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Light mode11:40am 14/05/2026 to 11:40am 16/05/2026
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Observations for this analysis :
Maximum observed rainfall by duration, estimated return period and AEP
Duration
Rainfall
Start
End
Years
AEP
10m
2.8 mm
7:40am 16/05/2026
7:50am 16/05/2026
1 in 1.0 years
95.76 %
20m
5.2 mm
7:30am 16/05/2026
7:50am 16/05/2026
1 in 1.1 years
88.01 %
30m
7.0 mm
7:20am 16/05/2026
7:50am 16/05/2026
1 in 1.2 years
81.51 %
60m
10.2 mm
7:20am 16/05/2026
8:20am 16/05/2026
1 in 1.4 years
73.08 %
90m
13.0 mm
6:50am 16/05/2026
8:20am 16/05/2026
1 in 1.5 years
66.28 %
120m
14.2 mm
6:30am 16/05/2026
8:30am 16/05/2026
1 in 1.5 years
65.71 %
3h
16.2 mm
6:50am 16/05/2026
9:50am 16/05/2026
1 in 1.6 years
64.48 %
4h
18.2 mm
6:10am 16/05/2026
10:40am 16/05/2026
1 in 1.6 years
63.79 %
6h
18.2 mm
4:40am 16/05/2026
10:40am 16/05/2026
1 in 1.5 years
67.81 %
9h
18.2 mm
1:40am 16/05/2026
10:40am 16/05/2026
1 in 1.4 years
74.02 %
12h
18.2 mm
10:40pm 15/05/2026
10:40am 16/05/2026
1 in 1.3 years
78.56 %
18h
18.2 mm
4:40pm 15/05/2026
10:40am 16/05/2026
1 in 1.2 years
84.54 %
24h
18.2 mm
10:40am 15/05/2026
10:40am 16/05/2026
1 in 1.1 years
87.39 %
30h
18.2 mm
4:40am 15/05/2026
10:40am 16/05/2026
1 in 1.1 years
88.43 %
36h
18.2 mm
10:40pm 14/05/2026
10:40am 16/05/2026
1 in 1.1 years
89.28 %
48h
18.2 mm
11:40am 14/05/2026
11:40am 16/05/2026
1 in 1.1 years
90.25 %
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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