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.

Fair

65°F

18°C

Humidity 51%
Wind Speed SE 8 mph
Barometer 30.34 in (1027.5 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 10 Oct 11:53 am EDT
Extended Forecast for

Cheswick PA

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 72. Southeast wind 9 to 11 mph.

    High: 72 °F

    Mostly Cloudy

  • Tonight

    Tonight: Showers likely, mainly after 3am.  Mostly cloudy, with a low around 56. East wind 9 to 11 mph, with gusts as high as 22 mph.  Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 56 °F

    Mostly Cloudy
    then Showers
    Likely

  • Sunday

    Sunday: Showers and thunderstorms, mainly before 4pm.  High near 67. East wind 13 to 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 67 °F

    Showers

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms between 7pm and 10pm.  Mostly cloudy, with a low around 59. Northeast wind 5 to 7 mph becoming calm  in the evening.  Chance of precipitation is 20%.

    Low: 59 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Columbus Day

    Columbus Day: Mostly cloudy, with a high near 72. Northwest wind 6 to 8 mph.

    High: 72 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers before 2am.  Partly cloudy, with a low around 62. Chance of precipitation is 30%.

    Low: 62 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers after 2pm.  Partly sunny, with a high near 73. Chance of precipitation is 30%.

    High: 73 °F

    Partly Sunny
    then Chance
    Showers

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 72. Southeast wind 9 to 11 mph.
Tonight
Showers likely, mainly after 3am. Mostly cloudy, with a low around 56. East wind 9 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Sunday
Showers and thunderstorms, mainly before 4pm. High near 67. East wind 13 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Sunday Night
A slight chance of showers and thunderstorms between 7pm and 10pm. Mostly cloudy, with a low around 59. Northeast wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 20%.
Columbus Day
Mostly cloudy, with a high near 72. Northwest wind 6 to 8 mph.
Monday Night
Partly cloudy, with a low around 58.
Tuesday
Mostly sunny, with a high near 80.
Tuesday Night
A chance of showers before 2am. Partly cloudy, with a low around 62. Chance of precipitation is 30%.
Wednesday
A chance of showers after 2pm. Partly sunny, with a high near 73. Chance of precipitation is 30%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 53. Chance of precipitation is 30%.
Thursday
A chance of showers. Partly sunny, with a high near 69. Chance of precipitation is 30%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 53. Chance of precipitation is 50%.
Friday
A chance of showers. Mostly cloudy, with a high near 67. Chance of precipitation is 50%.
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ABOUT THIS FORECAST

 
Point Forecast:
Cheswick PA
 40.55°N 79.82°W (Elev. 925 ft)
11:56 am EDT Oct 10, 2026
12pm EDT Oct 10, 2026-6pm EDT Oct 16, 2026
 
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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