Castle Shannon, PA Weather Forecast and Current Conditions

Current Conditions From Nearby Local Station

Sunny 48°F
Feels Like 47°F  
Humidity 68% Dew Point 38°F Wind WNW 4 MPH Gusts 13 Barometer 29.8 in.
Solar Rad 338 w/m2
Report from a MADIS/MESONET weather station 0.6 mi. E of central Castle Shannon
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Point Forecast at a Glance

WedNov 26
Wed Nov 26: Partly Sunny, High 55F, Low 28F
55
28
ThuNov 27
Thu Nov 27: Mostly Cloudy, High 34F, Low 26F
34
26
FriNov 28
Fri Nov 28: Snow, High 34F, Low 23F
30%
34
23
SatNov 29
Sat Nov 29: Partly Sunny, High 35F, Low 29F
35
29
SunNov 30
Sun Nov 30: Rain Likely, High 42F, Low 27F
70%
42
27
MonDec 1
Mon Dec 1: Cloudy, High 35F, Low 26F
35
26
TueDec 2
Tue Dec 2: Rain And Snow, High 35F
50%
35
 

7-Day Temperature Trend

Week Ahead Summary

High temperatures drop from 55°F to a low of 34°F, then recover to 35°F by week's end. Unsettled weather expected with snow likely on at least 7 days.

Climate Context

This week's forecast shows temperatures running 8°F below the historical average for November-December. Normal highs for this period are around 47°F with lows around 30°F.

This Date in Weather History

1896 - Snow and high winds hit the Northern Plains and the Upper Mississippi Valley, with a Thanksgiving Day blizzard across North Dakota. The storm was followed by a severe cold wave in the Upper Midwest. The temperature at Pokegama Dam MI plunged to 45 degrees below zero.

More on this and other weather history

Castle Shannon, PA 7 Day Weather Forecast Details

Wednesday Nov 26

Partly Sunny

Day: Partly sunny, with a high near 55. Breezy, with a west wind 20 to 22 mph, with gusts as high as 34 mph.

Snow

Night: A slight chance of rain before 8pm, then a slight chance of snow between 8pm and 10pm. Mostly cloudy, with a low around 28. West wind around 18 mph, with gusts as high as 32 mph. Chance of precipitation is 20%.

Thursday Nov 27

Mostly Cloudy

Day: Mostly cloudy, with a high near 34. Breezy, with a west wind 18 to 21 mph, with gusts as high as 31 mph.

Snow

Night: A chance of snow after 1am. Mostly cloudy, with a low around 26. West wind 16 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

Friday Nov 28

Snow

Day: A chance of snow before 1pm. Mostly cloudy, with a high near 34. Breezy, with a west wind 16 to 21 mph, with gusts as high as 31 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

Partly Cloudy

Night: Partly cloudy, with a low around 23.

Saturday Nov 29

Partly Sunny

Day: Partly sunny, with a high near 35.

Snow

Night: A chance of snow after 1am. Cloudy, with a low around 29. Chance of precipitation is 50%.

Sunday Nov 30

Rain Likely

Day: Rain likely, mainly before 1pm. Cloudy, with a high near 42. Chance of precipitation is 70%.

Rain

Night: A chance of rain before 1am. Mostly cloudy, with a low around 27. Chance of precipitation is 30%.

Monday Dec 1

Cloudy

Day: Cloudy, with a high near 35.

Snow

Night: A chance of snow. Mostly cloudy, with a low around 26. Chance of precipitation is 40%.

Tuesday Dec 2

Rain And Snow

Day: A chance of rain and snow. Mostly cloudy, with a high near 35. Chance of precipitation is 50%.


About Castle Shannon, PA

Castle Shannon is a borough in Allegheny County, Pennsylvania, United States. The population was 8,249 at the 2020 census. It is part of the Pittsburgh metropolitan area.

Content from Wikipedia, licensed under CC BY-SA 3.0.

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Current conditions: We use the nearest available station to your location - including professional MESONET/MADIS and local weather stations - often miles closer than regional airports.

Forecasts: National Weather Service point forecasts predict for your specific area, not broad regional zones, making them far more relevant to your location.