It’s a rainy Tuesday in the nation’s capital. Environment Canada’s weather forecast for Ottawa calls for periods of drizzle mixed with rain, changing to showers, with a risk of a thunderstorm. Ottawa could see 15 to 25 millimetres of rain on Tuesday. The forecast high is 9 C. Showers should start to taper off in the evening with a 40 per cent chance drizzle overnight. The temperature is expected to hold steady around 9 C. Wednesday’s forecast is cloudy with a 30 per cent chance of drizzle and a high of 13 C. Thursday is looking sunny with a high of 12 C. Rain is back in the forecast for Friday.