WEST MIFFLIN, PA 15123 Weather Forecast & Current Conditions

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15123 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
ALLEGHENY CO. ARPT, PA Current Weather
3:53 PM EDT AUG 13, 2026
Scattered Clouds 79°F
Feels Like:	81°F
Dewpoint:	66°F
Rel. Hum.:	64%
Visibility:	9 miles
Wind:	Variable at 5 mph
Pressure:	30.00 inches
Last 72 hours
Local Area Snow Depth
Pennsylvania Current Weather
Pennsylvania MOS Forecast Weather

Regional Weather Maps

(Automated weather data from NWS/FAA)

15123 WEATHER FORECAST
10-Day model forecast maps 2026 Hurricanes	WEST MIFFLIN, PA 15123 Weather Forecast	Snowfall Forecast pages Snow Depth pages

THIS AFTERNOON
Partly sunny. Near steady temperature in the upper 70s. West winds around 5 mph.

TONIGHT
Mostly cloudy. Patchy fog after midnight. Humid with lows in the mid 60s. Northwest winds around 5 mph in the evening, becoming light and variable.

FRIDAY
Patchy fog in the morning. Considerable cloudiness with a chance of showers. A slight chance of thunderstorms in the afternoon. Humid with highs in the lower 80s. East winds around 5 mph. Chance of rain 50 percent.

FRIDAY NIGHT
Mostly cloudy in the evening, then becoming partly cloudy. A slight chance of thunderstorms in the evening. A slight chance of showers. Humid with lows in the mid 60s. Northeast winds around 5 mph. Chance of rain 20 percent.

SATURDAY
Mostly sunny. Humid with highs in the lower 80s. East winds around 5 mph.

SATURDAY NIGHT
Mostly cloudy. A chance of showers in the evening, then showers likely with a chance of thunderstorms after midnight. Lows in the upper 60s. Chance of rain 70 percent.

SUNDAY
Showers likely with a chance of thunderstorms in the morning, then showers and thunderstorms likely in the afternoon. Highs in the mid 80s. Chance of rain 70 percent.

SUNDAY NIGHT
Showers likely. Thunderstorms likely, mainly in the evening. Lows in the upper 60s. Chance of rain 70 percent.

MONDAY
Mostly cloudy in the morning, then becoming partly sunny. A chance of showers and thunderstorms. Highs in the lower 80s. Chance of rain 50 percent.

MONDAY NIGHT
Partly cloudy. A chance of showers and thunderstorms in the evening. Patchy fog after midnight. Lows in the lower 60s. Chance of rain 50 percent.

TUESDAY
Patchy fog in the morning. Mostly sunny. Highs in the lower 80s.

TUESDAY NIGHT
Mainly clear. Lows in the lower 60s.

WEDNESDAY
Mostly sunny. Highs in the mid 80s.

15123 WEATHER SATELLITE LOOPS

Visible Weather Satellite
WEST MIFFLIN, PA 15123

Infrared Weather Satellite
WEST MIFFLIN, PA 15123

15123 WEATHER RADAR LOOP

NEXRAD Weather Radar
WEST MIFFLIN, PA 15123

MOS COMPUTER WEATHER FORECAST

ALLEGHENY CO. ARPT, PA 3 hourly weather forecast

weather forecast created 7:00 AM CDT 8/13/2026

DAY/DATE &
WEATHER FORECAST SUMMARY

Thursday
13 AUG 2026

2 PM

80°

82°

Mostly Cloudy

3%

0% Thunder
( 19% severe)

W 6

65%

67°

High 84°

5 PM

83°

85°

Mostly Cloudy

WNW 6

57%

66°

Mostly Cloudy

8 PM

78°

80°

Mostly Cloudy

3%

0% Thunder
( 4% severe)

NNW 3

67%

66°

11 PM

73°

73°

Mostly Cloudy

NNW 3

79%

66°

Friday
14 AUG 2026

2 AM

70°

70°

Mostly Cloudy

6%

0% Thunder
( 2% severe)

NE 3

84%

65°

Low 67°

5 AM

69°

69°

Mostly Cloudy

NE 3

87%

65°

High 81°

8 AM

69°

69°

Mostly Cloudy

18%
RAIN
.5–1 in

0% Thunder
( 11% severe)

E 3

87%

65°

Mostly Cloudy

Chance of Rain

11 AM

75°

75°

Mostly Cloudy

ESE 3

74%

66°

2 PM

78°

80°

Mostly Cloudy

29%
RAIN
.1–.25 in

0% Thunder
( 27% severe)

E 5

67%

66°

5 PM

80°

82°

Mostly Cloudy

ENE 5

62%

66°

8 PM

76°

78°

Mostly Cloudy

16%
RAIN
<.01 in

0% Thunder
( 10% severe)

NNE 5

66%

64°

11 PM

71°

71°

Mostly Cloudy

NE 6

79%

64°

Saturday
15 AUG 2026

2 AM

68°

68°

Mostly Cloudy

3%

0% Thunder
( 1% severe)

NE 6

84%

63°

Low 65°

5 AM

66°

66°

Partly Cloudy

NE 6

87%

62°

High 83°

8 AM

66°

66°

Clear

3%

0% Thunder
( 5% severe)

ENE 6

90%

63°

Partly Cloudy

11 AM

76°

78°

Partly Cloudy

E 6

66%

64°

2 PM

81°

83°

Partly Cloudy

6%

0% Thunder
( 15% severe)

E 3

56%

64°

5 PM

82°

84°

Partly Cloudy

ESE 3

55%

64°

8 PM

78°

80°

Partly Cloudy

ESE 5

62%

64°


ALLEGHENY CO. ARPT, PA extended weather forecast
Sunday 16 AUG 2026	Monday 17 AUG 2026	Tuesday 18 AUG 2026	Wednesday 19 AUG 2026	Thursday 20 AUG 2026
Low 69°	Low 69°	Low 61°	Low 62°	Low 65°
High 88°	High 82°	High 81°	High 82°	High 83°

Overcast 77% Rain	Overcast 63% Rain	Partly Cloudy 21% Rain	Partly Cloudy 35% Rain	Overcast 56% Rain

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