WEST MIFFLIN, PA 15123 Weather Forecast & Current Conditions

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ALLEGHENY CO. ARPT, PA
Current Weather

7:53 PM EST NOV 14, 2025
Broken Clouds
48°F
Feels Like: 45°F
Dewpoint: 27°F
Rel. Hum.: 43%
Visibility: 10 miles
Wind: S at 6 mph
Pressure: 29.95 inches
Last 72 hours

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WEST MIFFLIN, PA 15123
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TONIGHT
Mostly cloudy. Lows around 40. Southwest winds around 5 mph.
SATURDAY
Patchy fog in the morning. Cloudy with a 50 percent chance of rain. Mild. Highs in the lower 60s. Southwest winds 10 to 15 mph with gusts up to 25 mph.
SATURDAY NIGHT
Rain, mainly in the evening. Lows around 40. West winds 10 to 15 mph with gusts up to 30 mph. Chance of rain 90 percent.
SUNDAY
Partly sunny with a slight chance of rain in the morning, then partly cloudy in the afternoon. Highs in the upper 40s. Northwest winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 20 percent.
SUNDAY NIGHT
Mostly cloudy in the evening, then becoming partly cloudy. Lows in the lower 30s. West winds 10 to 15 mph with gusts up to 25 mph.
MONDAY
Partly cloudy. Highs in the mid 40s.
MONDAY NIGHT
Mainly clear in the evening, then becoming mostly cloudy. Lows in the upper 20s.
TUESDAY
Partly sunny in the morning, then becoming mostly cloudy. A chance of rain. Highs in the lower 40s. Chance of rain 50 percent.
TUESDAY NIGHT
Mostly cloudy with a chance of rain in the evening, then partly cloudy after midnight. Lows in the upper 20s. Chance of rain 50 percent.
WEDNESDAY
Partly cloudy in the morning, then becoming partly sunny. Highs in the upper 40s.
WEDNESDAY NIGHT
Mostly cloudy. Lows in the lower 30s.
THURSDAY
Partly sunny in the morning, then mostly cloudy with a chance of rain in the afternoon. Highs in the lower 50s. Chance of rain 40 percent.
THURSDAY NIGHT
Considerable cloudiness with a 50 percent chance of rain. Lows around 40.

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 11/14/2025
Friday
14 NOV 2025
WEST MIFFLIN, PA 15123 weather forecast Day 1, 12 hours 1 PM 49° 46° Mostly Cloudy 2%

0% Thunder
( 0% severe)
SW   7 46% 29°
High 53° WEST MIFFLIN, PA 15123 weather forecast Day 1, 15 hours 4 PM 52° 50° Partly Cloudy SW   7 41% 29°
Partly Cloudy



WEST MIFFLIN, PA 15123 weather forecast Day 1, 18 hours 7 PM 48° 45° Partly Cloudy 4%

0% Thunder
( 0% severe)
SSW   6 49% 30°
WEST MIFFLIN, PA 15123 weather forecast Day 1, 21 hours 10 PM 46° 44° Partly Cloudy SSW   5 58% 32°
Saturday
15 NOV 2025
WEST MIFFLIN, PA 15123 weather forecast Day 2, 0 hours 1 AM 45° 43° Partly Cloudy 13%
RAIN
<.01 in
0% Thunder
( 1% severe)
SSW   5 68% 35°
Low 43° WEST MIFFLIN, PA 15123 weather forecast Day 2, 3 hours 4 AM 45° 42° Mostly Cloudy S   6 82% 40°
High 60° WEST MIFFLIN, PA 15123 weather forecast Day 2, 6 hours 7 AM 47° 44° Mostly Cloudy 41%
RAIN
.01–.1 in
0% Thunder
( 8% severe)
SSW   7 93% 45°

Overcast

Rain Likely

WEST MIFFLIN, PA 15123 weather forecast Day 2, 9 hours 10 AM 52° 48° Mostly Cloudy SSW   10 93% 50°
WEST MIFFLIN, PA 15123 weather forecast Day 2, 12 hours 1 PM 57° 54° Overcast 61%
RAIN
.25–.5 in
0% Thunder
( 11% severe)
SSW   13 83% 52°
WEST MIFFLIN, PA 15123 weather forecast Day 2, 15 hours 4 PM 59° 57° Overcast SW   13 80% 53°
WEST MIFFLIN, PA 15123 weather forecast Day 2, 18 hours 7 PM 60° 58° Overcast 80%
RAIN
***
0% Thunder
( 11% severe)
WSW   13 78% 53°
WEST MIFFLIN, PA 15123 weather forecast Day 2, 21 hours 10 PM 59° 57° Mostly Cloudy WSW   13 83% 54°
Sunday
16 NOV 2025
WEST MIFFLIN, PA 15123 weather forecast Day 3, 0 hours 1 AM 55° 52° Mostly Cloudy 39%
RAIN
.25–.5 in
0% Thunder
( 6% severe)
W   12 86% 51°
Low 42° WEST MIFFLIN, PA 15123 weather forecast Day 3, 3 hours 4 AM 50° 45° Mostly Cloudy WNW   13 83% 45°
High 46° WEST MIFFLIN, PA 15123 weather forecast Day 3, 6 hours 7 AM 44° 38° Mostly Cloudy 14%
RAIN
<.01 in
0% Thunder
( 4% severe)
WNW   12 79% 38°

Partly Cloudy



WEST MIFFLIN, PA 15123 weather forecast Day 3, 9 hours 10 AM 43° 36° Partly Cloudy WNW   15 68% 33°
WEST MIFFLIN, PA 15123 weather forecast Day 3, 15 hours 1 PM 44° 36° Partly Cloudy 6%

0% Thunder
( 1% severe)
WNW   17 51% 27°
WEST MIFFLIN, PA 15123 weather forecast Day 3, 18 hours 4 PM 43° 36° Partly Cloudy WNW   15 46% 24°
WEST MIFFLIN, PA 15123 weather forecast Day 3, 21 hours 7 PM 40° 33° Partly Cloudy     WNW   10 49% 23°

ALLEGHENY CO. ARPT, PA extended weather forecast

Monday
17 NOV 2025
Tuesday
18 NOV 2025
Wednesday
19 NOV 2025
Thursday
20 NOV 2025
Friday
21 NOV 2025
Low 30° Low 30° Low 32° Low 34° Low 37°
High 43° High 41° High 43° High 49° High 51°
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
Clear
6% Rain/Snow
Mostly Cloudy
31% Rain/Snow
Mostly Cloudy
13% Rain/Snow
Partly Cloudy
20% Rain
Overcast
45% Rain
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