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Subtropical Storm Alberto is picking up a little speed and getting slightly stronger as it continues moving north in the Gulf of Mexico toward the Florida Panhandle, the National Hurricane Center said in a 7 a.m. update Sunday (May 27). The storm had maximum sustained winds of 45 mph and was moving north at 15 mph, the report said. It was located about 165 miles southwest of Tampa, Fla. A turn toward the north-northwest at a slower forward speed is forecast Sunday night. A north-northwestward to northward motion is expected Tuesday through early Wednesday, the Hurricane Center said. On the...

Subtropical Storm Alberto has formed in the northwestern Caribbean Sea, hurricane forecasters said at 9 a.m. Friday. Alberto is the first named Atlantic storm of 2018, and has formed ahead of the traditional hurricane season which begins June 1. The storm is expected to bring heavy rain and rip currents to the Gulf Coast through Memorial Day weekend. Here's the current forecast cone for the storm:The main difference between a subtropical storm and tropical storm is core temperature, according to Shawn O'Neil, a meteorologist at the National Weather Service office in Slidell. Subtropical storms have slightly lower core temperatures than...

SUBTROPICAL STORM LAURA DISCUSSION NUMBER 1 NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL122008 500 AM EDT MON SEP 29 2008 DURING THE PAST 6 HOURS...CONVENTIONAL SATELLITE IMAGERY INDICATES DEEP CONVECTION WITH CLOUD TOPS TO NEAR -70C HAS CONTINUED TO INCREASE AND HAS STARTED WRAPPING AROUND AND VERY NEAR THE CENTER OF THE LARGE NON-TROPICAL LOW PRESSURE SYSTEM LOCATED ABOUT 775 NMI WEST OF THE WESTERNMOST AZORES ISLANDS. THERE IS ENOUGH CONVECTION NEAR THE CENTER NOW FOR THIS SYSTEM TO BE CLASSIFIED AS A SUBTROPICAL STORM. THE 06Z SATELLITE CLASSIFICATION FROM TAFB WAS ST3.0/45 KT...BUT USING THE DVORAK TECHNIQUE FOR A...