949  
WWUS86 KMFR 192236  
RFWMFR  
 
URGENT - FIRE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE MEDFORD OR  
336 PM PDT SAT AUG 19 2017  
   
..STRONG WINDS EXPECTED THIS EVENING THROUGH NOON SUNDAY
 
 
.GUSTY NORTHEAST WINDS ARE EXPECTED ACROSS THE COAST RANGE AND IN  
THE COASTAL RIVER VALLEYS OF CURRY COUNTY AND MOST OF FIRE WEATHER  
ZONES 618 AND 619 FROM SATURDAY AFTERNOON THROUGH NOON SUNDAY.  
RELATIVE HUMIDITIES WILL LOWER THIS AFTERNOON AND EVENING AS WINDS  
INCREASE, AND RELATIVE HUMIDITY RECOVERIES WILL BE MODERATE TO  
POOR SATURDAY NIGHT THROUGH SUNDAY MORNING AS WINDS CONTINUE.  
 
ORZ618-201900-  
/O.CON.KMFR.FW.W.0031.000000T0000Z-170820T1900Z/  
SOUTHERN OREGON COAST-  
336 PM PDT SAT AUG 19 2017  
 
...RED FLAG WARNING IN EFFECT UNTIL NOON PDT SUNDAY FOR STRONG  
GUSTY WIND WITH LOW RH FOR FIRE WEATHER ZONE 618...  
 
THE NATIONAL WEATHER SERVICE IN MEDFORD HAS ISSUED A RED FLAG  
WARNING...WHICH IS IN EFFECT UNTIL NOON PDT SUNDAY.  
 
* IMPACTS: STRONG, GUSTY WIND WITH LOW RELATIVE HUMIDITY AND VERY  
HIGH FIRE DANGER WILL LEAD TO THE POTENTIAL FOR SIGNIFICANT  
SPREAD OF NEW AND EXISTING FIRES.  
 
* AFFECTED AREA:  
IN SOUTHWEST OR...THE UPPER SLOPES, RIDGES, AND MAJOR RIVER  
VALLEYS IN FIRE WEATHER ZONE 618.  
 
* WIND: NORTHEAST 15 TO 25 MPH WITH 25 TO AS HIGH 40 MPH.  
 
* MINIMUM RELATIVE HUMIDITY: 15 TO 25 PERCENT, LOCALLY LOWER.  
 
* MAXIMUM RELATIVE HUMIDITY: 30 TO 50 PERCENT, LOCALLY LOWER.  
 
* VIEW THE HAZARD AREA IN DETAIL AT  
HTTP://WWW.WRH.NOAA.GOV/MAP/?WFO=MFR  
 
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 WILL CREATE  
EXTREME FIRE GROWTH POTENTIAL.  
 

 
 
ORZ619-201900-  
/O.CON.KMFR.FW.W.0031.170820T0000Z-170820T1900Z/  
WESTERN ROGUE RIVER-SISKIYOU NATIONAL FOREST-  
336 PM PDT SAT AUG 19 2017  
 
...RED FLAG WARNING IN EFFECT FROM 5 PM THIS AFTERNOON TO NOON PDT  
SUNDAY FOR STRONG GUSTY WIND WITH LOW RH FOR FIRE WEATHER ZONE  
619...  
 
THE NATIONAL WEATHER SERVICE IN MEDFORD HAS ISSUED A RED FLAG  
WARNING...WHICH IS IN EFFECT FROM 5 PM THIS AFTERNOON TO NOON PDT  
SUNDAY. THIS UPGRADES THE FIRE WEATHER WATCH.  
 
* IMPACTS: STRONG, GUSTY WIND WITH LOW RELATIVE HUMIDITY AND VERY  
HIGH FIRE DANGER WILL LEAD TO THE POTENTIAL FOR SIGNIFICANT  
SPREAD OF NEW AND EXISTING FIRES.  
 
* AFFECTED AREA:  
IN SOUTHWEST OR...THE UPPER SLOPES, RIDGES, AND MAJOR RIVER  
VALLEYS OF FIRE WEATHER ZONE 619, MAINLY IN CURRY COUNTY.  
 
* WIND: NORTHEAST 15 TO 25 MPH WITH 25 TO AS HIGH 40 MPH.  
 
* MINIMUM RELATIVE HUMIDITY: 15 TO 25 PERCENT, LOCALLY LOWER.  
 
* MAXIMUM RELATIVE HUMIDITY: 30 TO 50 PERCENT, LOCALLY LOWER.  
 
* VIEW THE HAZARD AREA IN DETAIL AT  
HTTP://WWW.WRH.NOAA.GOV/MAP/?WFO=MFR  
 
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 WILL CREATE  
EXTREME FIRE GROWTH POTENTIAL.  
 

 
 
BTL  
 
VISIT US AT WWW.WEATHER.GOV/MEDFORD  
 
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