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

Showers and Thunderstorms from the Southern Plains into the Ohio Valley; Record Warmth in the Central U.S.

Heavy rain and widely scattered severe storms are expected over portions of the central and southern Plains into the Ohio Valley. Unseasonable warmth will continue for a few more days across the Midwest, Southeast, and Mid-Atlantic 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.

Mostly Cloudy

73°F

23°C

Humidity 81%
Wind Speed Vrbl 5 mph
Barometer 29.99 in (1015.1 mb)
Dewpoint 67°F (19°C)
Visibility 9.00 mi
Last update 14 Oct 1:53 pm EDT
Extended Forecast for

Library PA

  • This Afternoon

    This Afternoon: Showers likely and possibly a thunderstorm before 4pm, then a chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 77. West wind around 10 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    Showers
    Likely

  • Tonight

    Tonight: A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and midnight. 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 slight chance of showers before 9am, then a slight chance of showers after 3pm. Mostly cloudy, with a high near 71. Northeast wind 6 to 8 mph. Chance of precipitation is 20%.

    High: 71 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: Showers and thunderstorms before 2am, then showers likely and possibly a thunderstorm between 2am and 4am, then a slight chance of thunderstorms after 4am. Low around 63. Southeast wind 7 to 14 mph becoming south 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

    Chance
    Showers then
    Showers

  • Friday

    Friday: Showers, mainly after 2pm. High near 70. Breezy, with a southwest wind 17 to 21 mph, with gusts as high as 34 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 70 °F

    Breezy.
    Chance
    Showers then
    Showers

  • Friday Night

    Friday Night: Showers before 2am. Low around 39. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 39 °F

    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 52.

    High: 52 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 33.

    Low: 33 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

Detailed Forecast

This Afternoon
Showers likely and possibly a thunderstorm before 4pm, then a chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 77. West wind around 10 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and midnight. 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 slight chance of showers before 9am, then a slight chance of showers after 3pm. Mostly cloudy, with a high near 71. Northeast wind 6 to 8 mph. Chance of precipitation is 20%.
Thursday Night
Showers and thunderstorms before 2am, then showers likely and possibly a thunderstorm between 2am and 4am, then a slight chance of thunderstorms after 4am. Low around 63. Southeast wind 7 to 14 mph becoming south 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, mainly after 2pm. High near 70. Breezy, with a southwest wind 17 to 21 mph, with gusts as high as 34 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Showers before 2am. Low around 39. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Mostly sunny, with a high near 52.
Saturday Night
Clear, with a low around 33.
Sunday
Sunny, with a high near 62.
Sunday Night
Mostly clear, with a low around 38.
Monday
Mostly sunny, with a high near 65.
Monday Night
Mostly cloudy, with a low around 43.
Tuesday
Partly sunny, with a high near 66.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Library PA
 40.3°N 80°W (Elev. 1102 ft)
Last Update:
12:31 pm EDT Oct 14, 2026
Forecast Valid:
2pm EDT Oct 14, 2026-6pm EDT Oct 20, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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