2012 NWS thunderstorm and tornado warnings animation
National Weather Service severe Thunderstorm Warnings (blue) and Tornado Warnings (red) issued for each day in 2012 are shown here in this simple animation. Source: US National Weather
Tropical Storm Sonamu continues to weaken
JTWC and JMA upgraded to a Sonamu to a severe Tropical Storm yesterday. The system continues to move across the South China Sea, for now staying south of Vietnam. Heavy rains and strong winds remain offshore although light rains may affect Southern Vietnam in the
Tropical Cyclone Dumile moves away from Madagascar, Tropical Depression Sonamu formed in Sulu Sea
Tropical Cyclone Dumile passed over Mauritius and La Reunion and is moving southward, away from Madagascar. According to latest report by Joint Typhoon Warning Center (JTWC), Tropical Cyclone Dumile (07S), located approximately 215 nm northwest of La Reunion, and is
Tropical Cyclone Dumile approaching La Reunion Islands
Tropical Cyclone Dumile is moving along the western edge of a subtropical ridge (elongated area) of high pressure. Forecasters at the JTWC expect Dumile to steadily intensify into a cyclone over the next two days. After that time, cooler sea surface temperatures will
Increased levels of dust in the air for the first day of 2013
Research has shown that dust storms are increasing in the Sahara Desert and that in parts of North Africa, annual dust production has increased tenfold in the last 50 years. Since dust storms transport large amounts of material for long distances, their increasing
Area of convection developing near Vietnam
An area of convection that formed in the South China Sea in late December can be seen here near the coast of Vietnam. The animated imagery shows the system is moving southwestward towards the Malay Peninsula. The area of convection is being monitored for possible
Dust over Wad Ad-Dahabnota Peninsula and near Canary Islands
Dust blows off the coast of Western Sahara and towards the northwest, over the Atlantic Ocean. Visible through the dust is the Wad Ad-Dahabnota Peninsula, also known as the Villa Cisneros Peninsula while the region was under Spanish colonial rule. The Canary Islands
Parallel rows of dust over Arabian dust
Dust blows over Afghanistan and off the coasts of Iran and Pakistan. Air currents cause it to form long, parallel rows rather than an indistinct cloud. The dust reaches far over the Arabian Sea, where it is then swept westwards towards the Arabian Peninsula. Dust
Tropical Storm Freda (05P) formed near Solomon Islands
December 26, RSMC Nadi started to monitor a tropical disturbance that had developed about 1075 km (670 miles) to the north of Port Vila, Vanuatu. During that day, the disturbance moved westwards and developed into a tropical depression.Now known as Tropical Storm
Tropical Cyclone Mitchell formed near Western Australia
TCWC Perth started to monitor a weak tropical low that had developed about 1,265 km (785 miles) to the southeast of Jakarta, Indonesia. Over the next couple of days the low moved towards the south-southwest and gradually developed further before the JTWC declared it
