The GOES-13 Sounder imagery has shown signatures intermittently over the past 4 days that suggest a Filter Wheel Anomaly is ongoing. The image above is from 0246 UTC on 17 July 2012. Similar events occurred on 16 July (at 0046 and 1446 UTC), on 15 July (at 2346 UTC), on 14 July... Read More

GOES-15 0.63 µm visible channel images (above; click image to play animation) revealed the interesting convergence of an undular bore (which was propagating northwestward) and a von Karman vortex street (which was moving southeastward, downwind of Guadeloupe Island) on 20 June 2012. Both... Read More

The image above from the SSEC Web Map Service (WMS) shows visible imagery of Tropical Storm Chris over the central Atlantic on June 20th, just south of the north wall of the Gulf Stream. Sea-surface temperatures are indicated by the color shading. The projected path of the storm, and the cone of uncertainty... Read More

The daily maximum temperature reported by the cooperative observer at Death Valley, California was 119 F on 17 June 2012, which was the highest temperature in the Lower 48 states so far in the summer season. A... Read More