T-Power AC DC Adapter Charger Compatible with HIGH Power HPA-501242U3 HIGH HPA-601250U3 C0 A4 A7 A11, HPA-501242U3 A15, HPA-501242U3 A9, HPA-501242U3 C0 A39 A40, HPA-501242U3 C0 A9 A11

what's going on YouTube airplane 75 here once again today I have a new little gadget for storm chasing and just weather overall I got this from a teacher at my high school this is a bear Mitch pressure gay each that shows you the barometric pressure and then sorry as we all know barometric pressure pretty much forecasts the upcoming weather if weather is gonna change or whatnot so right now we have this is how you tell this little bar right here that comes from the bottom all the way up to the top of this little bubble is um right now it is just about in the middle so the average barometric pressure in Chicago is 92 92 and today it is 92 93 so I have it pretty much calibrated just right because you have to calibrate it but as you have lower pressure this bar goes up and if there's more pressure pushing down the bar goes in like this so it goes up and up and what we're looking for is a c