Tomorrow's Weather Ottawa: Thunderstorms, Warm and Humid

Tomorrow's forecast:

Wet Start with Light Winds and Mild Temperatures

    Tomorrow morning in Ottawa begins with light rain showers and mild temperatures near 20°C. Winds will be gentle, around 8 km/h, creating a calm but damp start to the day. Compared to today’s cooler morning, expect a slightly warmer and wetter beginning, setting the stage for a dynamic day ahead.

Activities Recommendations for the morning of Aug 10, 2026:

• Pet Walks Dress your pets in light waterproof gear to keep them comfortable during the morning showers.

• Morning Jogging Opt for moisture-wicking clothes to stay dry and comfortable while running in light rain.

• Leisurely Walks Carry a compact umbrella to enjoy a refreshing walk despite the drizzle.

Warm temperatures combined with high humidity will make it feel hotter than the actual air temperature.

(Click above to view interactive map)

Thunderstorms Roll In with Rising Heat and Humidity

    The afternoon will see thunderstorms developing across Ottawa, with temperatures climbing to a warm 24°C but feeling closer to 30°C due to humidity. Winds will remain light but gusty, reaching up to 28 km/h around noon. Rainfall will intensify, making outdoor conditions wet and potentially stormy during peak hours.

Activities Recommendations for the afternoon of Aug 10, 2026:

• Outdoor Fitness Consider indoor alternatives as thunderstorms and humidity peak in the afternoon.

• Cycling Tours Plan shorter routes and be prepared for sudden showers and gusty winds.

• Farmers' Market Visits Bring a raincoat or umbrella to stay dry while exploring local markets.

Lingering Thunderstorms with Cooling Temperatures

    Thunderstorms will continue into the evening, though rain intensity will lessen slightly. Temperatures will cool to around 22°C, with light winds calming down to about 9 km/h. The sky will remain mostly cloudy, maintaining a humid and unsettled atmosphere as the day winds down.

Activities Recommendations for the evening of Aug 10, 2026:

• Evening Strolls Wait for breaks in the rain and dress in layers to stay comfortable in the humid air.

• Outdoor Concerts Check for weather updates and bring waterproof gear to enjoy events safely.

• Relaxing at Home A perfect evening to unwind indoors while listening to the rain outside.

Light winds with occasional gusts will accompany scattered thunderstorms, requiring preparedness for sudden weather changes.

(Click above to view detailed chart)

Packing preparations for tomorrow:

• Light waterproof jacket or raincoat

• Compact umbrella

• Breathable, moisture-wicking clothing

• Light layers for evening comfort

• Water bottle to stay hydrated

• Hat or cap for sun protection during breaks in rain

For active alerts in your area, visit your Alerts page. This article was generated with the use of OpenAI and The Weather Network's forecast data. The article was reviewed by the editorial team for accuracy and clarity. For more details visit our AI Code of Ethics. For feedback, visit our survey.