848  
WGUS66 KPQR 181833  
FFAPQR  
 
FLOOD WATCH  
NATIONAL WEATHER SERVICE PORTLAND OR  
1033 AM PST TUE DEC 18 2018  
 
...FLOOD WATCH REMAINS IN EFFECT FOR THE NORTH AND CENTRAL  
WILLAMETTE VALLEY AND THE NORTH OREGON CASCADES FOOTHILLS THROUGH  
WEDNESDAY AFTERNOON...  
   
..FLOOD WATCH IS CANCELLED FOR THE COAST AND COAST RANGE
 
 
SOUTHWEST WASHINGTON...AND THE COLUMBIA RIVER GORGE...  
 
.THERE IS STILL POTENTIAL FOR MINOR FLOODING ALONG SOME OF THE  
SLOWER-RESPONDING RIVERS IN THE WILLAMETTE VALLEY AND THE NORTH  
OREGON CASCADES FOOTHILLS SO THE FLOOD WATCH REMAINS IN EFFECT FOR  
THAT AREA. HOWEVER, THE THREAT OF ADDITIONAL FLOODING HAS ENDED  
FOR THE COAST AND COAST RANGE, SOUTHWEST WASHINGTON, THE COLUMBIA  
RIVER GORGE, AND THE HOOD RIVER VALLEY. NOTE THAT FLOOD WARNINGS  
REMAIN IN EFFECT FOR THE GRAYS RIVER IN WAHKIAKUM COUNTY AND THE  
WILSON RIVER IN TILLAMOOK COUNTY.  
 
ORZ001>005-014>016-WAZ020>022-039-040-045-046-181945-  
/O.CAN.KPQR.FA.A.0002.000000T0000Z-181220T0000Z/  
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/  
NORTH OREGON COAST-CENTRAL OREGON COAST-  
COAST RANGE OF NORTHWEST OREGON-  
CENTRAL COAST RANGE OF WESTERN OREGON-LOWER COLUMBIA-  
UPPER HOOD RIVER VALLEY-WESTERN COLUMBIA RIVER GORGE-  
CENTRAL COLUMBIA RIVER GORGE-WILLAPA HILLS-SOUTH WASHINGTON COAST-  
I-5 CORRIDOR IN COWLITZ COUNTY-GREATER VANCOUVER AREA-  
SOUTH WASHINGTON CASCADE FOOTHILLS-  
1033 AM PST TUE DEC 18 2018  
 
...FLOOD WATCH IS CANCELLED FOR PORTIONS OF NORTHWEST OREGON AND  
SOUTHWEST WASHINGTON...  
 
THE FLOOD WATCH HAS BEEN CANCELLED FOR THE COAST AND COAST RANGE,  
SOUTHWEST WASHINGTON, THE COLUMBIA RIVER GORGE, AND THE HOOD RIVER  
VALLEY. HEAVY RAIN AND THE THREAT FOR ANY ADDITIONAL FLOODING HAS  
ENDED. NOTE THAT FLOOD WARNINGS REMAIN IN EFFECT FOR THE GRAYS  
RIVER IN WAHKIAKUM COUNTY AND THE WILSON RIVER IN TILLAMOOK  
COUNTY, WHERE MINOR FLOODING IS ALREADY OCCURRING.  
 

 
 
ORZ006-007-010-190845-  
/O.CON.KPQR.FA.A.0002.000000T0000Z-181220T0000Z/  
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/  
GREATER PORTLAND METRO AREA-CENTRAL WILLAMETTE VALLEY-  
NORTHERN OREGON CASCADE FOOTHILLS-  
1033 AM PST TUE DEC 18 2018  
   
..FLOOD WATCH REMAINS IN EFFECT THROUGH WEDNESDAY AFTERNOON
 
 
THE FLOOD WATCH CONTINUES FOR  
 
* A PORTION OF NORTHWEST OREGON, INCLUDING THE FOLLOWING AREAS,  
CENTRAL WILLAMETTE VALLEY, GREATER PORTLAND METRO AREA, AND  
NORTHERN OREGON CASCADE FOOTHILLS.  
 
* THROUGH WEDNESDAY AFTERNOON  
 
* ALTHOUGH THE HEAVY RAIN HAS DIMINISHED ACROSS NORTHWEST OREGON,  
THERE IS STILL A THREAT OF RIVER FLOODING FOR SLOWER-RESPONDING  
RIVERS IN THE WILLAMETTE VALLEY AND THE NORTH OREGON CASCADE  
FOOTHILLS.  
 
* RIVERS THAT BEAR WATCHING INCLUDE THE MARYS IN BENTON COUNTY,  
THE LUCKIAMUTE IN POLK AND BENTON COUNTIES, AND THE CLACKAMAS IN  
CLACKAMAS COUNTY.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
A FLOOD WATCH MEANS THERE IS A POTENTIAL FOR FLOODING BASED ON  
CURRENT FORECASTS.  
 
YOU SHOULD MONITOR LATER FORECASTS AND BE ALERT FOR POSSIBLE  
FLOOD WARNINGS. THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE  
PREPARED TO TAKE ACTION SHOULD FLOODING DEVELOP.  
 
LANDSLIDES AND DEBRIS FLOWS ARE POSSIBLE DURING THIS FLOOD EVENT.  
PEOPLE, STRUCTURES, AND ROADS LOCATED BELOW STEEP SLOPES, IN  
CANYONS, AND NEAR THE MOUTHS OF CANYONS MAY BE AT SERIOUS RISK  
FROM RAPIDLY MOVING LANDSLIDES.  
 

 
 

 
 
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