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Here are the results for the letter q
- Quantitative Precipitation Forecast. A spatial and temporal precipitation forecast that will predict the potential amount of future precipitation for a specified region, or area.
- QPF Discussion
- This HPC forecast discussion is directed completely to explaining manual forecasts of areas in the contiguous 48 states expected to receive 1/4 inch or more precipitation during a 24-hour period. The manual forecasts are explained in terms of initial conditions and differences and/or similarities in the numerical model forecasts. General confidence in the manual forecast is expressed where it is appropriate and possible alternatives may be offered. This product is issued 3 times a day.
- NCEP Excessive Rainfall Discussion
- NCEP Heavy Snow Discussion
- NCEP Precipitation Forecast Discussion
- Quasi-stationary - describes a low or high pressure area or a front that is nearly stationary.
- The component of the complex signal that is 90 degrees out of phase with the inphase component. This component lies along the imaginary axis the complex plane.
- Quality of Snow
- The amount of ice in a snow sample expressed as a percent of the weight of the sample.
- Quantitative Precipitation Forecast
- A spatial and temporal precipitation forecast that will predict the potential amount of future precipitation for a specified region, or area.
- (abbrev. QSTNRY)- Describes a low or high pressure area or a front that is nearly stationary.
- Quasi-stationary Front
- A front which is nearly stationary or moves very little since the last synoptic position. Also known as a stationary front.
- Quiescent Prominence (Filament)
- Long, sheet-like prominences nearly vertical
to the solar surface
- Solar activity levels with less than one chromospheric event per day.
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