Tomorrow's Weather Ottawa: Thunderstorms and Showers Ahead

Tomorrow's forecast:

Wet Start with Rain and Breezy Winds

    Tomorrow morning in Ottawa begins with rain showers and temperatures near 17°C. Winds will be light but gusty, reaching up to 35 km/h, creating a breezy start to the day. Compared to today’s calmer morning, expect a noticeable increase in wind speed and wet conditions.

Activities Recommendations for the morning of Aug 30, 2026:

• Commute Dress in waterproof layers to stay dry during morning travel through rain and gusty winds.

• Pet Walks Keep pets on a leash and consider a raincoat to protect them from the morning showers.

• Running Opt for a shorter or indoor run to avoid slippery surfaces and gusty winds.

Temperatures will rise steadily from a cool, rainy morning to a warmer afternoon with thunderstorms.

(Click above to view interactive map)

Thunderstorms Roll In with Rising Temperatures

    The afternoon will see thunderstorms developing across Ottawa, with temperatures climbing to a comfortable 23°C. Winds remain light but gusts up to 36 km/h may be felt, adding a dynamic edge to the weather. While the sun may peek through at times, scattered storms will dominate the afternoon sky.

Activities Recommendations for the afternoon of Aug 30, 2026:

• Outdoor Activities Plan for possible interruptions due to thunderstorms; keep an eye on the sky and have shelter options ready.

• Gardening Best to pause gardening tasks during storm periods to avoid lightning and wet conditions.

• Cycling Be cautious of gusty winds and wet roads if heading out for a ride.

Rain Likely with Cooler, Calm Winds

    Evening brings a decrease in storm activity but rain showers will likely continue with temperatures cooling to around 20°C. Winds will ease to lighter speeds with gusts dropping below 25 km/h, offering a calmer but damp end to the day.

Activities Recommendations for the evening of Aug 30, 2026:

• Walking A light raincoat or umbrella will keep you comfortable during evening strolls.

• Commuting Drive carefully as roads may remain slick from ongoing showers.

• Relaxing Outdoors Consider indoor plans or covered outdoor spaces to stay dry and cozy.

Light to moderate winds with occasional strong gusts will accompany scattered showers throughout the day.

(Click above to view detailed chart)

Packing preparations for tomorrow:

• Waterproof jacket or raincoat

• Umbrella

• Light layers for temperature changes

• Comfortable shoes with good grip

• Hat or cap for sun protection during breaks in clouds

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.