Alert archive / Oregon / River Flood Warnings in 2012
River Flood Warning 56, NWS Portland, OR
NWS Portland, OR issued this river flood warning at Nov 21, 2012, 9:34 AM PST for Clackamas County, Marion County, Oregon. It took effect at Nov 21, 2012, 3:14 PM PST. It was in force for 3 days.
The area
The counties it named.
The facts
- Issued
- Nov 21, 2012, 9:34 AM PST (17:34 UTC)
- In effect from
- Nov 21, 2012, 3:14 PM PST
- Expired
- Nov 24, 2012, 6:36 PM PST
- In force
- 3 days
- Issued by
- NWS Portland, OR
- Flood severity
- Minor
Counties Clackamas County, OR, Marion County, OR
The radar
The Portland,OR radar (KRTX), 86 km from the middle of the area, began a volume at 17:35 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 Pudding River at Aurora (AURO3). The gauge peaked at 23.62 ft at Nov 22, 2012, 10:00 PM PST.
- Action stage
- 21 ft
- Minor stage
- 22 ft
- Moderate stage
- 26 ft
- Major stage
- 29 ft
This gauge today: stage, forecast and historic crests
Stage from the USGS instantaneous record for site 14202000, 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 Portland, OR wrote its last area forecast discussion before this river flood warning went out at Nov 20, 2:20 PM PST, 19 hours 14 minutes earlier.
Area forecast discussion, Nov 20, 2:20 PM PST, 19 hours 14 minutes before
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</html>The office that day
Everything else NWS Portland, OR issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 20, 8:32 PM PST | Flood Watch | PQR | 13 hr | |
| Nov 20, 10:37 PM PST | Special Weather Statement | PQR | Benton, Lincoln, Tillamook | 23 min |
| Nov 20, 10:58 PM PST | Special Weather Statement | PQR | Tillamook | 32 min |
| Nov 21, 3:00 AM PST | Small Craft Advisory for Winds | PQR | 24 hr | |
| Nov 21, 3:00 AM PST | Small Craft Advisory for Hazardous Seas | PQR | 36 hr | |
| Nov 20, 11:23 PM PST | Special Weather Statement | PQR | Pacific | 37 min |
Nearby
River Flood Warnings in Oregon, 2012Every river flood warning in 2012
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.