There was a pilot report (or PIREP) received over Annette Island, Alaska (station identifier ANN) on 05 April 2009 which noted “stronger winds than forecast” at an altitude of 29,000 feet. The winds reported by the aircraft were from a direction of... Read More

Strong northwesterly winds (gusting as high as 70 mph at Grand Marais in the Upper Peninsula of Michigan, and 57 mph at Washington Island in northeastern Wisconsin) caused a large portion of the land-fast ice in the far northern portion of Green Bay to break away and begin drifting eastward... Read More

An impressive display of “ship track” plumes was seen on GOES-11 visible images (above; also available as a QuickTime animation) over the Gulf of Alaska on 04 March 2009. Most of the ships in that region were traveling... Read More

A single-band lake-effect snow event dropped as much as 14.4 inches of snow in parts of Milwaukee, Wisconsin on 02 March 2009. GOES-13 visible images (above) showed the narrow but intense band as it meandered... Read More