Dark mode
Light mode12:00am 14/06/2026 to 12:00am 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
60m
8.0 mm
5:00pm 14/06/2026
6:00pm 14/06/2026
1 in 1.0 years
99.89 %
120m
12.4 mm
4:00pm 14/06/2026
6:00pm 14/06/2026
1 in 1.0 years
98.59 %
3h
13.2 mm
4:00pm 14/06/2026
7:00pm 14/06/2026
1 in 1.0 years
99.26 %
6h
14.6 mm
4:00pm 14/06/2026
10:00pm 14/06/2026
1 in 1.0 years
99.91 %
9h
14.8 mm
4:00pm 14/06/2026
1:00am 15/06/2026
1 in 1 years
100.0 %
12h
19.8 mm
4:00pm 14/06/2026
4:00am 15/06/2026
1 in 1.0 years
99.75 %
18h
25.2 mm
4:00pm 14/06/2026
10:00am 15/06/2026
1 in 1.0 years
98.81 %
24h
25.2 mm
10:00am 14/06/2026
10:00am 15/06/2026
1 in 1.0 years
99.68 %
30h
25.2 mm
4:00am 14/06/2026
10:00am 15/06/2026
1 in 1.0 years
99.89 %
36h
25.2 mm
1:00am 14/06/2026
1:00pm 15/06/2026
1 in 1 years
100.0 %
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
