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Light mode 2:15pm 17/05/2026 to 2:15pm 19/05/2026
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Observations for this analysis :
Maximum observed rainfall by duration, estimated return period and AEP
Duration
Rainfall
Start
End
Years
AEP
15m
7.0 mm
12:00pm 18/05/2026
12:15pm 18/05/2026
1 in 1.0 years
99.79 %
30m
12.0 mm
11:45am 18/05/2026
12:15pm 18/05/2026
1 in 1.0 years
98.63 %
45m
15.0 mm
11:45am 18/05/2026
12:30pm 18/05/2026
1 in 1.0 years
98.03 %
60m
18.0 mm
11:45am 18/05/2026
12:45pm 18/05/2026
1 in 1.0 years
96.12 %
90m
23.0 mm
11:30am 18/05/2026
1:00pm 18/05/2026
1 in 1.1 years
91.27 %
120m
29.0 mm
11:30am 18/05/2026
1:30pm 18/05/2026
1 in 1.2 years
81.07 %
3h
35.0 mm
10:45am 18/05/2026
1:45pm 18/05/2026
1 in 1.4 years
73.44 %
4h
47.0 mm
11:00am 18/05/2026
3:30pm 18/05/2026
1 in 1.8 years
57.03 %
6h
54.0 mm
9:30am 18/05/2026
3:30pm 18/05/2026
1 in 1.9 years
51.92 %
9h
67.0 mm
9:00am 18/05/2026
6:00pm 18/05/2026
1 in 2.3 years
43.99 %
12h
77.0 mm
6:00am 18/05/2026
6:00pm 18/05/2026
1 in 2.4 years
40.88 %
18h
87.0 mm
4:15am 18/05/2026
10:15pm 18/05/2026
1 in 2.2 years
44.68 %
24h
89.0 mm
10:15pm 17/05/2026
10:15pm 18/05/2026
1 in 1.8 years
54.08 %
30h
89.0 mm
4:15pm 17/05/2026
10:15pm 18/05/2026
1 in 1.6 years
62.74 %
36h
94.0 mm
12:45am 18/05/2026
12:45pm 19/05/2026
1 in 1.6 years
63.94 %
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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