Don't leave your home without an umbrella and a proper jacket tomorrow (Oct. 27).
And if you don't have to go anywhere, it'll probably be a good idea to stay inside.
The Tri-Cities is forecast to receive a downpour of heavy rain at up to 50 mm on Thursday and endure winds potentially gusting up to 70 km/h, prompting a reminder from meteorologists to local residents to take every precaution necessary.
This includes slowing down when driving as speed limits are only meant for ideal conditions, turning on your lights when visibility is limited and to leave a safe distance between other vehicles.
Environment Canada explained residents living on higher elevations could see even more rain fall over the next 24 hours, as well as localized flooding in low-lying areas.
"A vigorous frontal system will bring heavy rain and strong winds to parts of the south coast on Thursday," the warning reads.
The national agency's alert was issued at noon today (Oct. 26) for Coquitlam, Port Coquitlam, Port Moody, Anmore and Belcarra.
"Periods of rain will begin this evening and intensify to heavy rain on Thursday as the cold front approaches the region. Total rainfall amounts near 50 mm can be expected with higher rainfall amounts over higher terrain."
Environment Canada also warns of strong southeasterly winds potentially gusting between 50 and 70 km/h as the frontal system moves from the coast towards inland communities like the Tri-Cities.
Meteorologists predict the heavy rain to settle down to a 60 per cent chances of showers by tomorrow night.
Temperatures are expected to reach a high of 11 C and a low of 7 C.
According to the City of Coquitlam, its rain gauge on Burke Mountain recorded 38.3 mm of rain on Tuesday (Oct. 26) and 31.5 mm on Monday (Oct. 24).
In the 23 days before then, only 12 mm of rain had fallen amid a drier-than-normal start to the fall season.