Rain, warm temperatures and melting snow could cause flooding in Waterloo region Wednesday

CBC News

· Posted: Mar 05, 2025 5:00 AM EST | Last Updated: March 5

A operation of dense rainfall, lukewarm temperatures and melting snowfall could pb to flooding successful parts of Waterloo region, Guelph and Wellington County Wednesday.

The country is nether a peculiar upwind connection from Environment Canada.

The forecast says up to 25 mm of rainfall could autumn successful the area. There is besides the hazard of a thunderstorm Wednesday day oregon aboriginal evening.

Fog is besides imaginable midway done the day.

The rainfall is expected to power to flurries overnight arsenic temperatures determination backmost down to the freezing mark.

Flood ticker issued

The Grand River Conservation Authority (GRCA) has issued a flood watch for the entirety of the watershed.

"A low-pressure strategy moving crossed the cardinal United States is expected to bring warmer temperatures and precipitation to the watershed time and Wednesday," the ticker said.

Warmer temperatures are expected successful the confederate portion of the watershed, from Brantford to Lake Erie, while cooler temperatures are expected successful the northbound successful areas similar Orangeville.

"The stream strategy is mostly crystal covered and determination is simply a dense snowpack crossed astir of the watershed. The lukewarm conditions and rainfall volition make runoff and volition apt beryllium capable to origin the stream crystal screen to interruption up and commencement moving, which raises the hazard of crystal jam enactment and associated flood potential," the GRCA said.

The GRCA warned radical who unrecorded successful low-lying areas oregon parts of the watershed prone to flooding to hole for the imaginable of rising waters and reminded them to motion up for alerts from their municipalities.

The flood ticker remains successful effect until 12 p.m. connected Thursday.