How high the Ottawa River could get: Wednesday's forecast

Water levels on the swollen Ottawa River are now expected to peak later this week in the Ottawa-Gatineau area.

• Floodwater peaks pressing down on Ottawa-Gatineau
• 2019 floods: What you need to know on Wednesday

Over the weekend, the river surpassed 2017 flood water levels in Pembroke, Ont.,Lac Coulonge,Arnprior, Ont., and west Ottawa's Britannia neighbourhood, setting recordsin each location except Pembroke.

According to the latest update, the peak water level at Gatineau's Hull Marina will be slightly lower than previously forecast, although it will still be above 2017 levels.

The Ottawa River Regulating Committee, which controls reservoir levels along the length of the river basin, saidat 5 p.m. Wednesdaythe water level in Pembroke is at 113.15metres above sea level, down three centimetres from Wednesday morning.

They expect it torise another 45 centimetresto a peakof 113.6metres on Monday two days later and 20 centimetres higher than they'dpreviously estimated.

Lac Coulongeis at 108.94metres, down 15centimetres from Tuesday morning. The river reached its peak there on Tuesday at 109.1 metres and is now receding.

Arnprior is at 76.24metres, down sixcentimetres from Tuesdaymorning. However, itcould rise another 11 centimetres to a peak of76.35 metres on Thursday,two days later than predicted in yesterday's forecast.

Britanniain west Ottawa is at 60.69metres, up threecentimetres from Tuesdaymorning, and could rise another 16centimetres to a peak of60.85 metres on Thursday,one day later than expected yesterday morning.

The Hull marina in Gatineau is at 45.16metres and couldrise another 19 centimetres to a peak of 45.35 metres on Friday,one day later than was expected and 15 centimetres lower than yesterday morning.

Thurso, Que., is at43.66metres, up three centimetres from Tuesday morning, and could rise another 14 centimetres to apeak of 43.80 metres onFriday,one day later than expected yesterday morning.

And Hawkesbury, Ont.,is at42.73metres, down two centimetres from Tuesday morning, and couldrise another 12 centimetres to a peak of 42.85 metres on Friday,one day later than expected yesterday morning.

Can't see the infographicsabove? Click here for this year's forecasted river level peaks,and click here to see how much higher water levels are expected to be this year than in 2017.

The next update is expected at 9a.m. Thursday.

All forecasts are approximateand subject to change based on the weather and other factors.

All records are based on data from the planning board, which goes back as far as the 1930s in some areas.