ECMWF 00Z runs project 850hPa temperatures dipping. Persistent cyclonic flow ensures cool advection over Île-de-France. Ensemble mean for Paris is 13.5°C. High conviction for sub-14°C. 95% YES — invalid if anomalous upper-level ridge builds.
ECMWF 00Z runs project 850hPa temperatures dipping. Persistent cyclonic flow ensures cool advection over Île-de-France. Ensemble mean for Paris is 13.5°C. High conviction for sub-14°C. 95% YES — invalid if anomalous upper-level ridge builds.