CASTLE SHANNON, PA 15234 Weather Forecast & Current Conditions

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15234 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
ALLEGHENY CO. ARPT, PA Current Weather
4:53 AM EDT MAY 22, 2025
Overcast Light Rain Mist 52°F
Feels Like:	49°F
Dewpoint:	52°F
Rel. Hum.:	100%
Visibility:	6 miles
Wind:	W at 8 mph, gusts to 21
Pressure:
Last 72 hours
Local Area Snow Depth
Pennsylvania Current Weather
Pennsylvania MOS Forecast Weather

Weather Map

(Automated weather data from NWS/FAA)

15234 WEATHER FORECAST
10-Day model forecast maps 2024 Hurricanes	CASTLE SHANNON, PA 15234 Weather Forecast	Snowfall Forecast pages Snow Depth pages

TODAY
Showers, cold. Near steady temperature in the lower 50s. West winds 10 to 15 mph with gusts up to 25 mph. Chance of rain near 100 percent.

TONIGHT
Considerable cloudiness. Showers likely, mainly in the evening. Lows in the upper 40s. West winds 5 to 10 mph with gusts up to 25 mph. Chance of rain 70 percent.

FRIDAY
Mostly cloudy with a 50 percent chance of showers. Cool with highs in the upper 50s. West winds 10 to 15 mph with gusts up to 25 mph.

FRIDAY NIGHT
Mostly cloudy with a chance of showers in the evening, then partly cloudy with a slight chance of showers after midnight. Lows in the lower 40s. West winds 10 to 15 mph. Chance of rain 50 percent.

SATURDAY
Partly sunny. Highs in the lower 60s. West winds 10 to 15 mph.

SATURDAY NIGHT
Mainly clear. Lows in the lower 40s.

SUNDAY
Mostly sunny in the morning, then becoming partly sunny. Highs in the mid 60s.

SUNDAY NIGHT
Partly cloudy. Lows in the mid 40s.

MEMORIAL DAY
Partly cloudy in the morning, then partly sunny with a chance of showers in the afternoon. Highs in the upper 60s. Chance of rain 30 percent.

MONDAY NIGHT
Considerable cloudiness with a 50 percent chance of showers. Lows in the mid 50s.

TUESDAY
Considerable cloudiness. A chance of showers in the morning, then showers likely in the afternoon. Highs in the upper 60s. Chance of rain 70 percent.

TUESDAY NIGHT
Mostly cloudy. Showers likely, mainly in the evening. Lows in the mid 50s. Chance of rain 70 percent.

WEDNESDAY
Partly sunny. A chance of showers in the morning, then showers likely in the afternoon. Highs in the upper 60s. Chance of rain 60 percent.

15234 WEATHER SATELLITE LOOPS

Visible Weather Satellite
CASTLE SHANNON, PA 15234

Infrared Weather Satellite
CASTLE SHANNON, PA 15234

15234 WEATHER RADAR LOOP

NEXRAD Weather Radar
CASTLE SHANNON, PA 15234

MOS COMPUTER WEATHER FORECAST

ALLEGHENY CO. ARPT, PA 3 hourly weather forecast

weather forecast created 7:00 PM CDT 5/21/2025

DAY/DATE &
WEATHER FORECAST SUMMARY

Thursday
22 MAY 2025

2 AM

56°

53°

Mostly Cloudy

85%
RAIN
***

0% Thunder
( 9% severe)

SW 10

83%

51°

Low 51°

5 AM

54°

51°

Mostly Cloudy

WSW 12

83%

49°

High 55°

8 AM

52°

48°

Mostly Cloudy

82%
RAIN
***

0% Thunder
( 6% severe)

WSW 12

86%

48°

Mostly Cloudy

Rain Likely

11 AM

52°

48°

Mostly Cloudy

WSW 12

83%

47°

2 PM

52°

48°

Mostly Cloudy

89%
RAIN
***

0% Thunder
( 14% severe)

WSW 13

83%

47°

5 PM

52°

48°

Mostly Cloudy

W 13

80%

46°

8 PM

52°

48°

Mostly Cloudy

64%
RAIN
1–2 in

0% Thunder
( 9% severe)

W 12

77%

45°

11 PM

51°

47°

Mostly Cloudy

W 10

80%

45°

Friday
23 MAY 2025

2 AM

49°

45°

Mostly Cloudy

13%
RAIN
.01–.1 in

0% Thunder
( 4% severe)

W 10

83%

44°

Low 46°

5 AM

48°

43°

Mostly Cloudy

W 10

83%

43°

High 57°

8 AM

48°

43°

Mostly Cloudy

20%
RAIN
<.01 in

0% Thunder
( 8% severe)

W 12

83%

43°

Mostly Cloudy

Chance of Rain

11 AM

51°

46°

Mostly Cloudy

W 13

71%

42°

2 PM

54°

50°

Mostly Cloudy

29%
RAIN
.01–.1 in

0% Thunder
( 13% severe)

W 14

59%

40°

5 PM

54°

50°

Mostly Cloudy

W 14

55%

38°

8 PM

52°

48°

Mostly Cloudy

12%
RAIN
<.01 in

0% Thunder
( 5% severe)

W 10

59%

38°

11 PM

49°

45°

Partly Cloudy

W 8

68%

39°


ALLEGHENY CO. ARPT, PA extended weather forecast
Saturday 24 MAY 2025	Sunday 25 MAY 2025	Monday 26 MAY 2025	Tuesday 27 MAY 2025	Wednesday 28 MAY 2025
Low 43°	Low 45°	Low 48°	Low 52°	Low 51°
High 60°	High 66°	High 65°	High 67°	High 70°

Mostly Cloudy 29% Rain	Mostly Cloudy 23% Rain	Overcast 40% Rain	Overcast 55% Rain	Overcast 74% Rain

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