554
WGHW50 PHFO 220835
FFWHFO
HIC009-221145-
/O.NEW.PHFO.FF.W.0025.260322T0835Z-260322T1145Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE HONOLULU HI
1035 PM HST SAT MAR 21 2026
THE NATIONAL WEATHER SERVICE IN HONOLULU HAS ISSUED A
* FLASH FLOOD WARNING FOR...
THE ISLAND OF MAUI IN MAUI COUNTY
* UNTIL 145 AM HST.
* AT 1035 PM HST, RADAR INDICATED HEAVY SHOWERS AND THUNDERSTORMS
EXPANDING ACROSS ALL OF MAUI, WITH RAINFALL RATES OF 1 TO 3 INCHES
PER HOUR NOW OCCURRING ISLAND-WIDE. EMERGENCY MANAGEMENT CONTINUES
TO REPORT ROAD CLOSURES IN THE LAHAINA, KAHULUI, AND WAILUKU
AREAS. ADDITIONAL HEAVY SHOWERS DEVELOPING AND LIFTING NORTHWARD
OVER THE ISLAND WILL LIKELY CONTINUE THROUGH THE OVERNIGHT HOURS.
GIVEN SATURATED GROUND CONDITIONS FROM RECENT HEAVY RAINFALL,
DANGEROUS RUNOFF AND FLASH FLOODING IMPACTS COULD OCCUR QUICKLY AS
WATER LEVELS IN STREAMS RISE.
HAZARD...HEAVY RAIN PRODUCING LIFE THREATENING FLASH FLOODING.
SOURCE...RADAR.
IMPACT...SIGNIFICANT AND LIFE THREATENING FLOODING IN
DRAINAGES, STREAMS, RIVERS, ROADS, PROPERTIES, AND
OTHER LOW LYING AREAS. MULTIPLE PUBLIC ROAD CLOSURES
EXPECTED, AS WELL AS LANDSLIDES IN STEEP TERRAIN.
* SOME LOCATIONS THAT WILL EXPERIENCE FLASH FLOODING INCLUDE...
THIS INCLUDES THE ENTIRE ISLAND OF MAUI.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
STAY AWAY FROM STREAMS, RIVERS, DRAINAGE DITCHES, AND CULVERTS, EVEN
IF THEY ARE CURRENTLY DRY.
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING.
THE HEAVY RAINS MAY CAUSE ROCK AND MUDSLIDES IN STEEP TERRAIN AREAS.
THIS REPLACES THE PREVIOUS FLASH FLOOD WARNING FOR WEST MAUI.
THIS WARNING MAY NEED TO BE EXTENDED BEYOND 145 AM HST IF FLOODING
PERSISTS.
LAT...LON 2100 15651 2091 15647 2096 15633 2095 15624
2087 15612 2084 15611 2081 15600 2077 15597
2071 15598 2064 15604 2061 15614 2057 15642
2063 15647 2078 15648 2076 15654 2080 15663
2088 15670 2093 15671 2102 15668 2105 15659
FLASH FLOOD...RADAR INDICATED
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE
GIBBS
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