837  
FNUS86 KEKA 151837  
FWLEKA  
 
ECCDA DISCUSSIONS  
NATIONAL WEATHER SERVICE EUREKA CA  
1137 AM PDT SUN JUN 15 2025  
 
ECC001-161245-  
FORTUNA DISPATCH-  
DISCUSSION FOR FORTUNA DISPATCH  
1137 AM PDT SUN JUN 15 2025  
 
WARMER INLAND TEMPERATURES TODAY. AN APPROACHING  
SHORTWAVE TROUGH IS BRINGING SOME WEAK ELEVATED INSTABILITY AND  
MOISTURE THIS AFTERNOON. MOISTURE IS LACKING, BUT A LOW CHANCE (UP  
TO 5%) EXITS FOR ISOLATED DRY THUNDERSTORMS THIS AFTERNOON AND  
EVENING FOR MAINLY HUMBOLDT AND DEL NORTE COUNTIES AS THIS  
FEATURE INTERACTS WITH THE HIGHER TERRAIN. COLDER CLOUD TOPS AND  
A CUMULUS FIELD ARE OBSERVED ON SATELLITE OVER HUMBOLDT AND DEL  
NORTE COUNTIES THIS AFTERNOON. TRINITY COUNTY HAS A BRIEF CHANCE  
THIS AFTERNOON AND A SECOND CHANCE IN FAR NE PORTIONS OF THE  
COUNTY MONDAY AFTERNOON FOR AN ISOLATED THUNDERSTORM AS THE TROUGH  
AXIS PASSES. NORTHERLY WINDS ARE INCREASING IN SOUTHERN MENDOCINO  
AND LAKE COUNTY THIS AFTERNOON. THESE WINDS WILL FURTHER INCREASE  
MONDAY AFTERNOON OVER THE INTERIOR RIDGES, MAINLY IN SOUTHERN  
MENDOCINO AND LAKE COUNTIES. THESE MAINLY DIURNALLY- DRIVEN  
AFTERNOON WINDS WILL TREND SLIGHTLY LOWER TUESDAY, BUT WILL  
INCREASE AGAIN LATE NEXT WEEK WITH A STRONGER TROUGH AND FRONT.  
MINIMUM RH VALUES WILL TREND LOWER EARLY TO MID NEXT WEEK, WITH  
SOME VALUES IN THE MID TO UPPER TEENS WEDNESDAY. LOCALLY ELEVATED  
TO SOME BRIEF CRITICAL FIRE WEATHER CONDITIONS WILL DEVELOP WITH  
THESE AFTERNOON WIND PULSES AND LOWERING RH.  
 

 
 
ECC006-161245-  
HOWARD FOREST DISPATCH-  
DISCUSSION FOR HOWARD FOREST DISPATCH  
1137 AM PDT SUN JUN 15 2025  
 
WARMER INLAND TEMPERATURES TODAY. AN APPROACHING  
SHORTWAVE TROUGH IS BRINGING SOME WEAK ELEVATED INSTABILITY AND  
MOISTURE THIS AFTERNOON. MOISTURE IS LACKING, BUT A LOW CHANCE (UP  
TO 5%) EXITS FOR ISOLATED DRY THUNDERSTORMS THIS AFTERNOON AND  
EVENING FOR MAINLY HUMBOLDT AND DEL NORTE COUNTIES AS THIS  
FEATURE INTERACTS WITH THE HIGHER TERRAIN. COLDER CLOUD TOPS AND  
A CUMULUS FIELD ARE OBSERVED ON SATELLITE OVER HUMBOLDT AND DEL  
NORTE COUNTIES THIS AFTERNOON. TRINITY COUNTY HAS A BRIEF CHANCE  
THIS AFTERNOON AND A SECOND CHANCE IN FAR NE PORTIONS OF THE  
COUNTY MONDAY AFTERNOON FOR AN ISOLATED THUNDERSTORM AS THE TROUGH  
AXIS PASSES. NORTHERLY WINDS ARE INCREASING IN SOUTHERN MENDOCINO  
AND LAKE COUNTY THIS AFTERNOON. THESE WINDS WILL FURTHER INCREASE  
MONDAY AFTERNOON OVER THE INTERIOR RIDGES, MAINLY IN SOUTHERN  
MENDOCINO AND LAKE COUNTIES. THESE MAINLY DIURNALLY- DRIVEN  
AFTERNOON WINDS WILL TREND SLIGHTLY LOWER TUESDAY, BUT WILL  
INCREASE AGAIN LATE NEXT WEEK WITH A STRONGER TROUGH AND FRONT.  
MINIMUM RH VALUES WILL TREND LOWER EARLY TO MID NEXT WEEK, WITH  
SOME VALUES IN THE MID TO UPPER TEENS WEDNESDAY. LOCALLY ELEVATED  
TO SOME BRIEF CRITICAL FIRE WEATHER CONDITIONS WILL DEVELOP WITH  
THESE AFTERNOON WIND PULSES AND LOWERING RH.  
 

 
 
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