Hawaiian Islands Kona Storm Rain Totals & Damage Reports

The Wahiawa dam continues to be monitored as water levels remain elevated and as the potential for heavy rain continues. Waialua and Hale`iwa continue to be under evacuation orders. Residents who live west of Kaukonahua stream in Waialua are being strongly urged to leave.[Saturday, March 21, 2026]
Power-lines down causing hazards during flooding emergency in Hawaii.

Through Monday morning, the NWS is forecasting an additional 4 – 10 inches of rain for Oʻahu; 8 – 15 inches of rain for Maui Nui; 2 – 6 inches of rain for Hawaiʻi Island; and up to 3 inches of rain for Kauaʻi.

O’ahu Forecast through Monday, March 23, 2026.
3-20-2026 – WAHIAWA DAM HAS NOT FAILED BUT REMAINS AT RISK. Potential life-threatening flooding of downstream areas.

Five days of storm total rainfall reports mapped across the Hawaiian Islands for the Kona Storm event through March 15th 2026:

Hawaiian island rainfall reports

The major storm that impacted The Hawaii islands has now passed, and they are moving into recovery mode across the state. Mahalo to our state and county crews, first responders and community members who worked tirelessly to keep people safe and help one another through the worst of it.

Crew is finishing up clearing the boulder and rocks on Honoapiilani Hwy Hwy. near the tunnel.
Volcano Park CLOSED.

Rain Totals Across Hawaiian Islands

We covered the flood watches all last week for the Hawaiian islands on social media— and the rain totals: were wild as expected! More than 26k customers still without power after 60-90 mph winds too