Alert archive / Washington / Air Stagnation Advisories in 2012

Air Stagnation Advisory 2, NWS Spokane, WA

February 2, 201210 counties in Washington

NWS Spokane, WA issued this air stagnation advisory at Feb 2, 2012, 9:58 AM PST for 10 counties in Washington. It took effect at Feb 3, 2012, 7:00 AM PST. It was in force for 3 days.

The area

The counties it named.

The facts

Issued
Feb 2, 2012, 9:58 AM PST (17:58 UTC)
In effect from
Feb 3, 2012, 7:00 AM PST
Expired
Feb 6, 2012, 10:03 AM PST
In force
3 days
Issued by
NWS Spokane, WA

Counties Adams County, WA, Chelan County, WA, Douglas County, WA, Ferry County, WA, Grant County, WA, Lincoln County, WA, Okanogan County, WA, Pend Oreille County, WA, Spokane County, WA, Stevens County, WA

The radar

The Spokane radar (KOTX), 88 km from the middle of the area, began a volume at 17:59 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

Nearby

Air Stagnation Advisories in Washington, 2012Every air stagnation advisory in 2012

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.