Heat wave rolls over Austria: Orange warning level for many cities!

Heat wave rolls over Austria: Orange warning level for many cities!

The upcoming heat wave threatens to bring considerable challenges for the population in Austria. According to 5min.at , on August 13, 2025, an orange warning level was called up, which indicates the high heat load. In the coming days there will be temperatures of over 35 degrees that extend across the entire country.

On Wednesday, the expected climax of the heat wave, maximum temperatures of up to 35 degrees are forecast, accompanied by isolated showers and thunderstorms, especially between Silvretta and Upper Carinthia. Orange warnings also apply to the cities of Innsbruck, Bregenz, Villach and Klagenfurt.

increased heat load

On Thursday, the temperatures could fluctuate between 31 and 36 degrees, while the thunderstorm tendency between East Tyrol and the Mostviertel rises. In the regions around Vienna, St. Pölten and Eisenstadt, orange heat warnings can also be expected, while the rest of the country has to make up with yellow warnings.

protective measures and recommendations

The authorities provide clear recommendations for reducing the heat load. Citizens should avoid direct sunlight, protect children from the sun and avoid shadowless places. The outdoor stay should be avoided, especially in the hottest hours of the day. Windows should be opened at night and early in the morning while curtains and blinds should be closed.

It is also advisable to wear airy, light clothing and a headgear. Cool showers or cold bathrooms can contribute to relief. A sufficient fluid supply of 2-3 liters per day, preferably in the form of unsweetened tea, water or diluted fruit juices, is particularly important. Older people and children should be stimulated regularly to drink.

The weekend will bring a change because the air masses become wetter. Temperatures between 28 and 35 degrees are possible on Saturday, while the values fluctuate between 24 and 33 degrees on Sunday. Thunderstorms and showers are also possible, which could reduce the heat pressure.

health effects

according to Gesundheit.gv.at is the high temperature a challenge for the human body, especially during multi-day heat waves. Climate change leads to an increase in the frequency and intensity of such weather conditions, which increases health burdens for the population. Heat warnings are required to protect people and inform about the dangers.

Geosphere Austria offers daily information about the weather situation and has developed a warning system that takes into account different levels of heat loads. There are four warning levels that range from no significant heat load to strong risk. It is recommended to exercise special caution when the danger levels are higher.

For further information and advice on heat protection measures, the heat telephone is available at 0800 880 800 to support the population as best as possible.