The heat warning was ended on August 6th at 10:33pm.
Environment Canada has issued a heat WARNING for Hamilton this afternoon. A heat warning is issued if two or more consecutive days are forecast with daytime highs greater than or equal to 31°C and nighttime lows greater than or equal to 20°C or a Humidex of 40°C or greater.
A two day heat event beginning Sunday.
A hot and humid airmass will move into Southern Ontario Sunday and remain in place through Monday. Daytime maximum values of 31 degrees or higher are expected on both Sunday and Monday with Humidex values near 40. Overnight minimum temperatures will only fall to near 20 degrees, providing little relief from the heat.
A cold front is expected to to move through the area Tuesday bringing an end to this 2 day heat event.
Watch for the effects of heat illness: swelling, rash, cramps, fainting, heat exhaustion, heat stroke and the worsening of some health conditions.
Drink plenty of water even before you feel thirsty and stay in a cool place.
Seek a cool place such as a tree-shaded area, swimming pool, shower or bath, or air-conditioned spot like a public building.
Never leave people or pets inside a parked vehicle.
Source: Environment Canada