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Derecho
07-28-2011, 10:18 AM
May make landfall on Texas this weekend. Texas is experiencing a major and alarming drought, TS Don could bring temporary relief for many counties in the state.



BULLETIN
TROPICAL STORM DON INTERMEDIATE ADVISORY NUMBER 3A
NWS NATIONAL HURRICANE CENTER MIAMI FL AL042011
700 AM CDT THU JUL 28 2011

...DON MOVING WEST-NORTHWESTWARD ACROSS THE SOUTHERN GULF OF
MEXICO...HURRICANE HUNTER PLANE APPROACHING THE SYSTEM...


SUMMARY OF 700 AM CDT...1200 UTC...INFORMATION
----------------------------------------------
LOCATION...24.0N 89.8W
ABOUT 545 MI...875 KM ESE OF CORPUS CHRISTI TEXAS
ABOUT 495 MI...795 KM ESE OF BROWNSVILLE TEXAS
MAXIMUM SUSTAINED WINDS...40 MPH...65 KM/H
PRESENT MOVEMENT...WNW OR 300 DEGREES AT 10 MPH...17 KM/H
MINIMUM CENTRAL PRESSURE...1000 MB...29.53 INCHES


WATCHES AND WARNINGS
--------------------
CHANGES WITH THIS ADVISORY...

NONE.

SUMMARY OF WATCHES AND WARNINGS IN EFFECT...

A TROPICAL STORM WATCH IS IN EFFECT FOR...
* TEXAS COAST FROM THE MOUTH OF THE RIO GRANDE NORTHWARD TO WEST OF
SAN LUIS PASS

A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE
POSSIBLE WITHIN THE WATCH AREA...GENERALLY WITHIN 48 HOURS.

FOR STORM INFORMATION SPECIFIC TO YOUR AREA IN THE UNITED
STATES...INCLUDING POSSIBLE INLAND WATCHES AND WARNINGS...PLEASE
MONITOR PRODUCTS ISSUED BY YOUR LOCAL NATIONAL WEATHER SERVICE
FORECAST OFFICE.


DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 700 AM CDT...1200 UTC...THE CENTER OF TROPICAL STORM DON WAS
LOCATED NEAR LATITUDE 24.0 NORTH...LONGITUDE 89.8 WEST. DON IS
MOVING TOWARD THE WEST-NORTHWEST NEAR 10 MPH...17 KM/H. THIS
GENERAL MOTION WITH AN INCREASE IN FORWARD SPEED IS EXPECTED
THROUGH FRIDAY. ON THIS TRACK...THE CENTER OF DON SHOULD MOVE
THROUGH THE SOUTHERN AND CENTRAL GULF OF MEXICO TODAY...AND
APPROACH THE TEXAS COAST ON FRIDAY.

MAXIMUM SUSTAINED WINDS REMAIN NEAR 40 MPH...65 KM/H...WITH HIGHER
GUSTS. SOME STRENGTHENING IS POSSIBLE DURING THE NEXT 48 HOURS. AN
AIR FORCE RESERVE HURRICANE HUNTER AIRCRAFT IS EN ROUTE TO
INVESTIGATE DON.

DON IS A SMALL TROPICAL CYCLONE. TROPICAL-STORM-FORCE WINDS EXTEND
OUTWARD UP TO 45 MILES...75 KM FROM THE CENTER.

ESTIMATED MINIMUM CENTRAL PRESSURE IS 1000 MB...29.53 INCHES.


HAZARDS AFFECTING LAND
----------------------
WIND...TROPICAL STORM CONDITIONS ARE POSSIBLE WITHIN THE WATCH
AREA BY LATE FRIDAY.


NEXT ADVISORY
-------------
NEXT COMPLETE ADVISORY...1000 AM CDT.

$$
FORECASTER BEVEN/KIMBERLAIN