592  
WWUS86 KPDT 072027  
RFWPDT  
 
URGENT - FIRE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE PENDLETON OR  
127 PM PDT MON JUL 7 2025  
 
...DRY THUNDERSTORMS EXPECTED FOR TUESDAY IN CENTRAL OREGON,  
FOLLOWED BY DRY AND WINDY CONDITIONS ACROSS THE COLUMBIA BASIN  
WEDNESDAY...  
 
.A HIGH PRESSURE RIDGE WILL ALLOW TEMPERATURES TO HEAT UP AND RHS  
TO DROP THROUGH TUESDAY, BEFORE AN UPPER-LEVEL LOW LIFTS THROUGH  
THE REGION TUESDAY NIGHT INTO WEDNESDAY. THIS LOW WILL LEAD TO  
THUNDERSTORM DEVELOPMENT ACROSS CENTRAL OREGON STARTING TUESDAY  
AFTERNOON, FOLLOWED BY GUSTY CONDITIONS IN THE FRONT'S WAKE ON  
WEDNESDAY.  
 
ORZ700-705-082200-  
/O.UPG.KPDT.FW.A.0002.250708T2100Z-250709T0600Z/  
/O.NEW.KPDT.FW.W.0005.250708T2100Z-250709T0600Z/  
CENTRAL MOUNTAINS OF OREGON-SOUTHERN DESCHUTES NATIONAL FOREST-  
127 PM PDT MON JUL 7 2025  
 
...RED FLAG WARNING IN EFFECT FROM 2 PM TO 11 PM PDT TUESDAY FOR  
ABUNDANT LIGHTNING FOR FIRE WEATHER ZONES OR700 AND OR705...  
 
THE NATIONAL WEATHER SERVICE IN PENDLETON HAS ISSUED A RED FLAG  
WARNING FOR DRY THUNDERSTORMS WITH ABUNDANT LIGHTNING, WHICH IS  
IN EFFECT FROM 2 PM TO 11 PM PDT TUESDAY. THE FIRE WEATHER WATCH  
IS NO LONGER IN EFFECT.  
 
* AFFECTED AREA...FIRE WEATHER ZONES 700 CENTRAL MOUNTAINS OF  
OREGON AND 705 SOUTHERN DESCHUTES NATIONAL FOREST.  
 
* TIMING...FROM 2 PM TO 11 PM PDT TUESDAY.  
 
* IMPACTS...ANY FIRE THAT DEVELOPS WILL CATCH AND SPREAD  
QUICKLY. OUTDOOR BURNING IS NOT RECOMMENDED.  
 
* THUNDERSTORMS...STORMS ARE MOSTLY EXPECTED TO BE DRY WITH  
RAINFALL AMOUNTS LESS THAN A TENTH OF AN INCH, THOUGH A FEW  
STORMS COULD PRODUCE RAINFALL AMOUNTS IN EXCESS OF A TENTH OF  
AN INCH.  
 
* OUTFLOW WINDS...AS HIGH AS 45 MPH.  
 
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.  
 
 
 
 
 
ORZ696-082200-  
/O.NEW.KPDT.FW.W.0005.250708T2100Z-250709T0600Z/  
JOHN DAY VALLEY-  
127 PM PDT MON JUL 7 2025  
 
...RED FLAG WARNING IN EFFECT FROM 2 PM TO 11 PM PDT TUESDAY FOR  
ABUNDANT LIGHTNING FOR FIRE WEATHER ZONE OR696...  
 
THE NATIONAL WEATHER SERVICE IN PENDLETON HAS ISSUED A RED FLAG  
WARNING FOR ABUNDANT LIGHTNING, WHICH IS IN EFFECT FROM 2 PM TO  
11 PM PDT TUESDAY.  
 
* AFFECTED AREA...FIRE WEATHER ZONE 696 JOHN DAY VALLEY.  
 
* TIMING...FROM 2 PM TO 11 PM PDT TUESDAY.  
 
* IMPACTS...ANY FIRE THAT DEVELOPS WILL CATCH AND SPREAD  
QUICKLY. OUTDOOR BURNING IS NOT RECOMMENDED.  
 
* THUNDERSTORMS...STORMS ARE MOSTLY EXPECTED TO BE DRY WITH  
RAINFALL AMOUNTS LESS THAN A TENTH OF AN INCH, THOUGH A FEW  
STORMS COULD PRODUCE RAINFALL AMOUNTS IN EXCESS OF A TENTH OF  
AN INCH.  
 
* OUTFLOW WINDS...AS HIGH AS 45 MPH.  
 
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.  
 
 
 
 
 
ORZ691-WAZ691-082200-  
/O.NEW.KPDT.FW.A.0003.250709T1800Z-250710T0500Z/  
LOWER COLUMBIA BASIN OF OREGON-LOWER COLUMBIA BASIN OF WASHINGTON-  
127 PM PDT MON JUL 7 2025  
 
...FIRE WEATHER WATCH IN EFFECT FROM WEDNESDAY MORNING THROUGH  
WEDNESDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE  
WEATHER ZONES OR691 AND WA691...  
 
THE NATIONAL WEATHER SERVICE IN PENDLETON HAS ISSUED A FIRE  
WEATHER WATCH FOR ABUNDANT LIGHTNING, WHICH IS IN EFFECT FROM  
WEDNESDAY MORNING THROUGH WEDNESDAY EVENING.  
 
* AFFECTED AREA...FIRE WEATHER ZONES 691 LOWER COLUMBIA BASIN OF  
OREGON AND 691 LOWER COLUMBIA BASIN OF WASHINGTON.  
 
* TIMING...FROM WEDNESDAY MORNING THROUGH WEDNESDAY EVENING.  
 
* WINDS...WEST 15 TO 20 MPH WITH GUSTS UP TO 35 MPH.  
 
* RELATIVE HUMIDITY...AS LOW AS 18 PERCENT.  
 
* IMPACTS...ANY FIRE THAT DEVELOPS WILL CATCH AND SPREAD  
QUICKLY. OUTDOOR BURNING IS NOT RECOMMENDED.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS  
ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE  
RED FLAG WARNINGS.  
 
 
 
 
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