Tomorrow's Weather Ottawa: Snow Tonight, Clear & Cold Day

Tomorrow's forecast:

Morning: Clear Skies, Cold Start at -8°C with Light Winds

    The morning begins with clear skies and a brisk temperature around -8°C. Light winds at 11 km/h keep the air crisp, with only a slight chance of precipitation. This cold start is typical for the season, setting a fresh tone for the day ahead.

Activities Recommendations for the morning of Mar 21, 2026:

• Dog Walks & Errands: Enjoy the clear and calm morning for pet walks or quick errands before the snow arrives.

• Outdoor Activities: Ideal time for birdwatching or maple syrup tapping in the fresh, cold air.

• Commute: Light winds and clear conditions support a smooth start to your morning commute.

Temperatures gradually rising from -8°C early morning to 1°C by early afternoon

(Click above to view interactive map)

Afternoon: Clear Skies, Mild Rise to 3°C, Calm Winds

    Temperatures rise to a milder 3°C under clear skies, with light winds easing to 7 km/h. The afternoon remains dry but keep in mind the chance of snow later. This warming trend offers a brief respite from the morning chill.

Activities Recommendations for the afternoon of Mar 21, 2026:

• Outdoor Events: Perfect weather for attending the Ottawa 67's hockey game or visiting the 613 Flea Market.

• Hiking & Snowshoeing: Take advantage of the mild afternoon for winter hiking or snowshoeing in Gatineau Park.

• Outdoor Dining: Enjoy a warm drink or snack outdoors while the skies stay clear and bright.

Evening: Snowfall Expected, Temperatures Drop to -1°C

    Snow is expected to begin in the evening with accumulation around 0.8 cm, temperatures dropping to -1°C, and light winds continuing at 7 km/h. The snow may become heavy at times, impacting travel and outdoor activities. Visibility and road conditions could deteriorate as the night progresses.

Activities Recommendations for the evening of Mar 21, 2026:

• Travel: Plan for slower traffic and possible delays due to snow accumulation during rush hour.

• Indoor Events: Consider attending indoor concerts or hockey games to stay warm and dry.

• Pet Care: Ensure pets are brought indoors or have adequate shelter from the snow and cold.

Wind speeds remain light throughout the day, peaking at 12 km/h with gusts up to 18 km/h

(Click above to view detailed chart)

Packing preparations for tomorrow:

• Warm winter coat and insulated layers for cold temperatures

• Waterproof boots and snow gear for evening snow

• Hat, gloves, and scarf to protect against the chill

• Umbrella or snow shovel for snow accumulation

• Air quality mask for sensitive individuals

• Portable charger and emergency kit for travel delays

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.