Drought: The silent disaster Storms, floods, severe winds, and other high-impact and powerful weather-related phenomena reach the news daily. What you rarely hear on the news or see on social media hashtags is the word “drought”. Drought is the prolonged period of limited precipitation (rain or snow) which results in a water shortage. For example, […]
Drought: The silent disaster Lire la suite »
Overall statistics show that more than 90% of the large hail reports were covered by our alerting system. Note that in the areas without reports, it does not necessarily mean that hail did not occur.
Summer 2023: Damaging hail events in France Lire la suite »
After a rather quiet June, regarding thunderstorm activity in France, since 6 July 2023 several rounds of severe thunderstorms have affected western Europe. The most severe thunderstorms so far occurred in central/eastern France on 11 July, producing very large hail, severe wind gusts and flash floods. The following map shows a screenshot of the D4Weather
Giant hail in France was predicted one day before by D4Weather Lire la suite »
Where has the rain gone? You may have noticed that for the last 3 weeks, rainfall in France has been a rare sight and mostly in the most southern parts of the country. So, where has the rain gone this winter? The lack of rainfall and snowfall is attributed to a large anticyclone that extends
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Extreme heat waves in April 2023 in Asia and Europe It has never been so hot in April in areas of Asia and Europe like in 2023. Hundreds of weather stations in China with long timeseries have recorded new temperature records with values higher than 42ºC. On 15 April, Thailand had its warmest April on
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Quantifying the geotechnical drought risk for buildings Recently, a new tool has been developed by Data4Risk, for the D4Home platform, aiming at informing the insurance companies on the potential impact of the complex phenomenon of drought and nature of soil (geotechnical drought). Depending on the presence of clay in the soil, the variations in water
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Early hail season start in 2023 After the record-breaking hail season in France in 2022 and one of the most severe droughts that western Europe has ever experienced, it is the turn of March to remind us how fragile our climate has become. On 9th and 13th March 2023, thunderstorms crossed the largest part of
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A break or the end of the severe drought? About 90 French departments were in a state of emergency due to extreme water shortage in early August 2022, after the driest July on record, at least since 1959. Fortunately, some rainfall has fallen since then, but the situation remains critical for a large part of
A break or the end of the severe drought? Lire la suite »
Trying to understand Medicane dynamics The European Geophysical Union Plinius Conference on Mediterranean Risks was held in Frascati, Italy between 18 and 21 October 2022. Stavros Dafis from our R&D team presented his work on the dynamics of Mediterranean tropical-like cyclones, aka Medicanes. Medicanes are destructive cyclones that tend to become stronger under the influence
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