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Air Stagnation Advisory issued November 20 at 11:05AM PST until November 21 at 12:00PM PST by NWS

...STAGNANT CONDITIONS EXPECTED THROUGH FRIDAY MORNING... .LIGHT WINDS AND COLD STABLE AIR WILL PERSIST OVER EASTERN WASHINGTON AND NORTH IDAHO THROUGH FRIDAY MORNING. PLEASE CONSULT YOUR REGIONAL AIR QUALITY AGENCIES FOR BURN BANS THAT ARE IN EFFECT FOR YOUR AREA. ...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL NOON PST

This Afternoon

Hi37° Chance Rain/Snow

Tonight

Lo29° Cloudy

Friday

Hi36° Rain

Friday Night

Lo31° Rain

Saturday

Hi45° Slight Chc Showers

Saturday Night

Lo31° Chance Rain

Sunday

Hi41° Chance Rain

Sunday Night

Lo32° Slight Chc Showers

Monday

Hi42° Mostly Cloudy

Monday Night

Lo31° Chance Rain

Air trapped in Antarctic ice has been out of circulation for 1.5 million years

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LOS ANGELES — Tiny bubbles of air buried deep in the ice of Eastern Antarctica may contain bits of the Earth’s atmosphere as it was 1.5 million years ago, according to a new report.

“Ice is a great medium for trapping air,” said Ed Brook of Oregon State University, one of several authors of a paper in the journal Climate of the Past that describes where this ancient ice might be. “It traps it without altering it very much.”

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