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

Showers and Thunderstorms from the Southern Plains into the Mid-Mississippi Valley; Record Warmth in the Plains and Midwest

Heavy rain and widely scattered severe storms capable of large hail, damaging winds, and possibly a tornado are expected over portions of the central and southern Plains into the Lower Missouri Valley. Unseasonable warmth will continue for a few more days across the Midwest and Southeast where several daily record highs could fall. Read More >

Hazardous Weather Conditions

Current conditions at

Pittsburgh - Allegheny County Airport (KAGC)

Lat: 40.36°NLon: 79.92°WElev: 1237ft.

Partly Cloudy

69°F

21°C

Humidity 76%
Wind Speed SW 10 mph
Barometer 29.95 in (1013.7 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 14 Oct 12:53 am EDT
Extended Forecast for

Library PA

  • Overnight

    Overnight: Mostly clear, with a low around 65. Calm wind becoming southwest 5 to 8 mph.

    Low: 65 °F

    Mostly Clear

  • Wednesday

    Wednesday: Showers and thunderstorms, mainly before 4pm, then showers likely and possibly a thunderstorm after 5pm. High near 77. West wind around 10 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 11pm. Mostly cloudy, with a low around 53. North wind 7 to 9 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 53 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Thursday

    Thursday: A chance of showers between 11am and 4pm. Mostly cloudy, with a high near 71. Northeast wind around 7 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 71 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Showers likely, then showers and possibly a thunderstorm after 11pm. Low around 63. Southeast wind 6 to 16 mph becoming southwest after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 63 °F

    Showers

  • Friday

    Friday: Showers. High near 70. Breezy. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 70 °F

    Showers and
    Breezy

  • Friday Night

    Friday Night: A chance of showers before 2am. Mostly cloudy, with a low around 39. Breezy. Chance of precipitation is 50%.

    Low: 39 °F

    Chance
    Showers and
    Breezy

  • Saturday

    Saturday: Mostly sunny, with a high near 52.

    High: 52 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 33.

    Low: 33 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 65. Calm wind becoming southwest 5 to 8 mph.
Wednesday
Showers and thunderstorms, mainly before 4pm, then showers likely and possibly a thunderstorm after 5pm. High near 77. West wind around 10 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 11pm. Mostly cloudy, with a low around 53. North wind 7 to 9 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
A chance of showers between 11am and 4pm. Mostly cloudy, with a high near 71. Northeast wind around 7 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Showers likely, then showers and possibly a thunderstorm after 11pm. Low around 63. Southeast wind 6 to 16 mph becoming southwest after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Showers. High near 70. Breezy. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
A chance of showers before 2am. Mostly cloudy, with a low around 39. Breezy. Chance of precipitation is 50%.
Saturday
Mostly sunny, with a high near 52.
Saturday Night
Mostly clear, with a low around 33.
Sunday
Sunny, with a high near 61.
Sunday Night
Mostly clear, with a low around 39.
Monday
Mostly sunny, with a high near 64.
Monday Night
Mostly cloudy, with a low around 44.
Tuesday
Mostly sunny, with a high near 66.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Library PA
 40.3°N 80°W (Elev. 1102 ft)
Last Update:
1:51 am EDT Oct 14, 2026
Forecast Valid:
1am EDT Oct 14, 2026-6pm EDT Oct 20, 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