12:30am 12/05/2026 to 12:30am 14/05/2026
Maximum observed rainfall by duration, estimated return period and AEP
Duration
Rainfall
Start
End
Years
AEP
15m
3.0 mm
7:15pm 12/05/2026
7:30pm 12/05/2026
1 in 1 years
100.0 %
30m
4.0 mm
6:15am 13/05/2026
6:45am 13/05/2026
1 in 1 years
100.0 %
45m
5.0 mm
6:00am 13/05/2026
6:45am 13/05/2026
1 in 1 years
100.0 %
60m
7.0 mm
5:45am 13/05/2026
6:45am 13/05/2026
1 in 1 years
100.0 %
90m
8.0 mm
5:15am 13/05/2026
6:45am 13/05/2026
1 in 1 years
100.0 %
120m
8.0 mm
4:45am 13/05/2026
6:45am 13/05/2026
1 in 1 years
100.0 %
3h
8.0 mm
3:45am 13/05/2026
6:45am 13/05/2026
1 in 1 years
100.0 %
4h
10.0 mm
5:15am 13/05/2026
9:45am 13/05/2026
1 in 1 years
100.0 %
6h
10.0 mm
3:45am 13/05/2026
9:45am 13/05/2026
1 in 1 years
100.0 %
9h
10.0 mm
12:45am 13/05/2026
9:45am 13/05/2026
1 in 1 years
100.0 %
12h
11.0 mm
6:45pm 12/05/2026
6:45am 13/05/2026
1 in 1 years
100.0 %
18h
15.0 mm
12:45pm 12/05/2026
6:45am 13/05/2026
1 in 1 years
100.0 %
24h
18.0 mm
6:45am 12/05/2026
6:45am 13/05/2026
1 in 1 years
100.0 %
30h
20.0 mm
3:45am 12/05/2026
9:45am 13/05/2026
1 in 1 years
100.0 %
36h
20.0 mm
12:45am 12/05/2026
12:45pm 13/05/2026
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.

