Late on October 4th, the weather system in the far northeast Atlantic acquired sufficient tropical characteristics to be classified as a Tropical Storm, and Grace was named. The visible image from GOES-12 above shows the counterclockwise swirl of clouds. GOES-12 is over the Equator at 75 degrees W Longitude,... Read More
AWIPS images of the GOES 10.7 µm IR window channel (above) showed that a patch of high-level clouds was moving southeastward over a band of low-level clouds that was in place across much of Ontario and Quebec, Canada on 15 September... Read More
A comparison of enhanced visible channel images from GOES-12 and GOES-14 at 13:15 UTC on 01 September 2009 is shown above — both images have been remapped to a Mercator projection over the state of Wisconsin. The obvious “meteorological” phenomenon is the early morning fog in the Mississippi, Wisconsin, and... Read More
Vertical wind shear is the change of wind speed and/or direction with height. For tropical cyclones, wind shear is something that must be overcome if strengthening is to occur. For (minimal) tropical storm Danny, strong wind shear has persisted in keeping convection far from the storm center. When the storm... Read More
