Dark mode
Light mode 2:15am 12/06/2026 to 2:15am 14/06/2026
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
15m
2.6 mm
12:45pm 13/06/2026
1:00pm 13/06/2026
1 in 1 years
100.0 %
30m
3.6 mm
7:45am 13/06/2026
8:15am 13/06/2026
1 in 1 years
100.0 %
45m
5.0 mm
7:30am 13/06/2026
8:15am 13/06/2026
1 in 1 years
100.0 %
60m
6.2 mm
7:30am 13/06/2026
8:30am 13/06/2026
1 in 1 years
100.0 %
90m
8.6 mm
10:15am 13/06/2026
11:45am 13/06/2026
1 in 1 years
100.0 %
120m
10.6 mm
9:45am 13/06/2026
11:45am 13/06/2026
1 in 1 years
100.0 %
3h
15.2 mm
10:00am 13/06/2026
1:00pm 13/06/2026
1 in 1.0 years
98.26 %
4h
23.0 mm
7:15am 13/06/2026
11:45am 13/06/2026
1 in 1.3 years
75.85 %
6h
29.4 mm
7:15am 13/06/2026
1:15pm 13/06/2026
1 in 1.7 years
57.54 %
9h
35.8 mm
6:00am 13/06/2026
3:00pm 13/06/2026
1 in 1.9 years
53.81 %
12h
37.0 mm
5:30am 13/06/2026
5:30pm 13/06/2026
1 in 1.5 years
67.5 %
18h
38.4 mm
2:30am 13/06/2026
8:30pm 13/06/2026
1 in 1.2 years
86.68 %
24h
39.0 mm
10:45pm 12/06/2026
10:45pm 13/06/2026
1 in 1.1 years
95.12 %
30h
39.0 mm
4:45pm 12/06/2026
10:45pm 13/06/2026
1 in 1.0 years
98.35 %
36h
39.0 mm
10:45am 12/06/2026
10:45pm 13/06/2026
1 in 1.0 years
99.35 %
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
