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

53°F

12°C

Humidity 48%
Wind Speed E 15 mph
Barometer 30.40 in (1029.7 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 22 May 9:56 am EDT
Extended Forecast for

Lackawaxen PA

  • Today

    Today: Mostly cloudy, with a high near 67. East wind around 6 mph.

    High: 67 °F

    Mostly Cloudy

  • Tonight

    Tonight: A chance of showers, mainly after 5am. Cloudy, with a low around 43. Light southeast wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 43 °F

    Cloudy then
    Chance
    Showers

  • Saturday

    Saturday: Rain, mainly after 10am. High near 52. East wind 7 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 52 °F

    Rain

  • Saturday Night

    Saturday Night: Showers. Low around 42. East wind around 10 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 42 °F

    Showers

  • Sunday

    Sunday: Showers, mainly before 2pm. High near 60. East wind 7 to 9 mph. Chance of precipitation is 80%.

    High: 60 °F

    Showers

  • Sunday Night

    Sunday Night: A chance of showers, mainly after 2am. Cloudy, with a low around 50. Chance of precipitation is 40%.

    Low: 50 °F

    Chance
    Showers

  • Memorial Day

    Memorial Day: Showers likely, mainly between 8am and 2pm. Mostly cloudy, with a high near 75. Chance of precipitation is 60%.

    High: 75 °F

    Showers
    Likely

  • Monday Night

    Monday Night: A chance of showers before 8pm. Mostly cloudy, with a low around 54. Chance of precipitation is 30%.

    Low: 54 °F

    Chance
    Showers then
    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 80.

    High: 80 °F

    Partly Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 67. East wind around 6 mph.
Tonight
A chance of showers, mainly after 5am. Cloudy, with a low around 43. Light southeast wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Rain, mainly after 10am. High near 52. East wind 7 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Saturday Night
Showers. Low around 42. East wind around 10 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Sunday
Showers, mainly before 2pm. High near 60. East wind 7 to 9 mph. Chance of precipitation is 80%.
Sunday Night
A chance of showers, mainly after 2am. Cloudy, with a low around 50. Chance of precipitation is 40%.
Memorial Day
Showers likely, mainly between 8am and 2pm. Mostly cloudy, with a high near 75. Chance of precipitation is 60%.
Monday Night
A chance of showers before 8pm. Mostly cloudy, with a low around 54. Chance of precipitation is 30%.
Tuesday
Partly sunny, with a high near 80.
Tuesday Night
Mostly cloudy, with a low around 57.
Wednesday
Mostly sunny, with a high near 82.
Wednesday Night
Partly cloudy, with a low around 56.
Thursday
Mostly sunny, with a high near 78.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lackawaxen PA
 41.49°N 74.97°W (Elev. 1089 ft)
Last Update:
7:55 am EDT May 22, 2026
Forecast Valid:
10am EDT May 22, 2026-6pm EDT May 28, 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