UPPER ST CLAIR, PA 15241 Weather Forecast & Current Conditions
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  15241 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)
 CURRENT WEATHER

ALLEGHENY CO. ARPT, PA
Current Weather
5:53 AM EDT APR 29, 2025
Clear
61°F
Feels Like: 60°F
Dewpoint: 41°F
Rel. Hum.: 48%
Visibility: 10 miles
Wind: S at 10 mph
Pressure: 30.10 inches
Last 72 hours

Local Area Snow Depth

Pennsylvania Current Weather

Pennsylvania MOS Forecast Weather


Weather Map

(Automated weather data from NWS/FAA)
  15241 WEATHER FORECAST
10-Day model forecast maps
2024 Hurricanes

UPPER ST CLAIR, PA 15241
Weather Forecast

 Snowfall Forecast pages
Snow Depth pages
TODAY
Mostly sunny early this morning, then becoming partly cloudy. A chance of showers and thunderstorms this afternoon. Unseasonably warm with highs in the lower 80s. Southwest winds 10 to 15 mph with gusts up to 30 mph. Chance of rain 50 percent.
TONIGHT
Mostly cloudy. Showers with a chance of thunderstorms in the evening, then a slight chance of showers after midnight. Lows in the upper 40s. Southwest winds 10 to 15 mph, becoming northwest 5 to 10 mph after midnight. Chance of rain 90 percent.
WEDNESDAY
Mostly sunny. Highs in the upper 60s. Northwest winds around 5 mph.
WEDNESDAY NIGHT
Partly cloudy in the evening, then mostly cloudy with a slight chance of showers after midnight. Mild. Lows in the lower 50s. Northeast winds around 5 mph, becoming east after midnight. Chance of rain 20 percent.
THURSDAY
Partly sunny. A chance of showers in the morning, then showers in the afternoon. Warm with highs in the upper 70s. Southeast winds 5 to 10 mph, becoming south with gusts up to 20 mph in the afternoon. Chance of rain 80 percent.
THURSDAY NIGHT
Showers with a chance of thunderstorms in the evening, then showers likely after midnight. Mild. Lows in the lower 60s. Chance of rain 80 percent.
FRIDAY
Showers, warm with highs in the lower 70s. Chance of rain 90 percent.
FRIDAY NIGHT
Showers likely. Mild. Lows around 50. Chance of rain 70 percent.
SATURDAY
Mostly cloudy in the morning, then becoming partly sunny. A chance of showers. Highs around 60. Chance of rain 50 percent.
SATURDAY NIGHT
Mainly clear. A chance of showers in the evening. Lows in the lower 40s. Chance of rain 40 percent.
SUNDAY
Mostly sunny. Highs in the upper 60s.
SUNDAY NIGHT
Mainly clear. Lows in the mid 40s.
MONDAY
Mostly sunny. Highs in the lower 70s.

  15241 WEATHER SATELLITE LOOPS
Visible Weather Satellite
UPPER ST CLAIR, PA 15241
Infrared Weather Satellite
UPPER ST CLAIR, PA 15241
  15241 WEATHER RADAR LOOP
NEXRAD Weather Radar
UPPER ST CLAIR, PA 15241
 MOS COMPUTER WEATHER FORECAST

ALLEGHENY CO. ARPT, PA 3 hourly weather forecast
weather forecast created  7:00 PM CDT  4/28/2025
Tuesday
29 APR 2025		 UPPER ST CLAIR, PA 15241 weather forecast Day 1, 0 hours 2 AM 61° 60° Partly Cloudy 0%

 0% Thunder
( 1% severe)		 S   9 48% 41°
Low 58° UPPER ST CLAIR, PA 15241 weather forecast Day 1, 3 hours 5 AM 59° 57° Clear S   9 53% 42°
High 82° UPPER ST CLAIR, PA 15241 weather forecast Day 1, 6 hours 8 AM 63° 62° Partly Cloudy 6%

 0% Thunder
( 7% severe)		 SSW   12 54% 46°

Partly Cloudy

Rain Likely

 UPPER ST CLAIR, PA 15241 weather forecast Day 1, 9 hours 11 AM 74° 74° Partly Cloudy SW   13 48% 53°
UPPER ST CLAIR, PA 15241 weather forecast Day 1, 12 hours 2 PM 79° 80° Partly Cloudy 62%
RAIN
***		 0% Thunder
( 37% severe)		 SW   15 47% 57°
UPPER ST CLAIR, PA 15241 weather forecast Day 1, 15 hours 5 PM 79° 80° Mostly Cloudy SW   15 47% 57°
UPPER ST CLAIR, PA 15241 weather forecast Day 1, 18 hours 8 PM 72° 72° Mostly Cloudy 81%
RAIN
***		 0% Thunder
( 33% severe)		 SW   14 61% 58°
UPPER ST CLAIR, PA 15241 weather forecast Day 1, 21 hours 11 PM 67° 67° Mostly Cloudy WSW   12 73% 58°
Wednesday
30 APR 2025		 UPPER ST CLAIR, PA 15241 weather forecast Day 2, 0 hours 2 AM 61° 60° Mostly Cloudy 21%
RAIN
.01–.1 in		 0% Thunder
( 2% severe)		 NW   9 78% 54°
Low 50° UPPER ST CLAIR, PA 15241 weather forecast Day 2, 3 hours 5 AM 54° 52° Mostly Cloudy NNW   8 74% 46°
High 69° UPPER ST CLAIR, PA 15241 weather forecast Day 2, 6 hours 8 AM 50° 47° Mostly Cloudy 4%

 0% Thunder
( 0% severe)		 NNW   7 74% 42°

Partly Cloudy



 UPPER ST CLAIR, PA 15241 weather forecast Day 2, 9 hours 11 AM 55° 54° Partly Cloudy NNW   5 61% 42°
UPPER ST CLAIR, PA 15241 weather forecast Day 2, 12 hours 2 PM 63° 64° Partly Cloudy 4%

 0% Thunder
( 1% severe)		 NW   3 46% 42°
UPPER ST CLAIR, PA 15241 weather forecast Day 2, 15 hours 5 PM 67° 67° Partly Cloudy NW   3 40% 42°
UPPER ST CLAIR, PA 15241 weather forecast Day 2, 18 hours 8 PM 63° 64° Partly Cloudy 7%

 0% Thunder
( 2% severe)		 NNE   2 46% 42°
UPPER ST CLAIR, PA 15241 weather forecast Day 2, 21 hours 11 PM 59° 60° Partly Cloudy E   2 53% 42°

ALLEGHENY CO. ARPT, PA extended weather forecast
Thursday
1 MAY 2025		 Friday
2 MAY 2025		 Saturday
3 MAY 2025		 Sunday
4 MAY 2025		 Monday
5 MAY 2025
Low 54° Low 61° Low 50° Low 39° Low 47°
High 80° High 72° High 57° High 63° High 71°
UPPER ST CLAIR, PA 15241 weather forecast Day 3 UPPER ST CLAIR, PA 15241 weather forecast Day 4 UPPER ST CLAIR, PA 15241 weather forecast Day 5 UPPER ST CLAIR, PA 15241 weather forecast Day 6 UPPER ST CLAIR, PA 15241 weather forecast Day 7
Overcast
68% Rain		 Overcast
89% Rain		 Overcast
74% Rain		 Partly Cloudy
19% Rain		 Partly Cloudy
21% Rain
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