Heavy Rainfall Threat Continues in the Southwest on Monday; Record Warmth in the Plains and Midwest

Remnant moisture from Tropical Storm Rachel will persist over portions of the Great Basin and Southwest on Monday, bringing a potential heavy to excessive rainfall risk. Well above average and potentially record breaking temperatures will develop across the Plains and Midwest early this week, spreading into the Lower Mississippi Valley and Southeast midweek. Read More >

Current conditions at

Pittsburgh - Allegheny County Airport (KAGC)

Lat: 40.36°NLon: 79.92°WElev: 1237ft.

Fair

59°F

15°C

Humidity 93%
Wind Speed S 7 mph
Barometer 29.98 in (1015.6 mb)
Dewpoint 57°F (14°C)
Visibility 9.00 mi
Last update 12 Oct 9:53 pm EDT
Extended Forecast for

Plum PA

  • Tonight

    Tonight: Partly cloudy, with a low around 57. South wind around 9 mph.

    Low: 57 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, then gradually becoming sunny, with a high near 81. South wind 11 to 17 mph.

    High: 81 °F

    Becoming
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 64. Southwest wind 9 to 14 mph, with gusts as high as 25 mph.

    Low: 64 °F

    Mostly Clear

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm, then showers after 2pm.  High near 76. Southwest wind around 9 mph.  Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 76 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers, mainly before 8pm.  Low around 53. North wind around 7 mph.  Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 53 °F

    Showers then
    Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers after 2pm.  Partly sunny, with a high near 69. Chance of precipitation is 20%.

    High: 69 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: Showers, mainly after 8pm.  Low around 59. Chance of precipitation is 80%.

    Low: 59 °F

    Showers

  • Friday

    Friday: Showers, mainly before 2pm.  High near 68. Windy.  Chance of precipitation is 80%.

    High: 68 °F

    Showers and
    Windy

  • Friday Night

    Friday Night: A chance of showers before 8pm.  Mostly cloudy, with a low around 39. Breezy.  Chance of precipitation is 30%.

    Low: 39 °F

    Chance
    Showers and
    Breezy then
    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 57. South wind around 9 mph.
Tuesday
Partly sunny, then gradually becoming sunny, with a high near 81. South wind 11 to 17 mph.
Tuesday Night
Mostly clear, with a low around 64. Southwest wind 9 to 14 mph, with gusts as high as 25 mph.
Wednesday
Showers likely and possibly a thunderstorm, then showers after 2pm. High near 76. Southwest wind around 9 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers, mainly before 8pm. Low around 53. North wind around 7 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A slight chance of showers after 2pm. Partly sunny, with a high near 69. Chance of precipitation is 20%.
Thursday Night
Showers, mainly after 8pm. Low around 59. Chance of precipitation is 80%.
Friday
Showers, mainly before 2pm. High near 68. Windy. Chance of precipitation is 80%.
Friday Night
A chance of showers before 8pm. Mostly cloudy, with a low around 39. Breezy. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 52. Breezy.
Saturday Night
Mostly clear, with a low around 32.
Sunday
Sunny, with a high near 59.
Sunday Night
Mostly clear, with a low around 38.
Monday
Mostly sunny, with a high near 65.
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ABOUT THIS FORECAST

 
Point Forecast:
Plum PA
 40.5°N 79.74°W (Elev. 1079 ft)
9:41 pm EDT Oct 12, 2026
10pm EDT Oct 12, 2026-6pm EDT Oct 19, 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