791  
FXUS66 KPQR 162339  
AFDPQR  
 
AREA FORECAST DISCUSSION  
NATIONAL WEATHER SERVICE PORTLAND OR  
339 PM PST TUE DEC 16 2025  
   
SYNOPSIS
 
VERY ACTIVE WEATHER CONTINUES WITH REPEATED FRONTAL  
SYSTEMS BRINGING HEAVY RAIN, GUSTY WINDS, FLOODING, AND EVEN  
SOME CASCADE SNOW THROUGH THE REMAINDER OF THE WEEK.  
CONFIDENCE IS HIGHEST IN STRONG WIND CHANCES TONIGHT INTO EARLY  
WEDNESDAY, AND FOR HEAVY RAIN AND FLOODING THURSDAY AND FRIDAY.  
 

 
   
SHORT TERM...NOW THROUGH WEDNESDAY NIGHT
 
RESPITES FROM ACTIVE  
WEATHER WILL BE BRIEF THROUGH MUCH OF THE NEXT WEEK. AN AREA OF  
EARLIER LIGHT RAIN AS EXITED TO THE NORTH/EAST OF THE REGION,  
BUT AN IMPRESSIVELY POTENT SHORTWAVE WILL APPROACH AND PASS  
OVERHEAD LATE THIS EVENING THROUGH MIDDAY WEDNESDAY. AS THIS  
WAVE MOVES ONSHORE, A SURFACE LOW WILL TRACK NORTH OF VANCOUVER  
ISLAND WHILE A STRONG TRAILING COLD FRONT AFFECTS AREAS WELL TO  
ITS SOUTH. A LOW-LEVEL JET OF 50-70 KT AT 925 HPA AHEAD OF THIS  
COLD FRONT WILL INCREASE THE CHANCES OF STRONG WINDS REACHING  
THE SURFACE THROUGH TONIGHT AS THE JET MAKES ITS CLOSEST  
APPROACH. LOW HEIGHTS ALOFT WITHIN THE FRONTAL TROUGH WILL  
SUPPORT AT LEAST SHALLOW CONVECTION, WHICH MAY BOTH GENERATE  
ISOLATED THUNDERSTORMS AS WELL AS MIX DOWN THE HIGH MOMENTUM AIR  
FROM NOT TOO FAR OFF THE SURFACE.  
 
LOCATIONS ALONG THE IMMEDIATE COAST WILL BE MOST SUSCEPTIBLE TO  
THE STRONGEST WINDS, WITH GUSTS POSSIBLY EXCEEDING 60 MPH  
THROUGH TONIGHT. AREAS JUST INLAND FROM THE COAST AS WELL AS  
AREAS OF HIGHER TERRAIN INCLUDING THE COAST RANGE, WILLAPA  
HILLS, CASCADES AND FOOTHILLS WILL ALSO BE MORE LIKELY TO SEE  
STRONGER WIND GUSTS OF 50-55 MPH. A HIGH WIND WARNING THEREFORE  
REMAINS IN EFFECT FOR THE COAST AND WIND ADVISORIES FOR OTHER  
AFOREMENTIONED LOCATIONS THROUGH 6 AM WEDNESDAY. WITHIN INLAND  
VALLEYS, CONDITIONS WILL ALSO CERTAINLY BE BREEZY, HOWEVER  
CONFIDENCE IN FREQUENT OR WIDESPREAD GUSTS TO 40-45 MPH OR MORE  
IS LOWER. DOWNSLOPE EFFECTS AS THE JET PASSES OVER THE COAST  
RANGE AND ANY CONVECTION MAY AID IN GENERATING LOCALLY STRONGER  
WINDS, BUT WIDESPREAD DAMAGING GUSTS SEEM LESS LIKELY THAN OTHER  
AREAS. THE CORRELATION OF THE HIGH WIND THREAT WITH POSSIBLE  
THUNDERSTORMS HAS ALSO MERITED A MARGINAL OUTLOOK FOR SEVERE  
WIND GUSTS FROM THE STORM PREDICTION CENTER. WHILE THESE STORMS  
MAY NOT MATCH THE THEORETICAL DYNAMICS ASSOCIATED WITH SEVERE  
WEATHER, ANY CELL DEEP ENOUGH TO GENERATE LIGHTNING WILL ALSO BE  
DEEP ENOUGH TO INTERACT WITH THE LOW-LEVEL JET.  
 
THIS FRONT WILL ALSO BRING ANOTHER ROUND OF RAIN BEGINNING THIS  
EVENING, BECOMING HEAVIER AND MORE WIDESPREAD TONIGHT, BEFORE  
WINDING DOWN THROUGH WEDNESDAY AFTERNOON. GIVEN THE RELATIVELY  
SHORT DURATION OF PRECIPITATION, RAINFALL AMOUNTS ARE NOT  
EXCESSIVE. MOST LIKELY TOTALS WILL RANGE FROM 0.25-1.0" ALONG  
THE I-5 CORRIDOR, 0.5-2.0" ALONG THE COAST AND WITHIN THE COAST  
RANGE, AND 1-3" WITHIN THE CASCADES AND FOOTHILLS. WHILE AREA  
RIVERS ARE VERY LIKELY TO RISE IN RESPONSE TO THIS RAIN, NONE  
ARE FORECAST TO REACH FLOOD STAGE IN THE NEXT 36 HOURS. BEHIND  
THE PROGRESSIVE COLD FRONT, SNOW LEVELS WILL DROP PRECIPITOUSLY  
FROM 6000-7000 FT THIS EVENING DOWN TO 2000-3000 FT BY EARLY  
WEDNESDAY MORNING. AS MOST OF THE PRECIPITATION SHOULD FALL  
AHEAD OF THE BOUNDARY, HIGH-TERRAIN SNOW TOTALS REMAIN FAIRLY  
LOW. THE SOUTH WASHINGTON CASCADES ALONG WITH THE HIGH PEAKS OF  
THE OREGON CASCADES MAY SEE TOTALS ABOVE 6-12", BUT CLOSER TO  
PASS ELEVATIONS, TOTALS OF 3-6" ARE MORE LIKELY. A WINTER  
WEATHER ADVISORY THEREFORE REMAINS IN EFFECT ACROSS THE SOUTH  
WASHINGTON CASCADES FROM 10 PM THIS EVENING THROUGH 10 PM  
WEDNESDAY. WHILE STRONG WINDS ARE ALSO EXPECTED WITHIN THE  
ADVISORY AREA, THE RELATIVELY WET SNOW CHARACTER MAY LIMIT THE  
RISK OF LOFTING AND BLOWING SNOW IMPACTING VISIBILITY. THERE IS  
A 10% CHANCE SNOW LEVELS FALL BELOW 1800-2000 FT, IN WHICH CASE  
TOTALS OF 8-12" AT PASS-LEVEL MAY OCCUR. TEMPERATURES ARE ALSO  
EXPECTED TO QUICKLY FALL BELOW FREEZING AT PASS-LEVEL AS THE  
FRONT PASSES, WHICH MAY RESULT IN ANY WET ROADS BECOMING SLICK  
AFTER ABOUT 3-5 AM. EARLY MORNING TRAVELERS OVER THE CASCADES  
SHOULD KEEP AN EYE OUT FOR BLACK ICE. -36  
 
   
LONG TERM...THURSDAY THROUGH TUESDAY
 
THE LATTER PORTION OF  
THE WORKWEEK WILL FEATURE ANOTHER POTENT ATMOSPHERIC RIVER OVER  
THE PACIFIC NORTHWEST. BASED ON FORECAST VAPOR TRANSPORT, THE  
UPCOMING AR WOULD BE CLASSIFIED AS STRONG TO EXTREME, HOWEVER  
CAUTION SHOULD BE USED IF TRYING TO TIE THOSE LABELS TO  
POTENTIAL IMPACTS. UNLIKE THE AR WHICH AFFECTED WESTERN  
WASHINGTON LAST WEEK, THIS SYSTEM IS MORE LIKELY TO PRODUCE  
HIGHER RAIN TOTALS FARTHER TO THE SOUTH IN WESTERN OREGON, AND  
ITS DURATION IS ALSO LIKELY TO REMAIN SHORTER, LIMITING THE  
CHANCES FOR MORE EXTREME HIGH-END RAINFALL AMOUNTS. NONETHELESS,  
WELL ABOVE NORMAL RAINFALL AMOUNTS THROUGH THE FIRST HALF OF  
DECEMBER ACROSS MOST OF NORTHWESTERN OREGON HAVE PRIMED THE AREA  
FOR POTENTIAL FLOODING EVEN WITH LESSER RAINFALL TOTALS. THE  
EXCEPTION MAY BE FOR LANE COUNTY, WHERE CONSIDERABLY LESS RAIN  
HAS FALLEN IN RECENT WEEKS YIELDING SOILS ARE FARTHER FROM  
SATURATION. THURSDAY THROUGH THURSDAY NIGHT, RAINFALL RATES MAY  
INITIALLY POST A THREAT FOR URBAN OR SMALL STREAM FLOODING,  
ESPECIALLY IN AREAS FARTHER NORTH NEARER THE COLUMBIA RIVER  
WHERE SOILS REMAIN WET. TO THE SOUTH, HIGHER OR MORE PERSISTENT  
RAIN RATES MAY BE NEEDED TO YIELD THIS SORT OF FLOODING, BUT THE  
RISK REMAINS REGARDLESS. THE THURSDAY EVENING COMMUTE IS THE  
MOST LIKELY TO BE AFFECTED BY ROADWAYS WITH STANDING WATER,  
ALTHOUGH IMPACTS MAY LINGER INTO THE FRIDAY MORNING COMMUTE  
SOUTH OF US-20.  
 
OVERALL, AS IS TYPICAL WITH ARS, THE HIGHEST PRECIPITATION  
TOTALS ARE LIKELY TO BE OVER THE COASTAL TERRAIN AND ACROSS THE  
CASCADES, AND THE WARM DYNAMICS WILL ALSO FAVOR INCREASING SNOW  
LEVELS DURING THE HEAVIEST PRECIPITATION. WHILE THE DETAILS OF  
THE PRECIPITATION FORECAST MAY CHANGE SLIGHTLY FROM UPDATE TO  
UPDATE, THE CONSENSUS REMAINS THAT THE HIGHEST TOTALS WILL FALL  
IN THE COAST RANGE AND CASCADES SOUTH OF US-26. MOST LIKELY  
48-HOUR RAINFALL AMOUNTS FROM 4 AM THURSDAY TO 4 AM SATURDAY  
WILL INCREASE FROM NORTH TO SOUTH ACROSS THE REGION, FROM  
AROUND 2" AROUND KELSO/LONGVIEW AND PORTLAND/VANCOUVER, AROUND  
3" NEAR SALEM, AND AROUND 4" NEAR EUGENE, WITH SIMILAR VALUES AT  
COASTAL CITIES. IN HIGHER TERRAIN, 4-8" IS MORE LIKELY, WHILE  
EVEN HIGHER-END AMOUNTS OF 8-10" MAY VERY WELL BE OBSERVED  
SOMEWHERE ACROSS THESE AREAS. RIVER FORECAST REMAIN VERY  
SENSITIVE TO THESE DETAILS OF THE PRECIPITATION DISTRIBUTION,  
AND SPECIFIC DRAINAGES WHICH ARE MOST LIKELY TO SEE HIGHER  
FLOODS MAY NOT BE APPARENT UNTIL THE EVENT IS WELL UNDERWAY. AT  
THIS POINT, A NUMBER OF RIVERS DRAINING THE COAST RANGE AND  
CASCADES ARE FORECAST TO REACH EITHER MINOR OR MODERATE FLOOD.  
AS RUNOFF MOVES DOWNSTREAM, EVEN THE MAIN STEM OF THE WILLAMETTE  
RIVER HAS SOME RISK OF REACHING FLOOD STAGE LATE IN THE WEEK,  
ABOUT A 5-10% CHANCE. SOME LARGER RIVERS DRAINING TO THE COASTS  
OF LINCOLN AND LANE COUNTY WILL ALSO BE THE MOST LIKELY TO SEE  
TIDAL OVERFLOW IF RIVER CRESTS OCCUR NEAR HIGH TIDE. FURTHER  
DETAIL CAN BE FOUND IN THE HYDROLOGY DISCUSSION BELOW.  
 
AS SNOW LEVELS AGAIN FALL BELOW 3500 FT, CHANCES FOR  
ACCUMULATING PASS-LEVEL SNOW IN THE CASCADES INCREASES FRIDAY  
INTO THE WEEKEND, HOWEVER WITH THE BULK OF PRECIPITATION ON THE  
WARM SIDE OF THE FRONT, SIGNIFICANT ACCUMULATIONS ARE NOT  
ANTICIPATED. AS MOIST ZONAL FLOW THEN CONTINUES THROUGH THE  
WEEKEND, PERSISTENT LOWLAND RAIN AND HIGH ELEVATIONS SNOW  
CHANCES ALSO CONTINUE. WHILE THE DETAIL REMAIN RELATIVE LOW  
CONFIDENCE, CURRENT LONG-RANGE GUIDANCE DOES NOT FAVOR ANOTHER  
HIGH-END RAINFALL EVENT THROUGH THE MIDDLE OF NEXT WEEK. -36  
 

 
   
AVIATION
 
RADAR IMAGERY AS OF LATE TUESDAY MORNING SHOW LIGHT  
SHOWERS APPROACHING THE COAST AS THE NEXT SYSTEM APPROACHES THE  
AREA. TERMINAL OBSERVATIONS SHOW VFR CIGS ACROSS THE WILLAMETTE  
VALLEY AND MVFR CIGS AT KAST AND LIFR CIGS AT KONP. THE NEXT  
FRONTAL SYSTEM WILL INCREASE RAINFALL ACROSS THE REGION AFTER  
00Z WEDNESDAY. THIS FRONTAL SYSTEM IS MORE ROBUST THAN THE  
RAIN SHOWERS FROM THIS MORNING. TONIGHT, THERE IS HIGH  
CONFIDENCE (>80% CHANCE) FOR IFR CIGS OR LOWER AND MODERATE  
CONFIDENCE (40-60% CHANCE) FOR MVFR CIGS ACROSS VALLEY  
TERMINALS. THE ENVIRONMENT WILL BE CONVECTIVE, SO THERE IS ALSO  
A 15-20% CHANCE OF THUNDERSTORMS OVER THE COAST, COAST RANGE AND  
SOME OF THE INTERIOR TERMINALS. THESE CHANCES GENERALLY  
INCREASE AFTER 00Z WED AND PERSIST THROUGH 12Z WED. HEAVY RAIN  
FROM THUNDERSTORMS MAY BRIEFLY DROP CIGS/VIS TO IFR THRESHOLDS  
OR LOWER AT ANY TERMINAL. GUIDANCE SUGGESTS WIDESPREAD  
IMPROVEMENT TO VFR ACROSS THE REGION AFTER 12-15Z WED.  
 
WIND IS ALSO BECOMING MORE OF A CONCERN OVER THE NEXT 24 HOURS.  
AROUND 00Z WEDNESDAY, ALONG WITH THE PASSAGE OF THE FRONT, SOUTH  
TO SOUTHWESTERLY WINDS WILL BEGIN TO RAMP UP NOT ONLY AT THE  
SURFACE BUT ALOFT. COULD SEE SURFACE GUSTS UP TO 40-45 KT ALONG  
THE COAST AND 25-30 KT ACROSS THE VALLEY OVERNIGHT. AROUND 2000  
FT, GUIDANCE SUGGESTS STRONG SOUTHWESTERLY WINDS UP TO 50 KT.  
THIS WILL LEAD POTENTIALLY STRONG CROSS WINDS FOR E-W ALIGNED  
RUNWAYS. ADDED LLWS FOR INLAND TERMINALS BETWEEN 05-09Z WED, BUT  
SHEAR SHOULD BE UNIDIRECTIONAL.  
 
KPDX AND APPROACHES...PREDOMINATELY VFR THROUGH THIS AFTERNOON.  
AFTER 00Z WED, THERE IS A 30-50% CHANCE FOR MVFR CIGS AND A 5%  
CHANCE FOR SOUTHWESTERLY WIND GUSTS EXCEEDING 45 KT. SOUTHWEST  
WINDS LIKELY GUST AROUND 25-30 KT FROM 00-12Z WED WITH THE NEXT  
FRONT. CIGS IMPROVE TO PREDOMINATELY VFR AFTER 12Z WED. -10  
 

 
   
MARINE
 
OBSERVATIONS AT BUOY 46029 AND 46060 AS OF LATE  
TUESDAY AFTERNOON SHOW SOUTHERLY WINDS WITH GUSTS UP TO 25 KT  
AND SEAS HOVERING AROUND 10-12 FT AT 11-12 SEC. THIS BRIEF LULL  
WILL END LATER THIS AFTERNOON WHEN ANOTHER FRONTAL SYSTEM  
APPROACHES THE WATERS. THIS WILL RETURN BREEZY SOUTH-  
SOUTHWESTERLY WINDS WITH WIDESPREAD GUSTS RAMPING UP TO 35-40 KT  
THIS AFTERNOON AND EVENING, AND PEAKING AROUND 40-45 KT  
OVERNIGHT. FOR THE INNER WATERS OUT 10 NM INCLUDING THE COLUMBIA  
RIVER BAR, THERE IS ALSO A 20-50% CHANCE FOR MAXIMUM WIND GUSTS  
EXCEEDING 48 KT (STORM FORCE) DUE TO A COASTAL JET, WITH THE  
HIGHEST CHANCES BETWEEN CAPE FALCON AND CAPE FOULWEATHER. ANY  
GUSTS OF THIS MAGNITUDE WOULD BE ISOLATED AND BRIEF IN NATURE;  
THEREFORE, THERE IS NOT ENOUGH CONFIDENCE TO WARRANT A STORM  
WARNING. INSTEAD, GALE WARNINGS ARE IN EFFECT FROM 4 PM THIS  
AFTERNOON THROUGH 10 AM WEDNESDAY ACROSS ALL WATERS INCLUDING  
THE COLUMBIA RIVER BAR. BEHIND THE FRONT, WINDS TURN WESTERLY  
AFTER 10 PM TONIGHT. SEAS ALSO RE-BUILD TO 14-17 FT THIS EVENING  
AND PEAK AROUND 18-20 FT AT 11-12 FT TONIGHT INTO WEDNESDAY  
MORNING AS A WESTERLY SWELL INCREASES. CHANCES FOR SEAS  
EXCEEDING 20 FT ARE AROUND 20-30%, WITH THE HIGHEST CHANCES  
NORTH OF CAPE FALCON.  
 
WINDS GRADUALLY EASE AFTER 4 AM WEDNESDAY AND SEAS SHOULD BEGIN  
TO SUBSIDE BETWEEN 10 AM-1 PM WEDNESDAY. HIGH CONFIDENCE (>80%  
CHANCE) SEAS FALL BELOW 15 FT BY WEDNESDAY EVENING. ANOTHER  
ATMOSPHERIC RIVER ARRIVES THURSDAY-FRIDAY, SWINGING ANOTHER  
STRONG FRONT THAT MAY BRING ANOTHER ROUND OF GALES (60-70%  
CHANCE), WITH THE HIGHEST CHANCES SOUTH OF CAPE FALCON AS THIS  
SYSTEM IS PROGRESSING TOWARD CENTRAL AND SOUTHERN OREGON. -10  
 

 
   
HYDROLOGY
 
POTENTIAL FOR RIVER FLOODING IS HIGHEST ON  
THURSDAY AND FRIDAY DUE TO THE ABUNDANT RAINFALL FROM AN  
ATMOSPHERIC RIVER. HEAVIEST RAINFALL OCCURS FOR A RELATIVELY  
SHORT PERIOD OF TIME FROM THURSDAY THROUGH THURSDAY NIGHT. THE  
ALREADY SATURATED SOILS AND HIGH RIVERS COMBINED WITH THE  
INCOMING WELL ABOVE NORMAL RAINFALL HAS RESULTED IN AN ELEVATED  
RISK FOR FLOODING LATE THIS WEEK. AS IS TYPICAL IN ATMOSPHERIC  
RIVERS, THE HIGHEST RAINFALL TOTALS ARE LIKELY TO BE OVER AREAS  
OF TERRAIN INCLUDING THE COAST RANGE AND CASCADES, WHILE LESSER  
TOTALS CAN BE EXPECTED ACROSS INLAND VALLEYS. NONETHELESS,  
RAINFALL IS LIKELY TO BE MEASURED IN INCHES ACROSS MOST OF THE  
REGION. ONE DIFFERENCE BETWEEN THE LAST SERIES OF ARS AND THE  
ONE ARRIVING ON THURSDAY IS THE PLACEMENT OF HIGHEST RAINFALL  
TOTALS. THIS NEXT SYSTEM FAVORS A MORE SOUTHERN MAXIMUM, AND  
THUS AREAS THAT PREVIOUSLY MISSED THE HEAVIEST RAIN WILL SEE THE  
HIGHER ACCUMULATIONS THIS TIME AROUND.  
 
DUE TO THE LACK OF OBSERVED RAIN, PARTICULARLY IN LANE COUNTY,  
SOME BASINS WILL BE MORE CAPABLE OF HANDLING HEAVY RAINFALL  
WITHOUT EXPERIENCING FLOODING. OTHER AREAS TO THE NORTH WITHIN  
THE COAST RANGE IN LINCOLN, TILLAMOOK, BENTON, POLK, YAMHILL,  
AND WASHINGTON COUNTIES MAY SEE MORE OVERLAP BETWEEN RECENTLY  
OBSERVED HEAVY RAINFALL AND ADDITIONAL HIGH TOTALS WITH THIS  
UPCOMING SYSTEM. SIMILARLY, RIVER BASINS COVERING THE CENTRAL OR  
CASCADES IN LANE AND LINN COUNTIES MAY HAVE A SLIGHTLY MORE  
OPTIMISTIC OUTLOOK THAN NORTH INTO MARION AND CLACKAMAS  
COUNTIES, BUT THAT DOES NOT MEAN FLOODING CANNOT HAPPEN IN ALL  
OF THE AFOREMENTIONED AREAS. LUCKILY, WHERE RAINFALL HAS SO FAR  
BEEN THE HEAVIEST ACROSS SOUTHWESTERN WASHINGTON AND FAR  
NORTHWESTERN OREGON MAY SEE THE LOWEST TOTALS FROM THIS SYSTEM,  
ALTHOUGH EVEN 1-2 INCHES OF RAIN OVER 24 HOURS MAY BE ENOUGH TO  
CAUSE ADDITIONAL FLOODING IN THESE VERY SATURATED AREAS.  
 
AT THIS POINT, THE RIVERS WITH THE HIGHEST CHANCES OF REACHING  
FLOOD STAGE ARE THOSE WHICH DRAIN THE CENTRAL OREGON COAST  
RANGE, INCLUDING THE WILSON, TRASK, SILETZ, AND SIUSLAW DRAINING  
TOWARD THE COAST, AND THE MARYS, LUCKIAMUTE, YAMHILL, AND  
TUALATIN DRAINING TOWARD THE WILLAMETTE. THE CHANCES FOR THESE  
RIVERS TO REACH AT LEAST MINOR FLOOD STAGE ARE 30-70% AT THIS  
TIME. THOSE DRAINING TOWARD THE COAST, PARTICULARLY IN LINCOLN  
AND LANE COUNTIES WHERE RAINFALL IS LIKELY TO CONTINUE LATER  
INTO FRIDAY MAY SEE MINOR TIDAL OVERFLOW AS RIVERS CRESTS  
COINCIDE WITH HIGH TIDE ON FRIDAY, THOUGH THIS OCCURRENCE  
REMAINS LOWER CONFIDENCE. RIVERS DRAINING THE CASCADES,  
INCLUDING THE MOHAWK, SANTIAM, PUDDING, MOLALLA, CLACKAMAS, AND  
SANDY, HAVE SLIGHTLY LOWER BUT STILL SIGNIFICANT CHANCES OF  
15-45%. THESE RIVERS WILL BEGIN TO RISE LATER ON THURSDAY AS  
HEAVY RAIN CONTINUES, NOT CRESTING UNTIL FRIDAY IN MOST CASES.  
THE WILLAMETTE RIVER MAIN STEM ITSELF ALSO HAS A 5-10% CHANCE OF  
REACHING FLOOD STAGE ABOVE WILLAMETTE FALLS, AND SLIGHTLY  
HIGHER CHANCES IN TIDALLY- INFLUENCED PORTIONS DOWNSTREAM OF  
OREGON CITY, HOWEVER RUNOFF WILL TAKE LONGER TO REACH THE  
WILLAMETTE AND FLOODING WOULD BE DELAYED LATER THAN IN ITS  
TRIBUTARIES. A FLOOD WATCH REMAINS IN EFFECT ACROSS ALL OF  
NORTHWESTERN OREGON AND SOUTHWESTERN WASHINGTON FROM 4 AM  
THURSDAY THROUGH 4 AM SATURDAY TO HIGHLIGHT THESE RISKS.  
 
THESE RIVER FORECASTS REMAIN VERY SENSITIVE TO RAINFALL  
FORECASTS, AND INTERESTED PARTIES SHOULD EXPECT CHANGES AS THE  
EVENT NEARS. THE LATEST RIVER FORECASTS ACROSS THE REGION CAN BE  
FOUND AT WWW.WATER.NOAA.GOV/WFO/PQR. -36  
 

 
   
PQR WATCHES/WARNINGS/ADVISORIES
 
 
OR...HIGH WIND WARNING UNTIL 6 AM PST WEDNESDAY FOR ORZ101>103.  
 
WIND ADVISORY UNTIL 6 AM PST WEDNESDAY FOR ORZ104>107-123>125.  
 
WA...HIGH WIND WARNING UNTIL 6 AM PST WEDNESDAY FOR WAZ201.  
 
WIND ADVISORY UNTIL 6 AM PST WEDNESDAY FOR WAZ202-203-208.  
 
WINTER WEATHER ADVISORY FROM 10 PM THIS EVENING TO 10 PM PST  
WEDNESDAY FOR WAZ211.  
 
PZ...GALE WARNING UNTIL 10 AM PST WEDNESDAY FOR PZZ210-251>253-  
271>273.  
 
HAZARDOUS SEAS WARNING FROM 10 AM TO 10 PM PST WEDNESDAY FOR  
PZZ210-251>253-271>273.  
 

 
 

 
 
WWW.WEATHER.GOV/PORTLAND  
 
INTERACT WITH US VIA SOCIAL MEDIA:  
WWW.FACEBOOK.COM/NWSPORTLAND  
X.COM/NWSPORTLAND  
 
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