<< Click to Display Table of Contents >> Navigation:  HydroSWMM User Guide > Stormwater Analysis and Design > Definition of Model Component Terms > Time Pattern

Time patterns account for external dry weather flows to vary over time. They are defined as adjustment factors that are multiplied with a baseline dry weather flow or pollutant.

1.Monthly: A multiplier for each month of the year.

2.Daily: A multiplier for each day of the week.

3.Hourly: A multiplier for each hour of the day.

4.Weekend: A multiplier for weekend days.

Time series’ must be given unique names.