The current weather conditions in Ottawa are characterized by a high umidity level of 77% and a moderate wind speed of 9.4 km/h.
The cold snap has resulted in a high HDD value of 12.6 GG, indicating a significant demand for heating. The CDD value is 0.0 GG, as there is no need for cooling during this period.
The Z-Score of -3.31 and a Score of 10.0/10 classify this event as CRITICAL, requiring immediate attention and action.