The Met Office has just issued a yellow-graded thunderstorm warning for parts of Lincolnshire later today (Tuesday, July 20) covering a wide area to the south of Brigg.
The most northerly part of the old county forecast to be affected is Caenby Corner - 14 miles from Brigg - but swathes of eastern England will be hit by downpours, including southern and central Lincolnshire and the county capital.
This warning is in force from 1pm today until midnight.
Read full details from the Met Office here and view the map of the area forcast to be affected...