|
|  |
 Photograph courtesy Historic NWS Collection/NOAA
A tropical storm has winds of 39 to 73 miles (63 to 117 kilometers) an hour. Higher winds mean it's a hurricane. © 2003 National Geographic Society. All rights reserved.
 |
|
| |
Photograph courtesy Historic NWS Collection/NOAA
A tropical storm has winds of 39 to 73 miles (63 to 117 kilometers) an hour. Higher winds mean it's a hurricane. © 2003 National Geographic Society. All rights reserved.
|