Climatological SF April high is ~62°F. 52-53°F demands anomalous, persistent marine layer advection or a deep trough. Current model runs indicate stratus burnout and SFC warming. Low probability. 90% NO — invalid if GFS/ECMWF shift cold.
Climatological SF April high is ~62°F. 52-53°F demands anomalous, persistent marine layer advection or a deep trough. Current model runs indicate stratus burnout and SFC warming. Low probability. 90% NO — invalid if GFS/ECMWF shift cold.