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Light mode12:00am 12/06/2026 to 12:00am 14/06/2026
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
15m
5.0 mm
1:15am 12/06/2026
1:30am 12/06/2026
1 in 1.1 years
89.74 %
30m
7.2 mm
11:30am 12/06/2026
12:00pm 12/06/2026
1 in 1.1 years
88.47 %
45m
7.2 mm
11:15am 12/06/2026
12:00pm 12/06/2026
1 in 1.1 years
93.85 %
60m
7.2 mm
11:00am 12/06/2026
12:00pm 12/06/2026
1 in 1.0 years
96.08 %
90m
12.2 mm
11:15am 12/06/2026
12:45pm 12/06/2026
1 in 1.2 years
82.14 %
120m
12.2 mm
10:45am 12/06/2026
12:45pm 12/06/2026
1 in 1.1 years
87.75 %
3h
12.2 mm
9:45am 12/06/2026
12:45pm 12/06/2026
1 in 1.1 years
92.1 %
4h
14.0 mm
8:15am 12/06/2026
12:45pm 12/06/2026
1 in 1.1 years
91.5 %
6h
14.0 mm
7:00am 12/06/2026
1:00pm 12/06/2026
1 in 1.1 years
94.31 %
9h
15.6 mm
6:00am 12/06/2026
3:00pm 12/06/2026
1 in 1.1 years
94.6 %
12h
22.4 mm
1:15am 12/06/2026
1:15pm 12/06/2026
1 in 1.2 years
84.88 %
18h
24.0 mm
1:15am 12/06/2026
7:15pm 12/06/2026
1 in 1.2 years
86.82 %
24h
24.0 mm
1:15am 12/06/2026
1:15am 13/06/2026
1 in 1.1 years
88.77 %
30h
24.0 mm
1:15am 12/06/2026
7:15am 13/06/2026
1 in 1.1 years
90.03 %
36h
24.2 mm
1:15am 12/06/2026
1:15pm 13/06/2026
1 in 1.1 years
90.75 %
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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