Dark mode
Light mode 3:30am 26/05/2026 to 3:30am 28/05/2026
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
5.0 mm
4:30pm 27/05/2026
4:45pm 27/05/2026
1 in 1 years
100.0 %
30m
7.0 mm
4:15pm 27/05/2026
4:45pm 27/05/2026
1 in 1 years
100.0 %
45m
8.0 mm
4:30pm 27/05/2026
5:15pm 27/05/2026
1 in 1 years
100.0 %
60m
10.0 mm
4:15pm 27/05/2026
5:15pm 27/05/2026
1 in 1 years
100.0 %
90m
11.0 mm
3:45pm 27/05/2026
5:15pm 27/05/2026
1 in 1 years
100.0 %
120m
12.0 mm
3:30pm 27/05/2026
5:30pm 27/05/2026
1 in 1 years
100.0 %
3h
14.0 mm
3:30pm 27/05/2026
6:30pm 27/05/2026
1 in 1 years
100.0 %
4h
14.0 mm
2:00pm 27/05/2026
6:30pm 27/05/2026
1 in 1 years
100.0 %
6h
14.0 mm
12:30pm 27/05/2026
6:30pm 27/05/2026
1 in 1 years
100.0 %
9h
14.0 mm
9:30am 27/05/2026
6:30pm 27/05/2026
1 in 1 years
100.0 %
12h
14.0 mm
6:30am 27/05/2026
6:30pm 27/05/2026
1 in 1 years
100.0 %
18h
14.0 mm
12:30am 27/05/2026
6:30pm 27/05/2026
1 in 1 years
100.0 %
24h
19.0 mm
6:30pm 26/05/2026
6:30pm 27/05/2026
1 in 1 years
100.0 %
30h
21.0 mm
12:30pm 26/05/2026
6:30pm 27/05/2026
1 in 1 years
100.0 %
36h
21.0 mm
6:30am 26/05/2026
6:30pm 27/05/2026
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
