NASA identifies Tropical Storm Dujuan's strongest side

The RapidScat instrument that flies aboard the International Space Station is an important tool for forecasters because it identifies where the strongest winds are located in a tropical cyclone when it is over open waters. ...

NASA sees formation of Tropical Depression 21W

NASA's Aqua satellite passed over a developing tropical low pressure area in the Northwestern Pacific Ocean on September 21 when the latest depression was coming together. The AIRS instrument aboard Aqua used infrared light ...

GPM sees Hurricane Jimena's eroding eyewall

Hurricane Jimena, a once powerful Category 4 storm with maximum sustained winds estimated at 140 mph by the National Hurricane Center, has continued to weaken well east of Hawaii. The Global Precipitation Measurement or GPM ...

NASA sees Tropical Storm Fred losing its punch

Tropical Storm Fred is losing its punch. Satellite imagery shows that there are no strong thunderstorms developing in the tropical storm indicating that the storm is weakening.

Aqua satellite takes Tropical Storm Danny's temperature

Tropical Depression 4 strengthened into Tropical Storm Danny late on August 19, as NASA's Aqua satellite passed overhead and took its "temperature." That is, infrared data from the AIRS instrument aboard measured cloud top ...

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