Mammoth, PA Weather Forecast and Current Conditions

Current Conditions From Nearby Station

Clear 37°F
Feels Like 37°F  
Humidity 65% Dew Point 27°F Wind Calm Barometer 30.12 in.
Visibility 10 mi.
Report from a NOAA weather station 5.6 mi. NE of central Mammoth
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Point Forecast at a Glance

WedDec 17
Wed Dec 17: Partly Cloudy, Low 27F
 
27
ThuDec 18
Thu Dec 18: Mostly Sunny, High 54F, Low 36F
54
36
FriDec 19
Fri Dec 19: Snow Showers Likely, High 38F, Low 21F
60%
38
21
SatDec 20
Sat Dec 20: Partly Sunny, High 48F, Low 30F
48
30
SunDec 21
Sun Dec 21: Mostly Sunny, High 38F, Low 19F
38
19
MonDec 22
Mon Dec 22: Mostly Sunny, High 36F, Low 26F
36
26
TueDec 23
Tue Dec 23: Rain, High 45F, Low 32F
50%
45
32

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7-Day Temperature Trend

Week Ahead Summary

Sharp cooling trend with high temperatures dropping from 54°F to 45°F, falling as low as 36°F. Unsettled weather expected with rain on most days, including one day with wintry mix.

Climate Context

Temperatures are expected to be near normal for this time of year, with highs around 41°F and lows around 25°F.


This Date in Weather History

1884 - A three week blockade of snow began at Portland, OR. A record December total of 34 inches was received.

More on this and other weather history


Mammoth, PA 7 Day Weather Forecast Details

Wednesday Dec 17

Partly Cloudy

Night: Partly cloudy, with a low around 27. Light and variable wind becoming southeast around 6 mph after midnight.

Thursday Dec 18

Mostly Sunny

Day: Mostly sunny, with a high near 54. South wind 9 to 11 mph, with gusts as high as 21 mph.

Rain

Night: Rain, mainly after 7pm. Low around 36. South wind 15 to 18 mph becoming southwest after midnight. Winds could gust as high as 31 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

Friday Dec 19

Snow Showers Likely

Day: Rain and snow showers likely, becoming all snow after 10am. Mostly cloudy, with a high near 38. Breezy, with a west wind 20 to 25 mph, with gusts as high as 37 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

Mostly Cloudy

Night: Mostly cloudy, with a low around 21. West wind 13 to 18 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 28 mph.

Saturday Dec 20

Partly Sunny

Day: Partly sunny, with a high near 48.

Rain

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

Sunday Dec 21

Mostly Sunny

Day: Mostly sunny, with a high near 38.

Partly Cloudy

Night: Partly cloudy, with a low around 19.

Monday Dec 22

Mostly Sunny

Day: Mostly sunny, with a high near 36.

Rain

Night: A chance of rain. Mostly cloudy, with a low around 26. Chance of precipitation is 30%.

Tuesday Dec 23

Rain

Day: A chance of rain. Mostly cloudy, with a high near 45. Chance of precipitation is 50%.

Rain

Night: A chance of rain. Mostly cloudy, with a low around 32. Chance of precipitation is 30%.

Wednesday Dec 24

Mostly Cloudy

Day: Mostly cloudy, with a high near 41.


About Mammoth, PA

Mammoth is a census-designated place that is located in Mount Pleasant Township, Westmoreland County in the state of Pennsylvania, United States, with its own post office and postal zip code: 15664. The community is located just off Pennsylvania Route 982 and is part of the Mount Pleasant Area School District.

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