IPMA alerts for heat wave in SeptemberPhoto by Jean Carlos on Pexels
Weather

IPMA alerts for heat wave in September

Now3 September 2026 at 21:41

The Portuguese Institute for the Sea and Atmosphere (IPMA) issued an alert for a heat wave expected in the month of September.

According to the forecast, a drop in temperatures is anticipated along the Portuguese coastal area during this period.

The IPMA also mentions the possibility of mud rain before a new rise in temperatures expected on Saturday.

Related articles

Weather

"It's sweltering!": hot day this Thursday felt from north to south of the country

Portugal experienced an intense heat day this Thursday, with temperatures felt from north to south of the country. In the Algarve, thermometers almost reached 40 degrees, giving the feeling of already being at the start of summer.

TVI Notícias03/09/26, 22:44
Weather

The most powerful El Niño ever is forming in the Pacific

Weather forecasts indicate that the most powerful El Niño ever is forming in the Pacific, with almost 100% probability of lasting until February next year. This climate phenomenon could be so intense that it may literally exceed the scale used to measure the intensity of these events, representing a significant threat to global climate patterns.

TVI Notícias03/09/26, 22:43
Weather

IPMA places 14 districts of Portugal under yellow warning until Saturday due to heat

The Portuguese Institute for the Sea and Atmosphere (IPMA) placed 14 districts of Portugal under yellow warning due to intense heat, in effect until Saturday. The Tagus Valley, Beira Baixa and Alentejo regions may reach maximum temperatures of 40 degrees, warning the population about the risks associated with excessive heat.

TVI Notícias03/09/26, 22:42
Weather

Heat is back and with force

Heat has returned to mainland Portugal with intensity, leading the National Authority for Emergency and Civil Protection to place fourteen districts under yellow warning due to high temperatures. The fire risk is at high levels in several regions of the country, warning of the need for increased caution.

RTP Notícias03/09/26, 21:20