Guides & data

Learn

Short, practical guides with real FAA citations, each paired with a free SkyReady tool or live airport page so you can apply it immediately.

Guide

Crosswind components, explained

The formula, the clock face trick that gets you within a knot in your head, why gusts are the number to plan against, and the difference between what the airplane has demonstrated and what you have.

8 min read · Pairs with the crosswind calculator →
Data study

Drawing the traffic pattern for 22,000 airports

The FAA publishes the pattern as columns in a database, not a picture. How those columns become a diagram for every US airport, and the edge cases that made it hard.

Pairs with the airport pattern diagrams →
Guide

How to read a NOTAM

The anatomy of a domestic notice, what FDC means, and the timing traps that make a pilot read a future closure as a current one.

Pairs with the airport NOTAM pages →
Guide

Radio calls at a nontowered airport

The four part call that works every time, which frequency to use, the six calls in a normal arrival, and the phrases to stop using.

Pairs with the airport frequencies pages →
Data study

Every charted right traffic pattern in the US, mapped

We parsed the FAA NASR database: 3,185 runway ends at 2,563 airports turn right instead of left. Interactive map, state rankings, downloadable dataset.

Pairs with the pattern entry guide →
Guide

How to read a METAR without decoding it in your head

The seven part order that never changes, a worked example, and the five traps that catch pilots in real weather.

Pairs with the METAR/TAF decoder →
Guide

Setting personal minimums that you'll actually keep

How to pick the numbers, a starting set for a newer VFR pilot, and the commitment rules that hold up under pressure.

Pairs with the personal minimums check →
Guide

How to enter the traffic pattern at a nontowered airport

The 45° entry, the midfield crossing alternative, and the heading math for any runway.

Pairs with the airport pattern diagrams →
Guide

Density altitude, explained

The formula, the 120 ft per °C rule of thumb, and what a hot day does to takeoff roll and climb.

Pairs with the DA calculator →
Guide

Data study: the windiest GA airports in America

Coming next. Pairs with months of hourly observations, landing this fall.

Guide

Night, legally: the three FAA definitions of night

Coming next. Pairs with the sunrise/sunset tool.