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Etna, PA Weather Forecast

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Etna, PA Weather Forecast

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Etna PA weather - Mostly Cloudy - 70°F
Mostly Cloudy
70°F
Updated 9:13 am
Feels Like 71°F
Humidity 73%
Wind SW 8 mph
Barometer  29.98 in
Dew Point 61°F
Etna PA weather - Mostly Cloudy - 21°C
Mostly Cloudy
21°C
Updated 9:13 am
Feels Like 22°C
Humidity 73%
Wind SW 13 km/h
Barometer  101.5 kPa
Dew Point 16°C
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Etna Weather Forecast

TODAY TONIGHT SATURDAY SATURDAY NIGHT SUNDAY SUNDAY NIGHT MONDAY MONDAY NIGHT TUESDAY TUESDAY NIGHT WEDNESDAY WEDNESDAY NIGHT
Etna, PA Weather - Today Chance Of Showers Etna, PA Weather - Tonight Clearing Etna, PA Weather - Saturday Mostly Sunny Etna, PA Weather - Saturday Night Mostly Cloudy Etna, PA Weather - Sunday Mostly Cloudy Etna, PA Weather - Sunday Night Partly Cloudy Etna, PA Weather - Monday Mostly Sunny Etna, PA Weather - Monday Night Clear Etna, PA Weather - Tuesday Mostly Sunny Etna, PA Weather - Tuesday Night Clear Etna, PA Weather - Wednesday Sunny Etna, PA Weather - Wednesday Night Clear
Chance of Showers Clearing Mostly Sunny Mostly Cloudy Mostly Cloudy Partly Cloudy Mostly Sunny Clear Mostly Sunny Clear Sunny Clear
Hi: 71°FHi: 22°C
 Lo: 49°FLo: 9°C Hi: 69°FHi: 21°C
 Lo: 51°FLo: 11°C Hi: 70°FHi: 21°C
 Lo: 51°FLo: 11°C Hi: 61°FHi: 16°C
 Lo: 40°FLo: 4°C Hi: 60°FHi: 16°C
 Lo: 41°FLo: 5°C Hi: 69°FHi: 21°C
 Lo: 49°FLo: 9°C
POP: 100%
POP = Probability of Precipitation.
Weather Outlook Updated: 502 AM EDT Fri Oct 02 2026 Etna, PA Weather - WeatherWorld.com

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Issued: 723 AM EDT Fri Oct 2 2026

Key Messages

1) Showers return with a Friday cold front, with no notable threats for heavy rain or severe thunderstorms.

2) Cooler and mainly dry from this weekend into early next week. Frost is a possibility Tuesday and Wednesday mornings, mainly northeast of Pittsburgh.


Discussion

... KEY MESSAGE 1... A trough over the central Plains will begin to eject east today as the trough lifts into the OH Valley during the day on Friday. A ridge will be present over the southeast/eastern CONUS as this will ...