Precipitation
Wind
Storms
Water Events
Potpourri
100

Rain that contains a high concentration of pollutants

Acid rain

100

A gentle or light wind

Breeze

100

A flash of light in the sky, occurring during a thunderstorm and caused by a discharge of electricity, either between clouds or between a cloud and the earth

Lightning

100

A severe, often destructive storm, in particular a tropical cyclone in the Caribbean.

Hurricane

100

A mass of water or ice particles visible in the sky, usually white or grey, from which rain or snow falls when the particles coagulate

Cloud

200

Very light rain

Drizzle

200

A sudden blast of wind

Gust

200

A brief period of rain, hail, sleet, or snow

Shower

200

Water in the solid state, formed by freezing liquid water

Ice

200

To cover, clog, or harden with ice, or become so covered, clogged, or hardened

Freeze
300

Small pellets of ice falling from cumulonimbus clouds when there are very strong rising air currents

Hail

300

A violent storm with winds whirling around a small area of extremely low pressure, usually characterized by a dark funnel-shaped cloud causing damage along its path

Tornado

300

A windstorm that sweeps up clouds of dust when passing over an arid region

Dust storm

300

Precipitation from clouds in the form of flakes of ice crystals formed in the upper atmosphere

Snow

300

A mass of droplets of condensed water vapor suspended in the air, often greatly reducing visibility, corresponding to a cloud but at a lower level

Fog

400

precipitation from clouds in the form of drops of water, formed by the condensation of water vapor in the atmosphere

Rain

400

A strong wind, specifically one of force seven to ten on the Beaufort scale or from 45 to 90 kilometres per hour

Gale

400

A loud cracking or deep rumbling noise caused by the rapid expansion of atmospheric gases which are suddenly heated by lightning

Thunder

400

partly melted falling snow or hail or partly frozen rain

Hail

400

A continuous spell of abnormally hot weather

Heatwave

500

A thin fog resulting from condensation in the air near the earth's surface

Mist

500

A sudden strong wind or brief turbulent storm

Squall

500

A tornado occurring over water that forms a column of water and mist extending between the surface and the clouds above

Water spout

500

An unusually large incoming wave, often caused by high winds and spring tides

Tidal wave

500

A spell of relatively warm weather, causing snow or ice to melt

Thaw