Is it raining now in Addlestone?
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Last updated: 20:00, 5 Oct 2026
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Rain in Addlestone: What You Need to Know
Addlestone sits on the River Bourne in north-west Surrey, close to where it joins the River Wey near Weybridge, with the town centre and New Haw spreading across the flat land between the Wey Navigation and the M25 corridor. An Addlestone rain radar shows the real picture, because hyperlocal radar follows the shower's shape rather than reporting a single number for the area.
Frontal rain arrives from the south-west, but summer storms are the real forecasting problem. Heat trapped over the city and the Chilterns and North Downs steer and trigger cells, and drainage can be overwhelmed within minutes by a storm that a forecast rated as a chance of showers. Rain reaching Addlestone comes up from the Channel and crosses the North Downs before dropping onto the flat Surrey plain, so the town often sees a lighter, more even rain than the higher ground to the south. The River Bourne and the nearby Wey are both slow, low-lying rivers, so heavy rain can leave water sitting on low ground for longer than in a town on a faster-draining hill.
In Addlestone, England, RainViewer's live map reflects Met Office radar scans as they come in, roughly every 5 minutes. The live map shows whether a shower is still over the Downs to the south or already crossing the Bourne at Addlestone, the kind of hyperlocal detail a forecast for the town cannot give.
Rain by Season in Addlestone
Autumn and winter frontal season (October to January)
Between October and January, one frontal band follows another, and named storms bring wind alongside the rain. The Thames and its tributaries respond to all that repeated rain by rising, with roads, rail lines and low-lying streets typically the first to be hit. Fronts and named storms bring heavy rain to the Surrey plain, and the River Bourne and the nearby Wey can hold standing water on low ground for days.
Transition months (February to April)
Showers cross the Downs quickly in spring, and walks along the Wey Navigation are the plans most often cut short. Cold showers, hail and sun alternate, and forecasts are least reliable because the showers are small and fast. Spring races, park events and weekend sport are the most exposed.
Summer storm season (May to September)
Summer showers are short, and outdoor events on the town's recreation ground depend on gaps between them. From May to September, heat builds over the built-up area until thunderstorms break, producing short, intense rain that can flood roads and stations within minutes. Festivals, tennis and open-air events hinge on which way a storm cell tracks, which radar reveals before the sky itself does.
Why You Need a Rain Radar in Addlestone
Walkers along the Wey Navigation
The towpath along the Wey Navigation near Addlestone sits low beside slow-moving water, and heavy rain can leave it under water for longer than higher ground nearby. A radar check before setting out is worth it.
Commuters on the M25 and at Addlestone station
The M25 and the walk to Addlestone railway station both carry heavy traffic and passengers toward Weybridge and London, and standing water builds fast in heavy rain. Look at the radar to decide between heading out now and holding back.
Town centre and Crockford Bridge shoppers
Shoppers around Addlestone's town centre can see whether a shower crossing the Downs to the south will reach the town before it clears.
New Haw residents near the Basingstoke Canal
Residents near the Basingstoke Canal at New Haw watch the same slow drainage as the rest of the flat ground around Addlestone. Check the radar for what is building before heading outside.
RainViewer Radar Coverage in Addlestone
RainViewer shows UK precipitation using data from the Met Office, the national weather service, which runs a network of C-band dual-polarization weather radars. The Met Office network also feeds the European OPERA composite, and the RainViewer map refreshes with each new scan, about every 5 minutes. From Addlestone the map also covers Weybridge, Woking and Chertsey.
Addlestone Rain Radar: Frequently Asked Questions
- How does rain affect the Wey Navigation near Addlestone?
The towpath along the Wey Navigation sits low beside slow-moving water, and heavy rain can leave the path under water for longer than the higher streets in the town centre. Walkers watch the radar rather than trusting a dry morning. RainViewer shows whether more rain is still crossing the Downs to the south.
- Does rain affect the M25 near Addlestone?
Yes, the M25 near Addlestone slows in heavy rain, and spray builds fast where traffic bunches near the Weybridge and Chertsey junctions. A radar check before joining the road shows what's ahead. RainViewer shows whether the cell is ahead of you or already past.
- Does Addlestone flood when it rains?
Yes, the River Bourne and the nearby Wey are slow, low-lying rivers, and heavy or prolonged rain can leave water sitting on low ground near them for longer than on the higher parts of the town. The live radar shows whether more rain is still coming.
- When is the best time to visit Addlestone to avoid rain?
May to August is the best window to visit Addlestone, when the Wey Navigation towpath and the town's recreation ground are at their most pleasant. Spring can still bring quick showers off the Downs. Look at the radar first thing and put the outdoor part of the day in the dry window.
- Why can it rain on the Wey Navigation towpath while the town centre stays dry around Addlestone?
The towpath sits low beside slow-draining water and can stay wet for longer after heavy rain, while the town centre on slightly higher ground a short walk away dries out sooner. RainViewer draws each shower where it actually is, which is why a look at the Wey Navigation towpath and the town centre can give different answers.
- What makes RainViewer different from a normal weather forecast for Addlestone?
A forecast for Addlestone predicts rain with a probability, while RainViewer shows the rain the Met Office radar is measuring right now, with a new frame about every 5 minutes. Met Office dual-polarization radars separate heavy convective rain from lighter frontal rain, which matters here because the intense summer downpours are the ones that flood underpasses and stations. That hyperlocal radar view tells you what is happening on your street.
- What can I do with RainViewer in Addlestone beyond checking current rain?
Set a rain alert on the Wey Navigation or the town centre and RainViewer's hyperlocal radar warns you before rain reaches that spot. That lets you time a walk or a trip out. The 2-hour forecast in 5-minute slices shows the next gap, and saved locations track Weybridge and Woking.
Track Rain in Addlestone in Real Time
A walk along the Wey Navigation and a trip into the town centre both depend on a dry gap, and RainViewer shows the next one.
Showers and storms cross Addlestone quickly, so timing shifts faster than a forecast updates.
A weather app says rain for Addlestone this afternoon. RainViewer's live, street level radar shows the cell already crossing the Bourne with the town centre still dry, which decides whether the walk starts now.
Track rain in Addlestone — free Upgrade to Essential for alerts, forecasts, and full radar history
2-hour forecast in 5-minute slices
The 5-minute steps show whether the walk along the Wey Navigation fits inside the dry gap.
Rain alerts before arrival
Set the alert at the railway station, and the warning arrives in time to decide whether to leave for the platform now or wait.
Direction arrows on the map
Storms usually arrive from the south-west over Addlestone, and the arrows show which way each cell is moving.
48 hours of radar history
Check the Downs above Addlestone in the last 48 hours to see how much rain came down.
Multiple locations
Keep the railway station, the Wey Navigation and Weybridge on the same list, each with its own alert.
RainViewer
