Skip to content
Severe · Tropical Storm WarningActive alert

Tropical Storm Warning issued September 8 at 5:09AM HST by NWS Honolulu

Affecting Waianae Coast

In effect until: Sep 8, 2026, 11:15 PM

Waianae Coast

Likely impact; effects through 11:15 PM.

Secure your home and stay indoors. Have an emergency kit ready and monitor official updates.

Read the original bulletin (official text)
* LOCATIONS AFFECTED
- Nanakuli
- Waianae
- Makaha

* WIND
- LATEST LOCAL FORECAST: Below tropical storm force wind
- Peak Wind Forecast: 20-30 mph with gusts to 45 mph

- THREAT TO LIFE AND PROPERTY THAT INCLUDES TYPICAL FORECAST
UNCERTAINTY IN TRACK, SIZE AND INTENSITY: Potential for wind 39
to 57 mph
- The wind threat has remained nearly steady from the
previous assessment.
- PLAN: Plan for hazardous wind of equivalent tropical storm
force.
- PREPARE: Last minute efforts to protect property should now
be complete. The area remains subject to limited wind
damage.
- ACT: Now is the time to shelter from hazardous wind.

- POTENTIAL IMPACTS: Unfolding
- Potential impacts from the main wind event are unfolding.

* STORM SURGE
- No storm surge inundation forecast

- THREAT TO LIFE AND PROPERTY THAT INCLUDES TYPICAL FORECAST
UNCERTAINTY IN TRACK, SIZE AND INTENSITY: Little to no storm
surge flooding
- The storm surge threat has remained nearly steady from the
previous assessment.
- PLAN: There is little to no threat of storm surge flooding.
Rough surf, coastal erosion, and life-threatening rip
currents are possible.
- PREPARE: Little to no preparations for storm surge flooding
are needed.
- ACT: Follow the instructions of local officials. Monitor
forecasts.

- POTENTIAL IMPACTS: Little to None
- Little to no potential impacts from storm surge flooding.

* FLOODING RAIN
- LATEST LOCAL FORECAST: Flood Watch is in effect
- Peak Rainfall Amounts: Additional around 1 inch

- THREAT TO LIFE AND PROPERTY THAT INCLUDES TYPICAL FORECAST
UNCERTAINTY IN TRACK, SIZE AND INTENSITY: Potential for
localized flooding rain
- The flooding rain threat has decreased from the previous
assessment.
- PLAN: Emergency plans should include the potential for
localized flooding from heavy rain.
- PREPARE: Consider protective actions if you are in an area
vulnerable to flooding.
- ACT: Heed any flood watches and warnings.

- POTENTIAL IMPACTS: Limited
- Localized rainfall flooding may prompt a few evacuations.
- Rivers and tributaries may quickly rise with swifter
currents. Small streams, creeks, canals, arroyos, and
ditches may become swollen and overflow in spots.
- Flood waters can enter a few structures, especially in
usually vulnerable spots. A few places where rapid ponding
of water occurs at underpasses, low-lying spots, and poor
drainage areas. Several storm drains and retention ponds
become near-full and begin to overflow. Some brief road and
bridge closures.

* TORNADO
- LATEST LOCAL FORECAST:
- Situation is unfavorable for tornadoes

- THREAT TO LIFE AND PROPERTY THAT INCLUDES TYPICAL FORECAST
UNCERTAINTY IN TRACK, SIZE AND INTENSITY: Tornadoes not expected
- The tornado threat has decreased from the previous
assessment.
- PLAN: Tornadoes are not expected. Showers and thunderstorms
with gusty winds may still occur.
- PREPARE: Little to no preparations needed to protect
against tornadoes at this time. Keep informed of the latest
tornado situation.
- ACT: Listen for changes in the forecast.

- POTENTIAL IMPACTS: Little to None
- Little to no potential impacts from tornadoes.

* FOR MORE INFORMATION:
- https://www.weather.gov/hfo
Free. In your language.

Get the next alert for your area before it matters.

Get alerts in your language

Tornado, flood, and hurricane warnings for your area, translated the moment they go out.

Language

See our Privacy Policy and Terms of Service.

Alert data: U.S. National Weather Service / NOAA · Translation: WeatherTranslate™