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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
7.2 mm
6:45am 12/06/2026
7:00am 12/06/2026
1 in 1.0 years
98.34 %
30m
9.6 mm
6:30am 12/06/2026
7:00am 12/06/2026
1 in 1.0 years
98.52 %
45m
11.6 mm
6:30am 12/06/2026
7:15am 12/06/2026
1 in 1.0 years
98.31 %
60m
12.8 mm
6:15am 12/06/2026
7:15am 12/06/2026
1 in 1.0 years
98.27 %
90m
15.2 mm
5:45am 12/06/2026
7:15am 12/06/2026
1 in 1.0 years
97.44 %
120m
16.0 mm
5:30am 12/06/2026
7:30am 12/06/2026
1 in 1.0 years
97.59 %
3h
16.6 mm
4:30am 12/06/2026
7:30am 12/06/2026
1 in 1.0 years
98.19 %
4h
16.6 mm
3:30am 12/06/2026
8:00am 12/06/2026
1 in 1.0 years
98.49 %
6h
17.2 mm
4:00am 12/06/2026
10:00am 12/06/2026
1 in 1.0 years
98.56 %
9h
17.2 mm
1:00am 12/06/2026
10:00am 12/06/2026
1 in 1.0 years
98.85 %
12h
17.4 mm
3:30am 12/06/2026
3:30pm 12/06/2026
1 in 1.0 years
99.0 %
24h
17.4 mm
4:30am 12/06/2026
4:30am 13/06/2026
1 in 1.0 years
99.45 %
30h
17.6 mm
12:15am 12/06/2026
6:15am 13/06/2026
1 in 1.0 years
99.54 %
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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