Victoria Falls / Big Tree

Flows at Victoria Falls have continued to increase steadily during the period under review before closing at 548m³/s on 23^rd January 2020. Last year on the same date, the flow was 524m³/s. The Zambezi River flows at Victoria Falls are still below the long-term average. This situation of below average flows at this station is forecasted to continue throughout the season to September 2020 as depicted in the respective hydrograph (dashed blue line).


Date	2020	2019
10/1/2020	426	406
11/1/2020	431	436
12/1/2020	436	426
13/1/2020	447	421
14/1/2020	457	416
15/1/2020	468	426
16/1/2020	479	436
17/1/2020	490	452
18/1/2020	501	479
19/1/2020	513	490
20/1/2020	524	501
21/1/2020	530	513
22/1/2020	536	519
23/1/2020	548	524

From:

Friday, January 10, 2020

To:

Thursday, January 23, 2020

Lake Levels Graphic:

Chavuma

The Zambezi River flows at Chavuma are in recession, closing the period under review at 72m³/s as of 15^th October 2025, whilst last year on the same date it was lower at 57m³/s.

From:

2 October 2025

To:

15 October 2025


Date	Flow (m3/s)(2024/25)	Flow (m3/s)(2023/24)
2-Oct	83	63
3-Oct	82	63
4-Oct	81	62
5-Oct	79	61
6-Oct	78	61
7-Oct	78	63
8-Oct	78	62
9-Oct	77	61
10-Oct	76	61
11-Oct	76	60
12-Oct	75	60
13-Oct	74	59
14-Oct	72	57
15-Oct	72	57

Ngonye

Flows at Ngonye are receding, with isolated records of fluctuation due to the influence of local rainfall activity, closing the period under review at 228m³/s as of 15^th October 2025. The flow recorded last year on the same date was lower at 196m³/s.

From:

2 October 2025

To:

15 October 2025


Date	Flow (m3/s)(2024/25)	Flow (m3/s)(2023/24)
2-Oct	267	196
3-Oct	261	199
4-Oct	258	195
5-Oct	254	194
6-Oct	252	193
7-Oct	248	191
8-Oct	246	195
9-Oct	244	191
10-Oct	243	189
11-Oct	235	186
12-Oct	234	183
13-Oct	236	183
14-Oct	230	183
15-Oct	228	196

Victoria Falls (Nana’s Farm Station)

The Zambezi River flows at Victoria Falls – Nana’s Farm Station are in recession, closing the period under review at 243m³/s as of 15^th October 2025. The flow observed on the same date last year was lower at 197m³/s.

From:

2 October 2025

To:

15 October 2025


Date	Flow (m3/s)(2024/25)	Flow (m3/s)(2023/24)
2-Oct	286	217
3-Oct	283	213
4-Oct	278	203
5-Oct	272	202
6-Oct	270	202
7-Oct	268	203
8-Oct	264	203
9-Oct	260	203
10-Oct	256	200
11-Oct	254	199
12-Oct	253	198
13-Oct	252	196
14-Oct	247	197
15-Oct	243	197