Mattawa Weather

At 8:11 p.m. EDT, Environment Canada meteorologists are tracking a severe thunderstorm capable of producing strong wind gusts, up to quarter size hail and heavy rain. ### Local utility outages are likely. Heavy rain may cause flash flooding and significant reductions to visibility. Large hail may cause significant damage and injury. Severe thunderstorm warnings are issued when imminent or occurring thunderstorms are expected to produce damaging hail, wind or rain.

Take immediate cover if a thunderstorm approaches. If outside, protect yourself from flying debris and hail. Emergency Management Ontario recommends that you take cover immediately if threatening weather approaches.

At 8:02 p.m. EDT, Environment Canada meteorologists are tracking a severe thunderstorm capable of producing strong wind gusts, up to quarter size hail and heavy rain. . ### Local utility outages are likely. Heavy rain may cause flash flooding and significant reductions to visibility. Large hail may cause significant damage and injury. Severe thunderstorm warnings are issued when imminent or occurring thunderstorms are expected to produce damaging hail, wind or rain.

Take immediate cover if a thunderstorm approaches. If outside, protect yourself from flying debris and hail. Emergency Management Ontario recommends that you take cover immediately if threatening weather approaches.

At 8:02 p.m. EDT, Environment Canada meteorologists are tracking a severe thunderstorm capable of producing strong wind gusts, up to quarter size hail and heavy rain. ### Local utility outages are likely. Heavy rain may cause flash flooding and significant reductions to visibility. Large hail may cause significant damage and injury. Severe thunderstorm warnings are issued when imminent or occurring thunderstorms are expected to produce damaging hail, wind or rain.

Take immediate cover if a thunderstorm approaches. If outside, protect yourself from flying debris and hail. Emergency Management Ontario recommends that you take cover immediately if threatening weather approaches.

Squalls with wind gusts up to 45 knots, hail up to 3 centimetres and poor to very poor visibility in thunderstorms heavy at times are expected or occurring in the area. A line of thunderstorms will move southeast at 40 knots across the lake this evening. ### Large hail can damage vessels and cause injury. Please continue to monitor alerts and forecasts issued by Environment Canada. For more information monitor Canadian Coast Guard radio or Weatheradio stations.

Mariners are advised to prepare for squalls. If underway, seek safe harbour immediately. Take cover immediately, if threatening weather approaches. Consider delaying or postponing travel in areas under the squall warning.