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Severe · Tropical Storm WatchActive alert

Tropical Storm Watch issued September 26 at 4:59AM HST by NWS Honolulu

Affecting South Maui/Upcountry

In effect until: Sep 26, 2026, 11:00 PM

South Maui/Upcountry

Possible impact zone; conditions develop through 11:00 PM.

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

Read the original bulletin (official text)
* LOCATIONS AFFECTED
- Kihei
- Wailea
- Keokea

* WIND
- LATEST LOCAL FORECAST: Below tropical storm force wind
- Peak Wind Forecast: 15-25 mph with gusts to 35 mph

- THREAT TO LIFE AND PROPERTY THAT INCLUDES TYPICAL FORECAST
UNCERTAINTY IN TRACK, SIZE AND INTENSITY: Wind less than 39 mph
- The wind threat has decreased from the previous assessment.
- PLAN: The sustained wind should remain less than tropical
storm force. Conditions may still be gusty.
- PREPARE: Listen for any instructions from local officials.
- ACT: Ensure emergency readiness should the forecast change.

- REALIZED IMPACTS: Being Assessed
- Little to no additional wind impacts expected. Community
officials are now assessing the extent of actual wind
impacts accordingly.

* 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: No additional significant rainfall
forecast

- 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 remained nearly steady 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
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Alert data: U.S. National Weather Service / NOAA · Translation: WeatherTranslate™