Tropical cyclones

FILE - In this Oct. 11, 2018 file photo, a boat sits amidst debris in the aftermath of Hurricane Michael in Mexico Beach, Fla. Weather forecasters have posthumously upgraded last fall's Hurricane Michael from a Category 4 storm to a Category 5. The National Oceanic and Atmospheric Administration announced the storm's upgraded status Friday, making Michael only the fourth storm on record to have hit the U.S. as a Category 5 hurricane. (AP Photo/Gerald Herbert, File)

This cover image released by Simon & Schuster shows "Whose Boat Is This Boat?: Comments That Don't Help in the Aftermath of a Hurricane," by The Staff of The Late Show with Stephen Colbert. Colbert has donated proceeds from his Hurricane Florence-related book to disaster-relief efforts in North Carolina. The Raleigh News & Observer reported Thursday, April 18, 2019, that the comedian sent a check for $412,412 to Gov. Roy Cooper. The governor posted a “thank-you” on Facebook. (Simon & Schuster via AP)

The Paseo de Diego sits empty in San Juan, Puerto Rico, Wednesday, April 17, 2019. New Census Bureau data shows that Puerto Rico lost nearly 4% of its population after Hurricane Maria - the greatest population drop in the recorded history of the island, according to one demographer. (AP Photo/Carlos Giusti)

Waves pound the shoreline at Tettegouche State Park Thursday, April 11, 2019 at Silver Bay, Minn. Wind gusts were up to 50 milers per hour. (Brian Peterson/Star Tribune via AP)

FILE - In this Sept. 8, 2018, file photo, Ramon Alicea Burgos walks past his palm tree, with its top broken off one year ago by Hurricane Maria one outside his partially rebuilt home in the mountain town of Barranquitas, Puerto Rico. A fight between President Donald Trump and Democrats over hurricane relief for Puerto Rico is imperiling a widely backed disaster aid bill that is a top priority for some of Trump’s southern GOP allies. (AP Photo/Ramon Espinosa, File)

A calf runs through an ice field on a ranch outside of Kilgore, Neb., Wednesday, April 10, 2019. A bomb cyclone storm bringing heavy snow and strong winds to several Rockies and Plains states is making travel difficult in many areas and impossible in others. Officials have closed Interstate 29 in northeastern South Dakota and say other stretches of interstates are likely to close later. (Chris Machian/Omaha World-Herald via AP)

In this undated March 2019 photo provided by Henry Red Cloud, shows flooding on Cloud's Lakota Solar Enterprises property on the Pine Ridge Reservation in southern South Dakota. Red Cloud estimates flood damage at $250,000. Plains and Midwest states are bracing for another massive winter storm Wednesday and Thursday and the prospect of renewed flooding when the snow melts. (Henry Red Cloud via AP)

In this Sunday, April 7, 2019, photo Lame Deer, Mont., residents watch as a fire races across a field on the edge of town. (Larry Mayer/The Billings Gazette via AP)