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.

Unknown Precip Fog/Mist

28°F

-2°C

Humidity 96%
Wind Speed Calm
Barometer 29.97 in (1017.0 mb)
Dewpoint 27°F (-3°C)
Visibility 5.00 mi
Last update 18 Jan 10:56 am EST
Extended Forecast for

Forest Lake Park PA

Winter Weather Advisory until January 18, 10:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory until January 18, 10:00pm

    NOW until 10:00pm Sun

    Winter Weather Advisory

  • This Afternoon

    High: 32 °F

    Snow

  • Tonight

    Tonight: Snow before 10pm, then a chance of snow showers between 10pm and 2am. Low around 16. Northwest wind around 5 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 16 °F

    Snow then
    Chance Snow
    Showers

  • M.L.King Day

    M.L.King Day: A slight chance of snow showers after 4pm. Partly sunny, with a high near 26. Light southwest wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 24 mph. Chance of precipitation is 20%.

    High: 26 °F

    Partly Sunny
    then Slight
    Chance Snow
    Showers

  • Monday Night

    Monday Night: A chance of snow showers before 7pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 8. Wind chill values as low as -3. West wind 9 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 8 °F

    Chance Snow
    Showers then
    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 16. West wind 8 to 13 mph, with gusts as high as 24 mph.

    High: 16 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 4.

    Low: 4 °F

    Mostly Clear

  • Wednesday

    Wednesday: Partly sunny, with a high near 26.

    High: 26 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 19.

    Low: 19 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Snow. High near 32. Light north wind. Chance of precipitation is 80%. Total daytime snow accumulation of around 2 inches.
Tonight
Snow before 10pm, then a chance of snow showers between 10pm and 2am. Low around 16. Northwest wind around 5 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
M.L.King Day
A slight chance of snow showers after 4pm. Partly sunny, with a high near 26. Light southwest wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 24 mph. Chance of precipitation is 20%.
Monday Night
A chance of snow showers before 7pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 8. Wind chill values as low as -3. West wind 9 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Tuesday
Mostly sunny, with a high near 16. West wind 8 to 13 mph, with gusts as high as 24 mph.
Tuesday Night
Mostly clear, with a low around 4.
Wednesday
Partly sunny, with a high near 26.
Wednesday Night
Mostly cloudy, with a low around 19.
Thursday
Partly sunny, with a high near 33.
Thursday Night
Partly cloudy, with a low around 10.
Friday
Mostly sunny, with a high near 22.
Friday Night
Mostly cloudy, with a low around 9.
Saturday
Partly sunny, with a high near 20.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Forest Lake Park PA
 41.55°N 75.08°W (Elev. 1270 ft)
Last Update:
12:10 pm EST Jan 18, 2026
Forecast Valid:
12pm EST Jan 18, 2026-6pm EST Jan 24, 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