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What is Black Ice?

Ice forms on the surface of highways in a very thin layer that is difficult to distinguish from the color of the asphalt due to its transparency, thus posing a danger to drivers.

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Glossary

A bomb cyclone is a large mid-latitude storm that forms when a storm’s central pressure drops (i.e. “bombs out”), resulting...

Weather is the day-to-day meteorological conditions that happen in our atmosphere. Weather can change within minutes, which...

Jet streams are strong, fast-flowing air currents in the upper levels of the atmosphere. They form when warm air masses meet...

A cold front is the leading edge of a cold air mass that replaces a warmer air mass. It is typically associated with sudden...

The decrease in temperature with height in an adiabatically rising air parcel (lapse rate). For dry air, this value is 1...

An instrument that continuously records atmospheric pressure over time. It uses a barometer to measure pressure and creates...

The heating of the Earth by the sun causes daily changes in both the direction and speed of the wind. During the day, ground...

An elongated area of relatively low atmospheric pressure, often associated with unsettled weather conditions like storms...

A type of low-altitude cloud that forms in uniform layers, often covering the entire sky and producing overcast conditions.

The formation of ice crystals on surfaces when the temperature drops below freezing, typically overnight, causing potential...