Heat wave
Severe weather warning
Now
From Wednesday 12:00 (3 days ago)
Until Wednesday 20:00 (4 days from now)
Official warning explanations:

- Warning valid below 800 m a.s.l. - Possible impacts: Significant risk of circulatory problems and physical discomfort. - Recommendations for action: Drink at least 1.5 litres per day, preferably unsweetened and non-alcoholic drinks. Avoid physical exertion at the hottest time of day. Follow the recommendations of the Federal Office of Public Health FOPH. - Highest temperatures and humidity: 31 - 36 °C, 30 - 45 % - Lowest night temperatures: 18 - 22 °C - Peak phase of the event: Wed 12 - Fri 16 - Temporary mitigation: due to thunderstorms on, Fri 31.07.2026

Instructions:

Drink at least 1.5 litres per day, preferably unsweetened and non-alcoholic drinks. Avoid physical exertion at the hottest time of day. Follow the recommendations of the Federal Office of Public Health FOPH.

Markante Hitzewelle
Severe weather warning
Now
From Wednesday 12:00 (3 days ago)
Until Wednesday 20:00 (4 days from now)
Official warning explanations:

- Warnung gilt unterhalb von 800 m ü.M. - Mögliche Auswirkungen: Erhebliches Risiko für Kreislaufbeschwerden und körperliches Unwohlsein. - Verhaltensempfehlungen: Mind. 1.5 Liter pro Tag trinken, am besten ungesüsste und alkoholfreie Getränke. Meiden Sie körperliche Anstrengungen zur heissesten Tageszeit. Verhaltensempfehlungen des Bundesamtes für Gesundheit BAG beachten. - Höchsttemperaturen und Feuchtigkeit: 31 - 36 °C, 30 - 45 % - Minimumtemperaturen in der Nacht: 18 - 22 °C - Stärkste Phase des Ereignisses: Mi. 12 Uhr - Fr. 16 Uhr - vorübergehende Abschwächung: Durch Gewitter am Fr. 31.07.2026

Instructions:

Mind. 1.5 Liter pro Tag trinken, am besten ungesüsste und alkoholfreie Getränke. Meiden Sie körperliche Anstrengungen zur heissesten Tageszeit. Verhaltensempfehlungen des Bundesamtes für Gesundheit BAG beachten.

Vague de chaleur
Severe weather warning
Now
From Wednesday 12:00 (3 days ago)
Until Wednesday 20:00 (4 days from now)
Official warning explanations:

- Avertissement valable au-dessous de 800 m - Conséquences possibles : Risque important de troubles circulatoires et de malaise physique. - Recommandations sur le comportement à adopter : Boire au moins 1,5 litre par jour, de préférence des boissons non sucrées et non alcoolisées. Évitez les efforts physiques pendant les heures les plus chaudes de la journée. Respecter les recommandations de comportement de l'Office fédéral de la santé publique OFSP. - Températures maximales et humidité : 31 - 36 °C, 30 - 45 % - Températures minimales nocturnes : 18 - 22 °C - Période d'intensité maximale : mer. 12 h - ven. 16 h - Diminution temporaire de l'intensité : en raison de l'activité orageuse du ven. 31.07.2026

Instructions:

Boire au moins 1,5 litre par jour, de préférence des boissons non sucrées et non alcoolisées. Évitez les efforts physiques pendant les heures les plus chaudes de la journée. Respecter les recommandations de comportement de l'Office fédéral de la santé publique OFSP.

Ondata di caldo
Severe weather warning
Now
From Wednesday 12:00 (3 days ago)
Until Wednesday 20:00 (4 days from now)
Official warning explanations:

- Allerta valida sotto 800 m s.l.m. - Possibili conseguenze: Marcato rischio di disturbi circolatori e di malessere fisico. - Raccomandazioni di comportamento: Assumere liquidi a sufficienza (almeno 1,5 litri al giorno), preferibilmente bevande non alcoliche e non zuccherate. Evitare gli sforzi fisici durante le ore più calde della giornata. Seguire le raccomandazioni di comportamento dell'Ufficio federale della sanità pubblica UFSP. - Temperature massime e umidità: 31 - 36 °C, 30 - 45 % - Temperature minime nella notte comprese: 18 - 22 °C - Fase più intensa dell'evento: mer ore 12 - ven ore 16 - Temporanea attenuazione: a causa di temporali previsti per ven 31.07.2026

Instructions:

Assumere liquidi a sufficienza (almeno 1,5 litri al giorno), preferibilmente bevande non alcoliche e non zuccherate. Evitare gli sforzi fisici durante le ore più calde della giornata. Seguire le raccomandazioni di comportamento dell'Ufficio federale della sanità pubblica UFSP.

Unda da chalira marcanta
Severe weather warning
Now
From Wednesday 12:00 (3 days ago)
Until Wednesday 20:00 (4 days from now)
Official warning explanations:

- Avertiment�es valabel sut 800 m s.m. - Consequenzas pussaivlas: Ristga considerabla per problems cun la circulaziun e per malesser corporal. - Recumandaziuns da cumportament: Baiver regularmain ed avunda sco er sche pussaivel bavrondas senza zutger (almain 1,5 liters per di). Evitar sforzs corporals durant il temp chaud dal di. Observar recumandaziuns da cumportament da l'Uffizi federal da sanadad publica UFSP. - Temperaturas maximalas ed umiditad: 31 - 36 °C, 30 - 45 % - Temperaturas minimalas durant la notg: 18 - 22 °C - Fasa la pli ferma da l'eveniment: me 12 - ve 16 - Mitigiaziun temporara: tras urizis dal/dals ve 31.07.2026

Instructions:

Baiver regularmain ed avunda sco er sche pussaivel bavrondas senza zutger (almain 1,5 liters per di). Evitar sforzs corporals durant il temp chaud dal di. Observar recumandaziuns da cumportament da l'Uffizi federal da sanadad publica UFSP.

Last update:
Language:
Heavy thunderstorm
Severe weather warning
Now
From Today 17:35 (25 minutes ago)
Until Today 18:35 (34 minutes from now)
Official warning explanations:

- Possible impacts: Landslides on steep slopes, sudden flash floods in streams, flooding. Hail damage. Breaking off of branches, toppling of individual trees. Lightning strikes. - Recommendations for action: In open terrain, if lightning strikes nearby, assume a crouched position (with your feet together) with as little of your body as possible touching the ground (do not lie down flat). Avoid bodies of water, exposed areas (mountain ridges and peaks, trees, towers) and open terrain (e.g. clearings, fields) due to the risk of lightning strikes.

Instructions:

In open terrain, if lightning strikes nearby, assume a crouched position (with your feet together) with as little of your body as possible touching the ground (do not lie down flat). Avoid bodies of water, exposed areas (mountain ridges and peaks, trees, towers) and open terrain (e.g. clearings, fields) due to the risk of lightning strikes.

Heftiges Gewitter
Severe weather warning
Now
From Today 17:35 (25 minutes ago)
Until Today 18:35 (34 minutes from now)
Official warning explanations:

- Mögliche Auswirkungen: Rutschungen in steilen Hängen, plötzliches Auftreten von Flutwellen in Bächen und Überflutungen. Hagelschäden. Abbrechen von Ästen, Umstürzen einzelner Bäume. Blitzeinschläge. - Verhaltensempfehlungen: Im offenen Gelände bei Blitzschlag in Kauerstellung gehen – mit geschlossenen Füssen und möglichst wenig Kontakt zum Boden (nicht hinlegen). Meiden von Gewässern, exponierten Stellen (Bergkreten und -gipfel, Bäume, Masten, Türme) und offenen Flächen (z.B. Lichtungen, Felder) aufgrund Blitzschlaggefahr.

Instructions:

Im offenen Gelände bei Blitzschlag in Kauerstellung gehen – mit geschlossenen Füssen und möglichst wenig Kontakt zum Boden (nicht hinlegen). Meiden von Gewässern, exponierten Stellen (Bergkreten und -gipfel, Bäume, Masten, Türme) und offenen Flächen (z.B. Lichtungen, Felder) aufgrund Blitzschlaggefahr.

Orage violent
Severe weather warning
Now
From Today 17:35 (25 minutes ago)
Until Today 18:35 (34 minutes from now)
Official warning explanations:

- Conséquences possibles : Glissements de terrain dans les pentes raides, apparition soudaine de vagues dans les ruisseaux et inondations. Dommages causés par la grêle. Chute de branches, chute d'arbres isolés. Foudre. - Recommandations sur le comportement à adopter : En terrain ouvert, en cas de foudre, se mettre en position accroupie – les pieds joints et le moins possible en contact avec le sol (ne pas se coucher). Éviter les cours d'eau, les endroits exposés (crêtes et sommets de montagne, arbres, pylônes, tours) et les espaces ouverts (p. ex. clairières, champs) en raison du risque de foudroiement.

Instructions:

En terrain ouvert, en cas de foudre, se mettre en position accroupie – les pieds joints et le moins possible en contact avec le sol (ne pas se coucher). Éviter les cours d'eau, les endroits exposés (crêtes et sommets de montagne, arbres, pylônes, tours) et les espaces ouverts (p. ex. clairières, champs) en raison du risque de foudroiement.

Temporali violenti
Severe weather warning
Now
From Today 17:35 (25 minutes ago)
Until Today 18:35 (34 minutes from now)
Official warning explanations:

- Possibili conseguenze: Frane lungo pendii ripidi, in torrenti improvvise onde di piena, allagamenti. Danni da grandine. Rottura di rami, singoli alberi divelti. Fulmini. - Raccomandazioni di comportamento: All’aria aperta, in presenza di fulmini, assumere una posizione accovacciata con i piedi uniti riducendo al minimo il contatto con il terreno (non sdraiarsi). Per proteggersi dai fulmini evitare corsi d’acqua, luoghi esposti (cime e creste, alberi, pali o torri) nonché superfici aperte (radure, campi da calcio).

Instructions:

All’aria aperta, in presenza di fulmini, assumere una posizione accovacciata con i piedi uniti riducendo al minimo il contatto con il terreno (non sdraiarsi). Per proteggersi dai fulmini evitare corsi d’acqua, luoghi esposti (cime e creste, alberi, pali o torri) nonché superfici aperte (radure, campi da calcio).

Urizis ferms
Severe weather warning
Now
From Today 17:35 (25 minutes ago)
Until Today 18:35 (34 minutes from now)
Official warning explanations:

- Consequenzas pussaivlas: Bovas sin spundas taissas, cumparsa andetga d'undadas en auals ed inundaziuns. Donns da granella. Roma rumpa giu, singuls bostgs cupitgan. Culps da chametg. - Recumandaziuns da cumportament: En champagnas libras star a garnugl (cun ils pes ensemen en posiziun da seser) en cas d'in culp da chametg, quai per ch'uschè pauca surfatscha dal corp sco pussaivel tutgia il funs. Evitar auas e lieus exponids a culps da chametg sco crestas e pizs da muntognas, bostgs, pitgas u clutgers e surfatschas libras (p.ex. enclars, plazza da ballape).

Instructions:

En champagnas libras star a garnugl (cun ils pes ensemen en posiziun da seser) en cas d'in culp da chametg, quai per ch'uschè pauca surfatscha dal corp sco pussaivel tutgia il funs. Evitar auas e lieus exponids a culps da chametg sco crestas e pizs da muntognas, bostgs, pitgas u clutgers e surfatschas libras (p.ex. enclars, plazza da ballape).

Last update:
Language:

Severe weather warnings are provided to meteoblue by more than 80 official agencies worldwide. meteoblue does not bear any responsibility regarding the actual content or nature of the warnings. Issues can be reported through our Feedback form and will be transmitted to the appropriate instances.

meteoMail - Warnings for 46.7°N 7.86°E

Get weather warnings by email for free.

meteoMail is free of charge and can be unsubscribed at any time.

We do not share your email address with third parties, as outlined in our privacy policy. By using meteoblue services, you agree to our terms and conditions. Your email address will also be usable with other meteoblue services.

Back to top