Brandywine Regional Airport

KOQN

West Chester, US

Last Updated
Apr 11, 22:55Z

Current Weather

Display Units
Fresh 12 min ago
22:55Z

🌙 Night
VFR
Flight Rules
17°C
Temperature
Dewpoint: -2°C
7 kt
310°
10 SM
Visibility
Ceiling
Unlimited
1026 hPa
QNH
Altimeter Setting

Raw METAR

METAR KOQN 112255Z AUTO 31007KT 10SM CLR 17/M02 A3031 RMK AO2

Weather Briefing

VFR

Brandywine Regional Airport is currently reporting visual flight rules (VFR) conditions with clear skies and 10 SM visibility.

Wind Analysis

Winds are from the northwest (310°) at 7 knots. Runway 27 is favored with a 5-knot headwind and 4-knot crosswind component.

Visibility & Ceiling

Visibility is 10 SM. Skies are clear with unlimited ceiling.

Temperature & Moisture

Temperature is 17°C (63°F) with a dewpoint of -2°C, indicating very dry conditions.

Pilot Recommendations

Conditions are favorable for visual flight.

This briefing is generated from real-time METAR and TAF data. Always verify with official sources before flight.

QNH
1026 hPa
Sea Level Pressure
For altitude above MSL
QFE
1010 hPa
Field Pressure
Height above aerodrome (466 ft)
Pressure Alt
84 ft
QNE Reference
Standard: 1013 hPa
Density Altitude: 436 ft
ISA Deviation: +2.9°C

24-Hour Weather Evolution

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Data Sources
  • • Current conditions from METAR observations
  • • Historical data from past 24 hours
  • • No forecast or predicted data included
  • • Data updated with each new METAR report
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Note: Future values beyond current TAF validity are estimates based on climatological data and trends. Always verify with current forecasts before flight operations.

Airport Runway Layout

N
OQN
09
27 ✈️

Runway Information

Runway Length Width Surface Heading Wind Component
✈️ 09/27
Active: 27
3,347 ft 50 ft ASP 77°
5.4 kt 4.5 kt
40° angle
🟢 Active Runway: Best headwind component for current conditions
⬆️ Headwind: Favorable wind component
↔️ Crosswind: ≤10kt Safe, 11-15kt Caution, >15kt Challenging

Weather Statistics - KOQN

12,515 observations | Sep 2025 - Apr 2026

Flight Rules Distribution

VFR
79.8%
MVFR
8.2%
IFR
6.9%
LIFR
5.2%

Brandywine Regional Airport typically experiences VFR conditions 79.8% of the time, though instrument-rated pilots will find IFR weather present approximately 12.1% of observations. Prevailing winds are from the W averaging 7.1 knots, with gusts recorded up to 31 knots. Calm conditions occur 28% of the time. Temperature extremes range from -15°C to 30°C, reflecting significant seasonal variation. The best months for VFR flying are November, September, January.

Wind Analysis

Prevailing Direction: W (270°)
Average Speed: 7.1 kt
Maximum Recorded: 31 kt
Calm Winds: 28%
Direction Distribution:
E
5.4%
N
7.2%
S
9.1%
W
20.6%
NE
7.4%
NW
11.6%
SE
2.5%
SW
8.2%

Temperature Range

Average: 6.5°C
Range: -15°C to 30°C
-15°C 30°C

Visibility

Average: 9.4 SM
Below 3 SM: 1.5%
Fog Frequency: 1%

Best Months for VFR

November September January

Runway Wind Analysis

Runway 09/27
Favorable wind: 100%
Avg crosswind: 3.8 kt

Statistics computed from 12,515 METAR observations (Sep 2025 - Apr 2026). Data sourced from official aviation weather services. Updated daily.

Brandywine Regional Airport - Airport Information

Airport Details

ICAO Code: KOQN
Type: small airport
Status: active
Elevation: 466 ft MSL

Location

City: West Chester
Country: US
Latitude: 39.990101°
Longitude: -75.581902°
Time Zone: Etc/GMT+5

Runway Information

Runway 09/27
Length: 3,347 ft
Width: 50 ft
Surface: ASP
ILS: No

About Brandywine Regional Airport

Brandywine Regional Airport (KOQN) is located in West Chester, US at an elevation of 466 feet MSL. The airport has 1 runway (09/27), with the longest at 3,347 feet.

Weather Profile

Analysis of 12,515 weather observations shows KOQN maintains VFR conditions 79.8% of the time, with marginal VFR accounting for 8.2% and IFR/LIFR conditions present in 12.1% of reports.

Wind Patterns & Runway Selection

Prevailing winds at KOQN come from the W (270°) with an average speed of 7.1 knots and recorded gusts up to 31 knots. Calm wind conditions are common (28% of observations), allowing flexible runway selection. Runway 09/27 offers the lowest average crosswind component at 3.8 knots, making it the preferred choice in typical wind conditions.

Seasonal Considerations

The best months for VFR operations are November, September, January, when clear skies are most prevalent. Temperatures at the field range from -15°C (5°F) to 30°C (86°F), averaging 6.5°C (44°F). Altimeter settings typically range from 29.25 to 30.7 inHg (991-1040 hPa).

Data Sources: Airport data from OurAirports.com. Weather statistics derived from 12,515 official METAR observations (Sep 2025 - Apr 2026). Pilots should always verify current conditions through official channels before flight.

Official Data Sources

Weather NOAA Aviation Weather Center • International METAR/TAF Network
Airports OurAirports.com • Public domain airport database
NOTAMs FAA NOTAM System • ICAO NOTAM Distribution
Last updated: Jan 1, 1970 12:00 AM UTC

Disclaimer: Data is provided for informational purposes only. Pilots must verify all information through official sources before flight operations. Weather conditions change rapidly; always obtain a current briefing from approved weather services.