Ottawa Braces for Another Unpredictable March Day
Ottawa residents know better than anyone that March weather is a coin flip, and March 22 is no exception, with the Ottawa Valley contending with conditions that are affecting travel and daily life across the region.
From fluctuating temperatures to slippery highway stretches, late winter continues to make its presence felt throughout eastern Ontario and western Quebec. If you're heading out on the roads today, it pays to check conditions before you go.
Highway Closures and Road Conditions
Highway closures and reduced visibility have been reported across parts of the Ottawa Valley, a reminder that winter driving season isn't quite behind us yet. Residents travelling on regional highways are urged to slow down, leave extra following distance, and check 511 Ontario or the MTO's road conditions map before heading out.
Spring road conditions, a combination of freeze-thaw cycles, ice patches, and snowmelt, can be just as treacherous as peak winter driving, and they often catch drivers off guard after a few mild days lull them into a false sense of security.
What's Making Headlines in the Valley
Beyond the weather, the Ottawa Valley is seeing its usual mix of community news, local politics, and regional developments. Inside Ottawa Valley, the go-to source for smaller communities beyond the Greenbelt, keeps tabs on the stories that matter to towns like Arnprior, Pembroke, Renfrew, and Carleton Place, communities closely tied to Ottawa economically and culturally.
For Ottawans, these Valley stories often hit close to home. Many city residents have family in surrounding towns, commute in from rural communities, or escape to the Valley on weekends for outdoor recreation, cottages, and local markets.
Staying Ahead of Ottawa's Spring Surprises
Spring in Ottawa is famously fickle. One day you're shedding your coat on the Rideau Canal pathway, the next you're scraping frost off your windshield. The transition from winter to spring typically brings with it a range of conditions, from ice storms in early March to warm sunny stretches that tease the arrival of patio season.
Ottawa's proximity to the Valley also means the city can experience different conditions than communities just an hour or two away. Higher elevations and rural areas often see more precipitation and colder overnight lows than downtown Ottawa, which can translate to trickier driving conditions on routes like the 417, 17, and 7.
Tips for Navigating Late-Winter Ottawa
- Check 511 Ontario before heading out on any highway
- Allow extra travel time: especially on rural routes and bridges where ice lingers longer
- Keep an eye on Environment Canada alerts for the Ottawa and Ottawa Valley forecast zones
- Winter tires are still worth keeping on: officially recommended until the risk of frost has passed, typically mid-April in this region
Stay safe out there, Ottawa, spring is coming, but it's not quite here yet.
Source: Inside Ottawa Valley


