749  
WWHW40 PHFO 190149  
WSWHFO  
 
URGENT - WINTER WEATHER MESSAGE  
NATIONAL WEATHER SERVICE HONOLULU HI  
349 PM HST FRI APR 18 2025  
 
.A SLOW MOVING UPPER LEVEL TROUGH WILL MOVE THROUGH THE ISLANDS  
THROUGH FRIDAY, BRINGING THE POTENTIAL FOR PERIODS OF SNOW TO THE  
BIG ISLAND SUMMITS.  
 
HIZ028-191500-  
/O.CON.PHFO.WW.Y.0002.000000T0000Z-250419T1600Z/  
BIG ISLAND SUMMITS-  
349 PM HST FRI APR 18 2025  
 
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM HST  
SATURDAY...  
 
* WHAT...SNOW. ADDITIONAL SNOW ACCUMULATIONS UP TO TWO INCHES.  
 
* WHERE...BIG ISLAND SUMMITS.  
 
* WHEN...UNTIL 6 AM HST SATURDAY.  
 
* IMPACTS...TRAVEL COULD BE VERY DIFFICULT. BLOWING SNOW WILL  
SIGNIFICANTLY REDUCE VISIBILITY AT TIMES, WITH PERIODS OF ZERO  
VISIBILITY.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW, SLEET, OR  
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR  
SLIPPERY ROADS AND LIMITED VISIBILITIES AND USE CAUTION WHILE  
DRIVING.  
 
 
 
 
 
FARRIS  
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