National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hurricane and Storm Surge Watches Issued for the Northern Gulf Coast for Strengthening Tropical Storm Isaias

Tropical Storm Isaias is forecast to track toward the central Gulf Coast while strengthening into a hurricane on Thursday. There is an increasing risk of damaging hurricane-force winds and life-threatening storm surge impacts along portions of the northern Gulf Coast Friday into Saturday. Isaias will bring heavy rainfall to the central Gulf Coast and much of the Southeast Friday into the weekend. Read More >

Current conditions at

Harrisburg, Capital City Airport (KCXY)

Lat: 40.22°NLon: 76.86°WElev: 335ft.

Fair

66°F

19°C

Humidity 50%
Wind Speed S 6 G 21 mph
Barometer 29.96 in (1014.7 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Last update 7 Oct 12:56 pm EDT
Extended Forecast for

Marysville PA

  • This Afternoon

    This Afternoon: Sunny, with a high near 70. South wind around 8 mph.

    High: 70 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 55. Southeast wind 5 to 7 mph.

    Low: 55 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 72. Northwest wind 5 to 10 mph, with gusts as high as 22 mph.

    High: 72 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 50. West wind around 6 mph becoming calm in the evening.

    Low: 50 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 69. Calm wind becoming northwest 5 to 7 mph in the afternoon.

    High: 69 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of showers after 2am. Mostly cloudy, with a low around 56. Chance of precipitation is 30%.

    Low: 56 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: Showers likely, mainly after 2pm. Mostly cloudy, with a high near 64. Chance of precipitation is 60%.

    High: 64 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
Sunny, with a high near 70. South wind around 8 mph.
Tonight
Mostly clear, with a low around 55. Southeast wind 5 to 7 mph.
Thursday
Sunny, with a high near 72. Northwest wind 5 to 10 mph, with gusts as high as 22 mph.
Thursday Night
Clear, with a low around 50. West wind around 6 mph becoming calm in the evening.
Friday
Sunny, with a high near 69. Calm wind becoming northwest 5 to 7 mph in the afternoon.
Friday Night
Mostly clear, with a low around 51.
Saturday
Mostly sunny, with a high near 73.
Saturday Night
A chance of showers after 2am. Mostly cloudy, with a low around 56. Chance of precipitation is 30%.
Sunday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 64. Chance of precipitation is 60%.
Sunday Night
Showers. Low around 61. Chance of precipitation is 80%.
Columbus Day
Showers likely. Mostly cloudy, with a high near 71. Chance of precipitation is 60%.
Monday Night
Mostly cloudy, with a low around 57.
Tuesday
Partly sunny, with a high near 68.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Marysville PA
 40.35°N 76.94°W (Elev. 804 ft)
Last Update:
12:15 pm EDT Oct 7, 2026
Forecast Valid:
1pm EDT Oct 7, 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