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Light mode 8:30pm 15/06/2026 to 8:30pm 17/06/2026
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
1.0 mm
10:20am 17/06/2026
10:30am 17/06/2026
1 in 1 years
100.0 %
20m
1.6 mm
1:30pm 17/06/2026
1:50pm 17/06/2026
1 in 1 years
100.0 %
30m
2.0 mm
1:20pm 17/06/2026
1:50pm 17/06/2026
1 in 1 years
100.0 %
60m
3.6 mm
12:50pm 17/06/2026
1:50pm 17/06/2026
1 in 1 years
100.0 %
90m
5.0 mm
12:30pm 17/06/2026
2:00pm 17/06/2026
1 in 1.0 years
99.91 %
120m
6.0 mm
12:00pm 17/06/2026
2:00pm 17/06/2026
1 in 1.0 years
99.77 %
3h
8.4 mm
11:00am 17/06/2026
2:00pm 17/06/2026
1 in 1.0 years
98.45 %
4h
11.2 mm
11:40am 17/06/2026
4:10pm 17/06/2026
1 in 1.0 years
95.55 %
6h
15.0 mm
10:10am 17/06/2026
4:10pm 17/06/2026
1 in 1.2 years
86.74 %
9h
16.0 mm
7:40am 17/06/2026
4:40pm 17/06/2026
1 in 1.1 years
88.7 %
12h
16.2 mm
8:30am 17/06/2026
8:30pm 17/06/2026
1 in 1.1 years
90.93 %
18h
16.4 mm
10:10pm 16/06/2026
4:10pm 17/06/2026
1 in 1.1 years
93.99 %
24h
17.6 mm
8:30pm 16/06/2026
8:30pm 17/06/2026
1 in 1.1 years
93.13 %
30h
17.6 mm
2:30pm 16/06/2026
8:30pm 17/06/2026
1 in 1.1 years
94.55 %
36h
17.8 mm
4:40am 16/06/2026
4:40pm 17/06/2026
1 in 1.1 years
95.02 %
48h
19.0 mm
8:30pm 15/06/2026
8:30pm 17/06/2026
1 in 1.1 years
93.76 %
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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