These calculations can then
be used as the basis for flood warnings and in the
design of the built environment. A newly
published Icelandic study by Massad et al. (2020) reassessed precipitation return levels in
Iceland, resulting in a new national map of 24-hour precipitation thresholds for a 5-year event,
see Figure 1, in agreement with the general precipitation pattern in Iceland, shown in Figure 2
/media/vedurstofan-utgafa-2022/VI_2022_006_extreme.pdf