1-10 October, 2025
Rainfall
Moderately Wet to severely Wet Conditions
A large area stretching across the northern and central parts of the region was characterized by moderately to severely wet conditions. These areas include central Sudan, western Eritrea, south and northwestern Ethiopia, and northern Somalia, western and southeastern South Sudan, western parts of Kenya and northwestern parts of Tanzania.
Moderately Dry to Severely Dry Conditions
Countries with pronounced rainfall deficit included a few pockets in the border region between Ethiopia, Sudan and South Sudan, southeastern Ethiopia, central Somalia, and a few pockets in Tanzania.
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, Ethiopia, northern Somalia and the equatorial region including eastern Uganda, central to western Kenya and northwestern Tanzania.
- 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 equatorial and northern parts of the region including Uganda, South Sudan, Ethiopia, Somalia, Eritrea, Kenya and Sudan.
Drier Than Normal Conditions (Yellow and Orange)
- Drier than Normal (Yellow) and Much Drier than Normal (Orange): These conditions dominate the northern and southern parts of the region.
- Significant drier areas cover most of northern Ethiopia, southern Somalia, eastern Kenya, much of Tanzania, northwestern Eritrea and in Sudan.
- The orange ('Much drier than normal') is evident across most of the countries highlighted.
No Rain (White)
- No Rain: Indicated in the very northern and eastern dry areas, particularly in northern parts of Sudan, northern Ethiopia, and northwestern Kenya as well as central and southern 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. Rainfall amounts between 101 and 300 mm was observed in isolated pockets within the central region of Ethiopia and western parts of Kenya.
- 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 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, northwestern and northeastern Kenya, and most parts of Tanzania.
- Negligible/No Rain (<1 mm or No Data): These dry conditions dominate northern Sudan, parts of Ethiopia, and several parts of Kenya and Tanzania.
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Showing 160 results
Standardized Precipitation Index
- Moderately wetter to severely wetter than usual conditions observed over most parts of southern and south-western Uganda, southern and south-eastern Kenya, south Burundi, and central, north-western and north-eastern Tanzania.
- Usual rainfall conditions observed over most …
Standardized Precipitation Index
- Moderately wetter to severely wettest than usual conditions observed in eastern and north-eastern Kenya, and southern and central Tanzania.
- Usual rainfall conditions observed over in most parts of northern Tanzania, eastern Rwanda, northern Burundi, most …
Standardized Precipitation Index
- Moderately to severely wet conditions observed in Tata Taveta and Kwale counties in Kenya, north-eastern and extreme north-western Tanzania, northern and north-eastern Burundi, northern Uganda, isolated areas in central equatoria state in South Sudan, and …
Standardized Precipitation Index
- Moderately to severely wet conditions observed over Red Sea coastal parts of Eritrea and Sudan, costal parts of northern Somalia, south and southeastern South Sudan, southeastern and northern Uganda, western Kenya, isolated areas in central …
Standardized Precipitation Index
- Moderately to severely wet conditions observed over central and northern parts of Tanzania, highlands of Lake Victoria region of Kenya.
- Usual rainfall conditions observed in Jongoli region of South Sudan, sporadic areas in south-western and …
Standardized Precipitation Index
- Moderately to severely wet conditions observed over Red Sea coastal parts of Sudan and northern Eritrea, south-eastern South Sudan, northern parts of Turkana region and coastal parts of Kenya, coastal parts of Tanzania, southern and …
Standardized Precipitation Index
- Severely wet conditions observed over costal and eastern parts of Tanzania, north-western Kenya, north-eastern Uganda, southern parts of South Sudan, sporadic areas in southern and north-western Ethiopia, and south-western Sudan.
- Wetter than usual conditions observed …
Standardized Precipitation Index
- Severely wet conditions observed in western-Sudan, isolated areas in central Somalia and central Kenya.
- Wetter than usual conditions observed in western Kenya, Khordofan region of Sudan, eastern parts of South Sudan, southern Ethiopia.
- Usual rainfall …
Standardized Precipitation Index
- Severely wet conditions observed in central Sudan, north-western and eastern Ethiopia, Lake Victoria sides of Kenya, north-western Somalia, eastern and south-eastern South Sudan, Karamoja region of Uganda, south and eastern Burundi, and north-western and Lake …
Standardized Precipitation Index
- Extremely wet conditions observed in most parts of western, central and south-eastern Sudan; north-western Somalia; and western, central, and eastern Ethiopia.
- Severely wet conditions observed in most parts of south-eastern Sudan, eastern South Sudan, Lake …