948  
WGMY80 PGUM 240216  
FLSGUM  
 
FLOOD ADVISORY  
NATIONAL WEATHER SERVICE TIYAN GU  
1216 PM CHST FRI JUL 24 2026  
 
.ISLAND-INDUCED SHOWERS HAVE BEGUN DEVELOPING AND TRAILING THE  
WESTERN SHORES OF GUAM, WITH SOME CELLS NOW TRAINING IN THE UMATAK  
AREA JUST OVER ROUTE 2. THESE SHOWERS MAY DEVELOP OVER OTHER AREAS  
ALONG WESTERN PORTIONS OF GUAM LATER THIS AFTERNOON.  
 
GUC010-240415-  
/O.NEW.PGUM.FA.Y.0070.260724T0216Z-260724T0415Z/  
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/  
GUAM-  
1216 PM CHST FRI JUL 24 2026  
   
..FLOOD ADVISORY IN EFFECT UNTIL 215 PM CHST THIS AFTERNOON  
 
* WHAT...URBAN AREA AND SMALL STREAM FLOODING CAUSED BY EXCESSIVE  
RAINFALL IS EXPECTED.  
 
* WHERE...HUMATAK AREA, GUAM...  
 
* WHEN...UNTIL 215 PM CHST.  
 
* IMPACTS...MINOR FLOODING IN LOW-LYING AND POOR DRAINAGE AREAS.  
 
* ADDITIONAL DETAILS...  
- AT 1212 PM CHST, DOPPLER RADAR INDICATED HEAVY SHOWERS. THIS IS  
CAUSING URBAN AND SMALL STREAM FLOODING.  
- NIMITZ BEACH PARK AREA IS THE MOST LIKELY PLACE TO EXPERIENCE  
MINOR FLOODING.  
- SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...  
MAINLY HUMATAK.  
- HTTP://WWW.WEATHER.GOV/SAFETY/FLOOD  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
TURN AROUND, DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD  
DEATHS OCCUR IN VEHICLES.  
 
 
 
LAT...LON 1338 14462 1341 14465 1340 14466 1339 14466  
1338 14468 1334 14468 1333 14466 1333 14465  
1334 14464 1334 14463 1332 14465 1333 14461  
1337 14462  
 
 
 
EM  
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