def _get_ensdirs(date_string):
    """
    Get directory names for all ensemble members.
    """
    ensdir1 = f'{date_string}_28mp4lw4sw2lsm5pbl1cu/'  # Lee 2017
    ensdir2 = f'{date_string}_8mp1lw1sw2lsm1pbl1cu/'  # Draxl 2014a
    ensdir3 = f'{date_string}_8mp1lw1sw2lsm2pbl1cu/'  # Draxl 2014b
    ensdir4 = f'{date_string}_8mp1lw1sw2lsm2pbl3cu/'  # Vernon 2018
    ensdir5 = f'{date_string}_8mp4lw2sw2lsm5pbl3cu/'  # Optis 2021

    return [ensdir1, ensdir2, ensdir3, ensdir4, ensdir5]
    # return [ensdir2, ensdir4, ensdir5]