Weekly Forecast
At ICPAC we use the Weather Research and Forecasting Model (WRF) to produce our forecasts in a resolution of 10 x 10 Km. Our weekly forecasts are very popular and help stakeholders prepare for extreme weather, and mitigate risks associated with floods, drought or heavy rainfall.
27 October - 03 November 2026
Rainfall
Temperature
Rainfall Anomalies
- More than usual rainfall expected over Rwanda, Burundi, western to southern parts of South Sudan, south-eastern Ethiopia, central to northern and south-eastern parts of Uganda, western region of Kenya and central to northern parts of Tanzania.
- Less than usual rainfall expected over most parts of Somalia, eastern Kenya, south-eastern parts of Uganda, eastern and western Tanzania.
Exceptional Rainfall
- Rainfall exceeding the 90th expected over south-eastern Ethiopia, isolated areas over central to southern parts of Kenya, isolated areas over central to north-western and south-western Uganda, isolated areas over northern Tanzania, and most parts of Rwanda and Burundi.
Floods
- Flooding incidences expected over some parts of south-eastern Ethiopia, central to southern parts of Kenya, central to north-western and south-western Uganda, northern Tanzania, most parts of Rwanda and Burundi.
Temperature anomalies
- Warmer than usual temperatures expected over most parts of the GHA.
- Cooler than usual temperatures expected over northern parts of Somalia and few isolated regions across the GHA.
Temperature
- Moderate to high temperatures (20-32°C) expected over most parts of the region.
- Mild temperature conditions (less than 20°C) expected over central to western regions of Kenya, isolated areas over eastern and southern Tanzania, isolated areas over northern Somalia, central to northern parts of Ethiopia and western regions of Rwanda and Burundi.
Total rainfall
- Heavy rainfall (more than 200 mm) expected over isolated areas in southern Rwanda, isolated areas in central Burundi and isolated areas over northern Tanzania.
- Moderate rainfall (50-200 mm) expected over southern parts of South Sudan, most parts of Rwanda, Burundi and Uganda, central to northern parts of Tanzania, central to western regions of Kenya and south-eastern Ethiopia.
- Light rainfall (less than 50 mm) expected over most parts of South Sudan, southern Ethiopia, most parts Somalia, north-eastern and coastal regions of Kenya and southern parts of Tanzania.
Heat stress
- Elevated heat stress within the ‘Extreme Caution’ category expected over most parts of South Sudan, Sudan, Eritrea, central to southern parts of Somalia, some parts of Eastern Kenya, some parts of northeastern Ethiopia, and some parts of southern Tanzania.
Weekly Forecasts
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Temperature forecast (Anomalies)
Temperature anomalies
- Warmer than usual temperatures predicted over most parts of the Greater Horn of Africa (GHA).
Rainfall forecast
Total rainfall
- Heavy rainfall (more than 200mm) expected in parts of central to southern Ethiopia and north-western coastal Somalia.
- Moderate rainfall (50-200mm) expected over much of Burundi, Rwanda, Uganda, South Sudan, Somalia, and parts of …
Rainfall forecast
- Heavy rainfall (more than 200mm) expected in north-eastern parts of the country.
- Moderate rainfall (50-200mm) expected in most parts of the country.
- Light rainfall (less than 50 mm) is expected over north-eastern parts of the …
Heat Stress
Heat Stress
- Heat exhaustion expected over parts of Sudan, Eritrea, South Sudan, southern Somalia, eastern Kenya, and southern parts of Tanzania. It is advisable for individuals to maintain proper hydration during this period.
Rainfall forecast
- Moderate rainfall (50-200mm) expected over north-eastern and south-western regions of the country.
- Light rainfall expected (less than 50mm) over central and south-eastern parts of the country.
Heavy rainfall
Exceptional rainfall
- Heavy to very heavy rainfall expected in parts of southern Ethiopia, central Uganda, and most parts of Somalia.