025
WGHW60 PHFO 260253
FFAHFO
FLOOD WATCH
NATIONAL WEATHER SERVICE HONOLULU HI
453 PM HST FRI SEP 25 2026
.HURRICANE NOLO IS EXPECTED TO BRING HEAVY SHOWERS TO THE EASTERN END
OF THE STATE THIS WEEKEND. SIGNIFICANT HEAVY RAIN IS LIKELY OVER
WINDWARD AND SOUTHEAST BIG ISLAND, AS WELL AS PORTIONS OF MAUI
COUNTY.
HIZ015>018-022-023-026>028-037>054-261700-
/O.CON.PHFO.FA.A.0013.000000T0000Z-260927T0400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
LANAI MAUKA-KAHOOLAWE-MAUI WINDWARD WEST-MAUI LEEWARD WEST-
HALEAKALA SUMMIT-KONA-KOHALA-BIG ISLAND INTERIOR-BIG ISLAND
SUMMITS-MOLOKAI WINDWARD-MOLOKAI SOUTHEAST-MOLOKAI NORTH-MOLOKAI
WEST-MOLOKAI LEEWARD SOUTH-LANAI WINDWARD-LANAI LEEWARD-LANAI
SOUTH-MAUI CENTRAL VALLEY NORTH-MAUI CENTRAL VALLEY SOUTH-
WINDWARD HALEAKALA-KIPAHULU-SOUTH MAUI/UPCOUNTRY-SOUTH HALEAKALA-
BIG ISLAND SOUTH-BIG ISLAND SOUTHEAST-BIG ISLAND EAST-BIG ISLAND
NORTH-
453 PM HST FRI SEP 25 2026
..FLOOD WATCH REMAINS IN EFFECT THROUGH SATURDAY AFTERNOON
* WHAT...FLASH FLOODING CAUSED BY EXCESSIVE RAINFALL IS POSSIBLE.
* WHERE...BIG ISLAND, MAUI, LANAI, MOLOKAI, AND KAHOOLAWE.
* WHEN...THROUGH SATURDAY AFTERNOON.
* IMPACTS...SIGNIFICANT FLOODING MAY OCCUR DUE TO THE OVERFLOW OF
STREAMS AND DRAINAGES. ROADS IN SEVERAL AREAS MAY BE CLOSED, ALONG
WITH PROPERTY DAMAGE IN URBAN OR LOW LYING SPOTS DUE TO RUNOFF.
LANDSLIDES MAY ALSO OCCUR IN AREAS WITH STEEP TERRAIN.
* ADDITIONAL DETAILS...
- DEEP MOISTURE ON THE NORTH SIDE OF HURRICANE NOLO WILL BRING
HEAVY SHOWERS TO THE BIG ISLAND, AND TO A LESSER EXTEND TO MAUI
THROUGH THE SATURDAY. WINDWARD AND SOUTHEAST BIG ISLAND, AND
WINDWARD MAUI, ARE THE MOST LIKELY TO EXPERIENCE HEAVY RAIN DUE
TO THE SLOW MOVING SYSTEM, WITH CONSIDERABLE FLOODING POSSIBLE
OVER THE REMAINING PORTIONS OF BIG ISLAND AND MAUI THROUGH
SATURDAY. THE REMAINDER OF MAUI COUNTY HAS A LOWER POSSIBILITY OF
FLOODING, BUT REMAINS AT RISK.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION
SHOULD FLASH FLOOD WARNINGS BE ISSUED.
FC
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