Northern Ireland's hopes of a prolonged heatwave have been dealt a blow by the Met Office, with forecasters predicting temperatures will fall short of the required threshold for an official heatwave in the coming days. While much of the UK prepares for warmer conditions, the region is expected to see temperatures peak in the high teens to low twenties Celsius.
According to the Met Office, a heatwave is declared when an area experiences at least three consecutive days with daily maximum temperatures meeting or exceeding 25°C in County Armagh and 24°C in County Fermanagh. However, current projections suggest that while temperatures will rise, they are unlikely to remain consistently at these levels across Northern Ireland.
Forecasters anticipate that Belfast will reach around 19°C on Wednesday, rising slightly to 20°C on Thursday and Friday, but these figures fall short of the heatwave thresholds. The outlook also suggests a mix of sunshine and scattered showers, with some cloud cover preventing prolonged periods of direct sun necessary for temperatures to soar.
This contrasts sharply with other parts of the UK, particularly central and southern England, where the likelihood of a heatwave is considerably higher. These areas are predicted to see temperatures consistently in the mid to high twenties, potentially exceeding 30°C in some localised spots. Wind speeds across Northern Ireland are expected to be light to moderate, generally around 5-15 mph, offering little in the way of cooling breezes should temperatures climb unexpectedly.