You’re halfway through a lovely café outing. The coffee has arrived. Your baby is smiling. For one beautiful moment, you think, We’ve got this.

Then comes the noise.

You know the noise. The one that makes you freeze, look at your baby and quietly say, “Please tell me that was the chair.”

It was not the chair.

Off you go to the bathroom, only to discover a sink, a toilet and precisely zero change tables. Right. Time to improvise.

First, assess the damage

Is this a slightly damp nappy or a full outfit change with a strong possibility of needing your own change of clothes too?

A quick peek tells you what you’re dealing with. If it’s a major situation, take a breath. Your coffee can wait. Probably. It’s cold now anyway.

Find a safe spot

Look for a clean, flat place where you can stay right beside your baby throughout the change. If there’s no suitable surface, laying a portable changing mat on the floor may be the simplest option. Not glamorous, but neither is a poo explosion at brunch.

Skip café tables and other food surfaces. And wherever you change baby, keep a hand on them and never leave them unattended, even for a second. Babies have a remarkable talent for learning to roll at the least convenient moment.

Get everything out before you open the nappy

This is not the time to discover your wipes are at the bottom of the bag beneath three socks, a receipt from April and a teether you thought you’d lost.

Set out your clean nappy, wipes, spare clothes if needed, and a bag for anything soiled. A recycled changing wallet is handy here: it unfolds into a padded changing surface and keeps a few nappy essentials together. Less frantic rummaging, more “I am a capable adult who planned for this.”

We also love a reusable wet wipes pouch for quick access. Fill it with your favourite wipes before you leave home, and the flip-top lid lets you grab one with a single hand while your other hand manages the tiny person trying to escape. Wipes aren’t included, so don’t forget that rather important step.

Do the change, accept the chaos

Undo the outfit carefully. If it’s a blowout, check whether the neckline is designed to stretch down over baby’s shoulders. Sometimes taking a messy bodysuit down is much less horrifying than pulling it over their head.

Clean baby up, put on the fresh nappy and get them dressed. If they’re wriggling like an Olympic gymnast, you’re still doing great. A public nappy change is rarely elegant.

Pop the dirty nappy and clothes into separate bags if you can, wipe down your changing surface, then wash or sanitise your hands. Future you will be especially grateful for the spare outfit.

Build a tiny “just in case” kit

You don’t need to pack the entire nursery. A few things within easy reach will cover most surprises:

• Two or three nappies
• Wipes
• A portable changing mat or wallet
• A spare outfit for baby
• Bags for dirty nappies and clothes
• Hand sanitiser for when you can’t get to a sink straight away

If your baby has a history of spectacular blowouts, you may also want a spare top for yourself. We wish we were joking.

And if it all goes sideways?

Maybe baby cries. Maybe the spare outfit is suddenly too small. Maybe someone knocks on the bathroom door just as you realise you’ve used your last wipe.

It happens. Finish the change as safely as you can, ask for help if you need it, and remember that every parent has a public nappy change story. Some of us have several. Some of us are still thinking about the one at the petrol station.

You made it out. Your baby is clean. That’s a win.

Now go find your coffee. Perhaps they’ll make you a fresh one.