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Learning Objectives: To decode and understand meteorological data at the surface and upper levels.
How to decode a lot of condensed info for a specific location
Temperature: 56°F
Dew point: 50°F
Wind: Northerly (360°/0°) at 15 knots
Visibility: 3/4 statute miles
Present Weather: Light rain
Cloud Cover: Overcast
Pressure: 1010.7 mb
Pressure tendency: -1.5 mb in the last 3 hours and dropping steadily
Upper-Air Station Models are composed of:
Pressure Level
Wind Speed & Direction
Temperature (°C)
Dew-Point Depression (°C)
Cloud Cover
Height of constant pressure surface (meters MSL)
12 - hour height change (dam)
Image Description: Upper-Air Station Model
Upper-station model shown. Very similar to the surface station models. However, some information is different. We will be looking at the differences throughout this section.
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