Alert archive / Washington / Flash Flood Warnings in 1996
Flash Flood Warning 2, NWS Seattle, WA
NWS Seattle, WA issued this flash flood warning at Feb 8, 1996, 11:40 PM PST for Klickitat County, Skamania County, Washington. It was in force for 2 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Feb 8, 1996, 11:40 PM PST (07:40 UTC)
- Expired
- Feb 9, 1996, 1:45 AM PST
- In force
- 2 hr
- Issued by
- NWS Seattle, WA
- Area
- Whole counties
Counties Klickitat County, WA, Skamania County, WA
The nearest sounding before it
Salem/Mcnary, OR (KSLE), launched 00:00Z, 7.7 hours before the alert went out and 172 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 81 J/kg
- Mixed-layer CIN
- -1 J/kg
- Mixed-layer LCL
- 594 m above ground
- 0-6 km bulk shear
- 74 kt
- 0-1 km storm-relative helicity
- 62 m²/s²
- 0-3 km storm-relative helicity
- 97 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KSEA 090748 FFWSEA WAC039-059-090945- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE SEATTLE WA 1140 PM PST THU FEB 8 1996 THE NATIONAL WEATHER SERVICE IN SEATTLE HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 145 AM PST FOR PEOPLE IN THE FOLLOWING LOCATION... IN SOUTHWEST WASHINGTON ...EASTERN SKAMANIA COUNTY AND WESTERN KLICKITAT COUNTY... CONDIT DAM ON THE WHITE SALMON RIVER FAILED AT 11 PM. 50,000 CFS OF WATEWITH CONSIDERABLE DEBRIS IS MOVING DOWN THE WHITE SALMON RIVER. THE HIGHWAY 14 BRIDGE OVER THE WHITE SALMON RIVER WILL ALMOST CERTAINLY BE WASHED AWAY. THIS IS A DANGEROUS SITUATION. TAKE ACTION IMMEDIATELY TO PROTECT LIFE AND PROPERTY. BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE DANGERS OF FLOODS AND FLASH FLOODS. IF FLASH FLOODING IS OBSERVED...ACT QUICKLY. MOVE UP TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING. A FLASH FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IS IMMINENT. MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS BRIDGES...DIPS...OR LOW SPOTS IF WATER COVERS THE ROADWAY. NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL O"NE...ON FOOT. TO ESCAPE RISING WATER MOVE UP TO HIGHER GROUND. BURKE
What forecasters said that day
The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Local storm report, Feb 8, 6:49 PM PST, 4 hours 51 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SEATTLE WA
650 PM THU FEB 8 1996
TIME(PST) ...CITY LOCATION.. ...STATE ...EVENT/REMARKS...
DATE ...COUNTY LOCATION....
600 PM DUVALL WA HEAVY RAINFALL.
2/8/96 KING KING 4 REPORTS 3.00 INCHES
OF RAINFALL IN PAST 24 HOURS.
600 PM SEATTLE WA HEAVY RAINFALL
2/8/96 KING KING 21 REPORTS 2.05 INCHES
IN PAST 24 HOURS.Local storm report, Feb 8, 7:51 PM PST, 3 hours 49 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SEATTLE WA
750 PM THU FEB 8 1996
TIME(PST) ...CITY LOCATION.. ...STATE ...EVENT/REMARKS...
DATE ...COUNTY LOCATION....
750 PM MAZAMA WA HEAVY RAINFALL.
2/8/96 OKANOGAN OKANOGAN 4 GOT 1.59 INCHES
WATER EQUIVALENT IN 24 HOURS.
6.5 INCHES NEW SNOW
50 INCHES ON THE GROUNDLocal storm report, Feb 8, 8:35 PM PST, 3 hours 5 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SEATTLE WA
835 PM THU FEB 8 1996
TIME(PST) ...CITY LOCATION.. ...STATE ...EVENT/REMARKS...
DATE ...COUNTY LOCATION....
830 PM REDMOND WA HEAVY RAINFALL.
2/8/96 KING KING 35 REPORTS 1.15 INCHES IN
PAST 10.5 HOURS...FROM 10 AM
TO 830 PM. STILL RAINING HARD.Local storm report, Feb 8, 8:51 PM PST, 2 hours 49 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SEATTLE WA
950 PM THU FEB 8 1996
TIME(PST) ...CITY LOCATION.. ...STATE ...EVENT/REMARKS...
DATE ...COUNTY LOCATION....
945 PM BOTHELL WA HEAVY RAINFALL.
2/8/96 SNOHOMISH NWS EMPLOYEE REPORTS 2.37
INCHES IN PAST 24 HOURS.
950 PM REDMOND WA HEAVY RAINFALL
2/8/96 KING KING 28 REPORTS 1.32 INCHES
SINCE 8 AM TODAY. STILL
RAINING HARD.Special weather statement, Feb 8, 9:55 PM PST, 1 hour 45 minutes before
WAZ001>003-171800- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SEATTLE WA 955 PM PST THU FEB 8 1996 ...RAINFALL COULD PRODUCE EXCESSIVE RUNOFF SATURDAY NIGHT... A FRONTAL SYSTEM ASSOCIATED WITH LOW PRESSURE SEVERAL HUNDERED MILES OFFSHORE WILL STALL OVER WESTERN WASHINGTON SATURDAY AND SATURDAY NIGHT. RAINFALL IS EXPECTED TO INCREASE SATURDAY AFTERNOON AND CONTINUE SATURDAY NIGHT WITH BETWEEN ONE HALF AND ONE INCH OF RAIN ACCUMULATING IN THE LOWLANDS OF WESTERN WASHINGTON BY EARLY SUNDAY MORNING. GROUND CONDITIONS CONTINUE TO BE SATURATED FROM THE HEAVY RAINFALL THAT OCCURRED LAST WEEK. WHILE RAINFALL IS NOT EXPECTED TO BE SUFFICIENT TO CAUSE FLOODING ON WESTERN WASHINGTON RIVERS...IT COULD BE HEAVY ENOUGH TO CAUSE EXCESSIVE RUNOFF AND PONDING ON ROADWAYS. END/ALBRECHT
Local storm report, Feb 8, 11:19 PM PST, 21 minutes before
PRELIMINARY LOCAL STORM REPORT NATIONAL WEATHER SERVICE SEATTLE WA 1120 PM THU FEB 8 1996 TIME(PST) ...CITY LOCATION.. ...STATE ...EVENT/REMARKS... DATE ...COUNTY LOCATION.... 1120 PM KENT WA HEAVY RAINFALL. 2/8/96 KING 3.25 INCHES PAST 24 HOURS.
Nearby
Flash Flood Warnings in Washington, 1996Every flash flood warning in 1996
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive.