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

Significant Coastal Impacts to the Mid-Atlantic and Northeast; Tropical Storm Nolo to Impact Hawaii

A strong coastal storm will bring moderate to major coastal flooding, strong winds, heavy rainfall and high surf to the Mid-Atlantic and New England. Tropical Storm Nolo is expected to strengthen into a hurricane Thursday as it moves north toward the Big Island of Hawaii. Heavy rainfall will continue through Saturday, with locally catastrophic flooding possible. Hurricane Watch in effect. Read More >

Current conditions at

Pittsburgh/Butler Regional Airport (KBTP)

Lat: 40.78°NLon: 79.96°WElev: 1248ft.

Fair

49°F

9°C

Humidity 90%
Wind Speed E 8 mph
Barometer 30.39 in (1029.8 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 24 Sep 4:56 am EDT
Extended Forecast for

Harrison Township PA

  • Today

    Today: Mostly sunny, with a high near 67. East wind 7 to 10 mph.

    High: 67 °F

    Mostly Sunny

  • Tonight

    Tonight: Clear, with a low around 43. Northeast wind around 5 mph becoming calm in the evening.

    Low: 43 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 72. North wind 3 to 8 mph.

    High: 72 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 47. North wind 5 to 7 mph.

    Low: 47 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 73. North wind 5 to 9 mph.

    High: 73 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 70.

    High: 70 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 50.

    Low: 50 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 69.

    High: 69 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 67. East wind 7 to 10 mph.
Tonight
Clear, with a low around 43. Northeast wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 72. North wind 3 to 8 mph.
Friday Night
Mostly clear, with a low around 47. North wind 5 to 7 mph.
Saturday
Sunny, with a high near 73. North wind 5 to 9 mph.
Saturday Night
Mostly clear, with a low around 49.
Sunday
Mostly sunny, with a high near 70.
Sunday Night
Partly cloudy, with a low around 50.
Monday
Mostly sunny, with a high near 69.
Monday Night
Partly cloudy, with a low around 51.
Tuesday
Mostly sunny, with a high near 72.
Tuesday Night
Partly cloudy, with a low around 53.
Wednesday
A chance of showers. Mostly sunny, with a high near 76. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Harrison Township PA
 40.63°N 79.72°W (Elev. 997 ft)
Last Update:
4:51 am EDT Sep 24, 2026
Forecast Valid:
5am EDT Sep 24, 2026-6pm EDT Sep 30, 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