The Kenya Meteorological Department has issued a heavy rainfall advisory warning of intensified downpours across several parts of the country between Friday, October 3, and Sunday, October 5, 2025. The forecast has raised concerns over potential flooding, structural damage, and travel disruptions.

Areas Set to Experience Heavy Rainfall

The advisory indicates that the Lake Victoria Basin, Rift Valley, and Highlands west of the Rift Valley will be hardest hit, with rainfall expected to exceed 20mm within 24 hours. The heavy rains are forecast to spread eastwards to cover the Kenyan Highlands and Nairobi, creating widespread impact.

Counties expected to be affected include Kisumu, Homabay, Siaya, Migori, Busia, Kisii, Nyamira, Nandi, Kericho, Bomet, Kakamega, Vihiga, Bungoma, Narok, Kajiado, Baringo, Nakuru, Trans-Nzoia, Uasin Gishu, Elgeyo-Marakwet, West Pokot, Turkana, Samburu, Marsabit, Nyandarua, Laikipia, Nyeri, Kirinyaga, Murang’a, Kiambu, Meru, Embu, Tharaka-Nithi, and Nairobi.

Winds and Possible Risks

Alongside the heavy rainfall, the department has warned of southerly winds exceeding 25 knots (12.9 m/s), capable of blowing off roofs, uprooting trees, and damaging structures. Residents have also been cautioned to stay vigilant against lightning strikes, flash floods, and waterlogging in urban centers.

Safety Precautions for Residents

Authorities have urged residents in the affected regions to remain on high alert for flooding, including in areas that may not experience heavy local rainfall but are vulnerable to downstream water flow.

The advisory further warned against:

• -Driving or walking through moving water.

• -Taking shelter under trees during storms.

• -Standing near grilled windows during lightning activity.

The department stressed that timely updates will be issued if the rainfall patterns change.

Timeline of the Weather Pattern

The heavy rains are expected to persist through the weekend and gradually weaken from Monday, October 6, 2025. Despite the reduction in intensity, authorities maintain that vulnerable areas must continue monitoring water levels and drainage systems to avoid unexpected flooding.

Conclusion

Kenya faces a challenging weekend as storms intensify across multiple counties. With the possibility of flooding, property damage, and transport disruptions, authorities and residents alike must exercise caution. The Meteorological Department has urged the public to heed warnings and follow safety advisories to minimize risks.