inches_to_metric {weathermetrics}

Convert from inches to standard metric units of measure for precipitation

Description

inches_to_metric creates a numeric vector of precipitation in common metric units (millimeters or centimeters) from a numeric vector of precipitation in inches.

Usage

inches_to_metric(inches, unit, round = 2)

Arguments

inches

Numeric vector of precipitation (in inches)

unit

Character specifying the metric precipitation unit besides inches. Possible values are:

• mm: Millimeters

• cm: Centimeters

round

An integer indicating the number of decimal places to round the converted value.

Value

A numeric vector of precipitation (in specified metric unit)

Note

Equations are from the source code for the National Weather Service Forecast Office http://www.srh.noaa.gov/ama/?n=conversions

Author(s)

Joshua Ferreri [e-mail], Brooke Anderson [e-mail]

References

http://www.srh.noaa.gov/ama/?n=conversions

See Also

metric_to_inches

Examples

data(breck)
breck$Precip.mm <- inches_to_metric(breck$Precip.in,
                                    unit = "mm",
                                    round = 2)
breck