HKO's 9-day prognostic chart projects a max thermal value of 29°C for April 29. This is materially divergent from a 22°C ceiling, requiring an anomalous cold front not present in current GFS/ECMWF ensemble means. 98% NO — invalid if HKO forecast for April 29 shifts to < 23°C by April 28.
HKO's 9-day prognostic chart projects a max thermal value of 29°C for April 29. This is materially divergent from a 22°C ceiling, requiring an anomalous cold front not present in current GFS/ECMWF ensemble means. 98% NO — invalid if HKO forecast for April 29 shifts to < 23°C by April 28.