Chatham

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 near 75 mm are possible if thunderstorms repeatedly impact the same area.

When:
Through early Thursday morning.

Additional information:
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.

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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.

Conditions are favourable for the development of severe thunderstorms that may be capable of producing strong wind gusts.

What:
Wind gusts up to 90 km/h and nickel size hail.


When:
Trough early Thursday morning.

Additional information: 
A line of thunderstorms with frequent lightning will move across southwestern Ontario overnight.

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Strong wind gusts can toss loose objects, damage weak buildings, break branches off trees and overturn large vehicles.

Severe thunderstorm watches are issued when atmospheric conditions are favourable for the development of thunderstorms that could produce one or more of the following: large hail, damaging winds, torrential rainfall.

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.

For more information: https://www.ontario.ca/page/be-prepared-emergency.

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

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

Expect a day of partly cloudy with clear spells

The Sarnia Police Service says a 20-year-old woman has been located.Police were searching for Ember Nahmabin.In a social media post, police said they've made contact with her, and there's no longer any concern for her welfare.

Sarnia police uniform logos. Photo courtesy Sarnia Police Service.

Sarnia

"Donald Trump" by Gage Skidmore is licensed under CC BY-SA 2.0.

Midwestern

Windsor

Measles rash. (Photo by Singjai20/iStock / Getty Images Plus)

Sugar beet harvest. Image courtesy of the Ontario Sugar Beet Growers Association.

UPDATE: Sarnia police locate 20-year-old woman

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