Alert archive / Hawaii / Tropical Storm Warnings in 2016

Tropical Storm Warning 2014, NWS Honolulu, HI

August 30, 2016Hawaii County, Kalawao County, Hawaii

NWS Honolulu, HI issued this tropical storm warning at Aug 30, 2016, 5:00 AM HST for Hawaii County, Kalawao County, Hawaii. It was in force for 46 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Aug 30, 2016, 5:00 AM HST (15:00 UTC)
Expired
Sep 1, 2016, 2:41 AM HST
In force
46 hr
Issued by
NWS Honolulu, HI

Counties Hawaii County, HI, Kalawao County, HI

The radar

The Kamuela/Kohala Apt radar (PHKM), 57 km from the middle of the area, began a volume at 15:03 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Hilo, (PITO), launched 12:00Z, 3.0 hours before the alert went out and 150 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Hilo, at 12:00Z on 2016-08-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Hilo, at 12:00Z on 2016-08-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 44 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1070 m above ground
0-6 km bulk shear
7 kt
0-1 km storm-relative helicity
44 m²/s²
0-3 km storm-relative helicity
58 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this tropical storm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Honolulu, HI wrote its last area forecast discussion before this tropical storm warning went out at Aug 30, 3:59 AM HST, 1 hour 1 minute earlier.

Area forecast discussion, Aug 30, 3:59 AM HST, 1 hour 1 minute before
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The office that day

Everything else NWS Honolulu, HI issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 29, 3:59 PM HSTHigh Surf WarningHFO59 hr
Aug 29, 3:59 PM HSTHigh Surf AdvisoryHFOHonolulu, Kalawao4 days
Aug 30, 5:00 AM HSTTropical Storm WatchHFOKalawao25 hr
Aug 30, 11:00 AM HSTHurricane WarningHFOHawaii27 hr

Nearby

Tropical Storm Warnings in Hawaii, 2016Every tropical storm warning in 2016

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.