Sarnia

Brief period of freezing rain possible Wednesday.

What:
Brief period of freezing rain with minor ice accretion on some surfaces possible.
Surfaces such as highways, roads, walkways and parking lots may become icy, slippery and hazardous.

When:
Wednesday morning to early Wednesday evening.

Additional information:
A brief period of freezing rain is possible before a transition to rain. For locations near Lake Ontario, temperatures will likely remain above the freezing mark.

###

Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on X using #ONStorm.

Rain, heavy at times is expected. The ground, already near saturation, has little ability to absorb further rainfall.

What:
Rain, at times heavy. Total rainfall amounts of 30 to 50 mm. Locally higher amounts are possible if thunderstorms repeatedly impact the same area.

When:
Wednesday morning through early Thursday morning.

Additional information:
Rain begins Wednesday morning over extreme southwestern Ontario before reaching the Golden Horseshoe Wednesday afternoon. With thunderstorms expected, rainfall amounts may exceed 50 mm over some areas, particularly over southwestern Ontario. Rain will end from west to east overnight into early Thursday morning.

For information concerning flooding, please consult your local Conservation Authority or Ontario Ministry of Natural Resources office. Visit Ontario.ca/floods for the latest details.

###

Localized flooding in low-lying areas is possible. Heavy downpours can cause flash floods and water pooling on roads.

Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on X using #ONStorm.

The day will start with partly cloudy with rain through the late morning hours, transitioning to rain with snow

You can expect partly cloudy in the morning, with rain in the afternoon

You can expect partly cloudy with rain in the morning, with snow in the afternoon

Expect a day of partly cloudy with clear spells

Sarnia police say a four-year-old child is in critical condition after drowning in a swimming pool in the city's north end.City police were called at approximately 3 p.m. on July 3 about a child missing from a residence in the area of Hillcrest Drive and Rutherglen Drive.Sarnia Fire and Rescue Services was later called to help with the search.Unfortunately, the child was found in a swimming pool on the property without vital signs.During the emergent situation, several intersections along Indian Road were temporarily closed to allow for the ambulance's safe and expedient transport.The child was transferred to the Pediatric Critical Care Unit.Police conducted an investigation and said no criminal charges are pending.

(File photo courtesy of © Can Stock Photo / viperagp)

Rain (Photo by Doctor_bass/iStock/Getty Images Plus via Getty Images)

Midwestern

Windsor

Chatham

Heavy rainfall (photo by Tamara Thornton, Blackburn Media)

Sarnia's Canatara Park Beach Lifeguard Office. BlackburnNews.com (File photo by Melanie Irwin)

Sarnia police uniform logos. Photo courtesy Sarnia Police Service.

Sarnia City Hall. October, 2023 Blackburn Media photo by Melanie Irwin

Norm Perry Park phasing plan. Image courtesy of City of Sarnia, via. council agenda March 31, 2025.

Unresponsive child pulled from Sarnia swimming pool

Read More Local Stories

Rainfall warning in effect

Area conservation authorities brace for flooding

New mural hopes to revitalize Canatara lifeguard station this summer

Use of force by Sarnia police steady year over year

Sarnia council briefs

$12M plan revealed for Norm Perry Park