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1:40am 07/05/2026 to 1:40am 09/05/2026
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
10m
0.2 mm
1:10am 08/05/2026
1:20am 08/05/2026
1 in 1 years
100.0 %
20m
0.2 mm
1:00am 08/05/2026
1:20am 08/05/2026
1 in 1 years
100.0 %
30m
0.2 mm
12:50am 08/05/2026
1:20am 08/05/2026
1 in 1 years
100.0 %
60m
0.2 mm
12:20am 08/05/2026
1:20am 08/05/2026
1 in 1 years
100.0 %
90m
0.4 mm
10:10am 08/05/2026
11:40am 08/05/2026
1 in 1 years
100.0 %
120m
0.4 mm
9:40am 08/05/2026
11:40am 08/05/2026
1 in 1 years
100.0 %
3h
0.4 mm
7:20am 08/05/2026
10:20am 08/05/2026
1 in 1 years
100.0 %
4h
0.6 mm
8:00am 08/05/2026
12:30pm 08/05/2026
1 in 1 years
100.0 %
6h
0.6 mm
8:00am 08/05/2026
2:00pm 08/05/2026
1 in 1 years
100.0 %
9h
0.6 mm
8:00am 08/05/2026
5:00pm 08/05/2026
1 in 1 years
100.0 %
12h
0.8 mm
11:40pm 07/05/2026
11:40am 08/05/2026
1 in 1 years
100.0 %
18h
1.0 mm
4:20am 08/05/2026
10:20pm 08/05/2026
1 in 1 years
100.0 %
24h
1.2 mm
10:20pm 07/05/2026
10:20pm 08/05/2026
1 in 1 years
100.0 %
30h
1.2 mm
4:20pm 07/05/2026
10:20pm 08/05/2026
1 in 1 years
100.0 %
36h
1.2 mm
10:20am 07/05/2026
10:20pm 08/05/2026
1 in 1 years
100.0 %
48h
1.2 mm
1:40am 07/05/2026
1:40am 09/05/2026
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.
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