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Similar themes to GloSea5. Through to (nearly mid) March, temp anomaly either indistinct from climatology or a tad below. Later Feb sees Atlantic ridging; this followed by a return to zonality (tail-end Feb into 1st week of March) with lows tracking to or across NW/N of UK and resurrection of +ve precipitation anomalies widely nationwide, with ENS suggesting a possible spike in this 'wet phase' circa d15-20 (which could of course include colder Pm or even Am incursions). By 2nd week March, almost indistinct MSLP/PPN/Temp anomalies; slight whiff of lows to N/high pressure to SW, but insignificant signal at that range. Net outcome is predominantly W-NW flow regime throughout, irrespective of cyclonic or anticyclonic bias. However, stamps offer variety of possibilities within this broad idea, as might be expected.
Originally Posted by: Gooner