The Ottawa River and Rideau Falls.
Ashley Fraser / Postmedia
A mix of sun and cloud in the morning is expected to turn into a threat of thundershowers by early afternoon.A high of 30 C means a slightly cooler day but the humidex will keep things sticky as it will feel more like 36.An official heat warning persists across the capital region. Environment Canada advises to keep hydrated and “Drink plenty of water even before you feel thirsty and stay in a cool place.” Heat warnings are issued when heat or humidity is expected “to pose an elevated risk of heat illnesses, such as heat stroke or heat exhaustion.”All of Ottawa’s public beaches are set to open, as are local pools and splashpads. The UV index is on high hitting 7, so take precautions if you are spending time outside between the hours of 11 A.M. and 4 P.M. – seek shade, cover up, wear a hat, sunglasses and sunscreen.The chance of thunder storms persists into the evening but clouds should clear by night fall. An overnight low of 20 C could make for an uncomfortable night before the start of the work week.Monday expect sunshine for the morning commute. A high of 32 C will feel like 39 with a very high UV index of 8. Evening will bring clouds and a chance of showers with a low of 21.ALSO IN THE NEWSGiant Ottawa ‘unbirthday’ party hosted for those who often feel left outTom Green draws an eclectic crowd to his picnic beside the Château LaurierTwo adults found dead, youngster seriously injured at residence in Napanee