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Hawaii weather alerts

16 active alerts across 4 counties in Hawaii right now: a Flash Flood Warning, 6 Tropical Storm Warnings, 2 Flood Watches, and 4 more. Pick a county or city for what is active, what it means, and a year of history.

4 of 5 counties with alerts most common now: Tropical Storm Warning All counties Get alerts on your phone →

Where the alerts are right now

Get Hawaii alerts on your phone before you think to look them up

Forecast Bar watches the official alert feeds around the clock, NWS in the United States and Environment Canada in Canada, and pushes every warning, watch and advisory for your saved locations the moment it is issued. This page is the same data, a few minutes later.

  • Push notifications for severe weather, with Critical Alerts that break through Focus modes
  • Storm Tracker and Live Activities that follow a storm cell on your Lock Screen
  • Radar with warnings drawn on the map, on iPhone, iPad, Apple Watch, Mac and Apple TV
  • Rain alerts, air quality, tides, aurora and custom thresholds you set yourself
Forecast Bar severe weather alert notifications on an iPhone Lock Screen

Cities

Alerts by city in Hawaii

Every city of 50,000 or more. Alerts are issued by county, so a city page shows the alerts for the county it sits in.

Plain English

What these alerts mean

A warning means the hazard is happening or about to; a watch means conditions favour it; an advisory is a lesser hazard still worth planning around.

Tropical Storm Warning

Tropical storm conditions (sustained winds of 39 to 73 mph) are expected within 36 hours. Finish preparations.

High Surf Warning

Very large, destructive breaking waves are expected. Stay away from the surf zone entirely.

Flood Watch

Conditions are favourable for flooding. Have a plan in case a warning is issued.

Flood Advisory

Minor flooding of streets, streams or low-lying areas is expected. Expect ponding on roads and use caution when driving.

Flash Flood Warning

Flash flooding is occurring or imminent. Move to higher ground; never drive into water covering a road.

High Surf Advisory

Large breaking waves are expected on beaches, with dangerous rip currents. Stay off jetties and out of the water.

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Get Hawaii alerts the moment they are issued

Forecast Bar delivers National Weather Service alerts for your locations as push notifications on iPhone, iPad, Apple Watch, Mac and Apple TV, with radar, Storm Tracker and Live Activities that follow the storm.

Free to download; live weather requires a subscription, and every subscription includes a 7-day free trial for new subscribers. Mac and iOS plans are separate; Apple TV is included with Forecast Bar Gold on iOS.