WEST MIFFLIN, PA 15123 Weather Forecast & Current Conditions

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ALLEGHENY CO. ARPT, PA
Current Weather

12:53 PM EST MAR 6, 2026
Broken Clouds
64°F
Feels Like: 64°F
Dewpoint: 57°F
Rel. Hum.: 78%
Visibility: 10 miles
Wind: SSE at 9 mph
Pressure: 30.17 inches
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WEST MIFFLIN, PA 15123
Weather Forecast

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Snow Depth pages
THIS AFTERNOON
Partly sunny with a 20 percent chance of showers. Unseasonably warm with highs around 70. South winds 5 to 10 mph.
TONIGHT
Mainly clear with a slight chance of showers. A slight chance of thunderstorms after midnight. Mild. Lows in the upper 50s. South winds 5 to 10 mph. Chance of rain 20 percent.
SATURDAY
Partly sunny. A chance of showers with a slight chance of thunderstorms in the morning, then showers with a chance of thunderstorms in the afternoon. Unseasonably warm with highs in the mid 70s. Southwest winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 90 percent.
SATURDAY NIGHT
Showers with a chance of thunderstorms in the evening, then showers likely with a slight chance of thunderstorms after midnight. Lows in the upper 40s. West winds 10 to 15 mph with gusts up to 25 mph. Chance of rain near 100 percent.
SUNDAY
Partly sunny in the morning, then clearing. Much cooler with highs around 60. West winds 5 to 10 mph with gusts up to 20 mph.
SUNDAY NIGHT
Clear. Lows in the lower 40s.
MONDAY
Sunny, warm with highs in the upper 60s.
MONDAY NIGHT
Clear, mild. Lows in the lower 50s.
TUESDAY
Partly cloudy in the morning, then partly sunny with a chance of rain in the afternoon. Unseasonably warm with highs in the lower 70s. Chance of rain 40 percent.
TUESDAY NIGHT
Mostly cloudy. A chance of rain in the evening, then rain after midnight. Mild. Lows in the upper 50s. Chance of rain 80 percent.
WEDNESDAY
Rain, warm with highs in the upper 60s. Temperatures falling into the lower 60s in the afternoon. Chance of rain 90 percent.
WEDNESDAY NIGHT
Rain likely, mainly in the evening. Much colder with lows in the mid 30s. Chance of rain 60 percent.
THURSDAY
Considerable cloudiness in the morning, then becoming partly sunny. Much colder with highs in the upper 40s.

Visible Weather Satellite
WEST MIFFLIN, PA 15123
Infrared Weather Satellite
WEST MIFFLIN, PA 15123
NEXRAD Weather Radar
WEST MIFFLIN, PA 15123

ALLEGHENY CO. ARPT, PA 3 hourly weather forecast

weather forecast created  6:00 AM CST  3/ 6/2026
Friday
6 MAR 2026
WEST MIFFLIN, PA 15123 weather forecast Day 1, 12 hours 1 PM 64° 64° Mostly Cloudy 16%
RAIN
<.01 in
0% Thunder
( 8% severe)
SSW   7 73% 55°
High 69° WEST MIFFLIN, PA 15123 weather forecast Day 1, 15 hours 4 PM 68° 68° Partly Cloudy SSW   7 65% 56°
Partly Cloudy



WEST MIFFLIN, PA 15123 weather forecast Day 1, 18 hours 7 PM 65° 65° Partly Cloudy 13%
RAIN
<.01 in
0% Thunder
( 9% severe)
S   6 73% 56°
WEST MIFFLIN, PA 15123 weather forecast Day 1, 21 hours 10 PM 62° 61° Partly Cloudy SSE   8 78% 55°
Saturday
7 MAR 2026
WEST MIFFLIN, PA 15123 weather forecast Day 2, 0 hours 1 AM 60° 59° Partly Cloudy 18%
RAIN
<.01 in
0% Thunder
( 10% severe)
S   9 78% 53°
Low 58° WEST MIFFLIN, PA 15123 weather forecast Day 2, 3 hours 4 AM 59° 57° Partly Cloudy S   9 80% 53°
High 76° WEST MIFFLIN, PA 15123 weather forecast Day 2, 6 hours 7 AM 59° 57° Partly Cloudy 47%
RAIN
.1–.25 in
0% Thunder
( 19% severe)
S   10 80% 53°

Partly Cloudy

Rain Likely

WEST MIFFLIN, PA 15123 weather forecast Day 2, 9 hours 10 AM 68° 68° Partly Cloudy SSW   13 65% 56°
WEST MIFFLIN, PA 15123 weather forecast Day 2, 12 hours 1 PM 73° 73° Partly Cloudy 81%
RAIN
***
0% Thunder
( 30% severe)
SW   16 57% 57°
WEST MIFFLIN, PA 15123 weather forecast Day 2, 15 hours 4 PM 74° 74° Partly Cloudy SW   15 53% 56°
WEST MIFFLIN, PA 15123 weather forecast Day 2, 18 hours 7 PM 69° 69° Mostly Cloudy 90%
RAIN
***
0% Thunder
( 20% severe)
SW   14 66% 57°
WEST MIFFLIN, PA 15123 weather forecast Day 2, 21 hours 10 PM 64° 63° Mostly Cloudy WSW   13 78% 57°
Sunday
8 MAR 2026
WEST MIFFLIN, PA 15123 weather forecast Day 3, 0 hours 1 AM 62° 60° Mostly Cloudy 50%
RAIN
***
0% Thunder
( 11% severe)
WSW   13 81% 56°
Low 50° WEST MIFFLIN, PA 15123 weather forecast Day 3, 3 hours 4 AM 56° 53° Mostly Cloudy WNW   12 83% 51°
High 61° WEST MIFFLIN, PA 15123 weather forecast Day 3, 6 hours 7 AM 51° 48° Mostly Cloudy 9%

0% Thunder
( 2% severe)
WNW   8 77% 44°

Decreasing Clouds



WEST MIFFLIN, PA 15123 weather forecast Day 3, 9 hours 10 AM 51° 47° Mostly Cloudy W   10 68% 41°
WEST MIFFLIN, PA 15123 weather forecast Day 3, 15 hours 1 PM 55° 52° Partly Cloudy 1%

0% Thunder
( 0% severe)
WSW   12 53% 38°
WEST MIFFLIN, PA 15123 weather forecast Day 3, 18 hours 4 PM 58° 56° Clear WSW   12 42% 35°
WEST MIFFLIN, PA 15123 weather forecast Day 3, 21 hours 7 PM 55° 53° Clear     WSW   8 45% 34°

ALLEGHENY CO. ARPT, PA extended weather forecast

Monday
9 MAR 2026
Tuesday
10 MAR 2026
Wednesday
11 MAR 2026
Thursday
12 MAR 2026
Friday
13 MAR 2026
Low 44° Low 53° Low 52° Low 36° Low 36°
High 68° High 69° High 63° High 49° High 54°
WEST MIFFLIN, PA 15123 weather forecast Day 4 WEST MIFFLIN, PA 15123 weather forecast Day 5 WEST MIFFLIN, PA 15123 weather forecast Day 6 WEST MIFFLIN, PA 15123 weather forecast Day 7 <!--SEARCHED_TOWN_NAME--> weather forecast Day 8
Partly Cloudy
5% Rain
Mostly Cloudy
37% Rain
Overcast
78% Rain
Mostly Cloudy
31% Rain/Snow
Overcast
37% Rain
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