KPBI Palm Beach International — Instrument Checkride Guide

What kind of airport is KPBI and what is its IFR environment?

Palm Beach International Airport (KPBI) is a commercial-service airport located in West Palm Beach, Florida, approximately 3 nm west of the Atlantic coast. Elevation is 19 ft MSL. KPBI serves as the primary commercial and general aviation gateway for Palm Beach County, handling scheduled airline service, charter flights, business jets, and general aviation traffic.

KPBI sits at the center of Class C airspace that requires two-way radio communication and a Mode C transponder before entry. Palm Beach Approach Control manages all IFR and participating VFR traffic in the terminal area. The proximity of Fort Lauderdale-Hollywood (KFLL), Miami (KMIA), and Boca Raton (KBCT) airports creates a dense airspace environment along the southeast Florida coastline, with frequent traffic sequencing and speed control instructions for arrivals.

What instrument approaches are published at KPBI?

KPBI offers a full precision approach suite typical of a Class C commercial airport, sourced from AirNav and verified against current SkyVector chart listings.

Always verify current approach minimums on official FAA charts. LOC-only minimums are published separately from ILS lines and carry higher decision altitudes and visibility requirements per 14 CFR 91.175.

What is the runway configuration at KPBI?

KPBI operates two parallel runway pairs — 10L/28R and 10R/28L — oriented roughly east-west, aligned with the prevailing sea-breeze flow. The east-west orientation means headwinds are common during typical sea-breeze patterns but crosswinds occur during frontal passages.

Active runway configuration depends on winds and traffic flow. The easterly sea breeze typically establishes by mid-morning from May through September, putting runway 10L into use for arrivals. ATC publishes NOTAMs when runway construction or closures alter the normal configuration.

What weather should instrument pilots expect at KPBI?

South Florida's subtropical climate produces a well-defined wet season from June through September in which near-daily afternoon sea-breeze thunderstorms are the norm. The east-west sea-breeze convergence zone typically fires convective cells between noon and 5:00 PM local time, reaching tops of FL350–FL500. KPBI is directly under this convergence zone, and afternoon IFR departures frequently require significant routing around cells. Convective SIGMETs — issued by the Aviation Weather Center — are essential preflight reading from May through September.

Morning radiation fog and low stratus form occasionally in winter following cold frontal passages that bring northerly flow over the warm Atlantic. These events typically clear by mid-morning. Tropical weather from June through November adds a hurricane-season consideration: tropical storms and hurricanes have closed KPBI for 12–48 hours during major events, and approach minimums from persistent low ceilings and heavy rain are common during tropical cyclone interactions.

Winter months are the clearest period for IFR flight in south Florida. Frontal systems track through approximately every 7–10 days from November through April, producing a day of IFR conditions followed by several days of VMC.

What should you expect on an instrument checkride at KPBI?

An instrument checkride at KPBI presents a demanding environment that tests weather decision-making above and beyond approach flying. The DPE will evaluate your preflight weather analysis — particularly your interpretation of convective SIGMETs, AIRMETs, and area forecasts for the south Florida convective environment. Expect direct oral questions about what weather products you use and how you would determine whether an afternoon departure is feasible.

In the air, Class C airspace operations begin immediately on departure. Expect a complex IFR clearance with departure procedure, initial altitude, and possible speed restrictions. Palm Beach Approach sequences GA aircraft alongside airline traffic; speed control instructions (such as "maintain 150 knots to XXXXX fix") are routine and must be managed while maintaining instrument scan. The DPE evaluates task management under exactly this kind of dual-demand scenario.

On the ILS RWY 10L or ILS RWY 28R, the DPE may assign the LOC-only procedure specifically to test whether you correctly apply the higher LOC minimums rather than the ILS minimums. This is a classic and common checkride error. Under 14 CFR 91.175(c), you may not descend below the DA or MDA applicable to the approach being flown — using ILS minimums on a LOC approach is an immediate checkride failure.

A missed approach at KPBI may result in vectors back into a busy sequence with airline traffic. The DPE will observe whether you declare the missed approach promptly on frequency, comply immediately with the published missed approach instructions, and communicate your intentions without hesitation.

Practice Questions

1. You are holding west of KPBI for traffic flow — EFC is 40 minutes from now. A convective SIGMET is active 30 nm to the northwest and moving southeast. Walk the DPE through your decision process for continuing the hold versus declaring an emergency and requesting immediate approach.

2. KPBI Approach clears you for the LOC RWY 10L. Your aircraft has a functioning ILS receiver with glideslope active. What minimums do you use and why?

3. You break out of a 1,000-foot overcast on final for runway 10L at KPBI. At 400 feet AGL you see the approach light system only. Under 14 CFR 91.175(c), are you legal to continue descending below DA? What must you see to continue to the runway?

4. A sea-breeze thunderstorm line is 15 nm east of KPBI and moving west at 15 knots. Your alternate is KFLL, 40 nm south. You have 1.5 hours of fuel above reserve. What is your decision timeline, and when do you divert?

5. Describe the Class C airspace requirements at KPBI. What radio equipment is required, and at what point must contact be established before entering Class C?

Frequently Asked Questions

Q: What instrument approaches are published at KPBI?

KPBI has ILS or LOC approaches to runways 10L and 28R, RNAV (GPS) approaches to multiple runway ends, and a VOR approach. The ILS RWY 10L is the primary precision approach. Always verify current minimums on official FAA charts before flight.

Q: What airspace class surrounds KPBI?

KPBI is the primary airport within Class C airspace centered on Palm Beach. Under 14 CFR 91.130, two-way radio communication and a Mode C transponder are required before entering Class C airspace. ATC provides separation services to IFR and participating VFR aircraft.

Q: What weather hazards affect KPBI?

Summer afternoon thunderstorms are the dominant IFR hazard at KPBI. The Florida sea-breeze convergence zone triggers near-daily convective activity from June through September. Morning coastal fog and low stratus occur occasionally in winter. Tropical systems from June through November add an additional hazard layer.

Q: What is the elevation at Palm Beach International Airport?

Palm Beach International Airport (KPBI) is at 19 feet MSL. South Florida's low, flat terrain means any nearby thunderstorm cell can affect the airport without significant topographic warning — weather radar situational awareness is critical for IFR departures.

Q: What approach control frequency does KPBI use?

Palm Beach Approach Control manages arrivals and departures at KPBI. Specific approach and departure control frequencies are published on current FAA approach charts and the Chart Supplement — verify before flight as frequencies are periodically updated.

Q: Can general aviation aircraft fly IFR into KPBI?

Yes. KPBI is a Class C airport open to all IFR-equipped general aviation aircraft. However, the mix of airline, charter, and business jet traffic at KPBI means ATC sequencing can be demanding. GA pilots should be proficient with complex clearances and expect speed restrictions on final approach.

Sources

• AirNav — KPBI Airport Information
• SkyVector — KPBI Instrument Approach Procedures
• 14 CFR 91.130 — Operations in Class C Airspace (Cornell LII)
• 14 CFR 91.175 — Takeoff and Landing Under IFR (Cornell LII)
• FAA Instrument Flying Handbook FAA-H-8083-15B
• Aviation Weather Center — Convective SIGMETs

This article was researched from FAA primary sources (ACS, FAR/AIM, Advisory Circulars, Instrument Flying Handbook), approach procedure data from AirNav and SkyVector, and citing current 14 CFR Part 91 — drafted by MockDPE Editorial Team. Last updated: May 2026. If you spot an inaccuracy, email corrections@mockdpe.org.