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Ask Heather - leaves turn for rain

Updated: 01/21/2015 - Adam asked what makes leaves turnover when it’s going to rain. You may have noticed this yourself or heard the old wives tale.

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Ask Heather - frost formation

Updated: 01/19/2015 - You don't always need the ice scraper on a winter morning, but Hope wanted to know what causes frost to form some mornings.

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Ask Heather - vivid winter sunsets

Updated: 01/07/2015 - Denise noticed the sunsets seemed "prettier" lately and wanted to know if the cold months had anything to do with it.

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Ask Heather - gloves v. mittens

Posted: 01/05/2015 - We have mentioned in the past that mittens actually keep your hands warmer than gloves, so Katherine asked why it makes a difference for this week’s Ask Heather.

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Ask Heather - Christmas weather facts

Updated: 01/07/2015 - One of the most common questions, or requests really, this time of year is for a white Christmas. So we’re having some fun with Christmas weather facts for this week’s Ask Heather.

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Ask Heather - long range forecasting

Updated: 12/17/2014 - This week's question gets in to how we do our job. Hollis Evans wanted to know how we come up with your long range forecast.

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Ask Heather - creating icy roads

Updated: 12/10/2014 - Christopher, from Sevierville, wanted to know how the ground temperature and air temperature play into ice forming on the roads.

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Ask Heather - thundersnow

Updated: 12/03/2014 - It's a fairly rare combination, thunder, lightning, and snow. So, Doreen wanted to know how thundersnow can occur.

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Ask Heather - Winter Weather Awareness Week

Updated: 11/19/2014 - This week's segment is a followup to a question, with more information from our partners at the National Weather Service and their Winter Weather Awareness Week.

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Ask Heather - wind chill and frostbite

Posted: 11/12/2014 - The wind can make it feel colder. While that may be uncomfortable for you, it can also be dangerous, especially if frostbite is a threat.

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Ask Heather - temperature inversion

Posted: 11/05/2014 - You may have heard the term temperature inversion, or even cap or lid in the atmosphere, so Heather Haley explains what that means to you.

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Ask Heather - air flow and pollution

Posted: 10/22/2014 - Albert Wayman wanted to know how the air flow in our region relates to pollution coming from neighboring states.

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Ask Heather - wet leaves and driving

Updated: 10/15/2014 - The fall leaves are, well, falling, and Cathy wanted to know why this causes problems on the roads for drivers.

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Ask Heather - Naming Tropical Storms

Updated: 10/08/2014 - Every Hurricane season, you hear us refer to tropical storms and hurricanes by their names. Brian Mathe wanted to know who picks those names - and why storms are named at all.

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Ask Heather - nature's winter predictions

Updated: 10/01/2014 - Count the fogs, cut the persimmons, look for wooly worms, spider webs, and squirrels. Those are just a few examples of winter weather lore, that we're looking at in this week's Ask Heather.

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Ask Heather - El Nino and winter 2014-15

Updated: 09/29/2014 - This week’s question comes from Jeff Peterson. He wanted to know more about how El Nino will impact the upcoming Winter.

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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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