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Victoria Falls / Big Tree

The Zambezi River flows at Victoria Falls have started increasing due to second wave of incoming inflows from the upper Kariba catchment, closing the period under review at 2,792m3/s on 6th May 2021. The flow observed on the same date last year was 4,462m3/s.

DateFlow (m3/s) 2020/21Flow (m3/s) 2019/20
23/4/20212,7974,086
24/4/20212,7834,153
25/4/20212,7664,206
26/4/20212,7504,252
27/4/20212,7484,358
28/4/20212,7414,375
29/4/20212,7344,427
30/4/20212,7374,462
1/5/20212,7384,497
2/5/20212,7454,532
3/5/20212,7454,568
4/5/20212,7574,532
5/5/20212,7694,532
6/5/20212,7924,462
Victoria Falls / Big Tree
From: 
Friday, April 23, 2021
To: 
Thursday, May 6, 2021
Lake Levels Graphic: 
vic-falls

Chavuma

The Zambezi River flows at Chavuma are in recession, closing the period under review at 153m3/s as of 24th August 2026, whilst last year on the same date it was at 148m3/s.

From:
11 August 2026
To:
24 August 2026
DateFlow (m3/s)(2025/26)Flow (m3/s)(2024/25)
11-Aug183183
12-Aug181180
13-Aug177176
14-Aug175173
15-Aug173170
16-Aug171168
17-Aug169165
18-Aug166163
19-Aug164160
20-Aug162158
21-Aug160154
22-Aug157152
23-Aug155151
24-Aug153148

Ngonye

Flows at Ngonye are steadily decreasing, closing the period under review at 490m3/s as of 24th August 2026. The flow recorded last year on the same date was at 442m3/s.

From:
11 August 2026
To:
24 August 2026
DateFlow (m3/s)(2025/26)Flow (m3/s)(2024/25)
11-Aug577532
12-Aug569527
13-Aug566516
14-Aug557510
15-Aug548500
16-Aug539494
17-Aug535487
18-Aug525480
19-Aug516472
20-Aug513465
21-Aug507460
22-Aug499454
23-Aug492443
24-Aug490442

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 510m3/s as of 24th August 2026.  The flow observed on the same date last year was at 459m3/s.

From:
11 August 2026
To:
24 August 2026
DateFlow (m3/s)(2025/26)Flow (m3/s)(2024/25)
11-Aug613570
12-Aug601562
13-Aug590550
14-Aug582540
15-Aug578530
16-Aug570519
17-Aug564513
18-Aug552508
19-Aug544497
20-Aug536492
21-Aug529485
22-Aug518478
23-Aug515466
24-Aug510459