weather international
Cyclone Mocha threatens Myanmar and Bangladesh
In recent days, the formation of a cyclone in the Bay of Bengal has already been announced. Today, the system has now shown clear structures for the first time and reached storm strength – criteria required to name a tropical storm. The storm has been christened Mocha and will move northward in the coming days, reaching the coast of Myanmar and Bangladesh by the turn of the week.
weather lexicon
Ice Saints – Quintet with a bad reputation
As sure as the amen in prayer, the Ice Saints become a topic of discussion every May. What are their origins? Do they really live up to their dubious reputation? And what about (ground) frost this year?
weather international
The 2011 Super Outbreak
Especially during spring and early summer, severe thunderstorms with tornadoes form in North America with more or less regularity. While most of these events produce "merely" a handful of tornadoes, extreme events can occur if the constellation of pressure distribution, wind shear, and moisture is ideal for the storms. The most devastating and very deadly tornado outbreak to date occurred exactly 12 years ago. Within 4 days 362 tornadoes formed!
astro
Hybrid solar eclipse on April 20, 2023
Tomorrow, Thursday, a solar eclipse will take place in the Indian Ocean and Pacific. That alone is not too special, but in this case it is a special type – a hybrid solar eclipse. What is it all about?
climate international
Little sea ice at both poles
In Antarctica, a new record minimum sea ice extent of 2 million quadrad kilometers was reached on February 19; meanwhile, the ice area here is increasing again. On the other side of the world, in the Arctic, the annual maximum ice area was recorded on March 6.
weather international
Atlantic 2023 hurricane season – initial forecasts
Although the Atlantic hurricane season does not officially start until June 1, it is already casting its shadow in terms of forecasts. It promises to be exciting, because various factors are coming together. As a result, it is not surprising that the forecasts of the various institutions differ considerably with regard to the course of the storm season.
weather international
Cyclone Ilsa hits Australia
Over the past few days, a tropical depression has formed west of the Timor Sea, followed by a cyclone. Ilsa – - the name of the tropical storm - will continue to intensify over the next two days before making landfall on the northern coast of Western Australia.
weather international
Active Tornado Early Season – the next chapter today?
Last week, a powerful tornado in the state of Mississippi claimed numerous lives and caused major destruction in several small towns. Traditionally, however, the tornado season is just beginning at the end of March. There are indications that the early tornado season will be more active in the medium term. Already today, there are the next thunderstorms with a large tornado potential.
weather international
World Meteorology Day and 150th anniversary of an international meteorological community
World Meteorological Day takes place every year on March 23. With the convention of the World Meteorological Organization (WMO), which came into force in 1950, the cooperation of a wide range of nations should lead to more reliable weather forecasts. This year, World Meteorological Day takes place under the motto "the future of weather, climate and water over generations".
weather lexicon
When does spring actually start?
The beginning of spring is different depending on the definition: There is the astronomical or calendrical spring that occurred yesterday, the meteorological spring that always begins on March 1, and the phenological spring that depends on the development of the plants. But which of the three spring beginnings is the right one now?