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

25°F

-4°C

Humidity 66%
Wind Speed NW 12 G 22 mph
Barometer 30.01 in (1017.8 mb)
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Wind Chill14°F (-10°C)
Last update 13 Mar 2:56 am EDT
Extended Forecast for

High Lake PA

  • Overnight

    Overnight: Mostly clear, with a low around 24. West wind around 6 mph.

    Low: 24 °F

    Mostly Clear

  • Friday

    Friday: Snow likely before 3pm, then snow likely, possibly mixed with rain. Increasing clouds, with a high near 39. Light south wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 24 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 39 °F

    Mostly Sunny
    then
    Rain/Snow
    Likely

  • Friday Night

    Friday Night: Rain and snow showers likely before 2am, then a slight chance of snow showers between 2am and 3am. Mostly cloudy, with a low around 30. South wind around 11 mph becoming west after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 30 °F

    Rain/Snow
    Likely then
    Chance
    Rain/Snow

  • Saturday

    Saturday: Mostly sunny, with a high near 39. West wind 14 to 16 mph, with gusts as high as 33 mph.

    High: 39 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A slight chance of snow after 2am. Partly cloudy, with a low around 24. Northwest wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 24 °F

    Mostly Clear
    then Slight
    Chance Snow

  • Sunday

    Sunday: Mostly cloudy, with a high near 44.

    High: 44 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Rain, mainly after 2am. Low around 36. Chance of precipitation is 80%.

    Low: 36 °F

    Chance Rain
    then Rain

  • Monday

    Monday: Rain. High near 62. Chance of precipitation is 90%.

    High: 62 °F

    Rain

  • Monday Night

    Monday Night: Rain before 2am, then a chance of rain and snow. Low around 26. Chance of precipitation is 80%.

    Low: 26 °F

    Rain then
    Rain/Snow

Detailed Forecast

Overnight
Mostly clear, with a low around 24. West wind around 6 mph.
Friday
Snow likely before 3pm, then snow likely, possibly mixed with rain. Increasing clouds, with a high near 39. Light south wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 24 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Friday Night
Rain and snow showers likely before 2am, then a slight chance of snow showers between 2am and 3am. Mostly cloudy, with a low around 30. South wind around 11 mph becoming west after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Saturday
Mostly sunny, with a high near 39. West wind 14 to 16 mph, with gusts as high as 33 mph.
Saturday Night
A slight chance of snow after 2am. Partly cloudy, with a low around 24. Northwest wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 20%.
Sunday
Mostly cloudy, with a high near 44.
Sunday Night
Rain, mainly after 2am. Low around 36. Chance of precipitation is 80%.
Monday
Rain. High near 62. Chance of precipitation is 90%.
Monday Night
Rain before 2am, then a chance of rain and snow. Low around 26. Chance of precipitation is 80%.
Tuesday
A chance of rain and snow before 8am. Mostly cloudy, with a high near 32. Chance of precipitation is 30%.
Tuesday Night
Mostly cloudy, with a low around 16.
Wednesday
Mostly sunny, with a high near 34.
Wednesday Night
Mostly cloudy, with a low around 22.
Thursday
Mostly cloudy, with a high near 42.
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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:
2:30 am EDT Mar 13, 2026
Forecast Valid:
3am EDT Mar 13, 2026-6pm EDT Mar 19, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation