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

Flooding Risks from Tropical Moisture Across the Southeast and Southwest

Tropical moisture from Isaias and Rachel will impact portions of the Southeast and Southwest this weekend. Flash flooding, strong winds and even a threat for severe thunderstorms and tornadoes are possible. Meanwhile, strong winds and dry fuels are raising fire weather concerns across the central Great Basin and western High Plains. Across the northern Rockies, first winter storm of the season. Read More >

Current conditions at

Pittsburgh - Allegheny County Airport (KAGC)

Lat: 40.36°NLon: 79.92°WElev: 1237ft.

Heavy Rain Fog/Mist

57°F

14°C

Humidity 90%
Wind Speed Vrbl 3 mph
Barometer 30.15 in (1021.3 mb)
Dewpoint 54°F (12°C)
Visibility 2.00 mi
Last update 11 Oct 6:49 am EDT
Extended Forecast for

Swissvale PA

  • Today

    Today: Showers. High near 63. South wind 5 to 14 mph becoming east in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    High: 63 °F

    Showers

  • Tonight

    Tonight: A chance of showers, mainly before 1am. Mostly cloudy, with a low around 58. Northeast wind 5 to 7 mph becoming northwest after midnight. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 58 °F

    Chance
    Showers

  • Columbus Day

    Columbus Day: Mostly cloudy, with a high near 72. Northwest wind around 7 mph.

    High: 72 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 58. South wind around 7 mph.

    Low: 58 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 81. Southwest wind 9 to 15 mph.

    High: 81 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of showers. Partly cloudy, with a low around 63. Chance of precipitation is 20%.

    Low: 63 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers after 2pm. Partly sunny, with a high near 75. Chance of precipitation is 50%.

    High: 75 °F

    Partly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers before 2am. Mostly cloudy, with a low around 54. Chance of precipitation is 30%.

    Low: 54 °F

    Chance
    Showers

  • Thursday

    Thursday: Partly sunny, with a high near 70.

    High: 70 °F

    Partly Sunny

Detailed Forecast

Today
Showers. High near 63. South wind 5 to 14 mph becoming east in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Tonight
A chance of showers, mainly before 1am. Mostly cloudy, with a low around 58. Northeast wind 5 to 7 mph becoming northwest after midnight. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Columbus Day
Mostly cloudy, with a high near 72. Northwest wind around 7 mph.
Monday Night
Partly cloudy, with a low around 58. South wind around 7 mph.
Tuesday
Sunny, with a high near 81. Southwest wind 9 to 15 mph.
Tuesday Night
A slight chance of showers. Partly cloudy, with a low around 63. Chance of precipitation is 20%.
Wednesday
A chance of showers after 2pm. Partly sunny, with a high near 75. Chance of precipitation is 50%.
Wednesday Night
A chance of showers before 2am. Mostly cloudy, with a low around 54. Chance of precipitation is 30%.
Thursday
Partly sunny, with a high near 70.
Thursday Night
Showers likely, mainly after 2am. Mostly cloudy, with a low around 54. Chance of precipitation is 60%.
Friday
Showers likely. Mostly cloudy, with a high near 69. Breezy. Chance of precipitation is 60%.
Friday Night
Showers likely. Mostly cloudy, with a low around 44. Chance of precipitation is 60%.
Saturday
A chance of showers. Mostly cloudy, with a high near 56. Breezy. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Swissvale PA
 40.43°N 79.9°W (Elev. 899 ft)
Last Update:
6:56 am EDT Oct 11, 2026
Forecast Valid:
7am EDT Oct 11, 2026-6pm EDT Oct 17, 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