Flash Flood Warning Hawaii | Effective 03/13/2026 20:37

Headline: 
Flash Flood Warning issued March 13 at 5:37PM HST until March 13 at 8:00PM HST by NWS Honolulu HI
Event: 
Flash Flood Warning
Urgency: 
Immediate
Effective: 
March 13, 2026 - 8:37pm
Expires: 
March 13, 2026 - 11:00pm
Description: 
FFWHFO The National Weather Service in Honolulu has issued a * Flash Flood Warning for... The island of Maui in Maui County * Until 800 PM HST. * At 537 PM HST, radar indicated heavy rain over the island of Maui. Rain was falling at a rate of 1 to 2.5 inches per hour. The heaviest rain is falling over the south-facing slopes of Mount Haleakala where Ukumehame Gulch has risen significantly. Flash flooding is ongoing or expected to begin shortly. 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... The Island of Maui.
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
Sender: 
w-nws.webmaster@noaa.gov