Alert archive / Washington / River Flood Warnings in 2018

River Flood Warning 79, NWS Seattle, WA

November 27, 2018Clallam County, Washington

NWS Seattle, WA issued this river flood warning at Nov 27, 2018, 6:49 AM PST for Clallam County, Washington. It took effect at Nov 27, 2018, 8:52 AM PST. It was in force for 11 hr.

The area

The counties it named.

The facts

Issued: Nov 27, 2018, 6:49 AM PST (14:49 UTC)
In effect from: Nov 27, 2018, 8:52 AM PST
Expired: Nov 27, 2018, 7:38 PM PST
In force: 11 hr
Issued by: NWS Seattle, WA
Area: Storm-based polygon
Flood severity: Minor

County Clallam County, WA

The radar

The Seattle radar (KATX), 107 km from the middle of the area, began a volume at 14:51 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 Bogachiel River near La Push (BOGW1). The gauge peaked at 36.90 ft at Nov 27, 2018, 7:00 AM PST.

Action stage: 35 ft
Minor stage: 37 ft
Major stage: 41 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 12043015, 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 Seattle, WA wrote its last area forecast discussion before this river flood warning went out at Nov 27, 3:48 AM PST, 3 hours 1 minute earlier.

Area forecast discussion, Nov 27, 3:48 AM PST, 3 hours 1 minute before

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The office that day

Everything else NWS Seattle, WA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Nov 26, 10:03 PM PST	River Flood Warning	SEW	Whatcom	32 hr
Nov 26, 10:03 PM PST	River Flood Warning	SEW	Skagit	14 hr
Nov 27, 3:06 AM PST	Small Craft Advisory for Hazardous Seas	SEW		59 hr
Nov 27, 6:10 AM PST	River Flood Warning	SEW	Grays Harbor, Mason	18 days
Nov 27, 8:49 AM PST	Small Craft Advisory for Hazardous Seas	SEW		53 hr

Nearby

River Flood Warnings in Washington, 2018 Every river flood warning in 2018

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.