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Light mode12:20am 14/06/2026 to 12:20am 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
2.4 mm
1:40pm 15/06/2026
1:50pm 15/06/2026
1 in 1 years
100.0 %
20m
3.4 mm
8:20am 14/06/2026
8:40am 14/06/2026
1 in 1 years
100.0 %
30m
5.0 mm
8:10am 14/06/2026
8:40am 14/06/2026
1 in 1 years
100.0 %
60m
8.2 mm
8:20am 14/06/2026
9:20am 14/06/2026
1 in 1.0 years
99.55 %
90m
12.0 mm
8:10am 14/06/2026
9:40am 14/06/2026
1 in 1.0 years
95.52 %
120m
13.8 mm
8:00am 14/06/2026
10:00am 14/06/2026
1 in 1.1 years
93.97 %
3h
15.0 mm
7:40am 14/06/2026
10:40am 14/06/2026
1 in 1.0 years
97.0 %
4h
15.0 mm
7:40am 14/06/2026
12:10pm 14/06/2026
1 in 1.0 years
99.4 %
6h
15.8 mm
7:40am 14/06/2026
1:40pm 14/06/2026
1 in 1.0 years
99.8 %
9h
16.6 mm
5:40am 14/06/2026
2:40pm 14/06/2026
1 in 1 years
100.0 %
12h
16.6 mm
2:40am 14/06/2026
2:40pm 14/06/2026
1 in 1 years
100.0 %
18h
18.2 mm
4:40am 14/06/2026
10:40pm 14/06/2026
1 in 1 years
100.0 %
24h
19.0 mm
5:00am 14/06/2026
5:00am 15/06/2026
1 in 1 years
100.0 %
30h
21.6 mm
8:00am 14/06/2026
2:00pm 15/06/2026
1 in 1 years
100.0 %
36h
22.2 mm
2:10am 14/06/2026
2:10pm 15/06/2026
1 in 1 years
100.0 %
48h
22.4 mm
12:20am 14/06/2026
12:20am 16/06/2026
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.
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