Watershed Conditions Statement - Flood Outlook Chapleau Wawa District
The Ministry of Natural Resources and Forestry – Chapleau Wawa District, is advising area
residents that an updated Flood Watch has been issued for the district until Monday, May 01, 2023.
Residents in the Chapleau Wawa District area should keep a close watch on conditions and
exercise caution around rivers and streams. Please alert and monitor any children under
your care to possible dangers and supervise their activities.
The ministry is closely monitoring the weather and developing watershed conditions.
Further updates will be issued as appropriate.
TECHNICAL INFORMATION
Description of Weather System
A big, complex, and slow-moving low-pressure system is forecast to enter Ontario late
Friday- early Saturday and stay over the province until Monday, producing substantial
amounts of rain all three days.
Southern Ontario and most of the Northeastern region will see clear and dry weather today,
Thursday, Apr 27th.
While the dry weather will continue for the eastern part of southern and northeastern
Ontario tomorrow, Friday, Apr 28th, light showers, 5 to 10 mm are forecast for areas west of
Lake Simcoe and north of the shorelines of Lakes Huron and Superior.
The low-pressure system will move into the province over the north end of Lake Huron,
yielding 15-20 mm of rain on Saturday, April 29th, and up to 25-30 mm on both Sunday and
Monday, April 30th, and May 1st. The total accumulation rainfall for the event can reach 55-
60 mm throughout the areas covered by this Flood Watch.
The daytime temperature will reach 12-15°C for the south and around 10°C for the north.