URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE PORTLAND OR
824 AM PDT WED AUG 17 2016
....CRITICAL FIRE WEATHER CONDITIONS ARE EXPECTED TO DEVELOP
THURSDAY AND CONTINUE THROUGH AT LEAST FRIDAY NIGHT...
.DRY NORTHERLY LOW-LEVEL FLOW THURSDAY AFTERNOON WILL LEAD TO
POTENTIALLY CRITICAL FIRE WEATHER CONDITIONS FOR THE WILLAMETTE
VALLEY...ESPECIALLY THE CENTRAL AND SOUTH PORTIONS. A BROADER
OFFSHORE WIND PATTERN THEN BEGINS TO SET UP THURSDAY NIGHT.
INITIALLY...THE EAST WIND WILL IMPACT THE SOUTH WASHINGTON AND
NORTH OREGON CASCADES AND FOOTHILLS...THE NORTH OREGON COAST RANGE
AND THE WILLAPA HILLS OF SOUTHWEST WASHINGTON. THE OFFSHORE WIND
PATTERN IS FORECAST TO STRENGTHEN LATE THURSDAY NIGHT THROUGH
FRIDAY MORNING...LIKELY AFFECTING MUCH OF NORTHWEST OREGON AND
SOUTHWEST WASHINGTON. THE WIND WILL START TO DIMINISH FRIDAY
EVENING...BUT SATURDAY WILL REMAIN HOT...DRY...AND UNSTABLE AS A
THERMAL TROUGH OF LOW PRESSURE LINGERS NEARBY.
ORZ604-180030-
/O.UPG.KPQR.FW.A.0001.160818T2000Z-160819T0300Z/
/O.NEW.KPQR.FW.W.0001.160818T2000Z-160819T0300Z/
/O.CON.KPQR.FW.A.0002.160819T0700Z-160820T1200Z/
WILLAMETTE VALLEY-
824 AM PDT WED AUG 17 2016
...RED FLAG WARNING IN EFFECT FROM 1 PM TO 8 PM PDT THURSDAY FOR
WIND AND LOW RELATIVE HUMIDITY FOR OREGON FIRE WEATHER ZONE 604...
...FIRE WEATHER WATCH REMAINS IN EFFECT FROM MIDNIGHT THURSDAY
NIGHT THROUGH LATE FRIDAY NIGHT FOR WIND AND LOW RELATIVE
HUMIDITY FOR OREGON FIRE WEATHER ZONE 604...
THE NATIONAL WEATHER SERVICE IN PORTLAND HAS ISSUED A RED FLAG
WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT
FROM 1 PM TO 8 PM PDT THURSDAY. ALSO...A FIRE WEATHER WATCH
REMAINS IN EFFECT FROM MIDNIGHT THURSDAY NIGHT THROUGH LATE FRIDAY
NIGHT FOR WIND AND LOW RELATIVE HUMIDITY.
* AFFECTED AREA...OREGON FIRE WEATHER ZONE 604. THIS INCLUDES THE
WILLAMETTE AND TUALATIN VALLEYS.
* WIND THURSDAY...NORTH TO NORTHEAST 10 TO 15 MPH WITH GUSTS UP TO
25 MPH THURSDAY AFTERNOON THROUGH THE EVENING. MOST SUSCEPTIBLE
AREAS WILL BE THE CENTRAL AND SOUTH WILLAMETTE VALLEY.
* WIND FRIDAY...NORTHEAST 10 TO 15 MPH WITH GUSTS TO 25 MPH...BUT
EAST 15 TO 20 MPH WITH GUSTS TO 35 MPH ACROSS EASTERN PARTS OF
THE PORTLAND METRO AREA AND NEAR THE COLUMBIA GORGE.
* RELATIVE HUMIDITY...AS LOW AS 15 PERCENT.
* IMPACTS...DUE TO DRY FUEL CONDITIONS...ANY FIRE START HAS THE
POTENTIAL FOR RAPID SPREAD.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW....OR WILL SHORTLY. A COMBINATION OF
STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES CAN
CONTRIBUTE TO EXTREME FIRE BEHAVIOR.
A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE
RED FLAG WARNINGS.
&&
$$
Excessive Heat Warning
URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PORTLAND OR
1256 PM PDT WED AUG 17 2016
...HOT WEATHER THURSDAY AFTERNOON THROUGH SATURDAY EVENING...
.AN UPPER RIDGE OF HIGH PRESSURE WILL SETTLE OVER THE AREA
THURSDAY THROUGH SATURDAY FOR INCREASINGLY HOT WEATHER. NORTHEAST
TO EAST WINDS WILL INTENSIFY THE HEATING ON FRIDAY. HIGH
TEMPERATURES WILL BE IN THE UPPER 90S TO JUST OVER 100 AND THE
OVERNIGHT LOWS WILL ONLY COOL TO THE 60S IN MANY AREAS. THIS
EXTENDED PERIOD OF HOT WEATHER WILL INCREASE THE RISK OF HEAT
RELATED ILLNESSES AND INJURIES.
ORZ003>008-010-012-015-WAZ020-022-039-040-045-181300-
/O.UPG.KPQR.EH.A.0002.160818T2100Z-160821T0400Z/
/O.NEW.KPQR.EH.W.0003.160818T2100Z-160821T0400Z/
COAST RANGE OF NORTHWEST OREGON-
CENTRAL COAST RANGE OF WESTERN OREGON-LOWER COLUMBIA-
GREATER PORTLAND METRO AREA-CENTRAL WILLAMETTE VALLEY-
SOUTH WILLAMETTE VALLEY-NORTHERN OREGON CASCADE FOOTHILLS-
CASCADE FOOTHILLS IN LANE COUNTY-WESTERN COLUMBIA RIVER GORGE-
WILLAPA HILLS-I-5 CORRIDOR IN COWLITZ COUNTY-
GREATER VANCOUVER AREA-SOUTH WASHINGTON CASCADE FOOTHILLS-
INCLUDING THE CITIES OF...VERNONIA...VENETA...ST. HELENS...
HILLSBORO...PORTLAND...OREGON CITY...GRESHAM...SALEM...
MCMINNVILLE...EUGENE...SPRINGFIELD...CORVALLIS...ALBANY...
LEBANON...SANDY...ESTACADA...SWEET HOME...COTTAGE GROVE...
CORBETT...LONGVIEW...KELSO...VANCOUVER...BATTLE GROUND...
WASHOUGAL...TOUTLE...ARIEL...LAKE MERWIN...COUGAR
1256 PM PDT WED AUG 17 2016
...EXCESSIVE HEAT WARNING IN EFFECT FROM 2 PM THURSDAY TO 9 PM
PDT SATURDAY FOR SOUTHWEST WASHINGTON AND NORTHWEST OREGON FROM
THE COAST RANGE TO THE CASCADE FOOTHILLS...INCLUDING THE PORTLAND
METRO AREA AND THE WESTERN COLUMBIA RIVER GORGE...
THE NATIONAL WEATHER SERVICE IN PORTLAND HAS ISSUED AN EXCESSIVE
HEAT WARNING...WHICH IS IN EFFECT FROM 2 PM THURSDAY TO 9 PM PDT
SATURDAY.
* TIMING: THURSDAY AFTERNOON THROUGH SATURDAY EVENING...WITH
FRIDAY BEING THE HOTTEST OF THE THREE DAYS.
* HIGH TEMPERATURE: FROM 95 TO 105.
* LOW TEMPERATURE: UPPER 50S TO UPPER 60S.
* LOCATIONS INCLUDE: VERNONIA...VENETA...ST. HELENS...
HILLSBORO...PORTLAND...OREGON CITY...GRESHAM...SALEM...
MCMINNVILLE...EUGENE...SPRINGFIELD...CORVALLIS...ALBANY...
LEBANON...SANDY...ESTACADA...SWEET HOME...COTTAGE GROVE...
CORBETT...LONGVIEW...KELSO...VANCOUVER...BATTLE GROUND...
WASHOUGAL...TOUTLE...ARIEL...LAKE MERWIN...COUGAR
* IMPACTS: THE ELDERLY...YOUTH...AND THOSE WITHOUT AIR
CONDITIONING WILL BE VULNERABLE TO THE HEAT. THOSE WORKING
OR EXERCISING OUTDOORS WILL BE AT AN INCREASED RISK OF
DEHYDRATION AND HEAT-RELATED ILLNESS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF
DANGEROUSLY HOT TEMPERATURES WILL OCCUR. THE COMBINATION OF HOT
TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A DANGEROUS
SITUATION IN WHICH HEAT ILLNESSES ARE LIKELY. DRINK PLENTY OF
FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF THE SUN...
AND CHECK UP ON RELATIVES AND NEIGHBORS.
YOUNG CHILDREN AND PETS SHOULD NEVER BE LEFT UNATTENDED IN
VEHICLES UNDER ANY CIRCUMSTANCES. THIS IS ESPECIALLY TRUE DURING
WARM OR HOT WEATHER WHEN CAR INTERIORS CAN REACH LETHAL
TEMPERATURES IN A MATTER OF MINUTES.
THOSE SEEKING RELIEF FROM THE HEAT IN THE OCEAN...LAKES...POOLS...
OR RIVERS SHOULD BE DILIGENT ABOUT WATER SAFETY. WEAR A LIFE
PRESERVING VEST...MAINTAIN A GOOD DISTANCE FROM MOVING BOATS...
AND ONLY SWIM TO YOUR ABILITIES.
&&
$$
Red Flag Warning
URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE PORTLAND OR
824 AM PDT WED AUG 17 2016
....CRITICAL FIRE WEATHER CONDITIONS ARE EXPECTED TO DEVELOP
THURSDAY AND CONTINUE THROUGH AT LEAST FRIDAY NIGHT...
.DRY NORTHERLY LOW-LEVEL FLOW THURSDAY AFTERNOON WILL LEAD TO
POTENTIALLY CRITICAL FIRE WEATHER CONDITIONS FOR THE WILLAMETTE
VALLEY...ESPECIALLY THE CENTRAL AND SOUTH PORTIONS. A BROADER
OFFSHORE WIND PATTERN THEN BEGINS TO SET UP THURSDAY NIGHT.
INITIALLY...THE EAST WIND WILL IMPACT THE SOUTH WASHINGTON AND
NORTH OREGON CASCADES AND FOOTHILLS...THE NORTH OREGON COAST RANGE
AND THE WILLAPA HILLS OF SOUTHWEST WASHINGTON. THE OFFSHORE WIND
PATTERN IS FORECAST TO STRENGTHEN LATE THURSDAY NIGHT THROUGH
FRIDAY MORNING...LIKELY AFFECTING MUCH OF NORTHWEST OREGON AND
SOUTHWEST WASHINGTON. THE WIND WILL START TO DIMINISH FRIDAY
EVENING...BUT SATURDAY WILL REMAIN HOT...DRY...AND UNSTABLE AS A
THERMAL TROUGH OF LOW PRESSURE LINGERS NEARBY.
ORZ604-180030-
/O.UPG.KPQR.FW.A.0001.160818T2000Z-160819T0300Z/
/O.NEW.KPQR.FW.W.0001.160818T2000Z-160819T0300Z/
/O.CON.KPQR.FW.A.0002.160819T0700Z-160820T1200Z/
WILLAMETTE VALLEY-
824 AM PDT WED AUG 17 2016
...RED FLAG WARNING IN EFFECT FROM 1 PM TO 8 PM PDT THURSDAY FOR
WIND AND LOW RELATIVE HUMIDITY FOR OREGON FIRE WEATHER ZONE 604...
...FIRE WEATHER WATCH REMAINS IN EFFECT FROM MIDNIGHT THURSDAY
NIGHT THROUGH LATE FRIDAY NIGHT FOR WIND AND LOW RELATIVE
HUMIDITY FOR OREGON FIRE WEATHER ZONE 604...
THE NATIONAL WEATHER SERVICE IN PORTLAND HAS ISSUED A RED FLAG
WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT
FROM 1 PM TO 8 PM PDT THURSDAY. ALSO...A FIRE WEATHER WATCH
REMAINS IN EFFECT FROM MIDNIGHT THURSDAY NIGHT THROUGH LATE FRIDAY
NIGHT FOR WIND AND LOW RELATIVE HUMIDITY.
* AFFECTED AREA...OREGON FIRE WEATHER ZONE 604. THIS INCLUDES THE
WILLAMETTE AND TUALATIN VALLEYS.
* WIND THURSDAY...NORTH TO NORTHEAST 10 TO 15 MPH WITH GUSTS UP TO
25 MPH THURSDAY AFTERNOON THROUGH THE EVENING. MOST SUSCEPTIBLE
AREAS WILL BE THE CENTRAL AND SOUTH WILLAMETTE VALLEY.
* WIND FRIDAY...NORTHEAST 10 TO 15 MPH WITH GUSTS TO 25 MPH...BUT
EAST 15 TO 20 MPH WITH GUSTS TO 35 MPH ACROSS EASTERN PARTS OF
THE PORTLAND METRO AREA AND NEAR THE COLUMBIA GORGE.
* RELATIVE HUMIDITY...AS LOW AS 15 PERCENT.
* IMPACTS...DUE TO DRY FUEL CONDITIONS...ANY FIRE START HAS THE
POTENTIAL FOR RAPID SPREAD.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW....OR WILL SHORTLY. A COMBINATION OF
STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES CAN
CONTRIBUTE TO EXTREME FIRE BEHAVIOR.
A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE
RED FLAG WARNINGS.