Convective Outlook: Sun 22 Jul 2018 |
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What do these risk levels mean? |
Convective Outlook
Marginal instability and orographic forcing may trigger an isolated shower on Sunday afternoon / evening. Lightning is considered a very low probability, given skinny CAPE - but reasonable speed shear may be enough to compensate for this.
VALID 06:00 UTC Sun 22 Jul 2018 - 05:59 UTC Mon 23 Jul 2018
ISSUED 10:47 UTC Sun 22 Jul 2018
br> br>ISSUED BY: Dan
UPDATE 10:47 UTC LOW threat level introduced to Irish Sea / northern England for the post-midnight timeframe where some marginal mid-level instability release could produce one or two isolated lightning strikes associated with a developing area of showery rain