NASA sees System 98W become Tropical Depression Kammuri

Strong thunderstorms around the center of circulation in tropical low pressure System 98W were seen on infrared satellite imagery and were a clue to forecasters that the storm was intensifying. Early on Sept. 24, the storm ...

NASA marks Polo for a hurricane

Hurricane Polo still appears rounded in imagery from NOAA's GOES-West satellite, but forecasters at the National Hurricane Center expect that to change.

Video: Sprites, gravity waves and airglow

Look! Fast! Sprite lightning occurs only at high altitudes above thunderstorms, only last for a thousandth of a second and emit light in the red portion of the visible spectrum, so they are really difficult to see. But one ...

NASA sees a weaker Tropical Storm Marie

When NOAA's GOES-West satellite captured an image of what is now Tropical Storm Marie, weakened from hurricane status on August 28, the strongest thunderstorms were located in the southern quadrant of the storm.

NASA image: Veld Fires in South Africa

South Africa is entering what is described by the Volunteer Wildfire Services of South Africa as "Cape Fire Season." The Eastern Cape provincial government warned residents in certain parts of the province on Monday (8/25) ...

A NASA satellite double-take at Hurricane Lowell

Lowell is now a large hurricane in the Eastern Pacific and NASA's Aqua and Terra satellites double-teamed it to provide infrared and radar data to scientists. Lowell strengthened into a hurricane during the morning hours ...

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