Plymouth will experience thunderstorms "from 9am on Wednesday."
Another thunderstorm warning has been issued for Plymouth tomorrow with torrential weather expected from as early as 9am.
Thunder and lightning is expected to last until the afternoon according to the Met Office.
It describes this week's forecast as 'unsettled.'
There will be sporadic rains from 4 am until 8 am.
It has been forecast that heavier, thundery rains will begin at 9 am and last until 2 pm.
We might anticipate a brief period of weather improvement after 3 pm before another round of rain in the late afternoon.
The Met Office has issued the following forecast for evening "Showers continuing to clear north and eastward at the start of the evening.