Headline:
Flash Flood Warning issued March 12 at 1:37PM HST until March 12 at 2:45PM HST by NWS Honolulu HI
Event:
Flash Flood Warning
Urgency:
Immediate
Effective:
March 12, 2026 - 4:37pm
Expires:
March 12, 2026 - 5:45pm
Description:
At 137 PM HST, radar continued to indicate pockets of heavy rain
moving north-northwest over eastern portions of Oahu, including
downtown Honolulu and Waikiki, with rainfall rates of 1 to 3 inches
per hour. Additional areas of heavy are expected to move up over the
island within the next hour or so, keeping the threat of flash
flooding in place, especially for the leeward urban areas.
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.
This warning includes the entire island of Oahu.
Instruction:
Stay away from streams, rivers, drainage ditches, and culverts, even
if they are currently dry.
Excessive runoff from heavy rainfall will cause flooding of drainage
ditches and streams, streets, highways, properties, and other low
lying spots.
Area Description:
Oahu in Honolulu, HI
Forcast Office:
NWS Honolulu HI
Sender:
w-nws.webmaster@noaa.gov