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

Hazardous Weather Conditions

Current conditions at

Monticello, Sullivan County International Airport (KMSV)

Lat: 41.7°NLon: 74.8°WElev: 1404ft.

Fair

15°F

-9°C

Humidity 61%
Wind Speed W 10 mph
Barometer 29.97 in (1017.4 mb)
Dewpoint 4°F (-16°C)
Visibility 10.00 mi
Wind Chill3°F (-16°C)
Last update 19 Jan 10:56 pm EST
Extended Forecast for

High Lake PA

Cold Weather Advisory until January 20, 10:00am
Click here for hazard details and duration
Cold Weather Advisory
  •  
    Cold Weather Advisory until January 20, 10:00am

    NOW until 10:00am Tue

    Cold Weather Advisory

  • Tonight

    Low: 6 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 15. Wind chill values as low as -7. West wind 7 to 11 mph, with gusts as high as 24 mph.

    High: 15 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 3. West wind around 5 mph becoming calm in the evening.

    Low: 3 °F

    Mostly Clear

  • Wednesday

    Wednesday: Increasing clouds, with a high near 26. Wind chill values as low as zero. Calm wind becoming south 5 to 9 mph in the morning. Winds could gust as high as 21 mph.

    High: 26 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 21. South wind around 7 mph.

    Low: 21 °F

    Mostly Cloudy

  • Thursday

    Thursday: A slight chance of snow showers before 1pm. Mostly sunny, with a high near 34. Chance of precipitation is 20%.

    High: 34 °F

    Slight Chance
    Snow Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 13.

    Low: 13 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 20.

    High: 20 °F

    Partly Sunny

Detailed Forecast

Tonight
Mostly clear, with a low around 6. Wind chill values as low as -3. West wind 7 to 9 mph, with gusts as high as 23 mph.
Tuesday
Mostly sunny, with a high near 15. Wind chill values as low as -7. West wind 7 to 11 mph, with gusts as high as 24 mph.
Tuesday Night
Mostly clear, with a low around 3. West wind around 5 mph becoming calm in the evening.
Wednesday
Increasing clouds, with a high near 26. Wind chill values as low as zero. Calm wind becoming south 5 to 9 mph in the morning. Winds could gust as high as 21 mph.
Wednesday Night
Mostly cloudy, with a low around 21. South wind around 7 mph.
Thursday
A slight chance of snow showers before 1pm. Mostly sunny, with a high near 34. Chance of precipitation is 20%.
Thursday Night
Partly cloudy, with a low around 13.
Friday
Partly sunny, with a high near 20.
Friday Night
Mostly cloudy, with a low around -1.
Saturday
Partly sunny and cold, with a high near 8.
Saturday Night
Mostly cloudy, with a low around -2.
Sunday
A chance of snow showers. Partly sunny and cold, with a high near 10. Chance of precipitation is 30%.
Sunday Night
A chance of snow showers. Mostly cloudy, with a low around 2. Chance of precipitation is 30%.
Monday
Partly sunny, with a high near 15.
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:
3:23 pm EST Jan 19, 2026
Forecast Valid:
11pm EST Jan 19, 2026-6pm EST Jan 26, 2026
 
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