Alert archive / Oregon / Mesoscale Discussions in 2007

Mesoscale Discussion 2263

December 27, 200719 counties in Oregon; 11 counties in Washington

The Storm Prediction Center issued this mesoscale discussion at Dec 27, 2007, 10:28 AM PST for 19 counties in Oregon; 11 counties in Washington. It was in force for 4 hr.

The area

The outline as issued.

The facts

Issued: Dec 27, 2007, 10:28 AM PST (18:28 UTC)
Expired: Dec 27, 2007, 2:00 PM PST
In force: 4 hr
Issued by: the Storm Prediction Center

All 30 counties

Benton County, OR, Clackamas County, OR, Clatsop County, OR, Columbia County, OR, Coos County, OR, Douglas County, OR, Hood River County, OR, Jackson County, OR, Josephine County, OR, Klamath County, OR, Lane County, OR, Lincoln County, OR, Linn County, OR, Marion County, OR, Multnomah County, OR, Polk County, OR, Tillamook County, OR, Washington County, OR, Yamhill County, OR, Clark County, WA, Cowlitz County, WA, Grays Harbor County, WA, Jefferson County, WA, Lewis County, WA, Mason County, WA, Pacific County, WA, Pierce County, WA, Skamania County, WA, Thurston County, WA, Wahkiakum County, WA

The radar

The Portland,OR radar (KRTX), 123 km from the middle of the area, began a volume at 18:27 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.

The text

As transmitted, in the capitals the NWS used until 2016.

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Nearby

Mesoscale Discussions in Oregon, 2007 Mesoscale Discussions in Washington, 2007 Every mesoscale discussion in 2007

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.