Warning Vector

Tropical Storm Watch

NWS Honolulu HI ยท US

Updated

Details

Tropical Storm Watch Remains In Effect

Event
Tropical Storm Watch
Issued
Onset
Message expires
Category
Meteorological
Urgency
Future
Severity
Severe
Certainty
Possible
Response
Prepare

Description

* WIND - LATEST LOCAL FORECAST: Equivalent Tropical Storm force wind - Peak Wind Forecast: 45-55 mph with gusts to 80 mph - Window for Tropical Storm force winds: until Tuesday morning - THREAT TO LIFE AND PROPERTY THAT INCLUDES TYPICAL FORECAST UNCERTAINTY IN TRACK, SIZE AND INTENSITY: Potential for wind 58 to 73 mph - The wind threat has increased from the previous assessment. - PLAN: Plan for dangerous wind of equivalent strong tropical storm force. - PREPARE: Last minute efforts to protect life and property should now be complete. The area remains subject to significant wind damage. - ACT: Now is the time to shelter from dangerous 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 1-3 inches, with locally higher amounts - THREAT TO LIFE AND PROPERTY THAT INCLUDES TYPICAL FORECAST UNCERTAINTY IN TRACK, SIZE AND INTENSITY: Potential for moderate flooding rain - The flooding rain threat has remained nearly steady from the previous assessment. - PLAN: Emergency plans should include the potential for moderate flooding from heavy rain. Evacuations and rescues are possible. - PREPARE: Consider protective actions if you are in an area vulnerable to flooding. - ACT: Heed any flood watches and warnings. Failure to take action may result in serious injury or loss of life. - POTENTIAL IMPACTS: Significant - Moderate rainfall flooding may prompt several evacuations and rescues. - Rivers and tributaries may quickly become swollen with swifter currents and overspill their banks in a few places, especially in usually vulnerable spots. Small streams, creeks, canals, arroyos, and ditches overflow. - Flood waters can enter some structures or weaken foundations. Several places may experience expanded areas of rapid inundation at underpasses, low-lying spots, and poor drainage areas. Some streets and parking lots take on moving water as storm drains and retention ponds overflow. Driving conditions become hazardous. Some 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.

Affected areas

  • South Haleakala

Public contact

Issuer
NWS Honolulu HI

Message record

Received
Issue to receipt
~1m22s
CAP status
Actual
CAP message type
Update
Lifecycle
Updated
Source
NWWS-OI
Feed
NWWS
Recovered
No
CAP routing and identity
ULID
01M3D64B2WQXB5JEQA8XFRXC11
Identifier
urn:oid:2.49.0.1.840.0.7808c1574e7b0a32c26c9052420d64c7400d6c63.018.1
Sender
w-nws.webmaster@noaa.gov
Scope
Public
CAP source
211803 v2.3.0
Handling codes
IPAWSv1.0
Issuing office
NWS Honolulu HI
AWIPS ID
CAPHFO
NWWS sequence
nwws_processor.4832
WMO heading
XOHW50
WMO data type
CAP alert message XML (XO)
WMO geography
Hawaiian Islands (HW)
WMO bulletin number
50

References

Sender
w-nws.webmaster@noaa.gov
Sent
Sender
w-nws.webmaster@noaa.gov
Sent
Sender
w-nws.webmaster@noaa.gov
Sent
Sender
w-nws.webmaster@noaa.gov
Sent

Event codes

NameValue
SAMETRA
NationalWeatherServiceTRA

Parameters

NameValue
AWIPSidentifierTCVHFO
WMOidentifierWTHW80 PHFO 252103
NWSheadlineTROPICAL STORM WATCH REMAINS IN EFFECT
BLOCKCHANNELEAS
BLOCKCHANNELNWEM
EAS-ORGWXR
VTEC/O.CON.PHFO.TR.A.2015.000000T0000Z-000000T0000Z/
BLOCKCHANNELCMAS
expiredReferencesw-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.4ddc2b465ec1aed8541c9a2013ad70c4bced1b08.018.1,2026-09-24T23:00:00-10:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.c7c48b3a72ac7ab3a795372b13d94f0820f4b52d.018.1,2026-09-24T16:53:00-10:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.c3126c4ccaa67bc07dfa47e9cdbf46d65f9328cf.018.1,2026-09-24T11:19:00-10:00
Locations

Location data

  • South Haleakala
NameValue
SAME015001
UGCHIZ050
Polygons
20.697,-156.136 20.687,-156.132 20.690,-156.118 20.692,-156.104 20.695,-156.100 20.682,-156.088 20.668,-156.069 20.657,-156.046 20.655,-156.047 20.641,-156.111 20.613,-156.143 20.621,-156.148 20.615,-156.166 20.623,-156.193 20.619,-156.215 20.579,-156.298 20.580,-156.349 20.570,-156.372 20.578,-156.412 20.594,-156.426 20.659,-156.350 20.660,-156.349 20.654,-156.310 20.658,-156.301 20.658,-156.286 20.662,-156.269 20.683,-156.197 20.687,-156.167 20.685,-156.160 20.684,-156.152 20.692,-156.155 20.697,-156.136