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#1176813 (Received by flhurricane at: 4:12 AM 16.Apr.2024)
AFDCRP

Area Forecast Discussion
National Weather Service Corpus Christi TX
303 AM CDT Tue Apr 16 2024

...New SHORT TERM, LONG TERM, AVIATION, MARINE...

.SHORT TERM...
(Today through Wednesday)
Issued at 243 AM CDT Tue Apr 16 2024

Key Messages:


▶ Heat indices in excess of 100 degrees Tuesday and Wednesday

▶ Patchy fog possible in the Victoria Crossroads and portions of
the Coastal Plains


Conditions are expected to be pretty warm today and tomorrow as we
are being influenced by an area of high pressure in the Gulf of
Mexico. Temperatures will climb to the lower to upper 90s in portion
of the Coastal Plains and Brush Country. This combined with high RH
values across the area will allow for heat indices to be around 100
degrees. The same story will persist into Wednesday with some heat
indices out west approaching 105 degrees. Be sure to stay hydrated
as this trend will likely persist through the end of the week. There
will be a front that will approach from the north during the day
Tuesday going into Wednesday. This front will likely remain to the
north and stall over Central Texas due to the influence of the high
over the Gulf. Weakening wind this evening will open the door for a
brief period of patch fog across the Victoria Crossroads and Coastal
Plains as low level moisture becomes trapped beneath the
inversion.

&&

.LONG TERM...
(Wednesday night through next Monday)
Issued at 243 AM CDT Tue Apr 16 2024

Key Message:

▶ There is a Marginal Risk of Severe Thunderstorms across the Brush
Country Thursday.
▶ Cold front late Saturday with a medium chance
(40-60%) of showers and thunderstorms

We open up the long term with an upper level ridge anchored over the
Gulf and a stalled cold front draped across the Hill Country. As we
head through the day Thursday, a stout H5 shortwave will move
through the region while pushing the high well south of the region.
This will open the door for a slight chance of showers and
thunderstorms, generally across the Brush Country during the
afternoon hours Thursday. SPC currently has a Marginal Risk for
Severe Thunderstorms for our western counties. In the wake of the
shortwave, upper level flow will become quasi-zonal as we head into
the weekend. Meanwhile, a deepening low pressure system over Canada
will eject a cold front south across the Plains. The front looks to
briefly stall to our north on Saturday but a passing H5 shortwave
provides enough of a push to send it through our area. There are
still some timing differences with FROPA at this point but general
consensus is leaning towards late Saturday night into early Sunday
morning. Chances for showers and thunderstorms will begin to
increase through the day Saturday, settling into the 40-60% chance
range late Saturday night. In the wake of the front, we will hang
onto some low end rain chances as moisture lingers across the region.

Taking a look at our temps, we will continue to warm up through the
work week with highs nearing the triple digits out west. Our weekend
cold front will knock highs back into the mid 70s to low 80s
Sunday/Monday.

&&

.AVIATION...
(06Z TAFS)
Issued at 243 AM CDT Tue Apr 16 2024

MVFR conditions are expected tonight across all sites as winds
decrease to under 20 knots. All sites except for VCT should
improve to VFR tomorrow between 16-20z while VCT remains MVFR
throughout the day with due to low ceilings. Winds will increase
once again tomorrow, however, they should remain at or below 25
knots. MVFR conditions could creep back in to play at some sites
towards the end of this forecast cycle.

&&

.MARINE...
Issued at 243 AM CDT Tue Apr 16 2024

Moderate to strong onshore flow is expected tonight through early
Tuesday, as an upper level disturbance approaches the Southern
Plains. As the gradient relaxes Tuesday onshore flow will return
to weak to moderate Tuesday afternoon and Tuesday night. This will
persist through the end of the week ahead of our next front.
Shower and thunderstorm chances return over the weekend as a cold
front approaches. Latest timing has the front moving offshore
Sunday morning with moderate to occasionally strong northeast
winds in its wake.

&&

.PRELIMINARY POINT TEMPS/POPS...
Corpus Christi 87 73 86 72 / 0 0 0 10
Victoria 85 71 86 71 / 0 0 0 10
Laredo 95 75 97 75 / 0 0 10 10
Alice 94 72 92 72 / 0 0 0 10
Rockport 83 72 82 72 / 0 0 0 10
Cotulla 94 74 95 75 / 0 0 10 10
Kingsville 91 72 89 72 / 0 0 0 10
Navy Corpus 82 73 82 73 / 0 0 0 10

&&

.CRP WATCHES/WARNINGS/ADVISORIES...
TX...None.
GM...Small Craft Advisory until 10 AM CDT this morning for GMZ250-255-
270-275.

&&

$$