ZCZC MIATCPAT3 ALL
TTAA00 KNHC DDHHMM
Tropical Depression Eight Intermediate Advisory Number 4A
NWS National Hurricane Center Miami FL AL082020
700 PM CDT Thu Jul 23 2020
...NOAA HURRICANE HUNTERS CURRENTLY INVESTIGATING THE DEPRESSION...
SUMMARY OF 700 PM CDT...0000 UTC...INFORMATION
ABOUT 370 MI...590 KM ESE OF PORT OCONNOR TEXAS
ABOUT 410 MI...660 KM ESE OF CORPUS CHRISTI TEXAS
MAXIMUM SUSTAINED WINDS...35 MPH...55 KM/H
PRESENT MOVEMENT...WNW OR 285 DEGREES AT 8 MPH...13 KM/H
MINIMUM CENTRAL PRESSURE...1003 MB...29.62 INCHES
WATCHES AND WARNINGS
CHANGES WITH THIS ADVISORY:
SUMMARY OF WATCHES AND WARNINGS IN EFFECT:
A Tropical Storm Warning is in effect for...
* Port Mansfield to San Luis Pass Texas
A Tropical Storm Watch is in effect for...
* San Luis Pass to High Island Texas
A Tropical Storm Warning means that tropical storm conditions are
expected somewhere within the warning area within 36 hours.
A Tropical Storm Watch means that tropical storm conditions are
possible within the watch area, generally within 48 hours.
Interests elsewhere along the Texas and Louisiana coast should
monitor the progress of this system. Tropical Storm Warnings may
be required for portions of the Watch area later today.
For storm information specific to your area, including possible
inland watches and warnings, please monitor products issued by your
local National Weather Service forecast office.
DISCUSSION AND OUTLOOK
At 700 PM CDT (0000 UTC), the center of Tropical Depression Eight
was located near latitude 26.1 North, longitude 91.0 West. The
depression is moving toward the west-northwest near 8 mph (13 km/h),
and a west-northwestward to westward motion is expected during the
next couple of days. On the forecast track, the center of the
depression is expected to move across the northwestern Gulf of
Mexico tonight and Friday and make landfall along the Texas coast on
Maximum sustained winds are near 35 mph (55 km/h) with higher
gusts. Strengthening is expected during the next 48 hours, and the
depression is expected to become a topical storm tonight.
The estimated minimum central pressure based on data from the NOAA
Hurricane Hunters is 1003 mb (29.62 inches).
HAZARDS AFFECTING LAND
Key messages for Tropical Depression Eight can be found in the
Tropical Cyclone Discussion under AWIPS header MIATCDAT3 and WMO
header WTNT43 KNHC.
WIND: Tropical Storm conditions are expected in the warning area
by Friday night or Saturday morning. Tropical storm conditions are
possible within the watch area by Friday night or Saturday morning.
RAINFALL: The tropical depression is expected to produce 3 to 5
inches of rain with isolated maximum totals of 10 inches through
Monday along the Gulf Coast of the United States from Louisiana to
south Texas, and inland to the Mexican states of Coahuila, Nuevo
Leon, and northern Tamaulipas. This rain may result in
life-threatening flash flooding, rapid rises on small streams, and
isolated minor-to-moderate river flooding.
SURF: Swells generated by the tropical cyclone are expected to
increase and affect much of the Texas and Louisiana coasts during
the next few days. These swells are likely to cause
life-threatening surf and rip current conditions. Please consult
products from your local weather office.
Next complete advisory at 1000 PM CDT.