Grand Caravan AWD V6-3.8L VIN L (2001)
level on a standard day, no storm, barometric pressure is 29.92 in Hg. For every 100 feet of altitude barometric pressure drops 0.10 in. Hg. If a storm
goes through it can either add, high pressure, or decrease, low pressure, from what should be present for that altitude. You should make a habit of
knowing what the average pressure and corresponding barometric pressure is for your area.
