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Light mode 3:50pm 19/06/2026 to 3:50pm 21/06/2026
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
20m
0.0 mm
3:50pm 19/06/2026
4:10pm 19/06/2026
1 in 1 years
100.0 %
30m
0.8 mm
9:50pm 19/06/2026
10:20pm 19/06/2026
1 in 1 years
100.0 %
60m
1.4 mm
9:20pm 19/06/2026
10:20pm 19/06/2026
1 in 1 years
100.0 %
90m
1.8 mm
8:50pm 19/06/2026
10:20pm 19/06/2026
1 in 1 years
100.0 %
120m
2.0 mm
8:20pm 19/06/2026
10:20pm 19/06/2026
1 in 1 years
100.0 %
3h
2.4 mm
9:50pm 19/06/2026
12:50am 20/06/2026
1 in 1 years
100.0 %
4h
3.6 mm
8:50pm 19/06/2026
1:20am 20/06/2026
1 in 1 years
100.0 %
6h
4.2 mm
7:50pm 19/06/2026
1:50am 20/06/2026
1 in 1 years
100.0 %
9h
4.8 mm
7:20pm 19/06/2026
4:20am 20/06/2026
1 in 1 years
100.0 %
12h
5.2 mm
7:50pm 19/06/2026
7:50am 20/06/2026
1 in 1 years
100.0 %
18h
5.2 mm
10:50am 20/06/2026
4:50am 21/06/2026
1 in 1 years
100.0 %
24h
2.4 mm
8:50pm 19/06/2026
8:50pm 20/06/2026
1 in 1 years
100.0 %
30h
4.0 mm
7:20pm 19/06/2026
1:20am 21/06/2026
1 in 1 years
100.0 %
36h
5.4 mm
7:20pm 19/06/2026
7:20am 21/06/2026
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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