21-31, May 2021
Rainfall

- Moderate to heavy rainfall (between 100 - 200 mm) was not recorded in the third dekad of May 2021.
- Moderate rainfall (between 50 - 100 mm) observed in southwest parts of South Sudan, southwestern part of Ethiopia in isolated part of northwest Uganda, and in central coast of Tanzania.
- Light rainfall (between 25 - 50 mm) observed in western and central parts of South Sudan, western parts of Ethiopia, northern Uganda, western and central highlands of Kenya, and in coastal parts of Tanzania.
- Rainfall range (between 5 - 25 mm) observed over southern parts of Sudan, northern and eastern South Sudan, northwest, central, and southern Ethiopia, southeastern Somalia and isolated parts of northwest Somalia, southern Uganda, coastal and several parts of central and western Kenya, Burundi, western and southern Rwanda, and in northern and eastern parts of Tanzania.
- Usual dry (usually dry in this time of season) observed in almost all of Sudan, Djibouti, most parts of Eritrea, northeast and eastern parts of Ethiopia, several parts of north and eastern Kenya, southwest Uganda, northeast Rwanda, over much of central and northern Somalia, and over much of western and central Tanzania.

- Much wetter than usual conditions was not observed in any part of the region.
- Wetter than usual conditions observed southeast part of Tanzania and a few patchy parts of central South Sudan.
- Usual rainfall conditions observed over southwest and central South Sudan, northwestern Uganda, isolated parts of southwest Kenya, and northcentral central and southeast Tanzania.
- Moderately drier than usual conditions observed in western Eritrea, southern parts of Sudan, most parts of Ethiopia and Somalia, northern and eastern South Sudan, much of southern, central and eastern Uganda, much of Kenya and Burundi, western and southern Rwanda, and in northeast and northwest Tanzania.
- Much drier than usual conditions observed over northwest, and in isolated parts of eastern Ethiopia, isolated parts of northwest and central Somalia, southwest and southeast Uganda, and northeast Rwanda.

- Moderately wetter to severely wettest than usual conditions observed in isolated parts southeast Tanzania.
- Usual rainfall conditions observed over most parts of north and central Sudan, western central and southern South Sudan, Eritrea, Djibouti, south and northeast Ethiopia, northern Uganda, north, central, east and southern Kenya, central and southwestern Somalia, central and southern Burundi, and north central and southern parts of Tanzania.
- Moderately drier to severely driest than usual conditions observed over southern parts of Sudan, northern South Sudan, western, central and eastern Ethiopia, northern and southeast Somali, southern and central Uganda, western and coastal Parts of Kenya, Rwanda, northern Burundi, western and northeastern Tanzania.
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Recent rainfall totals
- Heavy rainfall (between 100-200 mm) observed in isolated areas south-western South Sudan, and northern Uganda.
- Moderate rainfall (between 50-100 mm) observed in southern, south-western and north-eastern South Sudan; sporadic areas in western, southern and north-eastern …

Recent rainfall anomalies
- Much wetter than usual 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. …

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 …

Recent rainfall totals
- Heavy rainfall (between 100-200 mm) not observed in all parts of Eastern Africa
- Moderate rainfall (between 50-100 mm) observed in western Kenya, eastern Uganda, eastern and western South Sudan.
- Light rainfall (between 25-50 mm) observed …

Recent rainfall anomalies
- Much wetter than usual conditions observed in central Sudan, north-western Somalia, south-eastern South Sudan, eastern Ethiopia, Karamoja region of Uganda, south and eastern Burundi, Lake Victoria sides of Kenya, and north-western and Lake Victoria sides …

Recent rainfall totals
- Heavy rainfall (between 100-200 mm) observed in isolated areas in north-western Ethiopia.
- Moderate rainfall (between 50-100 mm) observed in most parts of South Sudan, northern Uganda, central and western Ethiopia, and western Kenya.
- Light 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 …

Recent rainfall anomalies
- Much wetter than usual conditions observed in most parts of western and central Sudan; western, central and eastern Ethiopia; and north-western Somalia.
- Wetter than usual conditions observed in most parts south-eastern Sudan, eastern South Sudan, …

Maximum Temperature anomalies
- Warmer than usual maximum temperature recorded over Somalia, Kenya, Rwanda, Burundi, Tanzania, Ethiopia, south-eastern South Sudan and red sea region of Sudan.
- Cooler than usual maximum temperature recorded in most parts of Sudan, South Sudan, …

Recent rainfall totals
- Very Heavy rainfall (above 200 mm) observed in most parts of highlands of central Ethiopia.
- Heavy rainfall (between 100-200 mm) observed in western and south-eastern Sudan, and most parts of Ethiopia.
- Moderate rainfall (between …

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 …

Minimum Temperature anomalies
- Warmer than usual minimum temperature recorded over western and eastern parts of Sudan, south and central South Sudan, everywhere in Kenya, Uganda, Somalia, and Tanzania.
- Cooler than usual minimum temperature recorded in central and northern …

Recent rainfall anomalies
Observed rainfall anomalies.

Maximum Temperature anomalies
Temperature Maximum Anomalies.

Exceptional rainfall
SPI for the first dekad of June.