Page 64

Weather Terms • Fair/Fine: Where less than 1/8 of the sky is covered with clouds.

• Partly Cloudy: Where less than 1/2 to 3/4 of the sky is covered with clouds. • Cloudy: Where cloud cover is more than 3/4 but not total.

• Overcast: Sky is completely covered with clouds, no blue sky is visible.

• Obscured: State of sky cannot be determined due to one or more weather phenomena e.g. wide spread smoke, volcanic ash etc.

• Dust Haze: Is a suspension in the atmosphere of minute dust participles of significant density to cause a significant reduction in visibility. • Humidity: Is the amount of moisture in the atmosphere.

• Relative Humidity: Is the actual amount of moisture in the atmosphere divided by the amount it can hold at a given temperature and pressure expressed as a percentage. • Continuous Rain: Is that which lasts for one hour or more without break.

• Intermittent Rain: Is that which falls in spells each lasting less than one hour. • Isolated Showers: Showers which are physically remote from others.

• Widely Scattered Showers: Showers which are considerable distance apart either in space or time. • Scattered Showers: Showers which are not clustered together either in space or time. • Occasional Showers: Showers which occur irregularly and infrequently. • Frequent Showers: Showers occurring often or in close succession. • Light Showers: Showers of low intensity.

• Moderate Showers: Showers of medium intensity. • Heavy Showers: Showers falling with force. 64

• Violent Showers: Showers of great physical force.

Community Disaster Preparedness Guide

BVI DDM Community Disaster Preparedness Guide  
BVI DDM Community Disaster Preparedness Guide  

The Disaster Management Department of the BVI's Community Disaster Preparedness Guide, released May 18, 2012

Advertisement