The Durham forecast calls for a cool and windy Monday, with a chance of morning showers before skies gradually brighten across the region.
Environment Canada observed cloudy conditions at Oshawa Executive Airport at 5 a.m. on October 5. The temperature was 10.7 C, with west winds at 11 km/h, 74 per cent humidity and visibility of 16 kilometres.
Northwest wind gusts may reach 60 km/h
Monday will bring a mix of sun and cloud and a 30 per cent chance of showers during the morning. The official forecast says northwest winds will become 20 km/h with gusts to 40, then increase to 40 km/h with gusts reaching 60 late in the morning.
The daytime high is expected to reach 16 C, close to the seasonal normal high of 15 C. The ultraviolet index is forecast at 4, or moderate.
Residents should secure loose outdoor items and use extra care on exposed roads, especially in vehicles affected by crosswinds. Conditions can vary across Durham Region, so people travelling between lakeshore and northern communities should check local observations before leaving.
Clear night brings patchy frost
Skies are expected to clear Monday night. Northwest winds of 20 km/h, gusting to 40, should become light during the evening.
The overnight low is forecast at 2 C, with patchy frost possible. Gardeners may want to protect sensitive plants, while drivers travelling early Tuesday should be alert for colder conditions in sheltered or rural areas.
Sunny Tuesday before a warmer midweek
Tuesday is expected to be sunny with a high of 15 C and a moderate UV index of 4. Cloudy periods and a 30 per cent chance of showers are forecast Tuesday night, with a low of 7 C.
Wednesday should be milder, reaching 20 C under a mix of sun and cloud with a 40 per cent chance of showers. Thursday is forecast to reach 19 C with another 40 per cent chance of showers.
Environment Canada listed the normal early-October temperatures for Oshawa as a high of 15 C and a low of 5 C. Sunrise was at 7:17 a.m. EDT, and sunset is at 6:50 p.m.
The Durham forecast was issued at 5 a.m. Monday and may change as the wind system moves through. Residents should consult the latest official forecast before outdoor work, travel or evening activities.
