862  
WWHW40 PHFO 180116  
WSWHFO  
 
URGENT - WINTER WEATHER MESSAGE  
NATIONAL WEATHER SERVICE HONOLULU HI  
316 PM HST SAT FEB 17 2018  
 
...WINTER WEATHER ADVISORY FOR BIG ISLAND SUMMITS ABOVE  
10500 FEET FROM NOON TODAY THROUGH MONDAY...  
 
.ABUNDANT LOW TO MID LEVEL MOISTURE WILL REMAIN OVER THE BIG  
ISLAND THROUGH THE HOLIDAY WEEKEND. AS A STRONG UPPER LEVEL  
TROUGH MOVES OVERHEAD TONIGHT AND SUNDAY, HEAVY SNOW SHOWERS AND  
THUNDERSTORMS WILL LIKELY DEVELOP.  
 
HIZ028-181430-  
/O.CON.PHFO.WW.Y.0006.000000T0000Z-180220T0400Z/  
BIG ISLAND SUMMITS-  
316 PM HST SAT FEB 17 2018  
 
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM HST  
MONDAY...  
 
* WHAT...SNOW EXPECTED. PLAN ON HAZARDOUS ROAD CONDITIONS MAKING  
TRAVEL TO THE SUMMITS DANGEROUS. SNOW ACCUMULATIONS OF 2 TO 4  
INCHES, WITH LOCALIZED AMOUNTS UP TO 6 INCHES, ARE EXPECTED.  
 
* WHERE...BIG ISLAND SUMMITS ABOVE 10,500 FEET.  
 
* WHEN...THROUGH MONDAY AFTERNOON.  
 
* ADDITIONAL DETAILS...BE PREPARED FOR REDUCED VISIBILITIES AT  
TIMES. HEAVY BURSTS OF SNOW COULD ALSO BE ACCOMPANIED BY  
LIGHTNING.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
A WINTER WEATHER ADVISORY FOR SNOW MEANS PERIODS OF SNOW WILL  
CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND  
LIMITED VISIBILITIES, AND USE EXTREME CAUTION WHILE DRIVING.  
 

 
WROE  
 
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