025  
WGUS56 KHNX 071525  
FFWHNX  
CAC043-109-072115-  
/O.NEW.KHNX.FF.W.0006.180407T1525Z-180407T2115Z/  
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/  
 
BULLETIN - EAS ACTIVATION REQUESTED  
FLASH FLOOD WARNING  
NATIONAL WEATHER SERVICE SAN JOAQUIN VALLEY CA  
825 AM PDT SAT APR 7 2018  
 
THE NATIONAL WEATHER SERVICE IN HANFORD CA HAS ISSUED A  
 
* FLASH FLOOD WARNING FOR...  
NORTHWESTERN MARIPOSA COUNTY IN CENTRAL CALIFORNIA...  
SOUTHWESTERN TUOLUMNE COUNTY IN NORTHERN CALIFORNIA...  
 
* UNTIL 215 PM PDT  
 
* AT 820 AM PDT, DOPPLER RADAR INDICATED HEAVY RAIN MOVING ACROSS  
THE WARNED AREA. FLASH FLOODING IS EXPECTED TO BEGIN SHORTLY.  
 
EXCESSIVE RAINFALL OVER THE DETWILER BURN SCAR WILL RESULT IN DEBRIS  
FLOW OR MUDSLIDES IN AND AROUND THE DETWILER BURN SCAR. LINE OF  
HEAVY RAIN STRETCHES FAR BACK TO THE WEST, AND WILL MOVE OVER THE  
BURN SCAR AND NEARBY AREAS OVER THE NEXT FEW HOURS AT LEAST. THE  
DEBRIS FLOW CAN CONSIST OF ROCK, MUD, VEGETATION AND OTHER LOOSE  
MATERIALS.  
 
* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...  
BOOTJACK, MARIPOSA, CATHEYS VALLEY AND LAKE MCCLURE.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
MOVE AWAY FROM RECENTLY BURNED AREAS. LIFE-THREATENING FLOODING OF  
CREEKS, ROADS AND NORMALLY DRY ARROYOS MAY OCCUR. THE HEAVY RAINS  
WILL LIKELY TRIGGER ROCKSLIDES, MUDSLIDES AND DEBRIS FLOWS IN STEEP  
TERRAIN, ESPECIALLY IN AND AROUND THESE AREAS.  
 
STAY AWAY OR BE SWEPT AWAY. RIVER BANKS AND CULVERTS CAN BECOME  
UNSTABLE AND UNSAFE.  
 

 
 
LAT...LON 3781 12003 3742 11987 3735 12022 3768 12040  
3768 12037 3765 12033 3767 12031 3773 12034  
3774 12028 3773 12026 3776 12024 3776 12020  
3780 12018 3778 12013 3783 12008  
 

 
 
KM  
 
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