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

61°F

16°C

Humidity 65%
Wind Speed W 9 mph
Barometer 29.71 in (1005.2 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 19 Jun 2:56 am EDT
Extended Forecast for

Winterdale PA

  • Overnight

    Overnight: Mostly cloudy, with a low around 55. West wind around 9 mph.

    Low: 55 °F

    Mostly Cloudy

  • Juneteenth

    Juneteenth: Sunny, with a high near 74. West wind around 9 mph, with gusts as high as 20 mph.

    High: 74 °F

    Sunny

  • Friday Night

    Friday Night: A slight chance of showers before 10pm. Mostly clear, with a low around 53. West wind around 9 mph. Chance of precipitation is 20%.

    Low: 53 °F

    Slight Chance
    Showers then
    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 72. Northwest wind around 10 mph, with gusts as high as 22 mph.

    High: 72 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 52. Northwest wind around 6 mph becoming calm in the evening.

    Low: 52 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A chance of showers after 2am. Mostly cloudy, with a low around 54. Chance of precipitation is 50%.

    Low: 54 °F

    Partly Cloudy
    then Chance
    Showers

  • Monday

    Monday: Showers, with thunderstorms also possible after 2pm. High near 71. Chance of precipitation is 90%.

    High: 71 °F

    Showers

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before 8pm, then showers likely between 8pm and 2am. Mostly cloudy, with a low around 55. Chance of precipitation is 60%.

    Low: 55 °F

    Showers
    Likely

Detailed Forecast

Overnight
Mostly cloudy, with a low around 55. West wind around 9 mph.
Juneteenth
Sunny, with a high near 74. West wind around 9 mph, with gusts as high as 20 mph.
Friday Night
A slight chance of showers before 10pm. Mostly clear, with a low around 53. West wind around 9 mph. Chance of precipitation is 20%.
Saturday
Mostly sunny, with a high near 72. Northwest wind around 10 mph, with gusts as high as 22 mph.
Saturday Night
Mostly clear, with a low around 52. Northwest wind around 6 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 75.
Sunday Night
A chance of showers after 2am. Mostly cloudy, with a low around 54. Chance of precipitation is 50%.
Monday
Showers, with thunderstorms also possible after 2pm. High near 71. Chance of precipitation is 90%.
Monday Night
Showers likely and possibly a thunderstorm before 8pm, then showers likely between 8pm and 2am. Mostly cloudy, with a low around 55. Chance of precipitation is 60%.
Tuesday
Partly sunny, with a high near 73.
Tuesday Night
Mostly clear, with a low around 54.
Wednesday
Mostly sunny, with a high near 76.
Wednesday Night
A chance of showers. Partly cloudy, with a low around 56. Chance of precipitation is 30%.
Thursday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 76. Chance of precipitation is 70%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Winterdale PA
 41.97°N 75.35°W (Elev. 1677 ft)
Last Update:
2:30 am EDT Jun 19, 2026
Forecast Valid:
3am EDT Jun 19, 2026-6pm EDT Jun 25, 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