Definitions for "Lower low water"
Keywords:  llw, diurnal, tidal, tide, semidiurnal
The lowest of the low waters (or single low water) of any specified tidal day due to the declination Al effects of the Moon and Sun.
(LLW): The lower of the two low waters of any TIDAL DAY. The single LOW WATER occurring daily during periods when the TIDE is DIURNAL is considered to be LLW. See Figure 11.
The lower of the low waters of any specified day.