daily_hl: Daily Tide Values

In jhollist/tider: Parses Water Level Guage Data

Description

Pulls out higher high, high, low, lower low tides from daily gauge values. Expects a single day as input or grouped output (i.e. from dplyr::group_by)

Usage

daily_hl(df, level, daytime)

Arguments

level	character of column containing gauge data.
daytime	character of column containing daytime values from lubridate.
data	frame containg tide data and day time.

Examples

file<-system.file("extdata","EDC_WaterLevel_Test.csv",package="tider")
tides<-read.csv(file,stringsAsFactor=F)
tides$DateTime <- lubridate::parse_date_time(paste(tides$Date,tides$Time),
                                 "%m/%d/%y %H:%M:%S")
daily_hl(tides, "Depth_NAVD88m", "DateTime")

jhollist/tider documentation built on May 19, 2019, 9:27 a.m.