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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Showing 459 results
Standardized Precipitation Index
Moderately to extremely wet conditions were observed in northwest and eastern parts of South Sudan, western Ethiopia, southern and eastern Uganda, eastern Rwanda, in western, northwestern, and central parts of Kenya, and in western, northern …
Recent rainfall anomalies
Wetter than and much wetter than usual conditions were observed in northwest and eastern parts of South Sudan, western Ethiopia, eastern and southern parts of Uganda, much of western and central Kenya, eastern Rwanda, and …
Recent rainfall totals
Heavy to moderate rainfall between 50 - 200 mm was observed in southwestern Ethiopia, western and southwestern Uganda, in much of Rwanda, western and central parts of Kenya, and in eastern Tanzania.
Light rainfall between …
Recent rainfall anomalies
Wetter than usual conditions were observed in northwest, and in eastern parts of South Sudan, western Ethiopia, southwest Uganda, northeast Rwanda, and in eastern and coastal Tanzania.
Usual rainfall conditions were observed in a western …
Standardized Precipitation Index
Moderately to severely wetter than usual conditions was observed in northwest and northeastern parts of South Sudan, western Ethiopia, southwestern Uganda, northeast Rwanda, in eastern and coastal parts of Tanzania, and in isolated parts of …
Recent rainfall anomalies
Wetter than normal conditions observed in southern parts of Tanzania, and in a few places in western Ethiopia and north-western South Sudan.
Usual rainfall conditions observed in a few parts of western Ethiopia, north-eastern and …
Recent rainfall totals
Heavy to moderate rainfall between 50 - 200 mm observed in southern parts of Tanzania, north-western Burundi, and in isolated parts of western Ethiopia.
Light rainfall between 25 - 50 mm observed in a few …
Standardized Precipitation Index
Moderately to severely wetter than normal conditions observed in a few areas in the southern part of Tanzania, western Ethiopia, and north-western South Sudan.
Normal rainfall conditions observed over much of Sudan, western Eritrea, central …
Recent rainfall totals
- Heavy to moderate rainfall between 100 - 200 mm observed over highlands of western Kenya, and isolated parts in southern and western Tanzania.
- Heavy to moderate rainfall between 50 -100 mm observed in western and …
Standardized Precipitation Index
- Moderately to severely wetter than normal conditions observed in western Tanzania, central and northern Uganda, highlands of western Kenya, south-eastern Ethiopia, and central Somalia.
- Normal rainfall conditions observed in southern parts of South Sudan and …
Recent rainfall anomalies
- Much wetter than usual conditions observed in south-western parts of Ethiopia, central Somalia, and highlands of western Kenya.
- Wetter than usual conditions observed over central and northern Uganda, and south-western Tanzania.
- Normal rainfall conditions observed …
Recent rainfall anomalies
- Wetter than usual conditions observed in western parts of South Sudan, in isolated parts of central Tanzania and over south-western Tanzania, and in a few isolated parts of north-west Ethiopia.
- Normal rainfall conditions observed in …
Recent rainfall totals
- Heavy to moderate rainfall between 50 - 200 mm observed in south-western parts of Tanzania and in isolated parts of central Tanzania.
- Light rainfall between 25 - 50 mm observed in isolated parts of the …
Standardized Precipitation Index
- Moderately to severely wetter than usual conditions observed in western South Sudan, isolated parts of north-west Ethiopia, and in south-western parts of Tanzania and isolated parts of central Tanzania.
- Normal rainfall conditions observed over several …
Standardized Precipitation Index
- Moderately to severely wetter than normal conditions observed in south-western parts of South Sudan, and isolated parts in western Ethiopia.
- Normal rainfall conditions observed in southern parts of Eritrea, Djibouti, south-eastern and north-western Ethiopia, central …