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Light mode 5:00am 09/06/2026 to 5:00am 11/06/2026
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
3.0 mm
11:45pm 10/06/2026
12:00am 11/06/2026
1 in 1 years
100.0 %
30m
5.0 mm
1:45am 11/06/2026
2:15am 11/06/2026
1 in 1 years
100.0 %
45m
6.0 mm
11:45pm 10/06/2026
12:30am 11/06/2026
1 in 1 years
100.0 %
60m
8.0 mm
1:00am 11/06/2026
2:00am 11/06/2026
1 in 1 years
100.0 %
90m
10.0 mm
12:45am 11/06/2026
2:15am 11/06/2026
1 in 1 years
100.0 %
120m
12.0 mm
12:15am 11/06/2026
2:15am 11/06/2026
1 in 1 years
100.0 %
3h
18.0 mm
11:15pm 10/06/2026
2:15am 11/06/2026
1 in 1 years
100.0 %
4h
25.0 mm
11:15pm 10/06/2026
3:45am 11/06/2026
1 in 1.0 years
99.83 %
6h
30.0 mm
10:00pm 10/06/2026
4:00am 11/06/2026
1 in 1.0 years
99.55 %
9h
31.0 mm
7:15pm 10/06/2026
4:15am 11/06/2026
1 in 1.0 years
99.88 %
12h
31.0 mm
4:15pm 10/06/2026
4:15am 11/06/2026
1 in 1 years
100.0 %
18h
31.0 mm
10:15am 10/06/2026
4:15am 11/06/2026
1 in 1 years
100.0 %
24h
31.0 mm
4:15am 10/06/2026
4:15am 11/06/2026
1 in 1 years
100.0 %
30h
31.0 mm
10:15pm 09/06/2026
4:15am 11/06/2026
1 in 1 years
100.0 %
36h
34.0 mm
4:15pm 09/06/2026
4:15am 11/06/2026
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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