Throughout the summer I have updated the blog on the progress of the hurricane season. Now, and assuming that the season is over, it is time to look at the … Continue reading “Summary of the 2010 Atlantic Hurricane Season”
The 2-meter temperature anomaly forecasts averaged over three-month periods from November 2010 to June 2011 from NCEP’s Coupled Forecast System (CFS) model are shown below (additional fields including SST and … Continue reading “Seasonal Forecasts”
The US National Snow and Ice Data Center has reported on 27th September that Arctic sea ice appears to have reached its annual minimum extent on 19th September. On that … Continue reading “Arctic and Antarctic Sea Ice”
The Fujiwhara effect describes the rotation of two storms around each other. It’s most common with tropical cyclones but also occurs in other cases. A good way to picture this … Continue reading “Fujiwhara Effect”
While most of the attention is focused on Hurricane Earl, tropical storms Fiona and Gaston (and a strong tropical wave off Africa) complete the tropical parade in the Atlantic. As … Continue reading “Tropical Parade in the Atlantic”
Earl is a powerful Category 3 hurricane now located northeast of the Bahamas. As of 9:00 a.m., UTC, Hurricane Earl was located at 24.0°N, 71.2°W, or 175 miles (280km) north … Continue reading “Hurricane Earl and Tropical Storm Fiona”
The North Atlantic has been very quiet since Hurricane Alex in late June. Alex was the strongest storm in terms of wind speed in the month of June since Alma … Continue reading “Atlantic Hurricane Season About to Get Busy”
After a relatively quiet start, the tropics are beginning to show some signs of life in the far-eastern Atlantic. An elongated cluster of showers and thunderstorms over the southeastern Atlantic … Continue reading “Atlantic Tropical Basin Heating Up”