|Convective Outlook: Mon 12 Mar 2018|
|What do these risk levels mean?|
VALID 06:00 UTC Mon 12 Mar 2018 - 05:59 UTC Tue 13 Mar 2018
ISSUED 21:49 UTC Sun 11 Mar 2018br> br>
ISSUED BY: Dan
Upper and surface low move slowly eastwards across southern Britain on Monday. Numerous bands of showery rain will rotate around the low centre across much of England and Wales, but any sufficient heating given cloud breaks will steepen lapse rates to allow a few slow-moving heavy showers to develop, some electrified.