...FLOOD ADVISORY IN EFFECT UNTIL 615 PM HST THIS EVENING FOR THE
ISLAND OF OAHU IN HONOLULU COUNTY...
* WHAT...Flooding caused by excessive rainfall.
* WHERE...The island of Oahu in Honolulu County.
* WHEN...Until 615 PM HST.
* IMPACTS...Minor flooding on roads, poor drainage areas, and in
streams.
* ADDITIONAL DETAILS...
- At 302 PM HST, radar indicated heavy rain focused over east
Oahu between Kahaluu and Waikiki. Heavy rainfall will
continue to move over portions of Oahu from the northeast
over the next several hours. Rain rates of 1 to 2 inches per
hour can be expected from this rainfall.
- Some locations that will experience flooding include...
Honolulu, Pearl City, Waiahole, Aiea, Waikane, Halawa,
Kahaluu, Mililani, Ahuimanu, Waikele, Salt Lake, Moanalua,
Wahiawa, Waipahu, Wheeler Field, Kaaawa, Kalihi, and Punaluu.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Stay away from streams, drainage ditches and low lying areas prone
to flooding.
&&
This advisory may need to be extended beyond 615 PM HST if flooding;
persists.
.An upper level low approaching the state will increase the threat
for heavy rainfall across the state with the heaviest rain expected
tonight through Monday.
...FLOOD WATCH REMAINS IN EFFECT THROUGH MONDAY AFTERNOON...
* WHAT...Flash flooding caused by excessive rainfall continues to be
possible.
* WHERE...Oahu.
* WHEN...Through Monday afternoon.
* IMPACTS...Flood prone roads and other low lying areas may be
closed due to elevated runoff and overflowing streams. Urban areas
may receive more significant flooding and property damage due to
rapid runoff.
* ADDITIONAL DETAILS...
- An upper level low approaching the state will increase the
threat for heavy rainfall tonight through Monday. The
heaviest rainfall is expected to fall over windward and
mountain areas, but some periods of intense showers could
spread to leeward areas, where stream flow could also become
elevated.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
You should monitor later forecasts and be prepared to take action
should Flash Flood Warnings be issued.
&&
...WIND ADVISORY IN EFFECT UNTIL 6 PM HST THIS EVENING FOR OAHU
KAUAI AND NIIHAU...
.Strong and gusty trade winds will continue through tonight with
the strongest winds expected over mountain areas and along leeward
slopes of Kauai and Oahu.
...WIND ADVISORY NOW IN EFFECT UNTIL 6 AM HST MONDAY...
* WHAT...Northeast winds 20 to 30 mph with localized gusts up to
50 mph.
* WHERE...Portions of Kauai, Niihau and Oahu.
* WHEN...Until 6 AM HST Monday.
* IMPACTS...Winds this strong can tear off shingles, knock down
tree branches, blow away tents and make it difficult to drive,
especially for drivers of high profile vehicles.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Watch out for falling tree branches when walking or driving. Make
sure tents and awnings are secure or take them down. Be prepared
for power outages.
&&
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 PM HST MONDAY...
* WHAT...Northeast winds 25 to 30 kt with higher gusts and seas
10 to 15 feet.
* WHERE...Kauai Northwest Waters, Kauai Windward Waters, Kauai
Leeward Waters, Kauai Channel, Oahu Windward Waters, Oahu
Leeward Waters and Kaiwi Channel.
* WHEN...Until 6 PM HST Monday.
* IMPACTS...Conditions will be hazardous to small craft.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in these conditions.
&&
