Tropical Depression Thirteen a Potential U.S. Threat

Invest 98L was upgraded to Tropical Depression Thirteen last night (TD 13), and is expected to to become a tropical storm later today or early tomorrow. TD 13 will be on a west-northwest track over the next day or two…

Tropical Update: Invests 97L and 98L Likely to Develop

The two tropical waves we have been watching are now invests. Invest 97L is the leading wave and will reach the west Caribbean by Thursday or Friday, and the wave back toward Africa is Invest 98L. Invest 97L Invest 97L…

Isaias Still a Hurricane; Florida Landfall Possible

Isaias, while still a hurricane this morning, is struggling a bit. Maximum sustained winds are 80 mph. Radar shows that Isaias only has a partial eye wall. The satellite presentation has also degraded since yesterday afternoon and evening. This is…

Invest 92L a Threat to Develop; Could Impact Caribbean

With Hanna now having made landfall in Texas yesterday evening, it is time to shift attention to Invest 92L, located in the far east Atlantic. Invest 92L is being given a high chance (90%) of developing into a tropical cyclone…