Istanbul's April climatological mean high is ~17°C. A -12°C high is an extreme cold anomaly, requiring unprecedented polar air mass advection. Synoptic patterns offer no indication whatsoever. 99.9% NO — invalid if the recording station reports catastrophic sensor malfunction.
Istanbul's April climatological mean high is ~17°C. A -12°C high is an extreme cold anomaly, requiring unprecedented polar air mass advection. Synoptic patterns offer no indication whatsoever. 99.9% NO — invalid if the recording station reports catastrophic sensor malfunction.