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

26°F

-3°C

Humidity 75%
Wind Speed W 5 mph
Barometer 30.02 in (1018.0 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill20°F (-7°C)
Last update 13 Jan 12:56 am EST
Extended Forecast for

Siko PA

  • Overnight

    Overnight: Mostly clear, with a low around 25. Southwest wind around 5 mph.

    Low: 25 °F

    Mostly Clear

  • Tuesday

    Tuesday: Increasing clouds, with a high near 40. Southwest wind 3 to 7 mph.

    High: 40 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: A slight chance of showers before 10pm, then a slight chance of showers after 5am. Mostly cloudy, with a low around 34. South wind 6 to 8 mph. Chance of precipitation is 20%.

    Low: 34 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers before 7am, then a chance of rain after 1pm. Mostly cloudy, with a high near 41. Southwest wind around 6 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    High: 41 °F

    Mostly Cloudy
    then Chance
    Rain

  • Wednesday Night

    Wednesday Night: Rain and snow, becoming all snow after 1am. Low around 18. South wind 5 to 9 mph becoming northwest after midnight. Chance of precipitation is 80%.

    Low: 18 °F

    Rain/Snow

  • Thursday

    Thursday: A chance of snow. Partly sunny, with a high near 22. Chance of precipitation is 30%.

    High: 22 °F

    Chance Snow

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 8.

    Low: 8 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 25.

    High: 25 °F

    Mostly Sunny

  • Friday Night

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

    Low: 19 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 25. Southwest wind around 5 mph.
Tuesday
Increasing clouds, with a high near 40. Southwest wind 3 to 7 mph.
Tuesday Night
A slight chance of showers before 10pm, then a slight chance of showers after 5am. Mostly cloudy, with a low around 34. South wind 6 to 8 mph. Chance of precipitation is 20%.
Wednesday
A slight chance of showers before 7am, then a chance of rain after 1pm. Mostly cloudy, with a high near 41. Southwest wind around 6 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Rain and snow, becoming all snow after 1am. Low around 18. South wind 5 to 9 mph becoming northwest after midnight. Chance of precipitation is 80%.
Thursday
A chance of snow. Partly sunny, with a high near 22. Chance of precipitation is 30%.
Thursday Night
Mostly cloudy, with a low around 8.
Friday
Mostly sunny, with a high near 25.
Friday Night
Mostly cloudy, with a low around 19.
Saturday
Mostly sunny, with a high near 34.
Saturday Night
Mostly cloudy, with a low around 18.
Sunday
Partly sunny, with a high near 26.
Sunday Night
Mostly cloudy, with a low around 13.
M.L.King Day
Partly sunny, with a high near 22.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Siko PA
 41.68°N 75.26°W (Elev. 1401 ft)
Last Update:
12:33 am EST Jan 13, 2026
Forecast Valid:
1am EST Jan 13, 2026-6pm EST Jan 19, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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