3:45pm 24/05/2025 to 3:45pm 25/05/2025
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
2.0 mm
8:15am 25/05/2025
8:30am 25/05/2025
1 in 1 years
100.0 %
30m
3.0 mm
8:15am 25/05/2025
8:45am 25/05/2025
1 in 1 years
100.0 %
45m
3.0 mm
8:00am 25/05/2025
8:45am 25/05/2025
1 in 1 years
100.0 %
60m
3.0 mm
2:45am 25/05/2025
3:45am 25/05/2025
1 in 1 years
100.0 %
90m
4.0 mm
2:45am 25/05/2025
4:15am 25/05/2025
1 in 1 years
100.0 %
120m
4.0 mm
2:15am 25/05/2025
4:15am 25/05/2025
1 in 1 years
100.0 %
3h
5.0 mm
1:15am 25/05/2025
4:15am 25/05/2025
1 in 1 years
100.0 %
4h
6.0 mm
1:00am 25/05/2025
5:30am 25/05/2025
1 in 1 years
100.0 %
6h
9.0 mm
2:45am 25/05/2025
8:45am 25/05/2025
1 in 1 years
100.0 %
9h
10.0 mm
11:45pm 24/05/2025
8:45am 25/05/2025
1 in 1 years
100.0 %
12h
12.0 mm
8:45pm 24/05/2025
8:45am 25/05/2025
1 in 1 years
100.0 %
18h
12.0 mm
4:00pm 24/05/2025
10:00am 25/05/2025
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.