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Tropical Storm Daniel Discussion Number 6
NWS National Hurricane Center Miami FL EP042024
200 PM PDT Sun Aug 04 2024
While the overall convective activity has increased some this
afternoon, it certainly is not very well organized, and mainly
occuring in a bursting like fashion around Daniel's circulation. The
wind field itself also appears more elongated than 24 h ago,
stretched from SW-to-NE, possibly due to interaction with the larger
monsoonal flow. This elongated structure is also seen on a recent
scatterometer pass. The subjective and objective intensity guidance
continues to suggest the current intensity remains 35 kt.
Daniel appears to have started its northeastward motion in earnest,
with the estimated motion at 50/7-kt. This motion is forecast to
continue over the next day or so as it remains embedded in the
southwesterly monsoonal flow to the south of Carlotta. As that
tropical storm passes by Daniel to the north, the model guidance
shows Daniel being captured by Carlotta's larger cyclonic flow with
a turn north and northwestward before it opens up into a trough. The
NHC track forecast has not deviated much from the prior forecast,
once again close to the multi-model consensus.
Vertical wind shear has subsided over Daniel today, but the current
elongated structure and bursting convection does not really argue
for much in the way of intensification. Like the past few cycles,
the NHC intensity forecast shows just a modest peak at 40 kt in 24
h. Mid-level environmental moisture decreases further after that
time, with the global and regional-hurricane models showing
convection fizzling and ceasing to be organized after 48 h, marking
Daniel's transition to a post-tropical remnant low. The low should
dissipate entirely during the middle part of this week.
FORECAST POSITIONS AND MAX WINDS
INIT 04/2100Z 13.4N 129.9W 35 KT 40 MPH
12H 05/0600Z 14.4N 128.6W 35 KT 40 MPH
24H 05/1800Z 15.8N 127.0W 40 KT 45 MPH
36H 06/0600Z 17.0N 126.0W 35 KT 40 MPH
48H 06/1800Z 18.4N 126.4W 30 KT 35 MPH
60H 07/0600Z 19.3N 127.8W 25 KT 30 MPH...POST-TROP/REMNT LOW
72H 07/1800Z 19.9N 130.1W 20 KT 25 MPH...POST-TROP/REMNT LOW
96H 08/1800Z...DISSIPATED
$$
Forecaster Papin
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