10:50pm 04/05/2026 to 10:50pm 06/05/2026
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
0.6 mm
7:00am 06/05/2026
7:10am 06/05/2026
1 in 1 years
100.0 %
20m
0.8 mm
1:40pm 06/05/2026
2:00pm 06/05/2026
1 in 1 years
100.0 %
30m
0.8 mm
1:30pm 06/05/2026
2:00pm 06/05/2026
1 in 1 years
100.0 %
60m
0.8 mm
12:00am 05/05/2026
1:00am 05/05/2026
1 in 1 years
100.0 %
90m
0.8 mm
11:30pm 04/05/2026
1:00am 05/05/2026
1 in 1 years
100.0 %
120m
0.8 mm
11:00pm 04/05/2026
1:00am 05/05/2026
1 in 1 years
100.0 %
3h
0.8 mm
10:50pm 04/05/2026
1:50am 05/05/2026
1 in 1 years
100.0 %
4h
1.2 mm
3:40am 06/05/2026
8:10am 06/05/2026
1 in 1 years
100.0 %
6h
1.6 mm
1:10am 06/05/2026
7:10am 06/05/2026
1 in 1 years
100.0 %
9h
1.8 mm
10:10pm 05/05/2026
7:10am 06/05/2026
1 in 1 years
100.0 %
12h
2.6 mm
2:00am 06/05/2026
2:00pm 06/05/2026
1 in 1 years
100.0 %
18h
2.8 mm
8:00pm 05/05/2026
2:00pm 06/05/2026
1 in 1 years
100.0 %
24h
3.0 mm
7:20pm 05/05/2026
7:20pm 06/05/2026
1 in 1 years
100.0 %
30h
3.0 mm
4:50pm 05/05/2026
10:50pm 06/05/2026
1 in 1 years
100.0 %
36h
3.0 mm
10:50am 05/05/2026
10:50pm 06/05/2026
1 in 1 years
100.0 %
48h
3.8 mm
10:50pm 04/05/2026
10:50pm 06/05/2026
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.