Calculate the first heat day

# S4 method for WeaAna
firstHeatDay(
  object,
  stress = waGetPara("extreme$maxt$hot.day$value"),
  yrange = waGetPara("yrange"),
  conse = 1,
  offset = 0
)

Arguments

object

A WeaAna object.

stress

The stress temperature for frost

yrange

The year range for statistics

conse

Number of consecutive days

offset

offset The first heat day of each year will return if prob equal to NULL.