Pittsburgh Weather: First Alert Weather day issued for Thursday as mild Tuesday gives way to big changes
These mild conditions will soon give way to some wet weather and possible icy conditions.
Hey Ray: Meteoroids, meteors, and meteorites
What is the difference between a meteoroid, a meteor, and a meteorite, and why do they burn up in the atmosphere?
WATCH: Meteor lights up the night sky
The American Meteor Society received over 200 reports of this large meteor.
Hey Ray: How 'Graupel' forms
This time of year we hear the word "Graupel" so how does form and what is it?
Pittsburgh Weather: Thanksgiving looks dry and seasonal
The high pressure that has been bringing us beautiful sunshine this week will slip off the East Coast on Thanksgiving Day.
Hey Ray: 'Pop' Science
Did you know that there's a bunch of science packed into "pop?"
Pittsburgh Weather: Winter weather advisory issued for Somerset, Garrett counties
A winter weather advisory is in effect from 1 p.m. Tuesday until 5 a.m. Wednesday for Garrett and Somerset counties.
Hey Ray: Weather vs. Climate
People think a lot of things are the same, that includes weather and climate, but as Ray Petelin explains, they are not the same thing.
KDKA 2022-23 Winter Weather Forecast: How cold and how much snow?
What kind of a winter is in store this year?
Hey Ray: Weather bombs
We're at the time of year when you start hearing the term "bomb cyclone." So, what does that mean?
Hey Ray: The thirsty bird
You definitely recognize the "thirsty bird" toy but a lot of science goes into making it work!
Hey Ray: Hurricanes and salty rain
When weather events like hurricanes happen, Ray gets plenty of questions, so here are some answers!
Hey Ray: The 'smell' of weather
Have you ever smelled the weather? It actually does involves some cool science!
Hey Ray: Colors that aren't colors
Did you know there are a couple of colors that scientifically aren't considered colors at all?
Hey Ray: Erasable pens and reappearing images
"Temperature sensitivity" means that the inks behavior is dependent on the temperature.