Prolonged Heat Warning for Greater Sudbury: High Temperatures and Humidity Persist

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Heat Warning

ake Precautions Against Heat-Related Illnesses

Greater Sudbury, ON – June 19, 2024 – A heat warning remains in effect for Greater Sudbury, with elevated temperatures and humidity expected to continue through today and into the evening. Residents are advised to take necessary precautions to stay cool and hydrated.

Current Conditions and Weather Update

As of 5:00 AM EDT, the temperature at Greater Sudbury Airport is 20.3°C under partly cloudy skies. The barometric pressure is 101.8 kPa and falling, indicating changing weather conditions. The dew point is 19.2°C, and the humidity is high at 93%, with a south wind blowing at 16 km/h. The current humidex value is 27, signaling a muggy start to the day.

Today’s Forecast: June 19, 2024

Today, Greater Sudbury will experience a mix of sun and clouds with a 40 percent chance of showers in the afternoon and a risk of thunderstorms. The high will reach 31°C, with humidex values soaring to 38. Winds will become southwest at 30 km/h, gusting to 50 km/h this morning. The UV index will be 9, which is considered very high.

Wardrobe Suggestions: Light, breathable clothing is essential to stay cool. A wide-brimmed hat, sunglasses, and sunscreen are recommended for sun protection. Stay hydrated and seek shade or air-conditioned environments during peak heat hours.

Tonight’s Weather: Partly Cloudy with Showers Possible

Tonight, the skies will be partly cloudy with a 40 percent chance of showers and a risk of thunderstorms in the evening. Winds will shift to the northwest at 20 km/h, gusting to 40 km/h late in the evening. The low will be 18°C, with humidex values remaining high at 25 to 30.

Wardrobe Suggestions: A light, breathable outfit will be comfortable for the evening. Keep an umbrella or rain jacket handy due to the chance of showers.

Tomorrow’s Weather: June 20, 2024

Thursday will bring a mix of sun and clouds, clearing early in the afternoon. The high will be 25°C, with humidex values reaching 29. Winds will be north at 20 km/h, gusting to 40 km/h in the morning, then becoming light. The UV index will again be very high at 9.

Wardrobe Suggestions: Light, comfortable clothing is suitable for the day, while a light jacket may be needed in the evening. Sunscreen and sunglasses are recommended due to the high UV index.

Health Advisory: Protecting Against Heat-Related Illnesses

Extreme heat poses health risks, especially for vulnerable groups such as older adults, infants, young children, pregnant individuals, and those with physical or mental illnesses. Heat-related illnesses can include swelling, rash, cramps, fainting, heat exhaustion, and heat stroke.

  • Heat stroke is a medical emergency: Symptoms include high body temperature, confusion, lack of sweating, and unconsciousness. Call 911 or your local emergency number immediately. While waiting for help, move the person to a cool place, apply cold water to their skin, and fan them as much as possible.

Historical Weather Trivia

Greater Sudbury’s historical high for June 19 is 34.0°C, recorded in 2005, while the record low was a cool 2.8°C, set in 1965.

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