The Met Office has issued a warning about the persistence of nighttime warmth, leading to very warm conditions in homes due to high levels of humidity exacerbating the situation.
In the UK, a heatwave is currently affecting the country, with record-breaking temperatures being recorded and red alert warnings being issued. Forecasters note that this heatwave feels more intense than previous ones due to unique conditions.
According to the Met Office, the concern this week is not limited to daytime temperatures but also includes nighttime conditions. The presence of warm, humid air is preventing both people and buildings from cooling down adequately.
Aiden McGivern, a Met Office forecaster, emphasized the significant impact of elevated nighttime temperatures, stating that the high humidity levels are hindering the cooling process for homes and buildings.
McGivern highlighted the role of humidity in altering the perception of heat in the UK, especially when compared to past heatwaves. He stressed the importance of considering the heat index, which combines heat and humidity levels to determine the severity of the heat’s impact.
With several days of high temperatures in a row, the meteorologist pointed out the cumulative effect on people’s sleep and the increased challenge of homes retaining heat due to the prolonged heat exposure.
The soaring temperatures this week are attributed to a “heat-dome” settling over western Europe, causing extreme conditions across the continent, including the UK.
The hottest temperatures are anticipated for Wednesday and Thursday, with red Met Office warnings in effect and an additional amber warning issued for Friday.
The Met Office warned that the combination of extreme heat and humidity could have adverse effects on public health, infrastructure, power, and water supplies, affecting various sectors such as transport, energy, and water distribution.
Additionally, the agency cautioned about a potential rise in water-related incidents during the heatwave as more individuals are likely to visit coastal areas, lakes, or rivers.