Wednesday: Periods of snow. High plus 1. Tuesday: Snow mixed with ice pellets. High minus 2. Environment Canada Ottawa, ON Ottawa, ON Wednesday night: Chance of flurries. Low minus 3. POP 30% Environment Canada Ottawa experiencing an average of -23°C Ottawa, ON Ottawa Weather Ottawa Thursday night: Cloudy periods. Low minus 2. Environment Canada warning Environment Canada Weather: Ottawa Weather Current Conditions: Mainly Clear, -3.7°C Ottawa Weather Environment Canada Friday night: Cloudy periods. Low minus 3. Environment Canada Thursday: Chance of flurries. High plus 3. POP 30% today Environment Canada Ottawa, ON Ottawa, ON Monday night: Increasing cloudiness. Low minus 11. Ottawa Friday: A mix of sun and cloud. High plus 2. Ottawa, ON Environment Canada Weather http://weather.gc.ca/city/pages/on-118_metric_e.html Weather Environment Canada http://weather.gc.ca/city/pages/on-118_metric_e.html Environment Canada MÃ©tÃ©o Environment Canada