Alert archive / Washington / River Flood Warnings in 2014
River Flood Warning 18, NWS Seattle, WA
NWS Seattle, WA issued this river flood warning at Mar 9, 2014, 12:42 AM PST for King County, Washington. It took effect at Mar 9, 2014, 6:34 AM PDT. It was in force for 22 hr.
The area
The counties it named.
The facts
- Issued
- Mar 9, 2014, 12:42 AM PST (08:42 UTC)
- In effect from
- Mar 9, 2014, 6:34 AM PDT
- Expired
- Mar 10, 2014, 4:47 AM PDT
- In force
- 22 hr
- Issued by
- NWS Seattle, WA
- Area
- Storm-based polygon
- Flood severity
- Minor
County King County, WA
The radar
The Seattle radar (KATX), 92 km from the middle of the area, began a volume at 08:45 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.
The river
Written for the forecast point Snoqualmie River at Snoqualmie Falls (SQUW1). The gauge peaked at 14.95 ft at Mar 9, 2014, 1:00 PM PDT.
This gauge today: stage, forecast and historic crests
Stage from the USGS instantaneous record for site 12144500, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.
The office that day
Everything else NWS Seattle, WA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 9, 12:42 AM PST | River Flood Warning | SEW | King | 15 hr |
| Mar 9, 12:42 AM PST | River Flood Warning | SEW | King | 50 hr |
| Mar 9, 12:42 AM PST | Small Craft Advisory | SEW | 8 hr | |
| Mar 9, 5:55 AM PDT | River Flood Warning | SEW | Snohomish | 17 hr |
| Mar 9, 5:55 AM PDT | River Flood Warning | SEW | Pierce | 17 hr |
| Mar 9, 6:44 AM PDT | River Flood Warning | SEW | Lewis | 34 hr |
| Mar 9, 7:19 AM PDT | River Flood Warning | SEW | Snohomish | 19 hr |
| Mar 9, 10:29 AM PDT | River Flood Warning | SEW | Snohomish | 45 hr |
| Mar 9, 2:50 PM PDT | Small Craft Advisory | SEW | 35 hr |
Nearby
River Flood Warnings in Washington, 2014Every river flood warning in 2014
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.