572  
FNUS85 KVEF 171033  
FWLVEF  
 
ECCDA DISCUSSIONS  
NATIONAL WEATHER SERVICE LAS VEGAS NV  
333 AM PDT MON MAR 17 2025  
 
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## DISCUSSIONS FROM THE LATEST FWF BELOW ##  
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..DISCUSSION FROM RNOFWFVEF
 
 
STRONG WESTERLY-TO-SOUTHWESTERLY WINDS WILL IMPACT THE REGION TODAY  
AS A LOW PRESSURE SYSTEM MOVES THROUGH THE AREA. IN ADDITION TO  
GUSTY WINDS, THIS SYSTEM WILL BRING INCREASED CHANCES FOR LIGHT  
PRECIPITATION TO THE NORTHERN HALF OF OUR FORECAST AREA. WINDS WILL  
SHIFT TO THE NORTHWEST OVERNIGHT AS WE FIND OURSELVES ON THE BACK  
SIDE OF THIS SYSTEM. MUCH DRIER AIR WILL PUSH INTO THE REGION IN THE  
WAKE OF THIS LOW PRESSURE SYSTEM. THE SECOND HALF OF THE WEEK WILL  
BE CHARACTERIZED BY DRY CONDITIONS, AFTERNOON BREEZES, AND  
TEMPERATURES GRADUALLY CLIMBING BACK TO MORE SEASONAL VALUES.  
 
   
..DISCUSSION FROM LAXFWFSGX
 
 
ONSHORE FLOW AND HUMIDITY WILL INCREASE TODAY, BOOSTING WINDS IN ALL  
AREAS, ESPECIALLY THE MOUNTAINS AND DESERTS AND IMMEDIATE COAST.  
LIGHT SHOWERS, BARELY WETTING RAINS FOR SOME AREAS, WILL QUICKLY  
MOVE THROUGH THE REGION (EXCEPT THE DESERTS) BETWEEN 4 PM AND 10 PM  
LATE TODAY. DRY AND WARMER WEATHER RETURNS TUESDAY, WITH SOME  
OFFSHORE FLOW AND LOCAL NORTHEAST BREEZES IN THE FOOTHILLS  
WEDNESDAY MORNING, DROPPING HUMIDITY. BRISK ONSHORE FLOW AND HIGHER  
HUMIDITY RETURN FOR THURSDAY AND FRIDAY. ONSHORE FLOW WEAKENS OVER  
THE WEEKEND AND HIGH PRESSURE AMPLIFIES NEXT WEEK FOR MUCH WARMER  
WEATHER BUT LIGHT WINDS.  
 
   
..DISCUSSION FROM PHXFWFPSR
 
 
A PERIOD OF ELEVATED FIRE WEATHER CONDITIONS IS ANTICIPATED THIS  
AFTERNOON AND AGAIN MIDDAY TO EARLY AFTERNOON TOMORROW, FOR PARTS OF  
SOUTHEAST CA AND ALONG THE LOWER COLORADO RIVER VALLEY, AS A DRY  
WEATHER SYSTEM SWINGS THROUGH THE REGION. STRONG WEST TO NORTHWEST  
WINDS ARE EXPECTED BEGINNING THIS AFTERNOON, WITH GUSTS REACHING TO  
AND ABOVE 30 MPH BEGINNING AS EARLY AS 4-5 PM PDT. IN THE LATE  
AFTERNOON AND EARLY EVENING TODAY, RH VALUES WILL STILL BE AROUND  
15-20% BEFORE INCREASING ABOVE 25% AREAWIDE BY 7 PM. STRONG WINDS  
WILL CONTINUE THROUGH TONIGHT ACROSS WESTERN DISTRICTS, WITH BREEZY  
CONDITIONS ALSO SPREADING EASTWARD, AND THEN THERE WILL BE A PERIOD  
AROUND MIDDAY TO EARLY AFTERNOON TOMORROW WHEN NW WIND GUSTS WILL  
STILL BE AROUND 25-30 MPH WHILE RH VALUES DIP TO 10-15%. WIND GUSTS  
UP TO 30-40 MPH ARE ALSO ANTICIPATED IN PARTS OF SOUTHERN GILA  
COUNTY TOMORROW AFTERNOON, BUT MINRH VALUES ARE EXPECTED TO REMAIN  
ABOVE CRITICAL LEVEL (15%). GUSTINESS WILL SUBSIDE REGION-WIDE  
AFTER SUNSET TOMORROW. AFTERNOON HIGH TEMPERATURES TODAY WILL REACH  
AROUND 80 DEGREES ACROSS THE LOWER DESERTS AND THEN WILL BE SEVERAL  
DEGREES COOLER TOMORROW WITH THE PASSAGE OF THE WEATHER SYSTEM.  
 
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## ##  
## AFTER REVIEWING THE FWF DISCUSSIONS (ABOVE) - COMPLETE ##  
## THE DISCUSSION (BELOW) FOR THE ECCDA FORECAST ##  
## WHEN DONE CLICK TRANSMIT, PRODUCT SENT AS KVEFFWLVEF ##  
## ##  
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ECC027-180445-  
SAN BERNARDINO ECC DISPATCH-  
DISCUSSION FOR SAN BERNARDINO ECC DISPATCH  
333 AM PDT MON MAR 17 2025  
 
STRONG WESTERLY-TO-SOUTHWESTERLY WINDS WILL IMPACT THE REGION TODAY  
AS A LOW PRESSURE SYSTEM MOVES THROUGH THE AREA. IN ADDITION TO  
GUSTY WINDS, THIS SYSTEM WILL BRING INCREASED CHANCES FOR LIGHT  
PRECIPITATION WESTERN SAN BERNARDINO COUNTY. WINDS WILL SHIFT TO THE  
NORTHWEST ON TUESDAY AS WE FIND OURSELVES ON THE BACK SIDE OF THIS  
SYSTEM. MUCH DRIER AIR WILL PUSH INTO THE REGION IN THE WAKE OF THIS  
LOW PRESSURE SYSTEM. THE SECOND HALF OF THE WEEK WILL BE  
CHARACTERIZED BY DRY CONDITIONS, AFTERNOON BREEZES, AND TEMPERATURES  
GRADUALLY CLIMBING BACK TO MORE SEASONAL VALUES.  
 

 
 
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