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#927785 (Received by flhurricane at: 4:39 PM 30.May.2018) TCPAT1 BULLETIN Tropical Depression Alberto Advisory Number 23 NWS Weather Prediction Center College Park MD AL012018 400 PM CDT Wed May 30 2018 ...CENTER OF ALBERTO MOVING ACROSS WEST-CENTRAL INDIANA... ...HEAVY RAINFALL THREAT CONTINUES... SUMMARY OF 400 PM CDT...2100 UTC...INFORMATION ---------------------------------------------- LOCATION...40.5N 86.4W ABOUT 70 MI...113 KM S OF SOUTH BEND INDIANA MAXIMUM SUSTAINED WINDS...30 MPH...45 KM/H PRESENT MOVEMENT...NNE OR 25 DEGREES AT 23 MPH...37 KM/H MINIMUM CENTRAL PRESSURE...998 MB...29.47 INCHES WATCHES AND WARNINGS -------------------- Flood Warnings and Flash Flood Watches are in effect for portions of central Alabama and western North Carolina. Flash Flood Watches are in effect for portions of the Appalachian Mountains from northern Georgia to Virginia. DISCUSSION AND OUTLOOK ---------------------- At 400 PM CDT (2100 UTC), the center of Tropical Depression Alberto was located near latitude 40.5 North, longitude 86.4 West. The depression is moving toward the north-northeast near 23 mph (37 km/h) and this motion is expected to gradually increase overnight. Maximum sustained winds are near 30 mph (45 km/h) with higher gusts. Little change in strength is forecast during the next 36 hours. The system will transition to an extratropical wave cyclone as the remnant circulation encounters an upper level trough moving east across the Great Lakes through Thursday. The estimated minimum central pressure is 998 mb (29.47 inches). HAZARDS AFFECTING LAND ---------------------- RAINFALL: Additional rainfall of 1 to 3 inches, with isolated higher amounts, will be possible northward along the track of Alberto into the Lower Peninsula of Michigan. Isolated to scattered flash flooding will remain a possibility across this area. WIND: A few wind gusts may approach tropical-storm force (34 knots or 39 mph) from central and northern Indiana into Lower Michigan into this evening. For more information on rainfall totals please see the Storm Summary available at www.wpc.ncep.noaa.gov/discussions/nfdscc5.html NEXT ADVISORY ------------- Next complete advisory at 1000 PM CDT. $$ Forecaster Carbin |