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Light mode11:00am 12/07/2026 to 11:00am 14/07/2026
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
15m
2.6 mm
6:45am 14/07/2026
7:00am 14/07/2026
1 in 1 years
100.0 %
30m
4.6 mm
6:30am 14/07/2026
7:00am 14/07/2026
1 in 1 years
100.0 %
45m
6.2 mm
6:15am 14/07/2026
7:00am 14/07/2026
1 in 1 years
100.0 %
60m
8.2 mm
6:00am 14/07/2026
7:00am 14/07/2026
1 in 1.0 years
99.81 %
90m
11.6 mm
5:30am 14/07/2026
7:00am 14/07/2026
1 in 1.0 years
98.43 %
120m
13.0 mm
5:15am 14/07/2026
7:15am 14/07/2026
1 in 1.0 years
98.72 %
3h
17.0 mm
5:30am 14/07/2026
8:30am 14/07/2026
1 in 1.0 years
97.8 %
4h
18.4 mm
4:45am 14/07/2026
9:15am 14/07/2026
1 in 1.0 years
99.29 %
6h
19.6 mm
3:15am 14/07/2026
9:15am 14/07/2026
1 in 1.0 years
99.83 %
9h
23.6 mm
12:15am 14/07/2026
9:15am 14/07/2026
1 in 1.0 years
99.84 %
12h
26.2 mm
9:15pm 13/07/2026
9:15am 14/07/2026
1 in 1.0 years
99.89 %
18h
33.2 mm
2:45pm 13/07/2026
8:45am 14/07/2026
1 in 1.0 years
99.64 %
24h
39.6 mm
9:15am 13/07/2026
9:15am 14/07/2026
1 in 1.0 years
99.03 %
30h
41.0 mm
3:15am 13/07/2026
9:15am 14/07/2026
1 in 1.0 years
99.47 %
36h
43.8 mm
9:00pm 12/07/2026
9:00am 14/07/2026
1 in 1.0 years
99.46 %
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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