21-30 September, 2025
Rainfall
Wetter Than Normal Conditions (Green and Light Green)
- Much Wetter than Normal (Dark Green): Concentrated heavily over the northern parts of the region including Sudan, South Sudan, parts of Eritrea, pockets in the northern parts of Ethiopia, Djibouti and northern Somalia.
- Wetter than Normal (Light Green): Forms a wide band surrounding the darkest green area, covering most of countries highlighted above.
Near Normal Conditions (Light Blue)
- Near Normal: Predominantly observed in large parts of Uganda, South Sudan, Ethiopia, Somalia, Eritrea, and Sudan.
Drier Than Normal Conditions (Yellow and Orange)
- Drier than Normal (Yellow) and Much Drier than Normal (Orange): These conditions dominate the eastern and southern parts of the region.
- Significant drier areas cover most of southeastern Ethiopia, Somalia, Kenya, Tanzania.
- The orange ('Much drier than normal') is evident in isolated patches across most of the countries highlighted.
No Rain (White)
- No Rain: Indicated in the very northern and eastern dry areas, particularly along the coast of Eritrea, Sudan, parts Somalia, and much of Kenya and Tanzania.
High Rainfall Accumulation (Dark Green to Light Green)
- Highest Rainfall (201–300 mm and 101–200 mm): These values are extremely high for a 10-day period. The dark green (201–300 mm) was observed in isolated pockets within the central region of Ethiopia.
- Significant Rainfall (51–100 mm and 26–50 mm): These categories cover vast areas, forming a wide, central-to-western band across the region, including:
- A few pockets in Eritrea, Djibouti and Somalia
- Most of southern Sudan and South Sudan.
- Large sections of Ethiopia (especially the western highlands).
- Western Kenya, Uganda, Rwanda, Burundi and a few pockets in Tanzania.
Moderate to Low Rainfall (Yellow and Orange)
- Low Rainfall (11–25 mm and 6–10 mm): These values typically ring the high-rainfall areas and transition into the driest zones. They are concentrated over:
- All countries in the GHA region.
Very Low or No Rain (Light Grey and White)
- Very Low Rainfall (1–5 mm): Forms a major transitional zone across northern Sudan, parts of Eritrea, Ethiopia, much of Somalia, central Kenya, and most parts of Tanzania.
- Negligible/No Rain (<1 mm or No Data): These dry conditions dominate the Sudan, parts of Eritrea, eastern half of Somalia, and several parts of Kenya and Tanzania.
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Recent rainfall totals
Rainfall exceeding 100 mm was observed in a few areas in central and eastern Kenya, in southern Somalia, in northern Burundi, and in part of northwestern Tanzania.
Moderate rainfall of between 26-100 mm was observed …
Recent rainfall anomalies
Drier than usual conditions were observed in central to southern Eritrea, in centra to southwestern Ethiopia, in southern parts of South Sudan, in several parts of Uganda, Kenya, Rwanda and Burundi, and in northwestern part …
Standardized Precipitation Index
Moderately dry to severely dry conditions were observed in the southern parts of South Sudan, in southwestern Ethiopia, in several parts of Rwanda, Burundi, Uganda and Kenya, and in parts of northwestern Tanzania.
Moderately wet …
Recent rainfall totals
Rainfall exceeding 100 mm was observed in parts of central and eastern Tanzania.
Moderate to high rainfall of between 26-100 mm was observed in much of the rest of Tanzania, in Burundi, and in parts …
Recent rainfall anomalies
Drier than usual conditions were observed in several parts of Eritrea, Djibouti, South Sudan, Ethiopia, central to eastern Uganda, Kenya, Somalia, and northern and central Tanzania.
Wetter than and much wetter than usual conditions were …
Standardized Precipitation Index
Moderately dry to severely dry conditions were observed in several parts of Uganda, in parts of northwestern, eastern and southern South Sudan, in southwestern, southern and eastern Ethiopia, in central, and parts of southern Somalia, …
Recent rainfall totals
Rainfall of exceeding 100 mm was observed in a few areas in central Kenya, and northwestern and northeastern Burundi.
Moderate rainfall of between 26-100 mm was observed in much of western Uganda and southwestern Uganda, …
Standardized Precipitation Index
Moderately dry to severely dry conditions were observed in southern parts of Sudan extending to northern South Sudan, in southern parts of South Sudan extending to northern and central Uganda, in several parts of Somalia, …
Recent rainfall anomalies
Drier than usual conditions were observed in southwestern parts of Sudan, in northwestern and southern parts of South Sudan, in parts of northeastern Ethiopia, in several parts of northeastern, central and southern Somalia, in northern …
Recent rainfall totals
Rainfall of exceeding 100 mm was observed in some areas in southwestern Ethiopia.
Moderate rainfall of between 26-100 mm was observed in western, central and eastern parts of South Sudan, in northwestern, western, southern and …
Standardized Precipitation Index
Moderately wet to extremely wet conditions were observed in parts southwestern and southeastern parts of Sudan, in much of northwestern, central, western and southwestern South Sudan, in parts of central Ethiopia, in several parts of …
Recent rainfall totals
Rainfall of exceeding 100 mm was observed in southern South Sudan and northern parts of Uganda.
Moderate rainfall of between 26-100 mm was observed in parts of south-central Sudan, in several parts of South Sudan, …
Recent rainfall anomalies
Drier than usual conditions were observed in western and central Eritrea, in northern, eastern and southern Ethiopia, in much of Somalia, in northern, eastern, central and coastal Kenya, in parts of northeastern South Sudan, in …
Recent rainfall anomalies
Wetter than and much wetter than usual conditions were observed in southern parts of Sudan, western and parts of southern Eritrea, in northwestern Somalia, in northern and northeastern Ethiopia, in northwestern and eastern South Sudan, …
Standardized Precipitation Index
Moderately wet to severely wet conditions were observed in southern parts of Sudan, in parts of western and southern Eritrea, in much of Djibouti, in northwestern, western and eastern South Sudan, in parts of northern …