Bomb Cyclone in Northwestern US: 2 Dead, Millions Without Power, Catastrophic Storms and Flooding

A bomb cyclone is a meteorological term for a rapid and significant drop in atmospheric pressure at the center of a storm, resulting in strong winds and intense precipitation. Typically, this process occurs when the pressure drops by 24 millibars or more in 24 hours.

Weather Forecast: Storms Hitting the US and Canada - What's Next?

On November 20, 2024, a powerful bomb cyclone hit the northwestern US and Canada, causing chaos in the region. Hurricane-force winds, heavy rains, and snowfalls left 2 people dead and more than 1.8 million people without power. Forecasts show that storms will intensify in the coming days.

General Weather Conditions

Cyclone Strength:

Winds reach 113 km/h (70 mph) on land and 160 km/h (100 mph) on the coast.
Seasons up to 10.4 m (34 ft) in the Pacific Ocean, threatening coastal areas.

Rainfall:

Downpour up to 254 mm (10 in) in northern California.
High risk of mudslides, debris flows, and flooding.

Temperature:

Cold conditions persist amid intense rain, making travel difficult.
Affected Regions

Washington and Oregon:

Massive tree and power line downing.
Two fatalities reported in Seattle.

Northern California:

Flooding is a threat, especially in the San Francisco Bay Area and interior mountain ranges.

British Columbia, Canada:

Winds up to 100 mph caused power outages for 140,000 customers.

Next Day Forecast November 21-24:

 

 

A new storm front will strengthen the atmospheric flow, bringing heavy rainfall to California.
High warning level from the National Weather Service (NWS).

Weather on November 23:

Hurricane-force winds will continue, threatening Oregon and Washington.
Transportation disruptions and more power outages are possible.

Advice for the public
Avoid travel to affected areas.
Make sure emergency supplies (water, food, power) are ready.
Subscribe to local emergency alerts for timely information.
The observed bomb cyclone was one of the strongest weather events in the northwestern United States in recent years. Additional damage and increasing hazardous conditions are expected through the end of the week. Stay tuned for updates from the NWS and local authorities.