22 - 29 April 2025
Rainfall
Temperature
Rainfall anomalies
- More than usual rainfall expected over most parts of Tanzania, Burundi, Rwanda, eastern Kenya, northern South Sudan and southern Sudan.
- Less than usual rainfall expected over parts of central to southern South Sudan, central to southern Ethiopia, central to southern Somalia, western Kenya and most parts of Uganda.
Temperature anomalies
- Warmer than usual temperatures expected over most parts of the Eritrea, Djibouti, Tanzania, Ethiopia, Uganda, western Kenya, central and northern Somalia.
- Cooler than usual temperatures expected over cross border areas of Sudan, South Sudan and Ethiopia and north-eastern parts of Kenya.
- Rainfall exceeding the 90th percentile (the highest 10% on record)expected over parts of north-eastern Kenya and a few regions in southern and northern Tanzania.
- The expected heavy rainfall over parts of north-eastern Kenya and some regions in southern and northern Tanzania could trigger isolated flooding. Communities in low-lying areas should stay cautious.
Mean temperatures
- High temperatures (> 32℃) expected over parts of Sudan and Afar region in Ethiopia.
- Moderate to high temperatures (20-32℃) expected over most parts Sudan, South Sudan, Eritrea, northern, western and eastern Ethiopia, Djibouti, Somalia, Uganda, Kenya, and Tanzania.
- Mild temperature conditions (less than 20℃) expected over most parts of Burundi, Rwanda, central to western Kenya, and central Ethiopia.
Heat Stress
- Elevated heat stress levels expected in most parts of South Sudan, Sudan, eastern Kenya, eastern Tanzania, central to southern Somalia, and coastal regions of Eritrea.
Total rainfall
- Moderate rainfall (50-200mm) expected in most parts of Rwanda, Burundi, northwestern and southern Tanzania, western Uganda, coastal, northeastern and western Kenya, parts of western Ethiopia, northern South Sudan and southern Sudan.
- Light rainfall (less than 50 mm) expected over most parts of central to southern South Sudan, southern Sudan, western and southern Ethiopia, central to southern Somalia, central Tanzania, central Kenya and central to eastern Uganda.
