GPM and Suomi-NPP fly above subtropical storm Ana

During the past few days subtropical storm ANA was developing off the southeastern coast of the United States. Yesterday and today the GPM core observatory satellite had two good views of subtropical storm ANA. The image ...

Tropical disturbance in the North Atlantic likely to develop

Although the non-tropical low pressure system in the North Atlantic has moved little during the past several hours it has become better defined with increasing organization of the associated thunderstorm activity. The low ...

TRMM satellite sees Melissa's tropical transition

Once a subtropical storm, now a tropical storm, Melissa made the transition on Nov. 20 as NASA's TRMM satellite passed overhead and measured rainfall rates within the storm.

Aqua satellite spots rare Southern Atlantic sub-tropical storm

NASA's Aqua satellite spotted some strong convection in a recently formed low pressure area that strengthened into Sub-Tropical Storm Arani in the South Atlantic. Arani formed near the coast of Brazil and is now moving away ...

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