- Thunderstorms approaching from northeast - Possible impacts: Breaking of branches, toppling of individual trees. Lightning strikes and/or damage caused by hail. Landslides on steep slopes, sudden flash flooding of streams and floodings. - Recommendations for action: Stay away from water and avoid mountain ridges and peaks, trees, masts and towers, as well as open terrain (e.g. clearings, football pitches), all of which are at risk of lightning strikes. In open terrain, if lightning strikes nearby, assume a crouched position (with your feet closed) with as little of your body as possible touching the ground (do not lie down flat).

- Warning valid below 800 m a.s.l. - Possible impacts: Significant risk of circulatory problems. - Recommendations for action: Drink (preferably unsweetened) liquids regularly and in sufficient quantities (at least 1.5 litres a day). Contact those around you who fall into the risk category and ensure that they are well and able to follow the existing recommendations. Do not leave people or animals unattended in cars. - Highest temperatures and humidity: 32 - 37 °C, 35 - 50 % - Lowest night temperatures: 17 - 23 °C - Peak phase of the event: Tue 12 - Wed 20 - Temporary mitigation: -