Though that type of weather system doesn’t often develop near Washington, the last one that impacted the Pacific Northwest was earlier this year in January. Bomb cyclones are weather systems that form when the storm’s central pressure drops more than 24 millibars in 24 hours.

Severe storm will bring strong winds to Washington state and the rest of the West Coast. Here’s when experts say conditions will be worst.

The National Weather Service and Washington weather expert Cliff Mass say Washington will see winds up to 65 mph this week.