Tanzania: How to Prepare for Rainfall Boon With Flooding Risk

What the report says

Tanzania is preparing for the possible effects of El Niño ahead of the October-December rainy season, according to a report in the Tanzania Daily News published by AllAfrica. The article says the Tanzania Meteorological Authority is forecasting above-normal to normal rainfall in several regions, with some areas expected to see rain begin earlier than usual. It notes that officials are monitoring climate conditions because warming in the tropical Pacific can affect weather patterns in East Africa.

The report says the Lake Victoria basin, including Kagera, Geita, Shinyanga, Simiyu, Mwanza and Mara, could see rains starting in the fourth week of September into the first week of October. It also identifies the northeastern highlands — including Manyara, Kilimanjaro and Arusha — and the northern coast, including Tanga, Dar es Salaam, Coast Region, northern Morogoro, Unguja and Pemba, as areas likely to receive above-normal to normal rainfall, mainly from early to mid-October.

Tanzania Meteorological Authority director general Ladislaus Chang'a is quoted explaining that El Niño is linked to warmer Pacific waters and can bring increased rainfall to East Africa. The article warns that while heavier rains may help crops and livestock, extreme weather cannot be ruled out. Flooding, road damage, river overflow and drainage problems are highlighted as possible risks, especially in low-lying communities.

The piece adds regional context by noting that the Intergovernmental Authority on Development's climate centre expects wetter-than-normal conditions across much of the Greater Horn of Africa, with a positive Indian Ocean Dipole also possibly influencing rainfall.