1. The weather charts in some countries or regions mark troughs by a line. 2. They watched their weather charts like NASA meteorologists looking for a launch window. 3. After scanning several weather charts , he said that no cold snaps seemed imminent. 4. The weather chart in the morning paper did not give the readings for Siberia. 5. Unlike fronts, there is not a universal symbol for a trough on a weather chart . 6. Latest jet stream weather chart for Vancouver Island. 7. Applications range from weather charts beamed into the cockpit to navigational information to data on plane positions. 8. They prepared daily weather charts , issued forecasts and had begun the development of a climatological data bank. 9. The use of weather charts in a modern sense begins in the middle portion of the 19th century. 10. Weather charts are sometimes drawn at lower air pressures that occur above 40, 000 feet ( 12 km ).
