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Tropical Depression Eight Advisory Number 4
NWS National Hurricane Center Miami FL AL082020
400 PM CDT Thu Jul 23 2020
...TROPICAL STORM WARNING ISSUED FOR PORTIONS OF THE TEXAS COAST...
...HEAVY RAINS LIKELY OVER PARTS OF TEXAS BY THIS WEEKEND...
SUMMARY OF 400 PM CDT...2100 UTC...INFORMATION
ABOUT 385 MI...620 KM ESE OF PORT OCONNOR TEXAS
ABOUT 430 MI...690 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...1006 MB...29.71 INCHES
WATCHES AND WARNINGS
CHANGES WITH THIS ADVISORY:
A Tropical Storm Warning is now in effect along the Texas coast
from Port Mansfield to San Luis Pass.
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 400 PM CDT (2100 UTC), the center of Tropical Depression Eight
was located near latitude 26.1 North, longitude 90.7 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
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 surface
observations is 1006 mb (29.71 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 in a day
or two. These swells are likely to cause life-threatening surf and
rip current conditions. Please consult products from your local
Next intermediate advisory at 700 PM CDT.
Next complete advisory at 1000 PM CDT.