.27 in (1026.6 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 24 Mar 8:56 pm EDT
Extended Forecast for

High Lake PA

  • Tonight

    Tonight: Partly cloudy, with a low around 26. Calm wind.

    Low: 26 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 50. Calm wind becoming south around 6 mph in the afternoon.

    High: 50 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A chance of rain after 2am. Mostly cloudy, with a low around 39. South wind around 6 mph. Chance of precipitation is 30%.

    Low: 39 °F

    Mostly Cloudy
    then Chance
    Rain

  • Thursday

    Thursday: A chance of rain before 8am, then a chance of rain after 2pm. Partly sunny, with a high near 62. Southwest wind 6 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 62 °F

    Chance Rain

  • Thursday Night

    Thursday Night: Rain, mainly after 8pm. Low around 34. Southwest wind around 8 mph becoming west after midnight. Chance of precipitation is 90%.

    Low: 34 °F

    Rain

  • Friday

    Friday: A slight chance of rain and snow before 2pm. Partly sunny, with a high near 42. Chance of precipitation is 20%.

    High: 42 °F

    Slight Chance
    Rain/Snow

  • Friday Night

    Friday Night: Mostly clear, with a low around 19.

    Low: 19 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 36.

    High: 36 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 24.

    Low: 24 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 26. Calm wind.
Wednesday
Partly sunny, with a high near 50. Calm wind becoming south around 6 mph in the afternoon.
Wednesday Night
A chance of rain after 2am. Mostly cloudy, with a low around 39. South wind around 6 mph. Chance of precipitation is 30%.
Thursday
A chance of rain before 8am, then a chance of rain after 2pm. Partly sunny, with a high near 62. Southwest wind 6 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Rain, mainly after 8pm. Low around 34. Southwest wind around 8 mph becoming west after midnight. Chance of precipitation is 90%.
Friday
A slight chance of rain and snow before 2pm. Partly sunny, with a high near 42. Chance of precipitation is 20%.
Friday Night
Mostly clear, with a low around 19.
Saturday
Mostly sunny, with a high near 36.
Saturday Night
Partly cloudy, with a low around 24.
Sunday
Mostly sunny, with a high near 44.
Sunday Night
Mostly cloudy, with a low around 30.
Monday
Partly sunny, with a high near 52.
Monday Night
Partly cloudy, with a low around 34.
Tuesday
A chance of rain. Partly sunny, with a high near 52. Chance of precipitation is 30%.
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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:
7:02 pm EDT Mar 24, 2026
Forecast Valid:
9pm EDT Mar 24, 2026-6pm EDT Mar 31, 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