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Light mode10:00pm 12/06/2026 to 10:00pm 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
1.6 mm
10:00am 13/06/2026
10:15am 13/06/2026
1 in 1 years
100.0 %
30m
2.8 mm
8:30am 13/06/2026
9:00am 13/06/2026
1 in 1 years
100.0 %
45m
4.0 mm
8:00am 13/06/2026
8:45am 13/06/2026
1 in 1 years
100.0 %
60m
5.4 mm
8:00am 13/06/2026
9:00am 13/06/2026
1 in 1 years
100.0 %
90m
7.6 mm
7:30am 13/06/2026
9:00am 13/06/2026
1 in 1 years
100.0 %
120m
9.0 mm
7:15am 13/06/2026
9:15am 13/06/2026
1 in 1 years
100.0 %
3h
12.8 mm
7:30am 13/06/2026
10:30am 13/06/2026
1 in 1.0 years
98.93 %
4h
17.2 mm
6:00am 13/06/2026
10:30am 13/06/2026
1 in 1.0 years
96.19 %
6h
20.8 mm
5:45am 13/06/2026
11:45am 13/06/2026
1 in 1.1 years
92.06 %
9h
21.4 mm
5:30am 13/06/2026
2:30pm 13/06/2026
1 in 1.0 years
97.45 %
12h
21.6 mm
12:30am 13/06/2026
12:30pm 13/06/2026
1 in 1.0 years
98.84 %
18h
22.0 mm
11:15pm 12/06/2026
5:15pm 13/06/2026
1 in 1.0 years
99.81 %
24h
22.0 mm
11:15pm 12/06/2026
11:15pm 13/06/2026
1 in 1 years
100.0 %
30h
22.0 mm
11:15pm 12/06/2026
5:15am 14/06/2026
1 in 1 years
100.0 %
36h
22.0 mm
11:15pm 12/06/2026
11:15am 14/06/2026
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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