https://www.niwa.co.nz/natural-hazards/extreme-weather-heavy-rainfall

Heavy rainfall is one of the most frequent and widespread severe weather hazards to affect New Zealand. It is defined as rainfall greater than 100 mm in 24  ...

https://www.thoughtco.com/torrential-rain-basics-3444237

Sep 3, 2018 ... Torrential rain, or a torrential downpour, is any amount of rain that is considered especially heavy. It isn't a technical weather term as there is no ...

https://en.wikipedia.org/wiki/Rain

Rain is liquid water in the form of droplets that have condensed from atmospheric water vapor ... In mountainous areas, heavy precipitation is possible where upslope flow is maximized within windward sides of ...... Deserts are defined as areas with an average annual precipitation of less than 250 mm (10 in) per year, or as ...

https://www.collinsdictionary.com/dictionary/english/heavy-rain

Heavy rain definition: Rain is water that falls from the clouds in small drops . | Meaning, pronunciation, translations and examples.

https://www.cwb.gov.tw/V7e/observe/rainfall/define.htm?

Extremely Heavy Rain, Torrential Rain and Extremely Torrential Rain: 24-hour accumulated rainfall exceeds 200 millimeters, or 3-hour accumulated rainfall ...

https://www.weather.gov/meg/rainfallclimatology

A frequent question about rainfall in any area is 'what is considered a heavy rain and how often does it occur?'. Using charts from the 'Rainfall Frequency Atlas ...

https://www.britannica.com/science/rain

Meteorologists classify rain according to its rate of fall. The hourly rates relating to light, moderate, and heavy rain are, respectively, less than 2.5 mm, 2.8 to 7.6 ...

https://www.worldatlas.com/articles/what-is-torrential-rain.html

Nov 15, 2017 ... Torrential rain is defined as rain that accumulates at a rate of three tenths of an inch or more per hour.

https://www.globalchange.gov/browse/indicators/heavy-precipitation

used to define a heavy precipitation event is the top 1 percent of all days with precipitation during the reference period. The larger the percentage shown, the ...

https://www.weathershack.com/static/ed-rain-measurement.html

Heavy rainfall is more than 0.30 inches of rain per hour. Rainfall amount is described as the depth of water reaching the ground, typically in inches or millimeters ...