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The Quantitative Precipitation Forecast (abbreviated QPF) is the expected amount of liquid precipitation accumulated over a specified time over a specified area. [115] A QPF will be specified when a measurable precipitation type reaching a minimum threshold is forecast for any hour during a QPF valid period.
The quantitative precipitation forecast (abbreviated QPF) is the expected amount of melted precipitation accumulated over a specified time period over a specified area. [1] A QPF will be created when precipitation amounts reaching a minimum threshold are expected during the forecast's valid period.
Average precipitation. The characteristics of United States rainfall climatology differ significantly across the United States and those under United States sovereignty. . Summer and early fall bring brief, but frequent thundershowers and tropical cyclones which create a wet summer and drier winter in the eastern Gulf and lower Eas
Already inundated by record rainfall, Southern California is facing another major storm Presidents Day weekend that could bring new risks for mudslides and flooding in vulnerable areas saturated ...
AccuWeather meteorologist Alyssa Glenny said that "after a period of steady snow moved across New York state and New England Tuesday night, spreading a swath of 1-3 inches of fresh accumulation ...
The city ended up with a mind-boggling 34.8 inches (883.8 mm) of rainfall over the course of 24 hours. The annual rainfall total for the nearby city of Genoa 34 inches of rain in 24 hours breaks ...
Precipitation is measured using a rain gauge, and more recently remote sensing techniques such as a weather radar. When classified according to the rate of precipitation, rain can be divided into categories. Light rain describes rainfall which falls at a rate of between a trace and 2.5 millimetres (0.098 in) per hour. Moderate rain describes ...
The last storm, which brought record-breaking rainfall, caused flooding, downed trees and unleashed mudslides and rockslides across the region, including one big slide in La Cañada Flintridge ...