From: Hydrological impacts of precipitation extremes in the Huaihe River Basin, China
Index | Explanation | Definition | Unit |
---|---|---|---|
CDD | Consecutive dry days | Maximum number of consecutive days with daily precipitation <1 mm | day |
CWD | Consecutive wet days | Maximum number of consecutive days with daily precipitation ≥1 mm | day |
PRCPprb | Precipitation probability | Probability of wet days (with precipitation ≥1 mm) | % |
PRCPtot | Annual total wet-day precipitation | Annual or monthly total precipitation in wet days (precipitation ≥1 mm) | mm |
R95p | Heavy precipitation totals | Annual total precipitation when precipitation >95th percentile | mm |
RX1 day | Max 1-day precipitation amount | Annual or monthly maximum 1-day precipitation amount | mm |
RX5 day | Max 5-day precipitation amount | Annual or monthly maximum precipitation amount in 5 consecutive days | mm |
SDII | Simple precipitation intensity indicator | Total annual precipitation divided by the total number of wet days (with precipitation ≥1 mm) | mm/day |
MinFLow | Minimum streamflow | Annual or monthly minimum streamflow | m3/s |
FLow | Mean streamflow | Annual or monthly mean streamflow | m3/s |
FX1 day | Maximum 1-day streamflow | Annual or monthly maximum 1-day streamflow | m3/s |
FX5 day | Maximum 5-day mean streamflow | Annual or monthly maximum streamflow in 5 consecutive days | m3/s |