Bas-Rhin and Haut-Rhin are placed on orange “thunderstorm” alert on Saturday June 29 from 4 p.m., by Météo France. Severe bad weather is expected in Alsace. With hailstones several centimeters high and gusts exceeding 100 km/h, significant damage could occur. Caution will be required on the roads.
“All the conditions are in place for violent but brief storms to occur“, warns Loïc Alter, president of Météo Suivi Alsace. After hitting Franche-Comté, the storm would travel up through the south of Alsace and sweep the entire region from 7 p.m. to midnight on Saturday June 29.
While wind gusts of up to 120 km/h are expected, hail is also expected: “Large hailstones, sometimes up to 6 cm, could fall on certain localities.“, the forecaster explains. In the sky, intense electrical activity is expected with numerous lightning strikes. Bas-Rhin and Haut-Rhin are placed on orange “storm” alert on Saturday from 4 p.m.
“Heavy rainfall is forecast with a month and a half of rain in the space of a few hours“, he adds. According to the forecasts of Météo France, Rainfall totals of 50 to 80 mm are expected.The risk of localized flooding should be considered“, says Christophe Mertz of the Atmo-Risk association.
Large hailstones and heavy precipitation are expected in Alsace on Saturday evening.
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© HERVE KIELWASSER / MAXPPP
The damage could be significant to vegetation and buildings.Bring everything you have into your garden and limit movement“, advises Loïc Alter. If you are on the roads, this weekend of going on vacation, be very careful. According to forecasters, the last meteorological episode of this magnitude dates back to June 26, 2022.
