Alert archive / Washington / River Flood Warnings in 2015
River Flood Warning 127, NWS Seattle, WA
NWS Seattle, WA issued this river flood warning at Dec 9, 2015, 6:23 AM PST for Clallam County, Washington. It was in force for 13 hr.
The area
The counties it named.
The facts
- Issued
- Dec 9, 2015, 6:23 AM PST (14:23 UTC)
- Expired
- Dec 9, 2015, 7:08 PM PST
- In force
- 13 hr
- Issued by
- NWS Seattle, WA
- Area
- Storm-based polygon
- Flood severity
- Minor
County Clallam County, WA
The radar
The Seattle radar (KATX), 107 km from the middle of the area, began a volume at 14:24 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 Elwha River at Elwha R (ELWW1). The gauge peaked at 20.29 ft at Dec 9, 2015, 5:00 AM PST.
- Action stage
- 17.3 ft
- Minor stage
- 20 ft
- Moderate stage
- 21.5 ft
- Major stage
- 23 ft
This gauge today: stage, forecast and historic crests
Stage from the USGS instantaneous record for site 12045500, 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 9, 4:07 AM PST, 2 hours 16 minutes earlier.
Area forecast discussion, Dec 9, 4:07 AM PST, 2 hours 16 minutes before
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Service Notice</title>
<link rel="stylesheet" href="index.css">
</head>
<body>
<main class="wrap">
<section class="card" role="status" aria-live="polite">
<div class="status" id="status">Temporary Notice</div>
<h1 id="headline">This service is currently unavailable.</h1>
<p id="message1">
The site you requested is temporarily down for maintenance or an unexpected outage.
</p>
<p id="message2">
Please try again in a few minutes.
</p>
<p class="small" id="detail">
If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
</p>
</section>
</main>
<script src="index.js"></script>
</body>
</html>In the hours before
Local storm report, Dec 9, 1:32 AM PST, 4 hours 51 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SEATTLE WA
132 AM PST WED DEC 09 2015
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0131 AM HEAVY RAIN NE NAPAVINE 46.58N 122.90W
12/09/2015 M2.00 INCH LEWIS WA TRAINED SPOTTER
2.00 INCHES IN 24 HOURS ENDING 130 AM PST.
&&
ALBRECHTSpecial weather statement, Dec 9, 2:52 AM PST, 3 hours 31 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SEATTLE WA 252 AM PST WED DEC 9 2015 WAZ503-504-506-507-509-511>517-555-556-558-559-567>569-100230- WESTERN WHATCOM COUNTY-SOUTHWEST INTERIOR-WESTERN SKAGIT COUNTY- EVERETT AND VICINITY-TACOMA AREA-HOOD CANAL AREA- LOWER CHEHALIS VALLEY AREA-OLYMPICS-EASTERN STRAIT OF JUAN DE FUCA- WESTERN STRAIT OF JUAN DE FUCA-NORTH COAST-CENTRAL COAST- EAST PUGET SOUND LOWLANDS-BELLEVUE AND VICINITY-SEATTLE AND VICINITY- BREMERTON AND VICINITY-CASCADES OF WHATCOM AND SKAGIT COUNTIES- CASCADES OF SNOHOMISH AND KING COUNTIES- CASCADES OF PIERCE AND LEWIS COUNTIES- 252 AM PST WED DEC 9 2015 ...HEAVY RAINFALL THAT HAS OCCURRED OVER THE PAST 4 DAYS WILL LEAD TO AN INCREASED THREAT OF LANDSLIDES IN WESTERN WASHINGTON... HEAVY RAINFALL THAT HAS OCCURRED OVER THE PAST 4 DAYS WILL LEAD TO AN INCREASED THREAT OF LANDSLIDES IN WESTERN WASHINGTON. RAINFALL AMOUNTS HAVE GENERALLY RANGED FROM 4 TO 10 INCHES ON THE COAST AND 2 TO 7 INCHES IN THE INTERIOR LOWLANDS SINCE SATURDAY. THIS HEAVY RAINFALL HAS INCREASED SOIL MOISTURE TO HIGH LEVELS ACROSS WESTERN WASHINGTON. WHILE RAINFALL RATES WILL DECREASE AS THE AIR MASS COOLS OVER THE NEXT SEVERAL DAYS...ADDITIONAL RAINFALL ON TOP OF ALREADY SATURATED SOILS WILL PUT EXTRA PRESSURE ON UNSTABLE SLOPES...LEADING TO AN INCREASED THREAT OF LANDSLIDES. A FEW LANDSLIDES HAVE ALREADY BEEN REPORTED IN VARIOUS LOCATIONS IN WESTERN WASHINGTON. A LANDSLIDE ON THE RAILROAD TRACKS IN EDMONDS ON MONDAY FORCED THE CANCELLATION OF SOUNDER AND AMTRAK SERVICE BETWEEN EVERETT AND SEATTLE. A MUDSLIDE WEST OF STEVENS PASS REDUCED U.S. HIGHWAY 2 DOWN TO ONE LANE IN BOTH DIRECTIONS TUESDAY AFTERNOON. THERE WAS ALSO A MUDSLIDE IN WOODINVILLE. MORE LANDSLIDES ARE LIKELY. FOR MORE INFORMATION ABOUT CURRENT CONDITIONS...VISIT WWW.WEATHER.GOV/SEATTLE...SELECT HYDROLOGY...AND THEN SCROLL DOWN FOR THE LINKS TO THE LANDSLIDE INFORMATION PAGES. TO REPORT LANDSLIDES TO THE STATE FOR TABULATION...GO TO THE WASHINGTON STATE LANDSLIDE RISK WEB PAGE AND THE LINK FOR REPORTING. ALBRECHT WWW.WEATHER.GOV/SEATTLE
The office that day
Everything else NWS Seattle, WA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 8, 5:40 PM PST | River Flood Warning | SEW | Grays Harbor | 6 days |
| Dec 8, 8:56 PM PST | Gale Warning | SEW | 54 hr | |
| Dec 8, 10:58 PM PST | River Flood Warning | SEW | Skagit | 54 hr |
| Dec 8, 10:58 PM PST | River Flood Warning | SEW | Pierce | 26 hr |
| Dec 9, 2:51 AM PST | High Wind Watch | SEW | 12 hr | |
| Dec 9, 2:51 AM PST | Winter Weather Advisory | SEW | 12 hr | |
| Dec 9, 2:53 AM PST | Gale Watch | SEW | 12 hr | |
| Dec 9, 4:31 AM PST | River Flood Warning | SEW | King | 38 hr |
| Dec 9, 5:02 AM PST | River Flood Warning | SEW | King | 18 hr |
| Dec 9, 5:07 AM PST | River Flood Warning | SEW | Pierce, Thurston | 57 hr |
| Dec 9, 8:57 AM PST | River Flood Warning | SEW | Snohomish | 17 hr |
| Dec 9, 2:06 PM PST | River Flood Warning | SEW | Lewis | 31 hr |
| Dec 9, 2:20 PM PST | Coastal Flood Warning | SEW | 38 hr | |
| Dec 9, 2:20 PM PST | Coastal Flood Advisory | SEW | San Juan | 28 hr |
| Dec 9, 2:34 PM PST | Wind Advisory | SEW | San Juan | 28 hr |
| Dec 9, 2:40 PM PST | Gale Watch | SEW | 7 hr | |
| Dec 9, 2:40 PM PST | Small Craft Advisory | SEW | 7 hr | |
| Dec 9, 2:51 PM PST | Winter Weather Advisory | SEW | 33 hr |
Nearby
River Flood Warnings in Washington, 2015Every river flood warning in 2015
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.