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Tropical Depression Nine in the Gulf of America; California October Heat Wave Continues

Tropical Depression Nine is forecast to track toward the central U.S. Gulf Coast while strengthening into a tropical storm by early Wednesday and a hurricane on Thursday. Stay tuned to forecast updates. Much higher than typical October temperatures will continue across much of California through midweek. Temperatures are forecast to gradually cool beginning Thursday in Coastal California. Read More >

Current conditions at

New Castle Municipal Airport (KUCP)

Lat: 41.02°NLon: 80.42°WElev: 1072ft.

Fair

45°F

7°C

Humidity 97%
Wind Speed Calm
Barometer 30.07 in (1020.1 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 6 Oct 10:56 pm EDT
Extended Forecast for

3 Miles S Mercer PA

  • Tonight

    Tonight: Clear, with a low around 38. Light south wind.

    Low: 38 °F

    Clear

  • Wednesday

    Wednesday: Increasing clouds, with a high near 72. Southwest wind 6 to 13 mph.

    High: 72 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 48. Southwest wind 5 to 7 mph.

    Low: 48 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 70. Light west wind increasing to 9 to 14 mph in the morning.

    High: 70 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 42. Light west wind.

    Low: 42 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 45.

    Low: 45 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 38. Light south wind.
Wednesday
Increasing clouds, with a high near 72. Southwest wind 6 to 13 mph.
Wednesday Night
Partly cloudy, with a low around 48. Southwest wind 5 to 7 mph.
Thursday
Sunny, with a high near 70. Light west wind increasing to 9 to 14 mph in the morning.
Thursday Night
Mostly clear, with a low around 42. Light west wind.
Friday
Sunny, with a high near 68.
Friday Night
Mostly clear, with a low around 45.
Saturday
Sunny, with a high near 75.
Saturday Night
Partly cloudy, with a low around 53.
Sunday
A chance of showers after 2pm. Partly sunny, with a high near 71. Chance of precipitation is 40%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 55. Chance of precipitation is 50%.
Columbus Day
Mostly cloudy, with a high near 72.
Monday Night
Mostly cloudy, with a low around 54.
Tuesday
A chance of showers. Partly sunny, with a high near 71. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Mercer PA
 41.18°N 80.25°W (Elev. 1171 ft)
Last Update:
10:51 pm EDT Oct 6, 2026
Forecast Valid:
11pm EDT Oct 6, 2026-6pm EDT Oct 13, 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