fig, ax = plt.subplots(2,1,figsize=(10,7),dpi=150)

ax[0].plot(dateList_mask[T_s:T_e],numpy.array(SM)[~mask][T_s:T_e,0])

ax[0].tick_params(direction='out')
ax[0].tick_params(top='off',bottom='on',left='on',right='off')
ax[0].set_ylabel('SM')

ax[1].plot(dateList_mask[T_s:T_e],numpy.array(SQ)[~mask][T_s:T_e,0])
ax[1].tick_params(direction='out')
ax[1].tick_params(top='off',bottom='on',left='on',right='off')
ax[1].set_ylabel('SQ')

ax2 = ax[1].twinx()
ax2.plot(dateList_mask,pre[~mask],color = '0.5')
ax2.set_ylim(ymin = 0)
ax2.invert_yaxis()