Maui News

Maui Flood Warning Until 11:30 a.m., Flood Watch Through Tonight

March 12, 2021, 4:42 PM HST
* Updated March 13, 9:02 AM
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Satellite imagery (3.13.21) PC: NOAA/NWS

Maui Flood Warning Extended to 11:30 a.m.: (Update 8:18 a.m. 3.13.21)

The National Weather Service in Honolulu has extended the Flash Flood Warning for the island of Maui until 11:30 a.m.

At 8:18 a.m., a band of heavy rainfall was moving east at 15 mph over central Maui. Rainfall was widespread with some rain rates of 2 to 3 inches per hour from Spreckelsville to Huelo and over the West Maui Mountains. Flash flooding is occurring or expected to begin shortly.

Some locations that will experience flash flooding include: Kahului, Kīhei, Lahaina, Kula, Pukalani, Makawao, Keōkea, Hāliʻimaile, Pāʻia, Puʻunēnē, Haʻikū-Paʻuwela, Paʻuwela, Wailea, Māʻalaea, Huelo, ʻUlupalakua, Mākena, Waikapū, Wailuku and Waiehu.

As a precaution, the public is advised to stay away from streams, rivers, drainage ditches, and culverts, even if they are currently dry. Do not cross fast flowing or rising water in your vehicle, or on foot. “Turn around, don’t drown.”

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Maui Flood Warning Extended to 8:30 a.m.; Molokaʻi Warning Issued Until 8:15 a.m.: (Update: 5:22 a.m., 5:14 a.m. 3.13.21)

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The National Weather Service has extended the Flood Warning for the island of Maui until 8:30 a.m.

At 5:14 a.m., radar indicated heavy rain continuing over Maui with the heaviest rainfall over the southeast slopes of Haleakalā as well as a ban of new showers moving into West Maui. Rain was falling at a rate of 1 to 2 inches per hour.

Streams continue to run high, especially at ʻOheʻo Gulch. Maui Civil Defense reported several landslides, including on the Honoapiʻilani Highway (Hwy 30) on the Wailuku side of the tunnel, and on the Kula Highway near Mile 18 in ʻUlupalakua. There’s also a signal down on the Honoapiʻilani Highway (Hwy 30) at Kai Malina Parkway due to a motor vehicle accident. Transportation officials say contractors are responding.

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There is also a Flash Flood Warning in effect for the island of Molokaʻi until 8:15 a.m.

At 5:22 a.m., the Kawela Gulch reported a rapid rise in water level and continues to increase. The National Weather Service forecast calls for flooding that is likely along Kamehameha Highway near the Kamalo Dip and other nearby low water crossings.

Maui Flood Warning Extended to 5:30 a.m.: (2:17 a.m. HST Sat Mar 13 2021)

The National Weather Service has extended the Flash Flood Warning for the island of Maui until 5:30 a.m.

At 2:17 a.m., radar indicated very heavy rain falling over Maui. The heaviest rainfall was falling at up 2 to 3 inches per hour and moving into eastern portions of the island where significant rain has already been recorded.

The ʻOheʻo Gulch stream gage is experiencing another rapid rise in water level and will likely lead to additional flooding impacts along the Hāna Highway from Hāmoa to Hāna.

Maui Flood Warning Until 11:30 p.m. (Update: 8:36 p.m. 3.12.21)

The National Weather Service has issued a Flash Flood Warning for the island of Maui until 11:30 p.m.

At 8:36 p.m., radar indicated heavy rain falling over Maui. The heaviest rain was falling over the southeast slopes of Haleakalā, Hāna, and portions of the West Maui slopes at a rate of 1 to 2 inches per hour.

Area streams, including ʻOheʻo Gulch are experiencing rapid rises in water levels. Flash flooding is occurring or expected to begin shortly.

The public is reminded to stay away from streams, rivers, drainage ditches, and culverts, even if they are currently dry. Do not cross fast flowing or rising water in your vehicle, or on foot. Be especially cautious at night when it is harder to recognize the dangers of flooding.

This warning may need to be extended beyond 11:30 p.m. if flooding persists.

A Flash Flood Watch is also in effect for Maui County until 6 p.m. on Saturday.

Maui Flood Advisory Extended to 8:45 p.m. (Update: 5:46 p.m. 3.12.21)

The National Weather Service has extended a Flood Advisory for the island of Maui until 8:45 p.m.

At 5:46 p.m., radar showed that heavy rainfall continues over central and west Maui. Rainfall has also moved into the southeastern slopes of Haleakalā from ʻUlupalakua to Hāna. Rain rates were 1 to 2 inches in showers rapidly moving toward the northeast.

A Flash Flood Watch is also in effect for Maui County until 6 p.m. on Saturday.

Maui Flood Advisory Until 6:45 p.m. (Update: 313 PM HST Fri Mar 12 2021)

The National Weather Service issued a Flood Advisory for the island of Maui until 6:15 p.m.

At 3:13 p.m., radar indicated heavy rainfall moving across Maui from the south. The heaviest rain was occurring in the Central Valley from Māʻalaea to Kahului. Additional rainfall in the Pailolo Channel may also move into West Maui over the next hour.

Locations in the advisory include but are not limited to: Kahului, Kihei, Lahaina, Wailuku, Puunene, Waikapu, Māʻalaea, Waiehu, Waiheʻe, Pāʻia, Hāliʻimaile, Pukalani, Olowalu, Kahakuloa, Makawao, Kula, Wailea, Keokea, Pauwela and Haʻiku-Paʻuwela.

As a precaution, the public is advised to stay away from streams, drainage ditches and low-lying areas prone to flooding.

Rainfall and runoff will also cause hazardous driving conditions dueto ponding, reduced visibility and poor braking action. Motorists and pedestrians are reminded not to cross fast flowing or rising water in your vehicle or on foot.

A Flash Flood Watch is also in effect for Maui County through Saturday afternoon.

Radar imagery (3.12.21) PC: NOAA/NWS
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