South Nation

Weather Forecast:
Rainfall of 20 to 40 mm is forecasted Wednesday into Thursday, May 2. An additional 10 to 20 mm of rain is possible on Friday, May 3, 2019.

Environmental Conditions:
Water levels along the lower Ottawa River are increasing due to spring runoff upstream in the Ottawa River basin.

Runoff from snowmelt, precipitation and saturated soil has swollen most of the Ottawa River’s tributaries.

South Nation Conservation (SNC) has upgraded the Flood Outlook Statement issued on April 24, 2019 to a Flood Watch for the Saint Lawrence River.

Weather Forecast:
Environment and Climate Change Canada is forecasting up to 5 mm of rain today. An additional 20 to 30 mm of rain is expected Wednesday into Thursday, May 2, 2019.

Weather Forecast:
Environment and Climate Change Canada is forecasting up to 5 mm of rain today. An additional 20 to 30 mm of rain is expected Wednesday into Thursday, May 2, 2019.

Weather Forecast:
Significant rainfall has fallen over the Ottawa River basin since Thursday, April 18, 2019. Environment and Climate Change Canada is forecasting rainfall of 25 to 40 mm starting Friday, April 25, and an additional 5-10 mm Saturday through to Sunday, April 28.

Environmental Conditions:
Flows and levels on the Ottawa River continue to rise due to runoff caused by precipitation, saturated soil and snowmelt over the central part of the basin.

This statement is an update to the Flood Outlook statement issued April 18^th, 2019

Weather Forecast:
Environment and Climate Change Canada is forecasting rainfall of 15 to 20 mm this Friday, and an additional 5 to 10 mm Saturday through Sunday, April 28.

Environmental Conditions:
According to the International Lake Ontario – St. Lawrence River Board (ILOSRB) water levels upstream of the Iroquois area are rising as Lake Ontario’s level rose last weekend.

South Nation Conservation (SNC) has ended the Flood Watch issued on April 17, 2019, for the South Nation River and its tributaries.

Weather Forecast:
Environment and Climate Change Canada is forecasting rainfall of 15 to 20 mm this Friday, and an additional 5 to 10 mm Saturday through Sunday, April 28.

Environmental Conditions:
Since issuing the last statement on April 17, SNC rain gauges have recorded 20 to 35 mm of rain. Soil across the jurisdiction is saturated, and there is minimal to no snowpack remaining.

Weather Forecast:
Significant rainfall has fallen over the Ottawa River basin since Thursday, April 18, 2019.

Warmer than forecasted temperatures were received Sunday and Monday. Additional rainfall of 15 to 50 mm is anticipated today and tomorrow in northern and central areas of the Ottawa River basin.

Weather Forecast:
Significant rainfall has fallen over the Ottawa River basin since Thursday, April 18, 2019. Cooler than forecasted temperatures and less precipitation was received yesterday, with only 6 mm of rain received in the Ottawa area. Some rain is forecasted later in the week in the northern portion of the Ottawa River basin which may impact flows.

­ FLOOD WARNING: Ottawa River – Arnprior to L’Orignal

April 19, 2019

Weather Forecast:
Significant rainfall (20 to 40 mm) has fallen over the Ottawa River basin since Thursday and an additional 20 to 35 mm of rain is expected by Saturday evening. 

Weather Forecast: Forecasts indicate that two low pressure systems will be combining to produce significant rainfall of 50 to 65 mm and warmer temperatures over much of the Ottawa River basin beginning on Thursday, April 18 through to Saturday, April 20, 2019.