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Light mode 4:45am 19/06/2026 to 4:45am 21/06/2026
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
2.4 mm
2:15pm 20/06/2026
2:30pm 20/06/2026
1 in 1 years
100.0 %
30m
3.6 mm
2:15pm 20/06/2026
2:45pm 20/06/2026
1 in 1 years
100.0 %
45m
3.8 mm
2:15pm 20/06/2026
3:00pm 20/06/2026
1 in 1 years
100.0 %
60m
4.4 mm
2:15pm 20/06/2026
3:15pm 20/06/2026
1 in 1 years
100.0 %
90m
5.0 mm
9:00pm 20/06/2026
10:30pm 20/06/2026
1 in 1 years
100.0 %
120m
6.4 mm
9:00pm 20/06/2026
11:00pm 20/06/2026
1 in 1 years
100.0 %
3h
9.0 mm
8:45pm 20/06/2026
11:45pm 20/06/2026
1 in 1 years
100.0 %
4h
11.4 mm
8:30pm 20/06/2026
1:00am 21/06/2026
1 in 1 years
100.0 %
6h
14.0 mm
8:15pm 20/06/2026
2:15am 21/06/2026
1 in 1 years
100.0 %
9h
16.6 mm
7:45pm 20/06/2026
4:45am 21/06/2026
1 in 1 years
100.0 %
12h
20.6 mm
2:15pm 20/06/2026
2:15am 21/06/2026
1 in 1 years
100.0 %
18h
23.8 mm
10:45am 20/06/2026
4:45am 21/06/2026
1 in 1 years
100.0 %
24h
23.8 mm
4:45am 20/06/2026
4:45am 21/06/2026
1 in 1 years
100.0 %
30h
23.8 mm
10:30pm 19/06/2026
4:30am 21/06/2026
1 in 1 years
100.0 %
36h
24.0 mm
4:45pm 19/06/2026
4:45am 21/06/2026
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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