Pressure Rising Rapidly An increase in station pressure at a rate of 0.06" of mercury or more per hour which totals 0.02" or more.
PRESRR: Pressure Rising Rapidly...When the pressure rises at the rate of 0.06 inch or more per hour. Pressure Pattern: The rise and fall of pressure during a designated period of time.
See also: Observation, Pressure tendency, Snow, Gust, Earth
 
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