Temperatures will soar to highs of 28C today (Tuesday, September 7) before a thunderstorm brings it all to a crashing end in two days.
The Met Office forecast suggest that we could be in for the sound of thunder and the flash of lightning on Thursday as the weather darkens.
It has forecast the thunderstorm from 1pm to 4pm on Thursday as peak temperatures tumble to 21C.
A hot blast of air from the Azores has given us a late bloom of summer in the South West and tomorrow will also see highs in the Bristol region of around 25C.
Today, Bristol should see unbroken sunshine with temperatures climbing throughout the day from 17C at 6am to 26C by noon, then peaking at 29C from 3pm to 5pm.
Even at 8pm, it’s likely to be 26C.
Wednesday will see cloud roll in after sunny intervals in the morning, with temperature highs of 25C by late afternoon.
Met Office South West forecast
Any fog or mist soon clearing, leaving the day largely fine across the region with prolonged sunshine. Turning breezy but still feeling very warm to locally hot. Maximum temperature 28 °C.
Many seeing clear skies, but cloud slowly moving in from the west will bring the chance of a few showers through the night over Devon and Cornwall. Feeling humid. Minimum temperature 16C.
Heavy showers are possible with a risk of some rumbles of thunder. Sunny spells elsewhere with temperatures back to around normal for most. Maximum temperature 26C.
Outlook for Thursday to Saturday:
Scattered showers on Thursday, heavy at times and with a risk of thunder. Further showers possible on Friday. Many areas dry on Saturday but a few showers are still possible.