Brandywine Regional Airport

KOQN

West Chester, US

Last Updated
Jun 25, 13:35Z

Current Weather

Display Units
Fresh 10 min ago
13:35Z

☀️ Day
VFR
Flight Rules
24°C
Temperature
Dewpoint: 13°C
3 kt
250°
10 SM
Visibility
Ceiling
Unlimited
1019 hPa
QNH
Altimeter Setting

Raw METAR

METAR KOQN 251335Z AUTO 25003KT 10SM SCT085 24/13 A3010 RMK AO2

Clouds - Visual Profile

12,000ft
9,000ft
6,000ft
3,000ft
Ground
Field Elev: 466 ft
SCT 8,500 ft AGL
SCT
Scattered (3/8-4/8 sky coverage)
8,500 ft
AGL (Above Ground)
8,966 ft AMSL

Weather Briefing

VFR

Brandywine Regional Airport is currently reporting visual flight rules (VFR) conditions with scattered clouds at 8,500 feet and 10 SM visibility.

Wind Analysis

Winds are from the west-southwest (250°) at 3 knots.

Visibility & Ceiling

Visibility is 10 SM. No ceiling exists. Cloud layers reported: scattered at 8,500 ft.

Temperature & Moisture

Temperature is 24°C (75°F) with a dewpoint of 13°C, indicating relatively 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
1019 hPa
Sea Level Pressure
For altitude above MSL
QFE
1003 hPa
Field Pressure
Height above aerodrome (466 ft)
Pressure Alt
294 ft
QNE Reference
Standard: 1013 hPa
Density Altitude: 1,486 ft
ISA Deviation: +9.9°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°
2.8 kt 1.0 kt
20° angle
🟢 Active Runway: Best headwind component for current conditions
⬆️ Headwind: Favorable wind component
↔️ Crosswind: ≤10kt Safe, 11-15kt Caution, >15kt Challenging

Weather Statistics - KOQN

17,905 observations | Sep 2025 - Jun 2026

Flight Rules Distribution

VFR
82.3%
MVFR
7.3%
IFR
6.2%
LIFR
4.3%

Brandywine Regional Airport enjoys predominantly VFR conditions, with visual flight rules prevailing 82.3% of the time. Prevailing winds are from the W averaging 6.8 knots, with gusts recorded up to 31 knots. Calm conditions occur 26% of the time. Temperature extremes range from -15°C to 35°C, reflecting significant seasonal variation. The best months for VFR flying are June, November, May.

Wind Analysis

Prevailing Direction: W (270°)
Average Speed: 6.8 kt
Maximum Recorded: 31 kt
Calm Winds: 26%
Direction Distribution:
N
7.8%
NE
6.8%
E
5.6%
SE
2.9%
S
9.6%
SW
9.8%
W
19.4%
NW
12.2%

Temperature Range

Average: 10°C
Range: -15°C to 35°C
-15°C 35°C

Visibility

Average: 9.5 SM
Below 3 SM: 1.2%
Fog Frequency: 0.7%

Best Months for VFR

June November May

Runway Wind Analysis

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

Statistics computed from 17,905 METAR observations (Sep 2025 - Jun 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 17,905 weather observations shows KOQN maintains VFR conditions 82.3% of the time, with marginal VFR accounting for 7.3% and IFR/LIFR conditions present in 10.5% of reports.

Wind Patterns & Runway Selection

Prevailing winds at KOQN come from the W (270°) with an average speed of 6.8 knots and recorded gusts up to 31 knots. Calm wind conditions are common (26% 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 June, November, May, when clear skies are most prevalent. Temperatures at the field range from -15°C (5°F) to 35°C (95°F), averaging 10°C (50°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 17,905 official METAR observations (Sep 2025 - Jun 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.