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Light mode12:30am 14/06/2026 to 12:30am 16/06/2026
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
10m
4.6 mm
1:40pm 14/06/2026
1:50pm 14/06/2026
1 in 1.0 years
99.9 %
20m
5.4 mm
1:40pm 14/06/2026
2:00pm 14/06/2026
1 in 1 years
100.0 %
30m
6.0 mm
1:30pm 14/06/2026
2:00pm 14/06/2026
1 in 1 years
100.0 %
60m
7.6 mm
3:30pm 14/06/2026
4:30pm 14/06/2026
1 in 1 years
100.0 %
90m
9.8 mm
3:20pm 14/06/2026
4:50pm 14/06/2026
1 in 1 years
100.0 %
120m
10.2 mm
1:40pm 14/06/2026
3:40pm 14/06/2026
1 in 1 years
100.0 %
3h
16.2 mm
1:30pm 14/06/2026
4:30pm 14/06/2026
1 in 1.0 years
98.81 %
4h
19.0 mm
12:20pm 14/06/2026
4:50pm 14/06/2026
1 in 1.0 years
98.54 %
6h
19.4 mm
11:30am 14/06/2026
5:30pm 14/06/2026
1 in 1.0 years
99.17 %
9h
19.4 mm
8:30am 14/06/2026
5:30pm 14/06/2026
1 in 1.0 years
99.87 %
12h
19.4 mm
5:30am 14/06/2026
5:30pm 14/06/2026
1 in 1 years
100.0 %
18h
20.2 mm
10:50am 14/06/2026
4:50am 15/06/2026
1 in 1 years
100.0 %
24h
20.6 mm
7:30am 14/06/2026
7:30am 15/06/2026
1 in 1 years
100.0 %
30h
20.8 mm
8:00am 14/06/2026
2:00pm 15/06/2026
1 in 1 years
100.0 %
36h
20.8 mm
2:00am 14/06/2026
2:00pm 15/06/2026
1 in 1 years
100.0 %
48h
20.8 mm
12:30am 14/06/2026
12:30am 16/06/2026
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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