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.

Fog/Mist

59°F

15°C

Humidity 100%
Wind Speed Calm
Barometer 29.87 in (1011.4 mb)
Dewpoint 59°F (15°C)
Visibility 3.00 mi
Last update 13 Oct 11:56 pm EDT
Extended Forecast for

Lackawaxen PA

  • Overnight

    Overnight: Clear, with a low around 63. West wind around 7 mph.

    Low: 63 °F

    Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 74. Northwest wind 6 to 9 mph.

    High: 74 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 45. Northwest wind 8 to 11 mph.

    Low: 45 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 65. Northwest wind around 5 mph becoming calm in the morning.

    High: 65 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Showers, with thunderstorms also possible after 5am. Low around 46. Southeast wind 3 to 7 mph. Chance of precipitation is 90%.

    Low: 46 °F

    Slight Chance
    Showers then
    Showers

  • Friday

    Friday: Showers and possibly a thunderstorm before 8am, then showers likely between 8am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 71. Chance of precipitation is 90%.

    High: 71 °F

    Showers

  • Friday Night

    Friday Night: Showers, mainly before 8pm. Low around 32. Chance of precipitation is 80%.

    Low: 32 °F

    Showers then
    Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 45.

    High: 45 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 30.

    Low: 30 °F

    Mostly Clear

Detailed Forecast

Overnight
Clear, with a low around 63. West wind around 7 mph.
Wednesday
Mostly sunny, with a high near 74. Northwest wind 6 to 9 mph.
Wednesday Night
Mostly cloudy, with a low around 45. Northwest wind 8 to 11 mph.
Thursday
Mostly sunny, with a high near 65. Northwest wind around 5 mph becoming calm in the morning.
Thursday Night
Showers, with thunderstorms also possible after 5am. Low around 46. Southeast wind 3 to 7 mph. Chance of precipitation is 90%.
Friday
Showers and possibly a thunderstorm before 8am, then showers likely between 8am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 71. Chance of precipitation is 90%.
Friday Night
Showers, mainly before 8pm. Low around 32. Chance of precipitation is 80%.
Saturday
Mostly sunny, with a high near 45.
Saturday Night
Mostly clear, with a low around 30.
Sunday
Sunny, with a high near 58.
Sunday Night
Mostly clear, with a low around 32.
Monday
Sunny, with a high near 63.
Monday Night
Mostly cloudy, with a low around 38.
Tuesday
Mostly sunny, with a high near 65.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lackawaxen PA
 41.49°N 74.97°W (Elev. 1089 ft)
Last Update:
12:21 am EDT Oct 14, 2026
Forecast Valid:
12am EDT Oct 14, 2026-6pm EDT Oct 20, 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