Similar to the previous dekad, the eastern portion of the ITF also experienced a considerable advancement particularly over Sudan and western Ethiopia

The eastern portion of the ITF was approximated at 12.8 degrees North, which was two degrees south of the previous dekadal position and behind the climatology mean position by

The advancement of the western portion of the ITF was attibuted to enhanced southerly winds along the Prime Meridian that produced anomalous amounts of moisture and rainfall

From June 11−20, 2011, the ITF shifted north of the climatology mean over its western and eastern segment, in contrast to its position relative to the climatology mean during

Realtive to anomaly, the ITF lagged slightly over the western Sahel region, but is well ahead of the of the climatological mean over many parts along the Mali/Niger border.. This

From June 21−30, 2011, the movement of the ITF was characterized by a substantial northward advancement across the central portions of West Africa due to the occurrence of

From May 11−20, 2011, the western segment of the ITF continued its northward advancement and now coincides with the climatology mean position, while its eastern segment

A major proportion of the ITF is now ahead of the climatology mean position due to enhanced southerlies in the Gulf of Guinea region and moisture convergence from the Congo

The greatest southward retreat of the ITF occurred in the far western Sahel, while prevailing southerlies agross the Gulf of Guinea region, and ample moisture were