original: As the storm began to rapidly intensify, the warning was further modified to a hurricane warning.
simplifications: When the storm got quickly stronger, it changed to a hurricane warning. As the storm began to quickly increase speed, the warning was changed to hurricane. As the storm intensified, the warning changed to hurricane status. The storm strengthened fast. The warning changed to a hurricane warning. As the storm quickly grew stronger, the warning was changed to a hurricane warning. As the storm quickly got worse, the warning was changed to a hurricane warning. The warning became a hurricane warning when the storm quickly got stronger. As the storm began to get quickly get stronger, the warning was changed to a hurricane warning. The storm intensified so the warning changed to a hurricane warning. As the storm began to quickly strengthen, the warning was further changed to a hurricane warning.