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Ask Heather - what's a Squall Line?

Posted: 09/03/2014 - You might have heard the term Squall Line before, but knowing what it could bring is really the important part of this week's Ask Heather.

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Ask Heather - terrain and weather

Posted: 08/27/2014 - Weather patterns often change as they move in to our area, and Steven Neilsen wanted to know why the terrain of East Tennessee affects the weather.

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Ask Heather - F-scale verses EF-scale

Updated: 08/20/2014 - This week's Ask Heather question comes from Michelle, and she wanted to know why the changed to the EF-scale for tornadoes.

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Ask Heather - Equinox and Solstice

Updated: 08/13/2014 - This week's Ask Heather explains why we have seasons, and what the terms Equinox and Solstice mean.

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Ask Heather - colors of the sky

Updated: 08/06/2014 - Several people had questions about the colors in the sky from blue to the reds and pinks of sunset, so Heather explains visible light.

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Ask Heather - hurricane season predictions

Updated: 07/31/2014 - This week’s Ask Heather comes from Scott Crass. He wanted to know how the number of hurricanes are predicted each year, with the season outlook.

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Ask Heather - why humidity affects us

Posted: 07/23/2014 - We all know those humid days, you can't miss them, but a couple of people wanted to know why we have high humidity and why it has such an impact on us.

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Ask Heather - how does hail form?

Updated: 07/16/2014 - We get plenty of thunderstorms this time of year, and all too often hail can be an issue. This week's Ask Heather answers the question, how does hail form?

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Ask Heather - tornadoes on radar

Posted: 07/09/2014 - Many in our area have seen what a tornado can do, but Mike Fralix wanted to know how Meteorologists spot tornadoes on the radar in this week's Ask Heather.

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Ask Heather - open circle on the radar

Updated: 07/08/2014 - Have you ever seen an open circle on the weather radar, but there's rain all around it? Heather explains the cone of silence, and we're not talking about Get Smart.

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Ask Heather - must have been a tornado?

Updated: 07/08/2014 - Almost every time our region has storm damage, some think it must have been a tornado. Heather explains why a severe storm is something to pay attention to.

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