Personally, that low is in a perfect location for me however, it's important to reiterate, in the past, these lows are usually modelled to slide further south as T+0 approaches as the strength of the cold block is underestimated
Northenden River Mersey level now exceeding storm Christoph levels, and all we got was a yellow warning! I think the metO have been caught off guard here, incl. With the wind