GFS/ECMWF ensemble mean for May 5 Paris high sits at 17°C. No significant cold advection or upper-level trough indicated. Sub-10°C high is a massive climatological outlier. Slam NO. 98% NO — invalid if major, unforecasted polar air mass displacement.
GFS/ECMWF ensemble mean for May 5 Paris high sits at 17°C. No significant cold advection or upper-level trough indicated. Sub-10°C high is a massive climatological outlier. Slam NO. 98% NO — invalid if major, unforecasted polar air mass displacement.