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10 Jul 2013 description
  • Moderate to heavy rains continue to push north across the Sahel.
  • Moderate seasonal rainfall deficits grow across northwestern Ethiopia, southern Eritrea and bordering Sudan.

1) During much of May and the beginning of June, intermittent and insufficient rains had increased rainfall deficits over parts of northeastern Nigeria, resulting in poor NDVI values and delayed planting. However, recent moderate to heavy rains have decreased seasonal rainfall deficits.

03 Jul 2013 description
  • Moderate to heavy rains began to push north into the Sahel in Niger, Burkina Faso and Mali

  • Seasonal rainfall deficits continue across northwestern Ethiopia and bordering regions in Sudan.

19 Jun 2013 description
  • Abnormal dryness has settled in across western Mali.
  • A slight reduction in rainfall observed over Ethiopia.

1) The delayed onset of the March-May rainfall has negatively impacted ground conditions over the Belg-producing areas of northern Ethiopia. Despite an increase in rain since mid-April, the accumulated rainfall has remained below-average. Limited rain is forecast over the area during the next outlook period, likely maintaining rainfall deficits.

23 Jun 2005 description


Weekly Introduction:

Update of Seasonal Outlooks at One-Month Lead:

July-September 2005 Forecasts

Gulf of Guinea Region

Climatology is expected across the entire domain.

Sahel

There is a low to moderate tilt in the odds favoring above normal rainfall over northern and central Mali, and locally over north central Niger. There is a slight tilt in the odds favoring below normal rainfall locally over western Mali.

Northern Horn of Africa

24 Mar 2005 description


Weekly Introduction:

July-September 2005 Forecasts

Sahel


There is a low to moderate tilt in the odds favoring above normal rainfall across central Sahel in the areas including south central Mali, Burkina Faso, central and western Niger, and southern Chad. There is a slight tilt in the odds favoring below normal rainfall locally over western Mali, and portions of northern Chad.

Northern Horn of Africa