MeTo (version 0.1.1)

satVP: Saturation Vapor Pressure

Description

Saturation vapor pressure [kPa].

Usage

satVP(
  Tmax = NULL,
  Tmin = NULL,
  Tmean = NULL,
  interval = "day",
  print.warning = T
)

Arguments

Tmax

maximum temperature [degreeC] for daily, weekly, monthly periods

Tmin

minimum temperature [degreeC] for daily, weekly, monthly periods

Tmean

mean air temperature [degreeC] for hourly or shorter periods

interval

hour, day, week or month

print.warning

TRUE or FALSE

Value

Saturation Vapor Pressure [kPa]

Details

interval:

day, week or month (eq. 12 of reference or eq. 11 if only Tmean is provided)

References

Allen, R. G., Pereira, L. S., Raes, D., & Smith, M. (1998). Crop evapotranspiration-Guidelines for computing crop water requirements-FAO Irrigation and drainage paper 56. FAO, Rome, 300(9).

See Also

e0, VP

Examples

# NOT RUN {
satVP(Tmax = 24.5, Tmin = 15, interval = 'day')
satVP(Tmax = 24.5, Tmin = 15, interval = 'week')
satVP(Tmax = 24.5, Tmin = 15, interval = 'month')

satVP(Tmax = 24.5, Tmin = 15, interval = 'hour')
satVP(Tmean = 19.75, interval = 'hour')
# }