===============
Simple Sounding
===============
`Notebook <http://nbviewer.ipython.org/github/metpy/MetPy/blob/master/examples/notebooks/Simple_Sounding.ipynb>`_

.. code:: ipython3

    import matplotlib.pyplot as plt
    import numpy as np
    
    from metpy.cbook import get_test_data
    from metpy.calc import get_wind_components
    from metpy.plots import SkewT
    
    # Change default to be better for skew-T
    plt.rcParams['figure.figsize'] = (9, 9)

.. code:: ipython3

    # Parse the data
    p, T, Td, direc, spd = np.loadtxt(get_test_data('sounding_data.txt'),
            usecols=(0, 2, 3, 6, 7), unpack=True)
    u, v = get_wind_components(spd, np.deg2rad(direc))

.. code:: ipython3

    # Create a skewT using matplotlib's default figure size
    skew = SkewT()
    
    # Plot the data using normal plotting functions, in this case using
    # log scaling in Y, as dictated by the typical meteorological plot
    skew.plot(p, T, 'r')
    skew.plot(p, Td, 'g')
    skew.plot_barbs(p, u, v)
    
    # Add the relevant special lines
    skew.plot_dry_adiabats()
    skew.plot_moist_adiabats()
    skew.plot_mixing_lines()
    skew.ax.set_ylim(1000, 100)
    
    # Show the plot
    plt.show()



.. image:: Simple_Sounding_files/Simple_Sounding_2_0.png