• Shelf clouds ahead of derecho in Chicago area

    Severe storms, called a derecho by meteorologists, moved through Chicago this morning. Ahead of the storm, people sighted a shelf cloud in Illinois.Shelf clouds often form at the leading edge of a gust front or outflow boundary from a thunderstorm, or strong winds

  • Powerful Typhoon Vicente making landfall in Guangdong, China

    Powerful Typhoon Vicente is making landfall in Guangdong, China, just to the southwest of Hong Kong. Vicente strengthened rapidly over the past 12 hours and now is moving in near Macau and Pinghsa, China with maximum sustained winds equivalent to a Category 3 to 4

  • Saharan dust plume over the Atlantic

    Dust from Sahara traversed an entire ocean in July 2012. A dust plume extended across the Atlantic Ocean toward the Caribbean Sea and Florida. We reported already about dusty clouds over Florida and now we bring you color-coded map, made from data collected by

  • Rare tornado touchdown on Lake of Zürich, Switzerland

    A rare tornado touched down on Lake of Zürich, Switzerland on July 21, 2012. The image was sent by a reader from Switzerland. Video is courtesy of YouTube user ugeilinger.Geographically, Lake of Zürich is located in the southwestern part of the canton of

  • Saharan dust cloud heading toward South Florida, US

    While summer thunderstorms pound South Florida, a very concentrated area of Saharan dust is coming all the way from Africa. The northern Caribbean islands have already been dealing with Saharan dust with very hazy skies. The dust should arrive sometime on Thursday

  • Dust storm off West Africa

    Dust poured off the coast of Africa and over the Atlantic Ocean on in mid-July, 2012. A broad plume of dust blows to the southeast, crossing both Western Sahara (north) and Mauritania (center). As it passes over the Atlantic Ocean, the plume appears to broaden and

  • Tropical Storm Khanun aims Korea peninsula

    According to Joint Typhoon Warning Center (JTWC), Khanun’s maximum sustained winds had increased to 50 knots (93 km/h) with gusts up to 65 knots (120 km/h). Center of the storm is located about 280 nm south of Cheju-Do and it is moving north-northwestward at speed of

  • Tropical Storm Khanun heading toward Japan and Korea

    Tropical Storm Khanun (ENTENG) is the 7th named Tropical Storm in the West Pacific Ocean. It is expected to affect Japan and probably making landfall somewhere in Korea peninsula. However it is not expected to strengthen into a Typhoon status for now. More rains form

  • Fabio weakens and expected to turn northward

    Tropical Storm Fabio continues to churn over the open waters of the Eastern Pacific as it tracks toward the northwest into cooler waters which is expected to weaken the tropical cyclone down to depression status. Although the current track keeps Fabio away from land,