(1)During the period from April the ITF experienced a positional recovery relative to the climatological mean

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 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

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

From October 11−20, 2010, the ITF maintained a significantly northward position across much of the Sahel, resulting in anomalously high moisture and ample rainfall throughout

Compared to the previous dekad, there was a notable decrease in heavy rains and high moisture observed across many areas in the far western Sahel, while moderate amounts of

The mean western portion of the ITF was approximated at 20.9N, which had shown a continued northward advancement from its previous dekadal position, and remains significantly

Due to strong moist southerly winds in the Gulf of Guinea, the ITF remained to the north of the climatological mean position over Mali and Chad, while it advanced further south

The western position of the ITF remains more southerly than the climatological mean position (12.4N) for this time of the year, and exhibited a pronounced lag compared to the