With a front approaching Kauai from the northwest, a surface trough near the Big Island, and a slow-moving upper level disturbance; heavy showers and thunderstorms formed as the features acted on abundant moisture.  Rainfall affected most of the isles, with flash flooding occurring in Kauai and on the Big Island.  However, no serious injuries were reported.  Minor property damage occurred on Oahu as a thunderstorm with gusty winds felled a tree west of Pearl Harbor in the late evening of the 18th, and a car was damaged by a falling branch and a tree uprooted in Waipio; and there were minor power outages during the same time frame.

Flash Flood in KAUAI, HAWAII
From 16-NOV-19 23:13:00 to 17-NOV-19 12:24:00 (HST-10)
Location: PRINCEVILLE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Kuhio highway was closed near the Hanalei Bridge due to water overflowing the Hanalei River.  A bit later, Kuhio Highway became impassable as the Wainiha River overflowed its banks at the Twin Bridges in Wainiha.  A woman was swept away by the flood waters in that area, but she was rescued by the Kauai Fire Department.

Heavy Rain in HAWAII, HAWAII
From 16-NOV-19 23:54:00 to 17-NOV-19 02:17:00 (HST-10)
Location: HAWI
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Official NWS Observations

Heavy Rain in HONOLULU, HAWAII
From 17-NOV-19 11:40:00 to 17-NOV-19 13:21:00 (HST-10)
Location: SCHOFIELD BARRACKS
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Official NWS Observations

Heavy Rain in HONOLULU, HAWAII
From 17-NOV-19 17:11:00 to 17-NOV-19 19:03:00 (HST-10)
Location: PUNALUU
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Official NWS Observations

Heavy Rain in HAWAII, HAWAII
From 18-NOV-19 15:33:00 to 18-NOV-19 18:23:00 (HST-10)
Location: WAIKII
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Official NWS Observations

Heavy Rain in HONOLULU, HAWAII
From 18-NOV-19 23:18:00 to 19-NOV-19 01:33:00 (HST-10)
Location: EWA BEACH
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Official NWS Observations

Heavy Rain in HONOLULU, HAWAII
From 19-NOV-19 07:00:00 to 19-NOV-19 08:05:00 (HST-10)
Location: KAHUKU
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Official NWS Observations

Heavy Rain in KAUAI, HAWAII
From 19-NOV-19 09:58:00 to 19-NOV-19 12:54:00 (HST-10)
Location: NA PALI COAST SP
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Official NWS Observations

Heavy Rain in HAWAII, HAWAII
From 19-NOV-19 13:58:00 to 19-NOV-19 16:06:00 (HST-10)
Location: HAWI
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Official NWS Observations

Heavy Rain in HONOLULU, HAWAII
From 19-NOV-19 14:11:00 to 19-NOV-19 16:42:00 (HST-10)
Location: KAHUKU
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Official NWS Observations

Heavy Rain in MAUI, HAWAII
From 19-NOV-19 19:17:00 to 19-NOV-19 23:58:00 (HST-10)
Location: HONOKAHUA
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Official NWS Observations

Heavy Rain in HONOLULU, HAWAII
From 19-NOV-19 19:21:00 to 19-NOV-19 22:14:00 (HST-10)
Location: KAHUKU
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Official NWS Observations

Flash Flood in HAWAII, HAWAII
From 19-NOV-19 19:45:00 to 20-NOV-19 01:57:00 (HST-10)
Location: NAALEHU
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Water was overflowing Highway 11 near Kawa Flats on the Big Island in the Kau District because of heavy rain in the area.

Strong Wind in CENTRAL OAHU, HAWAII
From 18-NOV-19 23:30:00 to 18-NOV-19 23:30:00 (HST-10)
Magnitude: 43.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Public

Pictures on social media showed a medium-sized tree uprooted and several large branches down, including one on top of a car which shattered the back glass.  This was in Waipio in central Oahu.