Here are Dam-It Dams Cofferdams, we pay attention to all things weather and hydro-logically related.
These are the most accurate record setting numbers available to us, as a vast majority of records set have been recorded post-1880. Any record weather occurrences prior to that time, which may or may not have been of greater note, will have been lost in history. Below is a list based upon the information we have at-hand of record breaking numbers, some astounding, in the world of water related events. One thing is for sure, the weather patterns are getting more destructive, and protecting yourself from dangerous weather is now becoming a much bigger concern.
Highest Storm Surge: in relation to Tropical Cyclone Mahina
Defined as a rising of the sea as a result of atmospheric pressure changes and wind associated with a storm.
Record amount: 42 feet
Date: March 5, 1899
Location: Bathurst Bay, Queensland, Australia
Previous record amount: 40 feet
Previous date: 1867
Previous location: Bay of Bengal
Greatest Rainfall Within 60 Minutes
The accumulated measured amount of rainfall within on hour in an area totaled.
Record amount: 12 inches
Record date: June 22, 1947
Record location: Holt, Missouri, USA
Previous record amount: 10 inches
Previous record date: May 31, 1935
Previous record location: Woodward Ranch, Texas, USA
Highest Tsunami Wave
Tsunami is the name given to the very long waves on the ocean generated by earthquakes or other events which suddenly displace a large volume of water.
Record amount: 520 meters
Record date: July 8, 1958
Record location: Lituya Bay, Alaska, USA
Previous record amount: 42 meters
Previous record date: August 27, 1883
Previous record location: Java, Sumatra, Indonesia
Longest-Lasting Tropical Cyclone: Hurricane John/Typhoon John
Cyclones can last for several weeks out at sea. However, once they make landfall, they may only last a couple of hours typically before being declassified to a depression.
Record amount: 31 days
Record date: Aug 10, 1994 – Sept 10, 1994
Record location: Pacific Ocean
Previous record amount: 27.75 days
Previous record date: Aug 3, 1899 – Sept 2, 1899
Previous record location: Pacific Ocean