SEWICKLEY, PA 15143 Weather Forecast & Current Conditions

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15143 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
PITTSBURGH, PA Current Weather
6:51 AM EDT MAY 21, 2025
Overcast Light Rain 55°F
Feels Like:	54°F
Dewpoint:	54°F
Rel. Hum.:	96%
Visibility:	7 miles
Wind:	E at 6 mph
Pressure:	29.68 inches
Last 72 hours
Local Area Snow Depth
Pennsylvania Current Weather
Pennsylvania MOS Forecast Weather

Weather Map

(Automated weather data from NWS/FAA)

15143 WEATHER FORECAST
10-Day model forecast maps 2024 Hurricanes	SEWICKLEY, PA 15143 Weather Forecast	Snowfall Forecast pages Snow Depth pages

TODAY
A chance of thunderstorms. Showers. Some thunderstorms may produce heavy rainfall. Locally heavy rainfall possible this afternoon. Highs in the mid 60s. Southeast winds 5 to 10 mph with gusts up to 20 mph. Chance of rain near 100 percent.

TONIGHT
Showers with a chance of thunderstorms. Some thunderstorms may produce heavy rainfall. Lows in the lower 50s. Southwest winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 90 percent.

THURSDAY
Showers. A slight chance of thunderstorms in the afternoon. Cool. Near steady temperature in the mid 50s. Southwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 90 percent.

THURSDAY NIGHT
Considerable cloudiness. Showers, mainly in the evening. Lows in the mid 40s. West winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 90 percent.

FRIDAY
Mostly cloudy with a chance of showers in the morning, then partly sunny with showers likely in the afternoon. Cool with highs in the upper 50s. West winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 70 percent.

FRIDAY NIGHT
Mostly cloudy. Showers likely in the evening. Lows in the mid 40s. Chance of rain 70 percent.

SATURDAY
Partly sunny. Highs in the lower 60s.

SATURDAY NIGHT
Partly cloudy. Lows in the lower 40s.

SUNDAY
Partly sunny in the morning, then becoming mostly cloudy. Highs in the mid 60s.

SUNDAY NIGHT
Mostly cloudy with a 30 percent chance of showers. Lows in the upper 40s.

MEMORIAL DAY
Partly sunny with a 50 percent chance of showers. Highs in the upper 60s.

MONDAY NIGHT
Mostly cloudy with a 50 percent chance of showers. Lows in the lower 50s.

TUESDAY
Mostly cloudy in the morning, then becoming partly sunny. A chance of showers. Highs in the upper 60s. Chance of rain 50 percent.

15143 WEATHER SATELLITE LOOPS

Visible Weather Satellite
SEWICKLEY, PA 15143

Infrared Weather Satellite
SEWICKLEY, PA 15143

15143 WEATHER RADAR LOOP

NEXRAD Weather Radar
SEWICKLEY, PA 15143

MOS COMPUTER WEATHER FORECAST

PITTSBURGH, PA 3 hourly weather forecast

weather forecast created 7:00 PM CDT 5/20/2025

DAY/DATE &
WEATHER FORECAST SUMMARY

Wednesday
21 MAY 2025

2 AM

59°

57°

Mostly Cloudy

95%
RAIN
***

0% Thunder
( 29% severe)

ESE 10

69%

49°

Low 57°

5 AM

58°

56°

Mostly Cloudy

ESE 9

77%

51°

High 69°

8 AM

58°

56°

Mostly Cloudy

89%
RAIN
***

0% Thunder
( 19% severe)

ESE 9

87%

54°

Mostly Cloudy

Rain

11 AM

62°

61°

Mostly Cloudy

SE 9

81%

56°

2 PM

65°

65°

Mostly Cloudy

94%
RAIN
***

0% Thunder
( 54% severe)

SSE 10

75%

57°

5 PM

64°

63°

Mostly Cloudy

S 12

75%

56°

8 PM

63°

62°

Mostly Cloudy

79%
RAIN
.5–1 in

0% Thunder
( 25% severe)

SW 10

72%

54°

11 PM

60°

59°

Mostly Cloudy

SW 9

75%

52°

Thursday
22 MAY 2025

2 AM

58°

56°

Mostly Cloudy

62%
RAIN
***

0% Thunder
( 10% severe)

SW 9

77%

51°

Low 52°

5 AM

55°

52°

Mostly Cloudy

WSW 10

80%

49°

High 58°

8 AM

52°

48°

Mostly Cloudy

64%
RAIN
>2 in

0% Thunder
( 7% severe)

WSW 12

86%

48°

Mostly Cloudy

Rain Likely

11 AM

54°

50°

Mostly Cloudy

WSW 13

77%

47°

2 PM

55°

51°

Mostly Cloudy

66%
RAIN
***

0% Thunder
( 14% severe)

WSW 14

72%

46°

5 PM

55°

52°

Mostly Cloudy

WSW 13

72%

46°

8 PM

55°

52°

Mostly Cloudy

45%
RAIN
.1–.25 in

0% Thunder
( 8% severe)

W 10

66%

44°

11 PM

52°

49°

Mostly Cloudy

W 9

74%

44°


PITTSBURGH, PA extended weather forecast
Friday 23 MAY 2025	Saturday 24 MAY 2025	Sunday 25 MAY 2025	Monday 26 MAY 2025	Tuesday 27 MAY 2025
Low 45°	Low 42°	Low 43°	Low 49°	Low 54°
High 57°	High 61°	High 66°	High 67°	High 72°

Overcast 70% Rain	Overcast 45% Rain	Partly Cloudy 16% Rain	Overcast 65% Rain	Overcast 62% Rain

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