Just when it felt like Spain might finally get a break from the relentless heat, forecasters are warning that another intense spell of scorching weather is already on the horizon. From this thursday, July 2 temperatures are expected to climb once again, with parts of the country likely to top 40C. But what has caught meteorologists’ attention isn’t just the heat itself. It’s where it’s coming from.

Many people assume Spain’s hottest days arrive when scorching air sweeps in from the Sahara. This time, experts say that’s not necessarily the case. Instead, the peninsula is expected to generate much of the heat itself, creating the kind of conditions that can leave cities sweltering for days and nights offering very little relief.

For anyone living in Spain or planning a holiday over the coming week, the result may feel exactly the same. Long afternoons that are too hot for sightseeing, evenings that barely cool down and another stretch of weather where air conditioning becomes less of a luxury and more of a necessity.

Why Spain doesn’t need the Sahara to produce extreme heat

The idea that Spain can become its own source of extreme heat might sound surprising, but meteorologists say it’s something they have been seeing more often in recent summers.

The forecast points to a powerful area of high pressure settling over the Iberian Peninsula from the end of the week. That high pressure acts like a lid on the atmosphere. Sunshine pours in hour after hour, winds remain light and there is very little to disturb the warm air building close to the ground.

As the air slowly sinks, it becomes even warmer and drier. Add in some of the longest days of the year and the result is what forecasters describe as a heat dome, a weather pattern that traps hot air over the same area instead of allowing cooler Atlantic air to move in.

It’s a reminder that Spain doesn’t always need a blast of Saharan air to experience dangerous temperatures. Under the right conditions, the peninsula can effectively become its own hotspot.

That doesn’t mean the Sahara plays no role in Spanish heatwaves. Sometimes hot air from North Africa does combine with these weather patterns, making conditions even more extreme. But according to current forecasts, the atmosphere over Spain is capable of producing plenty of heat on its own.

What people across Spain are likely to notice first

The first thing many people will notice probably won’t be the afternoon temperatures. It will be the nights.

When a heat dome settles over Spain, the heat built up during the day has nowhere to go. Buildings, roads and pavements continue releasing warmth long after sunset, making it difficult for temperatures to fall.

That means many towns and cities could once again experience tropical nights, when temperatures stay above 20C until morning. In some inland areas, forecasters are even warning of torrid nights, where the mercury may struggle to drop below 25C.

For residents, that often becomes the hardest part of a heatwave. Sleeping with the windows open offers little relief if the air outside still feels warm. Fans end up running all night and homes without air conditioning can quickly become uncomfortable.

During the day, inland regions and western Spain are expected to bear the brunt of the heat, with temperatures above 40C becoming increasingly likely if the latest forecasts hold. Coastal areas should remain slightly cooler thanks to sea breezes, although many popular holiday destinations will still experience unusually hot conditions.

There is a chance that isolated thunderstorms could develop as small disturbances move across the upper atmosphere. While they may briefly cool a few local areas, they are not expected to bring widespread relief from the heat.

Why these heat domes are becoming a familiar part of Spanish summers

If it feels as though Spain is seeing more of these prolonged heat episodes, that’s because meteorologists say the weather patterns behind them are becoming increasingly common.

During the recent spell of extreme temperatures, the air mass became exceptionally hot over the Iberian Peninsula before spreading north across France and into central Europe, helping to break temperature records far beyond Spain’s borders.

A similar setup now appears to be developing once again. Forecast models suggest another strong ridge of high pressure will become established over Spain, creating the stable conditions needed for heat to build rapidly over several days.

For many people, the distinction between a Saharan heatwave and one generated largely over Spain probably won’t matter. What matters is how it feels on the ground.

It means planning outdoor activities earlier in the morning, thinking twice before heading out in the middle of the afternoon and accepting that evenings may offer little escape from the heat.

Holidaymakers may find beaches busier than usual as people search for any breeze they can find, while inland cities could become particularly uncomfortable during the hottest hours of the day. Anyone hiking, cycling or visiting historic towns should be prepared for temperatures that can quickly become exhausting.

The latest forecasts may still evolve over the next few days, but one thing already looks increasingly likely. Spain is heading into another period of exceptionally hot weather just days after the last one ended.

And while many people instinctively look south whenever the mercury rises, this time the real story is much closer to home. Under the right atmospheric conditions, Spain doesn’t always need the Sahara to produce a heatwave. Sometimes, the country’s own weather is enough to turn much of the peninsula into one of Europe’s hottest places.

With the height of the summer holiday season still ahead, that is unlikely to be welcome news for residents hoping for cooler evenings or visitors expecting more comfortable conditions. For now, the forecast suggests the heat is not ready to loosen its grip just yet.

A lorry became tangled in overhead power lines on the A-7 near Mijas on Tuesday, June 30 morning, leaving drivers exposed to live cables on the road and triggering tailbacks that disrupted residents and commuters for hours.

What happened on the A-7 near Calahonda

Emergency services received calls from members of the public at around 8.20am after a lorry struck overhead cables on the Marbella-bound carriageway near kilometre 1022, close to Calahonda. Officials believe the downed cable affected four vehicles in total, with drivers forced to stop suddenly close to a live wire on the carriageway.

Both the right-hand and left-hand lanes were shut at the scene, causing massive congestion stretching up to four kilometres back from the first Mijas junction. Commuters faced lengthy delays during the busy morning rush, unable to pass the danger zone safely.

Major risk to drivers and nearby residents

Live overhead cables falling onto a motorway carry an obvious electrocution risk to drivers and to anyone attempting to move stranded vehicles or assist others nearby. Residents in surrounding areas faced disruption too, with the closure cutting off a key route through Mijas during peak travel hours.

Guardia Civil officers, firefighters and Endesa technicians attended the scene to secure the area, given the danger of wires remaining energised after such a collision. Thankfully, despite the nature of the incident, no injuries have been reported among those involved.

Emergency response and clean-up

Endesa staff worked to assess and remove the damaged cabling with traffic officers managing stranded vehicles and rerouting drivers around the hazard. Authorities have not yet confirmed what caused the lorry to make contact with the lines, nor how long repairs to the damaged power infrastructure may take.

Separate lorry incident near Marbella

Elsewhere on the A-7, a lorry tyre blew out shortly before 7am near kilometre 1045, on the Cadiz-bound carriageway towards Marbella. Debris partially blocked the right-hand lane, producing a separate jam of roughly 1.5 kilometres during peak rush hour traffic, not a good morning for drivers across the Costa del Sol.

Imagine pulling into a petrol station to do something as simple as refuelling your car, then a few kilometres down the road, your engine check engine light turns on, followed by the engine failing in what was previously a perfectly functional vehicle. This is what has happened to dozens of drivers after visiting a petrol station in the Galician town of Ribadeo.

What should have been a routine stop turned into an extended fuel error that left vehicles being filled with the wrong fuel for several hours, with motorists unknowingly continuing their journeys until problems began to appear.

At a time when every litre matters and fuel prices remain a daily pressure across Spain, the incident has carried particular weight. For those affected, it is not just the mistake itself, but the disruption that followed and the frustration of something so routine turning into an avoidable problem.

A routine stop that turned into a hidden problem

The incident took place at the Repsol El Jardín station in Ribadeo, where a fuel delivery error during tanker unloading led to diesel contaminating the petrol 95 supply tanks. For over hours four hours, the pumps labelled as petrol were dispensing fuel that was not what drivers believed they were buying.

Because the issue originated in the underground storage system rather than at the pump itself, customers and employees had no way of knowing anything was wrong at the time of refuelling. Many simply carried on with their day as normal. It was only later, when engines began to behave differently, warning lights appeared or vehicles broke down, that the scale of the issue started to become clear.

Drivers now facing disruption at a difficult time

For those affected, the problem goes beyond inconvenience. Modern engines are sensitive to fuel contamination, and even a short drive with the wrong mixture can lead to mechanical issues that require draining systems, replacing filters or carrying out full diagnostics. That means the aftermath of a few minutes at the pump can turn into days without a car, unexpected garage bills, and disruption to work and family life.

Even though the station has confirmed it will cover repair costs linked to the incident, drivers are still left dealing with the immediate reality of being without transport and the uncertainty that comes with waiting for assessments and repairs. But for many compensation does not remove the stress of breakdowns, missed commitments or the time lost trying to resolve the situation.

What happens when diesel enters a petrol system

Fuel contamination incidents like this are rare, but when they occur, the impact on vehicles can vary significantly depending on how far the car was driven before the issue was discovered. In petrol engines, diesel can interfere with combustion, leading to poor performance, engine misfires or complete failure to start.

In some cases, the fuel system must be fully flushed before the vehicle can be safely used again. In other cases, the car needs to be completely scrapped. That uncertainty is part of what makes incidents like Ribadeo so disruptive. Some drivers may escape with minimal damage, while others face more extensive mechanical work, with no immediate way of knowing which category they fall into.

Rising fuel prices make the impact harder to absorb

The frustration among the motorists is being felt but for many other reasons. Fuel prices remain a constant concern for many households in Spain, and transport is one of the few unavoidable necessary expenses in daily life. When costs are already high, any additional burden, even temporary, feels heavier.

A routine refuel is supposed to be predictable, instead, some drivers in Ribadeo are now dealing with an unexpected chain of consequences that started with what should have been a normal stop. For many, it is not just about what went wrong, but how quickly everyday stability can be disrupted by a single operational failure.

Station response and investigation

The petrol station has acknowledged the incident and confirmed that it will take responsibility for the costs associated with repairs resulting from the error. Efforts are also underway to identify affected customers and manage claims, including reviewing transaction records and CCTV where necessary. The cause has been traced to a fuel delivery issue during tanker unloading, which led to diesel entering the petrol 95 storage system and affecting multiple pumps for a period of around four hours before being detected and resolved.

A quick stop for fuel turned into a situation that has left drivers dealing with inconvenience, financial uncertainty and disruption that no one plans for when they pull into a petrol station. As the investigation continues and repairs are handled, those affected are left with a simple reminder: even the most routine parts of daily life are only ever one mistake away from becoming something far more difficult to manage.