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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
3.8 mm
12:30pm 15/06/2026
12:40pm 15/06/2026
1 in 1.2 years
82.69 %
20m
5.0 mm
12:20pm 15/06/2026
12:40pm 15/06/2026
1 in 1.2 years
84.56 %
30m
5.6 mm
12:20pm 15/06/2026
12:50pm 15/06/2026
1 in 1.1 years
87.12 %
60m
6.0 mm
12:00pm 15/06/2026
1:00pm 15/06/2026
1 in 1.1 years
94.0 %
90m
6.0 mm
11:30am 15/06/2026
1:00pm 15/06/2026
1 in 1.0 years
97.04 %
120m
6.2 mm
10:40am 15/06/2026
12:40pm 15/06/2026
1 in 1.0 years
98.14 %
3h
7.0 mm
10:00am 15/06/2026
1:00pm 15/06/2026
1 in 1.0 years
98.19 %
4h
7.0 mm
8:30am 15/06/2026
1:00pm 15/06/2026
1 in 1.0 years
98.83 %
6h
7.0 mm
7:00am 15/06/2026
1:00pm 15/06/2026
1 in 1.0 years
99.24 %
9h
10.8 mm
4:00am 15/06/2026
1:00pm 15/06/2026
1 in 1.0 years
95.95 %
12h
10.8 mm
1:00am 15/06/2026
1:00pm 15/06/2026
1 in 1.0 years
97.15 %
18h
10.8 mm
7:00pm 14/06/2026
1:00pm 15/06/2026
1 in 1.0 years
98.3 %
24h
10.8 mm
1:00pm 14/06/2026
1:00pm 15/06/2026
1 in 1.0 years
98.55 %
30h
10.8 mm
7:00am 14/06/2026
1:00pm 15/06/2026
1 in 1.0 years
98.7 %
36h
10.8 mm
1:00am 14/06/2026
1:00pm 15/06/2026
1 in 1.0 years
98.81 %
48h
10.8 mm
12:20am 14/06/2026
12:20am 16/06/2026
1 in 1.0 years
98.95 %
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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