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Lower River Ems

The River Ems and tributaries from Racton to Emsworth Harbour including Westbourne

Flood alert area River Ems Hampshire, West Sussex Solent and South Downs

Map

Nearby Monitoring Stations

Westbourne in this area
River Ems • Westbourne • 0.5 km (downstream)
Steady · normal
0.05 m
48min ago
WESTBOURNE GS in this area
• 0.5 km
Steady
0.01 m
48min ago
Emsworth
West Brook • Emsworth • 2.0 km
Crested · normal — Rose 0.07 m since 12:30 — peaked 1.97 at 14:45, now 1.97 and holding
1.97 m
33min ago
Crosslands Drive
River Lavant • Havant • 3.9 km
Steady · normal
0.13 m
33min ago
West Street
River Lavant • Havant • 4.6 km
Steady · normal
7.07 m
33min ago
Havant
Hermitage Stream • Havant • 5.0 km
Steady · normal
5.08 m
33min ago
Bosham Moreton Road
Bosham Stream • Bosham • 5.7 km
Steady · normal
0.21 m
1h ago
Denmead
River Wallington • Denmead • 10.2 km
Steady · normal
33.28 m
33min ago
Chichester Tozer Way
River Lavant • Chichester • 11.1 km
Falling · normal — Down from 12.76 at 14:45, now 12.65
12.65 m
48min ago
Graylingwell
River Lavant • Graylingwell • 11.1 km
Steady · below normal
-0.04 m
33min ago

Flood Event History (36)

28 Feb 2026 at 5:24pm Flood Alert
There is no longer a threat of flooding, though standing water and debris may still remain.  Weather conditions are expected to improve and no further flooding is expected.   We will continue to monitor the situation and work with emergency services and local authorities.   Stay away from floodwat...
28 Feb 2026 at 7:27am Flood Alert
The River Ems is high following weeks of rain. Minor flood impacts affecting fields, Brook Meadows, rural roads, and gardens will continue. Very little rain is forecast Saturday but river levels will not fall far. More rain is forecast on Sunday (5-10mm). River levels will rise a small amount, and o...
26 Feb 2026 at 2:17pm Flood Alert
The River Ems is high following weeks of rain. Minor flood impacts affecting fields, Brook Meadows, rural roads, and gardens will continue. Very little rain is forecast Thursday but river levels will not fall far. More rain is forecast on Friday from 00:00 to 06:00 (5-10mm). River levels will rise...
25 Feb 2026 at 1:54pm Flood Alert
The River Ems is high following weeks of rain. Minor flood impacts affecting fields, Brook Meadows, rural roads, and gardens will continue. Very little rain is forecast Wednesday and Thursday but river levels will not fall far. More rain is forecast on Friday (between 10 - 20mm). River levels will...
1 Feb 2026 at 8:34pm Flood Alert
26 Jan 2026 at 3:43pm Flood Alert
1 Mar 2024 at 7:32am Flood Alert
25 Feb 2024 at 12:44pm Flood Alert
4 Jan 2024 at 9:10am Flood Alert
1 Jan 2024 at 2:38pm Flood Alert
11 Dec 2023 at 10:54am Flood Alert
8 Dec 2023 at 4:55pm Flood Alert
18 Dec 2022 at 4:39pm Flood Alert
9 Mar 2020 at 5:30pm Flood Alert
5 Mar 2020 at 1:17pm Flood Alert
15 Feb 2020 at 2:04pm Flood Alert
16 Jan 2020 at 12:12pm Flood Alert
14 Jan 2020 at 8:09pm Flood Alert
7 Feb 2016 at 8:21pm Flood Alert
29 Jan 2016 at 5:07pm Flood Alert
14 Jan 2015 at 2:43pm Flood Alert
8 Jan 2015 at 9:16am Flood Alert
13 Feb 2014 at 7:09pm Flood Alert
11 Feb 2014 at 8:18am Flood Alert
9 Feb 2014 at 9:28am Flood Alert
5 Feb 2014 at 2:02pm Flood Alert
18 Jan 2014 at 1:25pm Flood Alert
17 Jan 2014 at 7:00am Flood Alert
24 Dec 2013 at 3:09am Flood Alert
27 Jan 2013 at 4:31am Flood Alert
12 Jan 2013 at 10:11am Flood Alert
29 Dec 2012 at 9:07am Flood Alert
26 Dec 2012 at 9:08pm Flood Alert
22 Dec 2012 at 7:04am Flood Alert
20 Dec 2012 at 4:14am Flood Alert
11 Jun 2012 at 1:18pm Flood Alert

Related Flood Areas

Durford Mill to Midhurst, including Iping on the Western River Rother
West Sussex River Rother • Hampshire, West Sussex
Groundwater flooding in Finchdean, Dean Lane End and Rowlands Castle
Groundwater • Hampshire, West Sussex
Langstone and Emsworth
Langstone Harbour, Emsworth Harbour • Hampshire, West Sussex
Langstone to Emsworth Harbour
Langstone Harbour, Emsworth Harbour • Hampshire, West Sussex
Stanbridge Stream at South Petersfield
Stanbridge Stream • Hampshire, West Sussex
Stanbridge Stream Petersfield
Stanbridge Stream • Hampshire, West Sussex
Westbourne, Lumley and Emsworth on the River Ems
River Ems • Hampshire, West Sussex
Western Rother
Western Rother • Hampshire, West Sussex

Official sources for this area

This area on the Environment Agency’s flood service →
Floodline quick dial: 216080 — call 0345 988 1188 and give that code for a recorded update on this area.
Area code: 065WAF411

Live warnings and area boundaries are the Environment Agency’s and the EA is the authority on them. Contains public sector information licensed under the Open Government Licence v3.0. This area in the EA’s own data.