Pearl Harbor collage by McKenna Green

0342 Hours. December 7,1941

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A Japanese submarine is spotted off the harbor. The minesweeper USS Condor makes the initial observation. Officers aboard the vessel take note of a periscope and relay the message to the destroyer USS Ward

0702 Hours December 7,1941

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Incoming Japanese fighters are first observed by the Army’s Opana Mobile Radar Station on Oahu. A call is made to Fort Shafter from the station warning of an unusual reading on the radar but the operator is told to wait for a commanding officer to call back.

0645 Hours December 7,1941

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With the information from the Condor, the Ward seeks out what was believed to be a miniature sub. Eventually, the sub is found and sunk by the Ward, under the command of Lt. William W. Outerbridge. This marks the first casualty of Pearl Harbor.

0715 Hours. December 7,1941

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Admiral Husband E. Kimmel is advised of the Japanese mini-sub but is hesitant to act, believing it to be another of many false reports of submarines in the area. Kimmel decides to wait for verification, one of several fatal mistakes made that morning.

0720 Hours. December 7,1941

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Fort Shafter responds to Opana’s radar report. Believing the large blip to be US B-17 Flying Fortress bombers scheduled to arrive that morning from California, the lieutenant who calls Opana simply tells the operator, “Don’t worry about it.”

0733 Hours. December 7,1941

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The first sign of Japan’s intent to engage the United States wasn’t the first bomb that was dropped. American code breakers decipher a Japanese code and learn that Japanese negotiators were advised to cease talking with US officials. General George C. Marshall considers this a sign of war and attempts to warn the forces in Hawaii. Forced to communicate via commercial telegraph, the message would come too late.

0753 Hours December 7,1941

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Japanese commander Mitsuo Fuchida signals to his ship, “to ra, to ra, to ra,” indicating that total surprise has been achieved.

0755 Hours December 7,1941

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The first sighting of Japanese fighters by Commander Logan C. Ramsey on Ford Island. Noticing a low-flying plane, Logan initially believes it to be a US pilot but then notices a bomb being dropped. “AIR RAID ON PEARL HARBOR X THIS IS NOT A DRILL” is transmitted via telegraph from Ford Island. The first bombs strike Wheeler and Hickam.

0810 Hours December 7,1941

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The USS Arizona is the first battleship to be hit. An armor-piercing bomb proves to be fatal. Over 1,100 crewmen are killed in the explosion.

0819 Hours December 7,1941

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The USS Arizona begins to sink to the bottom of the harbor. It is now a memorial and many of the ship

1310 Hours December 8,1941

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The United States declares war on Japan. The Senate vote is unanimous, and the House of Representatives counts only one vote against.

1610 Hours December 8,1941

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President Roosevelt signs the Declaration of War on the Empire of Japan.

December 11,1941

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Japan’s allies Germany and Italy declared war against the United States.

December 8,1941

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infamy Speech was a speech delivered by United States President Franklin D. Roosevelt to a Joint Session of the U.S. Congress

December 7,1941

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arrived as a quiet Sunday morning on the West Coast. It didn’t stay that way for long. In the early afternoon, in Washington, D.C., Secretary of the Navy Frank Knox told President Franklin Roosevelt that a message from Hawaii had reached the Mare Island Naval Shipyard north of San Francisco

Resources

1140991 — 2021-04-01 18:47:37 UTC

Pearl Harbor Timeline - Visit Pearl Harbor <-----information
pictures were from google images