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Light mode 9:40am 10/07/2026 to 9:40am 12/07/2026
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
1.8 mm
12:40am 12/07/2026
12:50am 12/07/2026
1 in 1 years
100.0 %
20m
3.6 mm
12:40am 12/07/2026
1:00am 12/07/2026
1 in 1 years
100.0 %
30m
4.8 mm
12:30am 12/07/2026
1:00am 12/07/2026
1 in 1.0 years
99.86 %
60m
6.4 mm
12:20am 12/07/2026
1:20am 12/07/2026
1 in 1.0 years
99.87 %
90m
6.8 mm
12:00am 12/07/2026
1:30am 12/07/2026
1 in 1 years
100.0 %
120m
7.4 mm
12:00am 12/07/2026
2:00am 12/07/2026
1 in 1 years
100.0 %
3h
7.4 mm
11:00pm 11/07/2026
2:00am 12/07/2026
1 in 1 years
100.0 %
4h
7.6 mm
9:30pm 11/07/2026
2:00am 12/07/2026
1 in 1 years
100.0 %
6h
7.8 mm
8:00pm 11/07/2026
2:00am 12/07/2026
1 in 1 years
100.0 %
9h
7.8 mm
5:00pm 11/07/2026
2:00am 12/07/2026
1 in 1 years
100.0 %
12h
7.8 mm
2:00pm 11/07/2026
2:00am 12/07/2026
1 in 1 years
100.0 %
18h
7.8 mm
8:00am 11/07/2026
2:00am 12/07/2026
1 in 1 years
100.0 %
24h
7.8 mm
2:00am 11/07/2026
2:00am 12/07/2026
1 in 1 years
100.0 %
30h
7.8 mm
8:00pm 10/07/2026
2:00am 12/07/2026
1 in 1 years
100.0 %
36h
7.8 mm
2:00pm 10/07/2026
2:00am 12/07/2026
1 in 1 years
100.0 %
48h
7.8 mm
9:40am 10/07/2026
9:40am 12/07/2026
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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