Dark mode
Light mode 6:10am 14/06/2026 to 6:10am 16/06/2026
You can find out more about Design Rainfall and IFD here.
Observations for this analysis :
Maximum observed rainfall by duration, estimated return period and AEP
Duration
Rainfall
Start
End
Years
AEP
10m
2.2 mm
7:50pm 15/06/2026
8:00pm 15/06/2026
1 in 1 years
100.0 %
20m
2.4 mm
9:40pm 15/06/2026
10:00pm 15/06/2026
1 in 1 years
100.0 %
30m
3.4 mm
9:50pm 15/06/2026
10:20pm 15/06/2026
1 in 1 years
100.0 %
60m
6.6 mm
9:30pm 15/06/2026
10:30pm 15/06/2026
1 in 1.0 years
98.76 %
90m
8.8 mm
9:10pm 15/06/2026
10:40pm 15/06/2026
1 in 1.0 years
96.21 %
120m
10.2 mm
9:10pm 15/06/2026
11:10pm 15/06/2026
1 in 1.1 years
95.02 %
3h
13.4 mm
9:50pm 15/06/2026
12:50am 16/06/2026
1 in 1.1 years
87.68 %
4h
19.8 mm
9:10pm 15/06/2026
1:40am 16/06/2026
1 in 1.6 years
64.06 %
6h
22.8 mm
7:50pm 15/06/2026
1:50am 16/06/2026
1 in 1.7 years
58.8 %
9h
28.2 mm
7:50pm 15/06/2026
4:50am 16/06/2026
1 in 2.0 years
50.0 %
12h
29.4 mm
6:10pm 15/06/2026
6:10am 16/06/2026
1 in 1.8 years
55.05 %
18h
29.4 mm
12:10pm 15/06/2026
6:10am 16/06/2026
1 in 1.5 years
67.83 %
24h
29.4 mm
6:10am 15/06/2026
6:10am 16/06/2026
1 in 1.3 years
75.48 %
30h
29.4 mm
12:10am 15/06/2026
6:10am 16/06/2026
1 in 1.2 years
82.08 %
36h
29.4 mm
6:10pm 14/06/2026
6:10am 16/06/2026
1 in 1.1 years
87.03 %
48h
29.4 mm
6:10am 14/06/2026
6:10am 16/06/2026
1 in 1.1 years
91.27 %
Note: A '1 in 1.0 years' estimate means that it is almost certain to occur at least once in a year, and could occur much more than once per year on average. For smaller values like this the Annual Recurrance Interval (ARI) may be of more relevance, but it is complex to calculate for common events.
Install
