Back to overview

Heat 4/5 high METEOALARM

Level 4 heat warning issued for Sarganserland

This warning was lifted on 05.08.2026 20:00 CEST and is no longer active.

Summary

A level 4 out of 5 heat warning is in effect for Sarganserland. High temperatures are placing significant strain on health.

What hazard threatens

High temperatures are placing significant strain on circulation and health in Sarganserland, especially for the elderly, infants and the sick; the risk of forest and wildfires is also rising.

Local weather conditions

Measuring station Crap Masegn, 2468 m a.s.l., 20 km from the event

Temperature

13.9 °C

When the warning was issued · 29.07.2026 12:00 CEST

Daily maximum

17.0 °C

on the day of the warning

Humidity

75 %

When the warning was issued · 29.07.2026 12:00 CEST

Day of warning and following days

  • Wed 29.07. 17° 11° 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 medium and the potential impact high. Prepare early for the heat using the linked guide.

What to do now

Drink enough fluids, avoid midday heat and physical exertion outdoors, ventilate rooms at night and in the morning, shade them during the day, check on vulnerable people, and observe outdoor fire bans.

Risk matrix

Event location

Coordinates · WGS84
46.9558° N, 9.3833° E
46°57′20.8″ N   9°22′59.8″ E