Philip S Donlay Books in Order
Explore Philip S Donlay books in order, with Donovan Nash reading order, quick summaries, series background, and simple advice on where to start.
Last updated: July 11, 2026
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Philip S Donlay books in publication order
8 books
Category Five
by Philip S Donlay
2004
As a record hurricane bears down on Bermuda and the East Coast, Donovan joins Eco-Watch on a rescue mission that turns personal when Dr. Lauren McKenna is targeted. To stop the storm's devastation, he may have to fly straight into it.
Code Black
by Philip S Donlay
2007
A midair collision leaves a passenger jet torn open and nearly powerless, with Donovan fighting his way to the cockpit. As he tries to land the crippled plane in a Chicago blizzard, Lauren faces deadly interference on the ground.
Zero Separation
by Philip S Donlay
2013
When a stolen executive jet points suspicion at Donovan, an FBI agent uncovers the secret identity he has hidden for years. Their hunt for the thief turns into a race to stop an anthrax attack headed for Washington.
Deadly Echoes
by Philip S Donlay
2014
Eco-Watch is blamed for violent eco-attacks, and a ruthless enemy from Donovan's past promises to destroy everything he built. Chased across the West Coast and into Alaska, Donovan makes one last gamble to stop a larger catastrophe.
Aftershock
by Philip S Donlay
2015
After Stephanie VanGelder is kidnapped in Guatemala, Donovan and Lauren race into a landscape of corruption, toxic gas, and an erupting volcano. The rescue becomes even more dangerous when a woman tied to Donovan's past surfaces.
Pegasus Down
by Philip S Donlay
2016
Lauren disappears during a covert extraction in Eastern Europe, and Donovan throws everything he has into finding her. The rescue uncovers terrorists, a stolen stealth aircraft, and the threat of a nuclear strike.
Seconds to Midnight
by Philip S Donlay
2017
On a routine flight over northern Canada, Donovan witnesses a 737 crash onto a frozen lake and rescues the lone survivor. As a massive solar storm cripples communications, he and Lauren uncover a threat that could spiral into global disaster.
Speed the Dawn
by Philip S Donlay
2018
Meteor fragments rain down near Monterey Bay, sparking massive fires and trapping Donovan with a small group of survivors. While he fights to stay alive until morning, Lauren backs a risky plan that could save millions or kill thousands.
Where to start with Philip S Donlay
If you want the full Donovan Nash arc: Category Five → Code Black → Zero Separation
If you like aviation-heavy suspense: Code Black → Pegasus Down → Seconds to Midnight
If you want natural-disaster stakes: Category Five → Aftershock → Speed the Dawn
If you prefer later books with global intrigue: Deadly Echoes → Pegasus Down → Seconds to Midnight
Philip S Donlay sub-series and character series
Donovan Nash books in order
Explore this series
Category Five
by Philip S Donlay
2004Donovan Nash, Book 1
Code Black
by Philip S Donlay
2007Donovan Nash, Book 2
Zero Separation
by Philip S Donlay
2013Donovan Nash, Book 3
Deadly Echoes
by Philip S Donlay
2014Donovan Nash, Book 4
Aftershock
by Philip S Donlay
2015Donovan Nash, Book 5
Pegasus Down
by Philip S Donlay
2016Donovan Nash, Book 6
Seconds to Midnight
by Philip S Donlay
2017Donovan Nash, Book 7
Speed the Dawn
by Philip S Donlay
2018Donovan Nash, Book 8
Donovan Nash books in chronological order

Category Five
by Philip S Donlay
2004Donovan Nash, Book 1
Code Black
by Philip S Donlay
2007Donovan Nash, Book 2
Zero Separation
by Philip S Donlay
2013Donovan Nash, Book 3
Deadly Echoes
by Philip S Donlay
2014Donovan Nash, Book 4
Aftershock
by Philip S Donlay
2015Donovan Nash, Book 5
Pegasus Down
by Philip S Donlay
2016Donovan Nash, Book 6
Seconds to Midnight
by Philip S Donlay
2017Donovan Nash, Book 7
Speed the Dawn
by Philip S Donlay
2018Donovan Nash, Book 8
Author bio
Philip S Donlay grew up in Kansas, where airplanes and books gave him room to imagine a bigger world. He earned his pilot's license at seventeen, and by eighteen he had already published a piece in a national aviation magazine. That early split between cockpit and page never really went away. It became the shape of his working life.
He found his two obsessions early.
Before readers met Donovan Nash, Donlay spent decades in aviation. He worked as a flight instructor, flew a private jet for a Saudi prince, and later logged nearly 14,000 hours as a professional pilot. Over the years he qualified on six different jets and traveled to more than forty countries on five continents. That background shows up all through his fiction, not as showy trivia, but as the steady practical detail that makes the danger feel real.
Writing ran alongside that career. He has said he wrote a couple of early novels that never saw print, which may have been frustrating at the time but probably saved him from publishing before he was ready. The real breakthrough came after Hurricane Floyd in 1999, when he started shaping an idea that mixed aviation, extreme weather, and suspense. That book became Category Five.
The road from manuscript to shelf was not smooth. An early publisher failed, and Donlay put his own money into getting Category Five out into the world. It was a practical pilot's move, really: if one route closes, find another. The novel found readers, and it opened the door to the Donovan Nash books that followed, including Code Black, Zero Separation, Deadly Echoes, Aftershock, Pegasus Down, Seconds to Midnight, and Speed the Dawn.
And once Donovan Nash took off, Donlay stayed with him.
What readers tend to like in Donlay's novels is easy to spot. The hooks are big, a superstorm, a ruined airliner, a stolen jet, a volcano, a solar flare, a rain of meteor fragments, but the books stay focused on people making hard choices under pressure. Donovan Nash is a pilot with a heavily guarded past, and Dr. Lauren McKenna is more than a side character or love interest. She is often central to the science, strategy, and emotional stakes. Their partnership gives the series a steady center even when the plot is moving at full speed.
Donlay returns again and again to certain kinds of tension: technical problems that can kill you fast, environmental threats that scale from local disaster to global crisis, and secrets from the past that refuse to stay buried. The settings shift widely, from Bermuda to Guatemala, from Eastern Europe to the Arctic and Northern California, but the feel stays consistent. These are thrillers built around aviation know-how, scientific research, and a strong sense that preparation matters right up until something goes badly wrong.
He no longer flies professionally, and he now divides his time between Montana and the Pacific Northwest. He has also described himself as happiest in the mountains, especially with a fly rod nearby. That seems fitting. Even when his fiction is about catastrophe, it comes from someone who plainly loves landscapes, weather, motion, and the machines that move people through all three.
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