Alert archive / Washington / River Flood Warnings in 2017

River Flood Warning 12, NWS Seattle, WA

February 14, 2017Mason County, Washington

NWS Seattle, WA issued this river flood warning at Feb 14, 2017, 3:42 PM PST for Mason County, Washington. It took effect at Feb 15, 2017, 10:49 AM PST. It was in force for 51 hr.

The area

The counties it named.

The facts

Issued: Feb 14, 2017, 3:42 PM PST (23:42 UTC)
In effect from: Feb 15, 2017, 10:49 AM PST
Expired: Feb 17, 2017, 1:33 PM PST
In force: 51 hr
Issued by: NWS Seattle, WA
Area: Storm-based polygon
Flood severity: Minor

County Mason County, WA

The radar

The Langley Hill radar (KLGX), 74 km from the middle of the area, began a volume at 23:43 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 Skokomish River near Potlatch (SRPW1).

Action stage: 15 ft
Minor stage: 16.5 ft
Moderate stage: 17.5 ft
Major stage: 18 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 12061500, 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 Feb 14, 8:36 AM PST, 7 hours 6 minutes earlier.

Area forecast discussion, Feb 14, 8:36 AM PST, 7 hours 6 minutes 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
Feb 13, 8:49 PM PST	Gale Warning	SEW		59 hr
Feb 14, 10:48 AM PST	Flood Watch	SEW	Clallam, Grays Harbor, Jefferson, Skagit, Snohomish, Whatcom	51 hr
Feb 14, 2:08 PM PST	Winter Storm Watch	SEW		307 days
Feb 14, 3:16 PM PST	Small Craft Advisory for Rough Bar	SEW		70 hr
Feb 14, 3:16 PM PST	Small Craft Advisory	SEW		12 hr

Nearby

River Flood Warnings in Washington, 2017 Every river flood warning in 2017

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.