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Archive Cat 3 · Significant

Storm Ali

19 September 2018 · 2018-19 season · named by Met Eireann · Scotland, Ireland, Northern Ireland

102 mphmax gust
0flood warnings & alerts
2UK deaths
First named storm of the season, bringing damaging winds (gusts to ~102mph in Ireland) across Ireland, Northern Ireland and Scotland; two deaths and over 286,000 power outages, impact wind-led rather than flooding.

Flood footprintstorm total

0severe warnings
0flood warnings
0flood alerts
0areas
0counties
0rivers & seas

The rainstorm-total by gauge

GaugeTotal mm
Aldon 121.0
Longcliffe 94.0
Barbrook 90.0
Redmires 89.4
Hollinsclough 84.8
Ashford Hall 82.8
Tittesworth 80.4
Dore 80.4
Linacre 79.8
Ashbourne 79.7
Kingsley 79.4
Maltby 78.4

The riverspeak vs warning level

StationPeak% of warning
Wensor Bridge, Shelton · River Devon 5.33 m 313%
Whitewater Bridge · River Maun 2.13 m 266%
Marshfield Bridge · Valley Brook 1.43 m 258%
Chandler's Ford · Monks Brook 2.56 m 246%
Brookhouse Farm · Ford Green Brook 2.32 m 245%
Arle · River Chelt 1.61 m 244%
Davis Road · River Birket 2.83 m 238%
Calthorpe Park · River Rea 0.93 m 225%
Church Wilne · River Derwent 3.47 m 217%
Bescot · River Tame 2.69 m 216%
Shifnal · Wesley Brook 0.50 m 210%
Liverpool Road, Stoke-On-Trent · Fowlea Brook 2.06 m 206%

Gauge records cover 18–20 September 2018 (the storm window ± a day). Frozen 3 Jul 2026.

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FloodRadar compiles Environment Agency warning history, gauge data and public reporting. It is not an emergency service and does not replace official flood warnings — always follow official guidance during a storm.