What a winter weather 'state of emergency means' — and what it actually does

A state of emergency is often declared ahead of major winter storms. This explainer breaks down what it does, how it helps officials prepare and what it means for the public.

Why snow amounts are still uncertain ahead of weekend winter storm in Philadelphia, NJ

If you’ve noticed snow forecasts changing ahead of this weekend’s winter storm, you’re not alone, but it doesn’t mean forecasters are guessing. It means the atmosphere is still sorting out key details.

Philly snow forecast: Totals, timing, and more
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FOX 29's Sue Serio has the latest expected snowfall totals for this weekend's snowstorm and more!

Winter snowstorm: What to know ahead this weekend's storm
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FOX 29 Meteorologists Kathy Orr and Scott Williams has what you should expect in weather this weekend ahead the snowstorm.

Sunday winter snowstorm: What we know
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FOX 29's Kathy Orr breaks down what we know so far ahead this weekend's winter snowstorm.

Havertown braces for snowstorm as salt, shovels sell out at local stores

Residents are rushing to hardware stores to buy snow supplies like salt, shovels, and fuel ahead of an expected major snowstorm, leading to widespread shortages.

Winter Storm Forecast: Tracking more snow
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FOX 29 Meteorologist Kathy Orr tracks more snow expected to cover the region this weekend.

Philly snow forecast: Breaking down the latest models
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Kathy Orr and Scott Williams have the latest on the forecast as a major winter storm could impact the area Sunday. 

Philly snow latest: travel impact
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Kathy Orr and Scott Williams speak to a AAA representative about how this weekend's weather could potentially impact travel.  

Do trees actually explode from 'extreme' cold?

Can trees really explode in the extreme cold? Rumors are spreading on social media that the frigid temperatures in the Upper Midwest this week could mean exploding trees. FOX 9's Cody Matz breaks down this viral claim.

What are the biggest snowstorms in Philadelphia area history?

Could this weekend's snowstorm make history? It's still unclear how much will actually fall, but it's been years since the Philadelphia region's last record-setting snow.

Philadelphia's top snowstorms ahead of possible weekend snow
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Could this weekend's storm make history? It's still unclear how much will actually fall, but it's been years since the Philadelphia region's seen record-setting snow.

Philly snow forecast: Measurable snowfall expected this weekend with bitter cold temps

Philadelphia is bracing for a significant snow storm that could bring bitterly cold temperatures and measurable snowfall accumulations to our area this weekend.

Philadelphia, New Jersey winter weather checklist: How to prepare for snow and ice this weekend

As measurable snowfall and bitter cold approach the Philadelphia area this weekend, weather forecasters are urging residents to prepare now — from stocking essentials to planning for potential disruptions to travel, schools and work.

What is the polar vortex? Why it matters as snow and Arctic cold threaten the Northeast

What is the polar vortex? This article explains what a polar vortex is in simple terms, how it influences winter weather in the U.S., and why meteorologists talk about it during major cold events.