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Grampian Weather Services
"The weather ... as forecast"
Europe TS Instability
SB & MU Lifted Index Criteria:
0 to -2: WK potential, needs trigger
-3 to -5: MOD potential
< -5: strong potential
Note: Good correlation between LI values < -5 and severe weather events
SB & MU CAPE Criteria:
300 to 1000: WK convective potential
1000 to 2500: MOD convective potential
> 2500: strong convective potential
Note: No correlation between CAPE values and severe weather events
CIN Criteria:
> 100: precludes TS development without significant forcing
50: associated with derechoes
=< 25: associated with significant TN
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