Issued at: 6:37 PM CDT 10/4/13 (gateway). Karen hesitates in the central gulf of mexico, Summary of 700 pm cdt, 0000 utc, information ---------------------------------------------- location, 25.9n 90.3w about 235 mi, 375 km ssw of the mouth of the Mississippi river about 270 mi, 430 km sse of morgan city Louisiana maximum sustained winds, 50 mph, 85 km/h present movement, stationary minimum central pressure, 1002 mb, 29.59 inches Watches and warnings -------------------- changes with this advisory, None Summary of watches and warnings in effect, A tropical storm warning is in effect for, morgan city Louisiana to the mouth of the pearl river A tropical storm watch is in effect for, metropolitan new orleans lake maurepas lake pontchartrain east of the mouth of the pearl river to indian pass Florida 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 northeastern coast of the gulf of mexico should monitor the progress of karen. 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 48-hour outlook ------------------------------ at 700 pm cdt, 0000 utc, the center of tropical storm karen was located near latitude 25.9 north, longitude 90.3 west. Karen has been nearly stationary during the past couple of hours, but the cyclone should resume a north-northwest track near 7 mph, 11 km/h later tonight. A turn toward the north with a decrease in forward speed is expected on Saturday, and a turn toward the northeast with an increase in forward speed is expected on Sunday. On the forecast track, the center of karen is expected be near the coast in the tropical storm warning Saturday night. Data from an air force reserve and noaa hurricane hunter aircraft indicate that maximum sustained winds remain near 50 mph, 85 km/h, with higher gusts. Little change in strength is forecast tonight and Saturday. Slight strengthening is possible Saturday night and Sunday. Tropical storm force winds extend outward up to 140 miles, 220 km, mainly to the north and east of the center. The latest minimum central pressure based on data from the aircraft is 1002 mb, 29.59 inches. Hazards affecting land ---------------------- wind, tropical storm conditions are expected within portions of the warning area by Saturday afternoon. Tropical storm conditions are possible in portions of the watch area Saturday night and Sunday. Storm surge, the combination of storm surge and the tide will cause normally dry areas near the coast to be flooded by rising waters. The water could reach the following heights above ground if the peak surge occurs at the time of high tide, West of the Mississippi river to terrebonne bay, 1 to 3 ft mouth of the Mississippi river to the pearl river, 3 to 5 ft east of the pearl river to west of apalachee bay, 1 to 3 ft apalachee bay including cedar key, 2 to 4 ft south of apalachee bay to tampa bay, 1 to 2 ft The highest water will occur along the immediate coast, where the surge will be accompanied by dangerous waves. Surge-related flooding depends on the relative timing of the surge and the tidal cycle, and can vary greatly over short distances. For information specific to your area, please see products issued by your local national weather service office. Rainfall, karen is expected to produce rainfall amounts of 3 to 6 inches over portions of the central and eastern gulf coast through sunday night, mainly near and to the rig
Posted on: Fri, 04 Oct 2013 23:53:19 +0000
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