Headline:
Flash Flood Warning issued March 23 at 2:17PM HST until March 23 at 4:30PM HST by NWS Honolulu HI
Event:
Flash Flood Warning
Urgency:
Immediate
Effective:
March 23, 2026 - 5:17pm
Expires:
March 23, 2026 - 7:30pm
Description:
At 217 PM HST, radar indicated heavy rain continuing over windward
Oahu and extending into Manoa Valley and Palolo Valley. Rain was
falling at a rate of 1 to 2 inches per hour. Streams in Manoa,
Palolo, urban Honolulu, and windward Oahu remain very high. Flash
flooding is ongoing.
HAZARD...Flash flooding caused by heavy rain.
SOURCE...Radar.
IMPACT...Flooding in drainages, streams, rivers, roads,
properties, and other low-lying areas. Public road
closures possible in some areas. Landslides are possible
in steep terrain.
Some locations that will experience flash flooding include...
Honolulu, Ahuimanu, Kaneohe, Kahaluu, Waiahole, Kalihi, Moanalua,
Maunawili, Halawa, Aiea, Manoa, Kaneohe Marine Base, Waikane, Salt
Lake, Kailua, Palolo, Pearl City, Waimanalo, Kaaawa and Hawaii Kai.
Instruction:
Stay away from streams, rivers, drainage ditches, and culverts, even
if they are currently dry.
Area Description:
Oahu in Honolulu, HI
Forcast Office:
NWS Honolulu HI
Sender:
w-nws.webmaster@noaa.gov