Alert archive / Washington / River Flood Warnings in 2019

River Flood Warning 25, NWS Seattle, WA

December 20, 2019Lewis County, Washington

NWS Seattle, WA issued this river flood warning at Dec 20, 2019, 6:04 AM PST for Lewis County, Washington. It took effect at Dec 20, 2019, 8:19 AM PST. It was in force for 22 hr.

The area

The counties it named.

The facts

Issued
Dec 20, 2019, 6:04 AM PST (14:04 UTC)
In effect from
Dec 20, 2019, 8:19 AM PST
Expired
Dec 21, 2019, 5:53 AM PST
In force
22 hr
Issued by
NWS Seattle, WA
Area
Storm-based polygon
Flood severity
Minor

County Lewis County, WA

The radar

The Portland,OR radar (KRTX), 106 km from the middle of the area, began a volume at 14:07 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 Chehalis River near Doty (DOTW1). The gauge peaked at 319.66 ft at Dec 20, 2019, 1:00 PM PST.

actionminormoderate31031532012/2012/2112/22
Action stage
315.5 ft
Minor stage
318 ft
Moderate stage
323.5 ft
Major stage
324.5 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 12020000, 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 Dec 19, 2:00 PM PST, 16 hours 4 minutes earlier.

Area forecast discussion, Dec 19, 2:00 PM PST, 16 hours 4 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Dec 19, 10:16 PM PSTRiver Flood WarningSEWMason60 hr
Dec 20, 2:38 AM PSTSmall Craft AdvisorySEW37 hr
Dec 20, 3:45 AM PSTRiver Flood WarningSEWKing34 hr
Dec 20, 4:50 AM PSTRiver Flood WarningSEWLewis35 hr
Dec 20, 5:26 AM PSTAreal Flood AdvisorySEWKing, Kitsap, Lewis, Mason, Pierce, Thurston6 hr
Dec 20, 6:17 AM PSTWinter Storm WarningSEW28 hr
Dec 20, 10:30 AM PSTRiver Flood WarningSEWKing22 hr
Dec 20, 11:33 AM PSTAreal Flood AdvisorySEWKing, Kitsap, Lewis, Mason, Pierce, Thurston12 hr
Dec 20, 1:13 PM PSTWinter Weather AdvisorySEW17 hr
Dec 20, 1:21 PM PSTAreal Flood AdvisorySEWKing, Kitsap, Lewis, Mason, Pierce, Snohomish and 1 more12 hr
Dec 20, 2:41 PM PSTRiver Flood WarningSEWSnohomish29 hr
Dec 20, 2:41 PM PSTRiver Flood WarningSEWKing47 hr

Nearby

River Flood Warnings in Washington, 2019Every river flood warning in 2019

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.