Flash Flood Warning Hawaii | Effective 03/21/2026 15:31

Headline: 
Flash Flood Warning issued March 21 at 12:31PM HST until March 21 at 3:45PM HST by NWS Honolulu HI
Event: 
Flash Flood Warning
Urgency: 
Immediate
Effective: 
March 21, 2026 - 3:31pm
Expires: 
March 21, 2026 - 6:45pm
Description: 
FFWHFO The National Weather Service in Honolulu has extended the * Flash Flood Warning for... The island of Molokai in Maui County * Until 345 PM HST. * At 1231 PM HST, radar indicated heavy rainfall with rates of 1 to 2 inches per hour over southeast Molokai. Emergency management reported the closure of Kamehameha V Highway near mile marker 7 due to flooding, and rises is water levels are occurring at gages in Kawela Gulch. 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... Pukoo, Ualapue, Kamalo, Halawa Valley, Kawela and Kalaupapa National Park.
Instruction: 
Stay away from streams, rivers, drainage ditches, and culverts, even if they are currently dry.
Area Description: 
Maui, HI
Forcast Office: 
NWS Honolulu HI