80. (Refer to Figure 17.) What wind is forecast for STL at 12,000 feet?

A six-digit group shows wind directions (in reference to true north) in the first two digits, wind speed (in knots) in the second two digits, and temperature (in Celsius) in the last two digits. In this case, 2339-04 means 230° at 39 knots, and the temperature is -4°C.