Weather Alerts For Hawaii National Park, HI

Flood Watch National Weather Service Honolulu HI 306 PM HST Wed Mar 11 2026 ...FLOOD WATCH IN EFFECT FOR THE STATE OF HAWAII THROUGH SATURDAY AFTERNOON... Kona-Kohala-Big Island Interior-Big Island South-Big Island Southeast-Big Island East-Big Island North- 306 PM HST Wed Mar 11 2026 * WHAT...Flash flooding caused by excessive rainfall is possible. * WHERE...The Big Island. * WHEN...Through Saturday afternoon. The greatest risk for flash flooding is Friday night through Saturday. * IMPACTS...Significant flooding may occur due to the overflow of streams and drainages. Roads in several areas may be closed, along with property damage in urban or low lying spots due to runoff. Landslides may also occur in areas with steep terrain. * ADDITIONAL DETAILS... - Considerable flash flooding is possible beginning later today as a large and powerful kona storm northwest of the state draws deep tropical moisture northward across the islands. Persistent bands of heavy rain and thunderstorms may produce intense rainfall rates, leading to rapid rises in streams and flooding of roads and low-lying areas. PRECAUTIONARY/PREPAREDNESS ACTIONS... You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. &&

URGENT - WEATHER MESSAGE National Weather Service Honolulu HI 1211 PM HST Wed Mar 11 2026 Kona-Kohala-Big Island Interior-Big Island South-Big Island Southeast-Big Island East-Big Island North- 1211 PM HST Wed Mar 11 2026 ...HIGH WIND WATCH IN EFFECT FROM FRIDAY MORNING THROUGH LATE SATURDAY NIGHT FOR THE LOWER ELEVATIONS OF THE BIG ISLAND... * WHAT...Southwest winds 25 to 35 mph with gusts up to 60 mph. * WHERE...Island-wide strong winds are possible, but areas most at risk are those located north and east of terrain. * WHEN...From Friday morning through late Saturday night. * IMPACTS...Damaging winds could blow down trees and power lines. Widespread power outages are possible. Travel could be difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take precautions now to protect property. Tie down loose objects or move them to a sheltered location. &&