Hurricane Eta Approaching Nicaragua

A tropical storm has rapidly intensified into a Category 4 hurricane and is expected to become a Category 5 before hitting Nicaragua. Massive evacuations have been ordered in Nicaragua and Honduras due to the impending threat. The storm is predicted to cause catastrophic flooding across Central America.

How quickly did the storm escalate from a tropical storm to a category four hurricane?

What category is the storm expected to reach before landfall?

Which countries have ordered massive evacuations due to the storm?

What type of natural disaster is expected to affect Central America?

What is the expected impact of the storm on the region?