Weather Maps
Isotherm Map map that shows areas of equal temperature
Isobar Map map that shows areas of equal atmospheric pressure
Isobar Map
Isobar Map closer isobars = higher pressure gradient = stronger winds
Reading A Station Model
Wind Direction? NE Wind Wind Speed? 10 knots 20 knots 25 knots
The 500 Rule Station model pressure is less than 500 put the number 10 in front and insert a decimal to create a 10th’s place
The 500 Rule Station model pressure is greater than 500 put the number 9 in front and insert a decimal to create a 10th’s place
What was the barometric pressure 3 hours ago What was the barometric pressure 3 hours ago? current air pressure is 1019.6 mb Barometric trend is a steady rise of 1.9 mb in last 3 hrs.
What was the barometric pressure 3 hours ago? 1017.7 mb 1019.6 mb What was the barometric pressure 3 hours ago? current air pressure is 1019.6 mb Barometric trend is a steady rise of 1.9 mb in last 3 hrs.