Wednesday 19 August is forecast to be cloudy and unsettled at times, with the greatest chance of rain from lunchtime into the afternoon. Temperatures are expected to reach around 21C before easing through the evening.
Early morning
Wednesday will begin mild and cloudy, with a chance of rain in the early hours of the day.
Temperatures are expected to be around 15C at 5am, dipping to 14C by 6am, before rising to 15C at 7am and 8am.
The chance of rain is around 40% at 5am and 30% at 6am, falling to around 10% by 7am and 8am.
Winds will come from the west-south-west and south-west at around 3mph to 5mph, with gusts between around 13mph and 18mph.
Visibility will remain very good, although humidity will be high early on, around 91% to 92%, before easing to around 85% by 8am.
Midday
Late morning and lunchtime will remain mild and mostly cloudy, with the chance of rain increasing again.
Temperatures are forecast to rise from 18C at 10am to 19C by 11am and 20C by midday. The “feels like” temperature will be slightly lower, around 17C to 19C.
The chance of rain is around 10% at 10am, rising to 20% by 11am and 30% by midday.
Winds will come mainly from the west-south-west at around 6mph, with gusts increasing to around 20mph to 22mph.
Visibility will remain very good. Humidity will fall from around 74% at 10am to 62% by midday. UV levels will be moderate, reaching around 4 to 5.
Afternoon
The afternoon is expected to be cloudy and more unsettled, with the highest chance of rain during the middle of the day.
Temperatures are forecast to reach around 20C at 1pm and 21C from 2pm to 5pm. The “feels like” temperature will be around 19C to 20C.
The chance of rain is around 50% from 1pm to 4pm, then easing to around 30% by 5pm and 6pm.
Winds will come from the west or west-north-west at around 6mph to 8mph, with gusts between around 21mph and 23mph.
Visibility will remain very good, while humidity will range from around 47% to 59% during the afternoon. UV levels will be moderate before easing later.
Evening
The evening will remain cloudy but should become gradually drier.
Temperatures are expected to fall from around 21C at 6pm to 20C by 7pm and 19C by 8pm. It will become cooler later, dropping to 17C by 9pm and around 16C by 10pm and 11pm.
The chance of rain falls from around 30% at 6pm to 20% at 7pm, then around 10% from 8pm onwards.
Winds will come from the west or west-north-west, easing from around 6mph early in the evening to around 3mph later. Gusts will fall from around 19mph to around 9mph.
Visibility will remain very good throughout. Humidity will rise gradually from around 48% early in the evening to 68% by 11pm.
