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
2:53 AM EST JAN 13, 2026
Clear 28°F
Feels Like:	20°F
Dewpoint:	18°F
Rel. Hum.:	63%
Visibility:	10 miles
Wind:	S at 8 mph
Pressure:	30.09 inches
Last 72 hours
Local Area Snow Depth
Pennsylvania Current Weather
Pennsylvania MOS Forecast Weather

Weather Map

(Automated weather data from NWS/FAA)

15123 WEATHER FORECAST
10-Day model forecast maps 2025 Hurricanes	WEST MIFFLIN, PA 15123 Weather Forecast	Snowfall Forecast pages Snow Depth pages

OVERNIGHT
Clear. Near steady temperature in the upper 20s. Southwest winds 5 to 10 mph with gusts up to 20 mph.

TODAY
Partly cloudy in the morning, then becoming mostly cloudy. Highs in the upper 40s. South winds 10 to 15 mph with gusts up to 30 mph.

TONIGHT
Considerable cloudiness. A chance of rain after midnight. Mild. Lows around 40. Southwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 30 percent.

WEDNESDAY
A chance of rain in the morning, then rain and snow in the afternoon. Little or no snow accumulation. Highs in the mid 40s. Temperatures falling into the upper 30s in the afternoon. West winds around 10 mph with gusts up to 20 mph. Chance of precipitation near 100 percent.

WEDNESDAY NIGHT
Snow likely, mainly in the evening. Little or no snow accumulation. Much colder with lows around 16. Northwest winds 10 to 15 mph with gusts up to 25 mph. Chance of snow 70 percent.

THURSDAY
Mostly cloudy with scattered snow showers. Much colder with highs in the lower 20s. Chance of snow 50 percent.

THURSDAY NIGHT
Mainly clear. Lows around 10 above.

FRIDAY
Partly sunny in the morning, then becoming cloudy. A 50 percent chance of snow. Highs in the lower 30s.

FRIDAY NIGHT
Snow likely. Near steady temperature in the upper 20s. Chance of snow 70 percent.

SATURDAY
Snow likely. Highs in the mid 30s. Chance of snow 70 percent.

SATURDAY NIGHT
Mostly cloudy with a 50 percent chance of snow. Lows 15 to 20.

SUNDAY
Mostly cloudy with a 40 percent chance of snow. Highs in the mid 20s.

SUNDAY NIGHT
Mostly cloudy. Cold with lows around 10 above.

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 6:00 PM CST 1/12/2026

DAY/DATE &
WEATHER FORECAST SUMMARY

Tuesday
13 JAN 2026

1 AM

31°

22°

Clear

0%

0% Thunder
( 0% severe)

SW 10

58%

19°

Low 28°

4 AM

30°

21°

Clear

SSW 10

61%

19°

High 47°

7 AM

29°

20°

Partly Cloudy

2%

0% Thunder
( 0% severe)

S 10

64%

19°

Mostly Cloudy

10 AM

35°

27°

Mostly Cloudy

SSW 12

55%

21°

1 PM

44°

37°

Mostly Cloudy

10%
RAIN
<.01 in

0% Thunder
( 1% severe)

SSW 14

42%

23°

4 PM

47°

41°

Mostly Cloudy

SSW 13

39%

24°

7 PM

46°

40°

Mostly Cloudy

15%
RAIN
<.01 in

0% Thunder
( 1% severe)

SW 13

45%

26°

10 PM

44°

38°

Mostly Cloudy

SW 13

55%

29°

Wednesday
14 JAN 2026

1 AM

43°

37°

Mostly Cloudy

49%
RAIN
>2 in

0% Thunder
( 1% severe)

SW 12

62%

31°

Low 39°

4 AM

42°

36°

Mostly Cloudy

SW 12

70%

33°

High 43°

7 AM

41°

35°

Mostly Cloudy

57%
RAIN
>2 in

0% Thunder
( 2% severe)

SW 10

76%

34°

Mostly Cloudy

Rain Likely

10 AM

41°

35°

Mostly Cloudy

SW 10

79%

35°

1 PM

41°

35°

Mostly Cloudy

85%
RAIN
***

0% Thunder
( 6% severe)

WSW 10

79%

35°

4 PM

39°

32°

Mostly Cloudy

W 10

79%

33°

7 PM

34°

25°

Mostly Cloudy

61%
RAIN/SNOW
1.25–2.5 in

0% Thunder
( 3% severe)

WNW 12

75%

27°

10 PM

28°

18°

Mostly Cloudy

WNW 12

66%

19°


ALLEGHENY CO. ARPT, PA extended weather forecast
Thursday 15 JAN 2026	Friday 16 JAN 2026	Saturday 17 JAN 2026	Sunday 18 JAN 2026	Monday 19 JAN 2026
Low 18°	Low 13°	Low 29°	Low 18°	Low 17°
High 23°	High 31°	High 36°	High 23°	High 30°

Overcast 62% Snow	Mostly Cloudy 54% Snow	Overcast 95% Snow	Overcast 55% Snow	Overcast 27% Snow

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