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Light mode 3:50am 24/05/2026 to 3:50am 26/05/2026
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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
9.2 mm
3:10am 26/05/2026
3:20am 26/05/2026
1 in 1.3 years
78.86 %
15m
0.0 mm
7:12am 25/05/2026
7:27am 25/05/2026
1 in 1 years
100.0 %
20m
15.6 mm
3:10am 26/05/2026
3:30am 26/05/2026
1 in 1.6 years
62.55 %
30m
21.0 mm
3:10am 26/05/2026
3:40am 26/05/2026
1 in 2.0 years
51.19 %
60m
34.8 mm
2:50am 26/05/2026
3:50am 26/05/2026
1 in 3.3 years
30.09 %
90m
36.8 mm
2:20am 26/05/2026
3:50am 26/05/2026
1 in 2.5 years
40.1 %
120m
39.2 mm
1:50am 26/05/2026
3:50am 26/05/2026
1 in 2.2 years
46.03 %
3h
40.4 mm
12:50am 26/05/2026
3:50am 26/05/2026
1 in 1.7 years
60.61 %
4h
40.6 mm
11:20pm 25/05/2026
3:50am 26/05/2026
1 in 1.3 years
75.04 %
6h
45.2 mm
9:50pm 25/05/2026
3:50am 26/05/2026
1 in 1.3 years
77.45 %
9h
53.2 mm
6:50pm 25/05/2026
3:50am 26/05/2026
1 in 1.2 years
80.33 %
12h
53.2 mm
3:50pm 25/05/2026
3:50am 26/05/2026
1 in 1.1 years
89.48 %
18h
53.2 mm
9:50am 25/05/2026
3:50am 26/05/2026
1 in 1.0 years
96.31 %
24h
56.4 mm
3:50am 25/05/2026
3:50am 26/05/2026
1 in 1.0 years
97.69 %
30h
58.4 mm
9:50pm 24/05/2026
3:50am 26/05/2026
1 in 1.0 years
98.37 %
36h
58.4 mm
3:50pm 24/05/2026
3:50am 26/05/2026
1 in 1.0 years
98.8 %
48h
58.4 mm
3:50am 24/05/2026
3:50am 26/05/2026
1 in 1.0 years
99.39 %
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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