Alert archive / Washington / River Flood Warnings in 2012

River Flood Warning 43, NWS Portland, OR

October 30, 2012Wahkiakum County, Washington

NWS Portland, OR issued this river flood warning at Oct 30, 2012, 12:53 PM PDT for Wahkiakum County, Washington. It took effect at Oct 30, 2012, 8:53 PM PDT. It was in force for 32 hr.

The area

The counties it named.

The facts

Issued: Oct 30, 2012, 12:53 PM PDT (19:53 UTC)
In effect from: Oct 30, 2012, 8:53 PM PDT
Expired: Nov 1, 2012, 4:50 AM PDT
In force: 32 hr
Issued by: NWS Portland, OR
Flood severity: Minor

County Wahkiakum County, WA

The radar

The Portland,OR radar (KRTX), 74 km from the middle of the area, began a volume at 19:55 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 river

Written for the forecast point Grays River at Covered Bridge near Rosburg (GRRW1).

Action stage: 27.5 ft
Minor stage: 28.5 ft
Moderate stage: 30.5 ft
Major stage: 32.5 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.

What forecasters said that day

The local office's own words before this river flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Portland, OR wrote its last area forecast discussion before this river flood warning went out at Oct 30, 8:31 AM PDT, 4 hours 22 minutes earlier.

Area forecast discussion, Oct 30, 8:31 AM PDT, 4 hours 22 minutes before

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Hazardous weather outlook, Oct 30, 5:34 AM PDT, 7 hours 19 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE PORTLAND OR
534 AM PDT TUE OCT 30 2012

ORZ002-004>014-WAZ019-022-023-039-040-311545-
CENTRAL OREGON COAST-CENTRAL COAST RANGE OF WESTERN OREGON-
LOWER COLUMBIA-GREATER PORTLAND METRO AREA-
CENTRAL WILLAMETTE VALLEY-SOUTH WILLAMETTE VALLEY-
WESTERN COLUMBIA RIVER GORGE-NORTHERN OREGON CASCADE FOOTHILLS-
NORTHERN OREGON CASCADES-CASCADE FOOTHILLS IN LANE COUNTY-
CASCADES IN LANE COUNTY-UPPER HOOD RIVER VALLEY-
SOUTH WASHINGTON CASCADES-I-5 CORRIDOR IN COWLITZ COUNTY-
GREATER VANCOUVER AREA-SOUTH WASHINGTON CASCADE FOOTHILLS-
534 AM PDT TUE OCT 30 2012

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTHWEST
OREGON AND SOUTHWEST WASHINGTON.

.DAY ONE...TODAY AND TONIGHT
NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY
NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION WILL NOT LIKELY BE NEEDED TODAY.

ORZ003-WAZ020-021-311545-
COAST RANGE OF NORTHWEST OREGON-WILLAPA HILLS-
SOUTH WASHINGTON COAST-
534 AM PDT TUE OCT 30 2012

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTHWEST
OREGON AND SOUTHWEST WASHINGTON.

.DAY ONE...TODAY AND TONIGHT
THERE IS A THREAT OF FLOODING TODAY DUE TO CONTINUED HEAVY
RAINFALL. REFER TO THE LATEST WATCH STATEMENT FOR DETAILS.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY
THERE REMAINS A POSSIBILITY FOR FLOODING WEDNESDAY DUE TO MORE
HEAVY RAINFALL. REFER TO THE LATEST WATCH STATEMENT FOR DETAILS.

.SPOTTER INFORMATION STATEMENT...
WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.

ORZ001-311545-
NORTH OREGON COAST-
534 AM PDT TUE OCT 30 2012

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTHWEST
OREGON.

.DAY ONE...TODAY AND TONIGHT
THERE IS A THREAT OF FLOODING TODAY DUE TO CONTINUED HEAVY
RAINFALL. REFER TO THE LATEST WATCH STATEMENT FOR DETAILS.
ELEVATED RIVER LEVELS COMBINED WITH HIGH TIDES ALSO BRINGS A
THREAT OF FLOODING TO AREAS ADJACENT TO BAYS AND RIVER MOUTHS.
REFER TO THE LATEST COASTAL FLOOD ADVISORY FOR DETAILS.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY
THERE REMAINS A POSSIBILITY FOR FLOODING WEDNESDAY DUE TO MORE
HEAVY RAINFALL. REFER TO THE LATEST WATCH STATEMENT FOR DETAILS.
FLOODING OF AREAS ADJACENT TO BAYS AND RIVER MOUTHS ALSO REMAINS A
THREAT WEDNESDAY. REFER TO THE LATEST COASTAL FLOOD ADVISORY FOR
DETAILS.

.SPOTTER INFORMATION STATEMENT...
WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.

The office that day

Everything else NWS Portland, OR issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Oct 29, 9:09 PM PDT	Flood Watch	PQR		38 hr
Oct 29, 9:24 PM PDT	Coastal Flood Advisory	PQR		47 hr

Nearby

River Flood Warnings in Washington, 2012 Every river flood warning 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; the gauge from the NWS water service and the USGS.