POP, All Acronyms, viewed August 7, 2022, MLA All Acronyms. Retrieved August 7, 2022, from Chicago All Acronyms. After millions of views and many questions sparked by one viral video, AccuWeather experts explain what the probability percentage of precipitation actually means. NWS forecasters use such categorical terms as occasional, intermittent, or periods of to describe a precipitation event that has a high probability of occurrence (80%+), but is expected to be of an 'on and off' nature.Facebook Twitter Linkedin Quote Copy APA All Acronyms. This definition means that at any given point in the forecast area, there is a PoP percent chance of measurable precipitation during the time period of the forecast. The forecast area, or zone, is generally considered to be a county. PoP is defined as the chance of measurable precipitation occurring at any point in a selected area. Unless specified otherwise, the time period is normally 12 hours. Measurable precipitation is equal to or greater than 0.01 inches. The probability of precipitation (POP), is defined as the likelihood of occurrence (expressed as a percent) of a measurable amount of liquid precipitation (or the water equivalent of frozen precipitation) during a specified period of time at any given point in the forecast area. Strong, dangerous, high, damaging (High Wind Warning Criteria) The wind forecast is included in the first three periods of the zone forecast.īreezy (mild weather) Brisk or Blustery (cold weather)

Wind becoming southwest 30 km/h gusting to 60 late in the morning. 60 percent chance of showers in the afternoon with risk of a thunderstorm. Wind southwest 20 km/h becoming light this evening. That is often interpreted to mean, it is going to rain for 30-percent of the day, or 30-percent of the area will get precipitation. The wind describes the prevailing direction from which the wind is blowing with speeds in miles per hour. Cloudy with 60 percent chance of showers and risk of a thunderstorm. PoP Most weather forecasts will provide you with a probability of precipitation, or PoP, which might say something like: 30-percent chance of showers today. The temperature in a forecast is used to describe the forecast maximum and minimum temperature, or in some cases, the temperature at a specific time. Then, the next time youre feeling a little under the weather, pop your. If a high probability of precipitation (60% or greater) is expected, then the sky condition may be omitted since it is inferred from the precipitation forecast. Idioms are phrases whose meaning is different from the meaning of the words. The sky condition describes the predominant/average sky cover based on percent of the sky covered by opaque (not transparent) clouds. POP Probability of Precipitation Popcorn Convection Slang for showers and thunderstorms that form on a scattered basis with little or no apparent organization, usually during the afternoon in response to diurnal heating. Listed below are descriptors of regularly used weather terms and their meanings to help give a better understanding of each forecast. The terminology used in these forecasts is quite variable. Because Probability of Precipitation (PoP), the statement that refers to the likelihood of rain, describes the chance of precipitation occurring at any point.

The National Weather Service issued forecasts for sky condition, temperature, wind and precipitation on a routine basis. there's simply no difference between the two concepts, and so the word changed its meaning because of the awful weather.

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