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Light mode12:45pm 19/06/2026 to 12:45pm 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
15m
1.0 mm
2:45pm 19/06/2026
3:00pm 19/06/2026
1 in 1 years
100.0 %
30m
2.0 mm
3:45pm 19/06/2026
4:15pm 19/06/2026
1 in 1 years
100.0 %
45m
2.0 mm
2:45pm 19/06/2026
3:30pm 19/06/2026
1 in 1 years
100.0 %
60m
3.0 mm
3:15pm 19/06/2026
4:15pm 19/06/2026
1 in 1 years
100.0 %
90m
4.0 mm
2:45pm 19/06/2026
4:15pm 19/06/2026
1 in 1 years
100.0 %
120m
4.0 mm
2:15pm 19/06/2026
4:15pm 19/06/2026
1 in 1 years
100.0 %
3h
4.0 mm
1:15pm 19/06/2026
4:15pm 19/06/2026
1 in 1 years
100.0 %
4h
4.0 mm
1:00pm 19/06/2026
5:30pm 19/06/2026
1 in 1 years
100.0 %
6h
4.0 mm
1:00pm 19/06/2026
7:00pm 19/06/2026
1 in 1 years
100.0 %
9h
4.0 mm
1:00pm 19/06/2026
10:00pm 19/06/2026
1 in 1 years
100.0 %
12h
4.0 mm
1:00pm 19/06/2026
1:00am 20/06/2026
1 in 1 years
100.0 %
18h
5.0 mm
1:00pm 19/06/2026
7:00am 20/06/2026
1 in 1 years
100.0 %
24h
6.0 mm
1:00pm 19/06/2026
1:00pm 20/06/2026
1 in 1 years
100.0 %
30h
6.0 mm
1:00pm 19/06/2026
7:00pm 20/06/2026
1 in 1 years
100.0 %
36h
7.0 mm
1:00pm 19/06/2026
1:00am 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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