Weather Alert in New York

Winter Weather Advisory issued February 18 at 10:05AM EST until February 19 at 1:00AM EST by NWS Buffalo NY

AREAS AFFECTED: Niagara; Orleans; Monroe; Wayne; Northern Cayuga; Genesee

DESCRIPTION: * WHAT...Mixed precipitation expected. Total snow and sleet accumulations of one inch or less. Freezing rain accumulations of a tenth to three tenths of an inch. * WHERE...Niagara, Orleans, Monroe, Wayne, Northern Cayuga, and Genesee Counties. The greatest ice accumulations will likely be across northern portions of Niagara, Orleans, and Monroe counties. * WHEN...Until 1 AM EST Thursday. * IMPACTS...Power outages and tree damage are possible in some areas due to ice accretion. The wintry mix and freezing rain may result in very slick conditions on untreated surfaces. The hazardous conditions will impact the Wednesday evening commute. * ADDITIONAL DETAILS...Ice will more readily accumulate on elevated surfaces. Temperatures near the freezing point combined with the higher mid-February sun angle may help mitigate impacts on area roadways, limiting ice accumulation potential.

INSTRUCTION: Periods of snow, sleet, or freezing rain will result in slippery surfaces and limited visibilities. Slow down and use caution while driving. Be prepared for potential power outages. Submit snow and ice reports through our website or social media.

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Weather Topic: What is Condensation?

Home - Education - Precipitation - Condensation

Condensation Next Topic: Contrails

Condensation is the process which creates clouds, and therefore it is a crucial process in the water cycle. Condensation is the change of matter from a state of gas into a state of liquid, and it happens because water molecules release heat into the atmosphere and become organized into a more closely packed structure, what we might see as water droplets.

Water is always present in the air around us as a vapor, but it's too small for us to see. When water undergoes the process of condensation it becomes organized into visible water droplets. You've probably seen condensation happen before on the surface of a cold drink!

Next Topic: Contrails

Weather Topic: What are Cumulonimbus Clouds?

Home - Education - Cloud Types - Cumulonimbus Clouds

Cumulonimbus Clouds Next Topic: Cumulus Clouds

The final form taken by a growing cumulus cloud is the cumulonimbus cloud, which is very tall and dense. The tower of a cumulonimbus cloud can soar 23 km into the atmosphere, although most commonly they stop growing at an altitude of 6 km.

Even small cumulonimbus clouds appear very large in comparison to other cloud types. They can signal the approach of stormy weather, such as thunderstorms or blizzards.

Next Topic: Cumulus Clouds

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