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Victoria Falls / Big Tree

Flows at Victoria Falls have continued to increase steadily during the period under review before closing at 3,133m3/s on 23rd March 2020. Last year on the same date, the flow was 831m3/s. The Zambezi River flows at Victoria Falls are above the long-term mean.

DateFlow (m3/s) 2020Flow (m3/s) 2019
10/3/20201328824
11/3/20201382816
12/3/20201507824
13/3/20201630831
14/3/20201800839
15/3/20201975831
16/3/20202146824
17/3/20202284824
18/3/20202398808
19/3/20202520800
20/3/20202647808
21/3/20202797839
22/3/20202962839
23/3/20203133831
Victoria Falls / Big Tree
From: 
Tuesday, March 10, 2020
To: 
Monday, March 23, 2020
Lake Levels Graphic: 
vic falls

Chavuma

The Zambezi River flows at Chavuma are in recession, closing the period under review at 126m3/s as of 7th September 2026, whilst last year on the same date it was at 116m3/s.

From:
25 August 2026
To:
7 September 2026
DateFlow (m3/s)(2025/26)Flow (m3/s)(2024/25)
25-Aug149145
26-Aug148143
27-Aug145141
28-Aug142139
29-Aug141137
30-Aug139134
31-Aug137131
1-Sept134130
2-Sept132127
3-Sept129125
4-Sept126122
5-Sept123119
6-Sept126118
7-Sept126116

Ngonye

Flows at Ngonye are steadily decreasing, closing the period under review at 413m3/s as of 7th September 2026. The flow recorded last year on the same date was at 356m3/s.

From:
25 August 2026
To:
7 September 2026
DateFlow (m3/s)(2025/26)Flow (m3/s)(2024/25)
25-Aug484431
26-Aug476427
27-Aug472422
28-Aug467413
29-Aug460409
30-Aug454400
31-Aug448395
1-Sept446392
2-Sept436385
3-Sept433378
4-Sept427370
5-Sept425365
6-Sept418363
7-Sept413356

Victoria Falls (Nana’s Farm Station)

The Zambezi River flows at Victoria Falls – Nana’s Farm Station are steadily decreasing, closing the period under review at 438m3/s as of 7th September 2026.  The flow observed on the same date last year was at 379m3/s.

From:
25 August 2026
To:
7 September 2026
DateFlow (m3/s)(2025/26)Flow (m3/s)(2024/25)
25-Aug504456
26-Aug500448
27-Aug492439
28-Aug483432
29-Aug476427
30-Aug469424
31-Aug467417
1-Sept462411
2-Sept457405
3-Sept453402
4-Sept451394
5-Sept447385
6-Sept444383
7-Sept438379