River Flood Warning 30, NWS Seattle, WA

Issued

Jan 31, 2020, 9:46 PM PST (05:46 UTC)

In effect from

Feb 1, 2020, 5:59 AM PST

Expired

Feb 3, 2020, 3:19 AM PST

In force

45 hr

Issued by

NWS Seattle, WA

Area

Storm-based polygon

Flood severity

Minor

County Whatcom County, WA

The Seattle radar (KATX), 84 km from the middle of the area, began a volume at 05:45 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.

Written for the forecast point Nooksack River at Ferndale (NKSW1).

Action stage

15 ft

Minor stage

18 ft

Moderate stage

20.5 ft

Major stage

23 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 12213100, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.

NWS Seattle, WA wrote its last area forecast discussion before this river flood warning went out at Jan 31, 3:24 PM PST, 6 hours 22 minutes earlier.

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River Flood Warnings in Washington, 2020Every river flood warning in 2020

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.