Can animals sense a thunderstorm before humans do?

Animals cannot predict the weather in the way a forecast can, some may pick up environmental changes linked to an approaching storm before we notice them.

A dog suddenly becomes restless, birds disappear from the garden and livestock start behaving differently. Not long afterwards, dark clouds gather and a thunderstorm rolls in.

People have long claimed that animals can sense bad weather before humans do. Thunderstorms can change the environment even before the first raindrops fall.

Air pressure often drops as a storm approaches, while humidity, wind and temperature can also change. Some animals have highly sensitive hearing, smell or other senses that may allow them to notice these changes earlier than people.

However, scientists have not established that animals have a special ability to reliably predict thunderstorms.

Falling air pressure may play a role

Changes in atmospheric pressure could help explain some unusual animal behaviour before storms.

Animals may respond to pressure changes because they can affect their surroundings and normal behaviour.

Animals with sensitive hearing may detect sounds from a distant thunderstorm before humans become aware of it.

Thunder can travel over considerable distances, while storms can also produce very low-frequency sounds. Some species can detect lower frequencies than humans can hear.

This could give certain animals an earlier warning that something is happening in the distance.

What about static electricity?

As a storm develops, electrical fields can strengthen. Research has shown that some animals and insects can detect or respond to electrical fields, although scientists are still studying how important this ability is when it comes to thunderstorms.

So, while electrical changes may provide another clue, there is not enough evidence to say that animals use them as a dependable storm-warning system.

Pets can behave differently before a thunderstorm

Dogs and cats may become restless, hide, pace or stay unusually close to their owners before or during thunderstorms.

But there is another explanation, particularly once a storm gets closer. Pets can hear distant thunder and notice flashes, wind or other environmental changes before their owners pay attention to them.

Some dogs also develop a strong fear of thunderstorms and may react as soon as they detect the first signs.

Can animals actually predict thunderstorms?

Animals may notice environmental changes associated with an approaching storm, and some have senses that outperform ours in particular ways.

That does not mean their behaviour can reliably tell us when or where a thunderstorm will strike.

Scientists use satellites, radar, weather stations and atmospheric observations to track thunderstorms and issue warnings.

So, if your dog starts acting strangely or the birds suddenly go quiet, a change in the weather may be one possible explanation.

But when severe weather threatens, an official forecast or warning remains far more reliable than animal behaviour.

Have you ever noticed your pets behaving differently before a thunderstorm?