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Flood Forecasting & Warning Centre

Welcome to TRCA’s Flood Forecasting and Warning Centre. The FFW program consists of daily operations by on-call Flood Duty Officers and also the maintenance of flood control infrastructure (including flood control dams and an extensive gauge network). Please click on the links to see highlights of the many initiatives being undertaken by the TRCA Flood Forecasting and Warning program.

Click here for more information on flooding and safety.

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Flood Warning Line: (416) 661-6514

Flood Status: $theCurrentState

Bulletin forecast in effect until Jul 27, 2009

Toronto and Region Conservation has issued a High Water Safety Bulletin for the Greater Toronto Area


Date: July 25, 2009

Time: 4:50 P.M.

Issued To: School Boards, Municipalities, Local Conservation Authorities, Local Police, Emergency Services and Media

Toronto and Region Conservation advises that the Weather Office is forecasting the potential for thunderstorms, as well as 10 to 15mm of rain showers, for the Greater Toronto Area. Rain has already begun this afternoon and will continue into this evening. Periods of rainfall are expected to last until Sunday.

The Greater Toronto Area has already received approximately 30 mm of rainfall over the past two days. The forecasted precipitation amounts may result in higher flows and water levels in all our ponds, rivers and streams, creating dangerous conditions.

Please exercise caution around all bodies of water and alert any children under your care of these dangers.

This High Water Safety Bulletin will be in effect through Monday, July 27, 2009.

Maggie Liu
Flood Duty Officer

NOTE: A High Water Safety Bulletin is a general notice that potential conditions exist that poses a risk to personal safety. High Water Safety Bulletins may be issued when streams are flowing at or near bank full levels, when ice conditions are unsafe, or when stream banks are icy, soft, and/or slippery.

PDF version: TRCA HW Bulletin 07-25-09