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Heat 4/5 high METEOALARM

Heat alert level 4: Langenthal under strain

Unchanged since the first report last verified 17:28 CEST

Summary

A level 4 out of 5 heat warning is in effect for Langenthal. Persistently high temperatures are placing significant strain on health and circulation.

What hazard threatens

Heat persisting through day and night puts strain on circulation and health, especially for the elderly, infants and the sick. The risk of forest and wildland fires also increases.

Local weather conditions

Measuring station Wynau, 422 m a.s.l., 10 km from the event

Temperature

30.2 °C

When the warning was issued · 29.07.2026 12:00 CEST

Daily maximum

35.9 °C

on the day of the warning

Humidity

41 %

When the warning was issued · 29.07.2026 12:00 CEST

Day of warning and following days

  • Wed 29.07. 36° 15° measured

As of: Values as at the time of the warning; they are not updated afterwards.

Source: MeteoSwiss

Context & protective measures

Background: heat waves are becoming more frequent and intense in Switzerland. The greatest danger is the health burden from persistently high day and night temperatures, which favour dehydration, heat stroke and circulatory problems. The elderly, the chronically ill, pregnant women and infants are particularly at risk.

Recommendation

The likelihood is assessed as medium and the potential impact as high. Use the linked guide to prepare yourself and those around you.

What to do now

Drink enough fluids, avoid midday heat and outdoor physical exertion, ventilate rooms only in the morning and at night, keep spaces shaded during the day, check on vulnerable people nearby, and observe any outdoor fire bans in place.

Risk matrix

Event location

Coordinates · WGS84
47.1653° N, 7.7935° E
47°09′55.3″ N   7°47′36.7″ E