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Current conditions at
Pittsburgh - Allegheny County Airport (KAGC)
Lat: 40.36°NLon: 79.92°WElev: 1237ft.
Fair
67°F
19°C
| Humidity | 81% |
| Wind Speed | S 3 mph |
| Barometer | 30.07 in (1017.9 mb) |
| Dewpoint | 61°F (16°C) |
| Visibility | 10.00 mi |
| Last update | 20 May 2:53 am EDT |
Extended Forecast for
Mount Oliver PA
Overnight

Low: 67 °F
Slight Chance
T-stormsWednesday

High: 75 °F
Showers
Wednesday Night

Low: 50 °F
Chance
ShowersThursday
High: 69 °F
Slight Chance
Showers then
Mostly SunnyThursday Night

Low: 54 °F
Partly Cloudy
Friday
High: 65 °F
Chance
Showers then
ShowersFriday Night

Low: 53 °F
Showers
Saturday

High: 70 °F
Showers
Saturday Night

Low: 60 °F
Showers
Detailed Forecast
Overnight
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Southwest wind around 8 mph. Chance of precipitation is 20%.
Wednesday
A chance of showers and thunderstorms before 11am, then showers and possibly a thunderstorm between 11am and 2pm, then a chance of showers and thunderstorms after 2pm. High near 75. Southwest wind 7 to 11 mph becoming north in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A chance of showers, mainly after 11pm. Cloudy, with a low around 50. North wind 8 to 10 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A slight chance of showers between 9am and 10am. Cloudy through mid morning, then gradual clearing, with a high near 69. Northeast wind around 10 mph. Chance of precipitation is 20%.
Thursday Night
Partly cloudy, with a low around 54. East wind around 10 mph.
Friday
Showers, mainly after 2pm. High near 65. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.
Friday Night
Showers. Low around 53. Chance of precipitation is 90%.
Saturday
Showers, with thunderstorms also possible after 8am. High near 70. Chance of precipitation is 100%.
Saturday Night
Showers and possibly a thunderstorm before 2am, then showers likely. Low around 60. Chance of precipitation is 80%.
Sunday
Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 81. Chance of precipitation is 70%.
Sunday Night
Showers and possibly a thunderstorm. Low around 63. Chance of precipitation is 80%.
Memorial Day
Showers likely. Mostly cloudy, with a high near 80. Chance of precipitation is 70%.
Monday Night
A chance of showers. Mostly cloudy, with a low around 63. Chance of precipitation is 50%.
Tuesday
A chance of showers. Mostly cloudy, with a high near 82. Chance of precipitation is 50%.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Mount Oliver PA
40.41°N 79.99°W (Elev. 1191 ft)
40.41°N 79.99°W (Elev. 1191 ft)
2:21 am EDT May 20, 2026
3am EDT May 20, 2026-6pm EDT May 26, 2026


