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.

Overcast

31°F

-1°C

Humidity 79%
Wind Speed W 6 mph
Barometer 29.96 in (1016.0 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 7 Dec 8:56 pm EST
Extended Forecast for

High Lake PA

  • Tonight

    Tonight: Mostly cloudy, with a low around 13. Northwest wind 8 to 10 mph, with gusts as high as 23 mph.

    Low: 13 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 21. North wind 5 to 10 mph, with gusts as high as 21 mph.

    High: 21 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 2. Calm wind.

    Low: 2 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of snow showers after 1pm. Increasing clouds, with a high near 27. Wind chill values as low as -1. Calm wind becoming south 5 to 9 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 20%.

    High: 27 °F

    Mostly Sunny
    then Slight
    Chance Snow
    Showers

  • Tuesday Night

    Tuesday Night: A slight chance of snow showers before 1am, then a chance of snow after 1am. Mostly cloudy, with a low around 21. South wind around 6 mph. Chance of precipitation is 50%.

    Low: 21 °F

    Slight Chance
    Snow Showers
    then Chance
    Snow

  • Wednesday

    Wednesday: Rain, possibly mixed with snow. High near 38. Chance of precipitation is 90%.

    High: 38 °F

    Rain/Snow

  • Wednesday Night

    Wednesday Night: Rain and snow likely before 1am, then a chance of snow. Mostly cloudy, with a low around 26. Chance of precipitation is 70%.

    Low: 26 °F

    Rain/Snow
    Likely

  • Thursday

    Thursday: Mostly cloudy, with a high near 31.

    High: 31 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A chance of snow showers. Mostly cloudy, with a low around 19. Chance of precipitation is 40%.

    Low: 19 °F

    Chance Snow
    Showers

Detailed Forecast

Tonight
Mostly cloudy, with a low around 13. Northwest wind 8 to 10 mph, with gusts as high as 23 mph.
Monday
Mostly sunny, with a high near 21. North wind 5 to 10 mph, with gusts as high as 21 mph.
Monday Night
Partly cloudy, with a low around 2. Calm wind.
Tuesday
A slight chance of snow showers after 1pm. Increasing clouds, with a high near 27. Wind chill values as low as -1. Calm wind becoming south 5 to 9 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 20%.
Tuesday Night
A slight chance of snow showers before 1am, then a chance of snow after 1am. Mostly cloudy, with a low around 21. South wind around 6 mph. Chance of precipitation is 50%.
Wednesday
Rain, possibly mixed with snow. High near 38. Chance of precipitation is 90%.
Wednesday Night
Rain and snow likely before 1am, then a chance of snow. Mostly cloudy, with a low around 26. Chance of precipitation is 70%.
Thursday
Mostly cloudy, with a high near 31.
Thursday Night
A chance of snow showers. Mostly cloudy, with a low around 19. Chance of precipitation is 40%.
Friday
A chance of snow showers. Mostly cloudy, with a high near 28. Chance of precipitation is 40%.
Friday Night
A chance of snow showers. Mostly cloudy, with a low around 15. Chance of precipitation is 40%.
Saturday
A chance of snow showers. Mostly cloudy, with a high near 25. Chance of precipitation is 50%.
Saturday Night
A chance of snow showers. Mostly cloudy, with a low around 13. Chance of precipitation is 40%.
Sunday
A chance of snow showers. Mostly cloudy, with a high near 23. Chance of precipitation is 30%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
High Lake PA
 41.81°N 75.29°W (Elev. 1581 ft)
Last Update:
3:22 pm EST Dec 7, 2025
Forecast Valid:
9pm EST Dec 7, 2025-6pm EST Dec 14, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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