Dark mode
Light mode 9:40pm 10/07/2026 to 9:40pm 12/07/2026
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
2.6 mm
10:50am 11/07/2026
11:00am 11/07/2026
1 in 1 years
100.0 %
20m
4.2 mm
10:40am 11/07/2026
11:00am 11/07/2026
1 in 1.0 years
99.87 %
30m
5.4 mm
10:30am 11/07/2026
11:00am 11/07/2026
1 in 1.0 years
99.35 %
60m
7.4 mm
10:00am 11/07/2026
11:00am 11/07/2026
1 in 1.0 years
98.77 %
90m
8.0 mm
9:30am 11/07/2026
11:00am 11/07/2026
1 in 1.0 years
99.44 %
120m
8.6 mm
9:00am 11/07/2026
11:00am 11/07/2026
1 in 1.0 years
99.72 %
3h
8.6 mm
8:00am 11/07/2026
11:00am 11/07/2026
1 in 1 years
100.0 %
4h
9.4 mm
9:50am 11/07/2026
2:20pm 11/07/2026
1 in 1 years
100.0 %
6h
10.2 mm
8:20am 11/07/2026
2:20pm 11/07/2026
1 in 1 years
100.0 %
9h
10.4 mm
8:30am 11/07/2026
5:30pm 11/07/2026
1 in 1 years
100.0 %
12h
11.6 mm
7:30am 11/07/2026
7:30pm 11/07/2026
1 in 1 years
100.0 %
18h
12.2 mm
4:20am 11/07/2026
10:20pm 11/07/2026
1 in 1 years
100.0 %
24h
13.0 mm
8:30am 11/07/2026
8:30am 12/07/2026
1 in 1 years
100.0 %
30h
13.8 mm
7:50am 11/07/2026
1:50pm 12/07/2026
1 in 1 years
100.0 %
36h
14.4 mm
3:50am 11/07/2026
3:50pm 12/07/2026
1 in 1 years
100.0 %
48h
14.6 mm
9:40pm 10/07/2026
9:40pm 12/07/2026
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
