This type of precip generally occurs when there is a single freezing level below 600ft

When observing fog, visibility must be less than

The formation or deepening of a cyclone is called

A sandstorm composed of dust found in the desert

Isobars are drawn in intervals of___

A cPk air mass moving over the Great Lakes can cause this

How smoke is encoded in a METAR

When isotherms and contours are in phase, a low is considered to be

A system for describing wind from 0-12 using observations in nature when there are no wind measuring instruments available

A pressure gradient is the difference between __

Snowfall is measured to the nearest _____

Caused when orographic lift adiabatically cools parcels of air to saturation

The life cycle of a wave cyclone consists of these four stages

This type of inversion in known for keeping smog dense in populated cities

What determines station pressure?

Using PWI, if the ground is wet and temps are near freezing, multiply PWI by __ to obtain 12hr snowfall amount

Pre-frontal fog occurs with this type of front

This is a low pressure system that moves up the Atlantic Coast and picks up moisture in the gulf and can produce high winds and a significant amount of snow or rainfall in the coastal areas

This is a gust of wind from a collapsing thunderstorm

What is a hurricane in the North Pacific called

Heavy snow may occur if the 850-mb dew point is in this 5 degree range

Heavy snow showers are reported when visibility is less than this

When a major cyclone is over water with extremely low pressures, the water level is higher in the center of the storm with the lowest pressure. What does this cause during landfall?

A wind that blows at a constant speed parallel to curved isobars above the level of frictional influence is

These satellites orbit the equator at the same speed as the rotation of the Earth