50°21' N / 14°28' O / Höhe 198 m / 01:54 01.08.2026, Europe/Prague (UTC+2)
Seit: 31.07.2026, 23:00
Zu: 01.08.2026, 01:59
Risk of severe thunderstorms. Possible local property damage and complications. Local wind damage to roofs, fences, soft shelters and trees.
Mělník
Beware of lightning strikes and flying or falling objects (especially branches). Seek shelter in a building equipped with lightning protection. Outdoors, take cover in dense forest or low vegetation; avoid water bodies, hilltops, metal structures, isolated trees, and rock overhangs. When driving reduce speed. Observe weather warnings, weather radar (www.chmi.cz or mobile apps).
CHMI, Tomáš Mejstřík
31.07.2026, 23:01
Seit: 31.07.2026, 23:00
Zu: 03.08.2026, 05:30
Risk of fires due to prolonged drought. Possible occurrence of severe fire with subsequent damage. Possible damage to ecosystems, property, forestry, agriculture, etc. Risk of human injury. Deterioration of air quality causing respiratory problems and other health issues.
MělníkDo not light fires outdoors, do not burn grass, do not smoke or discard cigarette butts on the ground. Do not use portable stoves or other open flame sources. Follow local bans issued due to drought and fire risk. Stay alert when using agricultural machinery and near railway tracks where sparks from wheels and brakes can ignite vegetation.CHMI, Tomáš Mejstřík31.07.2026, 23:01
Seit: 01.08.2026, 00:00
Zu: 01.08.2026, 23:59
Strong heat stress expected. Risk of overheating and dehydration. Increased load on the healthcare system and social services (especially care for the elderly and chronically ill).
MělníkStay in the shade, maintain proper hydration with increased intake of non-alcoholic beverages, schedule higher physical/mental loads for the cooler parts of the day. Seek medical help in case of health problems. Do not leave children or animals in parked vehicles. Set air conditioning in rooms or vehicles so that the body is not exposed to excessive thermal shock when moving in or out; the difference between indoor and outdoor temperatures should not exceed 5 to 8 °C.CHMI, Tomáš Mejstřík31.07.2026, 23:01