UPDATE: Flash Flood Watch in Effect for Big Island

UPDATE: 4:30 PM, Sunday, July 7, 2019: Civil Defense Weather Update

The National Weather Service Flash Flood Watch remains in effect for the Island of Hawai‘i through Monday night.

Due to the Flash Flood Watch, the following are in effect;

• Onset of rains are forecast to begin tonight and continue through tomorrow night.
• Those in flood prone areas, take action before nightfall to prepare for the possible effects of flash flooding and heavy rains.
• Flash Flooding is LIFE-THREATENING, do not cross fast flowing water.
• Remember, if lightning threatens your area, the safest place to be is indoors.
• If you experience heavy rain or rising water, head to higher ground immediately.

The National Weather Service High Surf Advisory has been extended to Tuesday morning for east-facing shores of Hawai‘i Island from North Kohala to Ka‘ū Districts.

Expect strong breaking waves, dangerous shore break, and rip currents.

Beach-goers, swimmers, and surfers know your limits, exercise caution, and heed all advice given by ocean safety officials.

3:16 AM HST, Sun July 7, 2019: National Weather Service Honolulu

FLASH FLOOD WATCH IN EFFECT FROM THIS EVENING THROUGH LATE MONDAY NIGHT

The National Weather Service in Honolulu has issued a Flash Flood Watch for the Big Island.

Moisture associated with the remnant of Barbara will move over the Big Island tonight, and then remain in place through Monday night before diminishing. With the moisture moving in from the east, the initial threat of heavy rainfall will be over windward areas, spreading to leeward areas on Monday.

PRECAUTIONARY/PREPAREDNESS ACTIONS

A Flash Flood Watch means that conditions are favorable for flash flooding. Flash flooding is LIFE-THREATENING. Do not cross fast flowing water in your vehicle or on foot.

Monitor later forecasts and be prepared to take action if a Flash Flood Warning is issued. If you experience heavy rain or rising water, head to higher ground immediately.