Diurnal Tide

A tide with one high water and one low water in a tidal day of approximately 24 hours.

Last 7 Days


Pieces of old cable or old cordage, used for making gaskets, mats, swabs, etc., and when picked to pieces, forming oakum for filling the seams of ships.

The Saffir-Simpson Hurricane Scale

The Saffir-Simpson Hurricane Scale is a 1 to 5 rating based on a hurricane's intensity. It is used to estimate a hurricane’s potential impact on coastal areas, including property damage and flooding. Wind speed, measured using a 1-minute average, is the determining factor in the scale. Category 1: wind speeds 74-95 mph Category 2: wind speeds 96-110 mph Category 3: wind speeds 111-130 mph Category 4: wind speeds 131-155 mph Category 5: wind speeds over 155 mph


Fear of vegetables


1/6 inch; used in printing for measuring column width, etc.


Fear of ants


An instrument that measures direct solar radiation.


A recording barometer.

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