Thread: Atlantic - Alex
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Old June 30th, 2010, 02:00 AM
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Statement as of 1:00 am CDT on June 30, 2010

...Alex getting better organized as it moves slowly over the warmwaters of the western Gulf of Mexico...

summary of 100 am CDT...0600 UTC...information----------------------------------------------location...23.1n 94.8wabout 195 mi...315 km ESE of La Pesca Mexicoabout 255 mi...415 km se of Brownsville Texasmaximum sustained winds...80 mph...130 km/hrpresent movement...W or 280 degrees at 5 mph...8 km/hrminimum central pressure...972 mb...28.70 inches

watches and warnings--------------------changes with this advisory...
none.
Summary of watches and warnings in effect...
a Hurricane Warning is in effect for...* the coast of Texas south of Baffin Bay to the mouth of the RioGrande* the coast of Mexico from the mouth of the Rio Grande to La Cruz
a Tropical Storm Warning in in effect for...* the coast of Texas from Baffin Bay to Port Oconnor* the coast of Mexico south of La Cruz to Cabo Rojo
for storm information specific to your area in the UnitedStates...including possible inland watches and warnings...pleasemonitor products issued by your local National Weather Serviceforecast office. For storm information specific to your area outsideUnited States...please monitor products issued by your Nationalmeteorological service.

Discussion and 48-hour outlook------------------------------at 100 am CDT...0600 UTC...the center of Hurricane Alex was locatedby satellite and the Brownsville Doppler radar to be near latitude23.1 north...longitude 94.8 west. Alex has been moving erraticallyin a general westward direction near 5 mph...8 km/hr...and a slowwest or west-northwestward motion is expected over the next 24 to48 hours. On the forecast track...the center of Alex will approachthe coast of northeastern Mexico or southern Texas by late thisafternoon or early evening...and make landfall in the HurricaneWarning area late tonight or early Thursday morning.
Maximum sustained winds are near 80 mph...130 km/hr... with highergusts. Alex is a category one hurricane on the Saffir-Simpsonhurricane wind scale. Additional strengthening is forecast prior tolandfall. Alex will begin to weaken after its center crosses thecoastline.
Hurricane force winds extend outward up to 15 miles...30 km...fromthe center...and tropical storm force winds extend outward up to 175miles...280 km. During the past couple of hours...NOAA buoy 42055located about 90 miles southeast of the center of Alex reported aone-minute sustained wind of 43 mph and a gust to 58 mph.
Estimated minimum central pressure is 972 mb...28.70 inches.

Hazards affecting land----------------------rainfall...Alex is expected to produce total rainfall accumulationsof 6 to 12 inches over portions of northeastern Mexico and southernTexas...with isolated maximum amounts of 20 inches. These rainscould cause life-threatening flash floods and mud slides...especially in mountainous terrain. Rainbands associated with Alexare spreading onshore in northeastern Mexico and southern Texas.
Wind...tropical storm conditions are expected to reach the coastwithin the hurricane and Tropical Storm Warning areas later thismorning...making outside preparations difficult or dangerous.
Storm surge...a dangerous storm surge will raise water levels byas much as 3 to 5 feet above ground level along the immediate coastto the north of where the center makes landfall. The surge couldpenetrate inland as far as several miles from the shore with depthgenerally decreasing as the water moves inland. Near the coast...the surge will be accompanied by large and destructive waves.
Tornadoes...isolated tornadoes are possible over portions of extremesouthern Texas today.

Next advisory-------------next complete advisory...400 am CDT.
$$Forecaster Stewart
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