Period: From March 2026
Issued on 09.03.2026 using data to the end of February 2026
The outlook for March is for above normal river flows and groundwater levels across parts of southern and central England. River flows and groundwater levels elsewhere are likely to be normal to above normal for March. Over the March-May period, above normal river flows and groundwater levels are likely in southern and central England. Across the rest of the UK, river flows are likely to be in the normal range and groundwater levels are likely to remain normal to above normal throughout Spring.
