Westchester County Airport

KHPN / HPN

White Plains, US

Last Updated
Jul 18, 03:56Z

Current Weather

Display Units
Recent 47 min ago
03:56Z

🌅 Dawn
VFR
Flight Rules
19°C
Temperature
Dewpoint: 17°C
0 kt
9 SM
Visibility
Ceiling
Unlimited
1017 hPa
QNH
Altimeter Setting

Raw METAR

METAR KHPN 180356Z 00000KT 9SM CLR 19/17 A3003 RMK AO2 SLP165 T01940167

Weather Briefing

VFR

Westchester County Airport is currently reporting visual flight rules (VFR) conditions with clear skies and 9 SM visibility.

Wind Analysis

Winds are calm, presenting no crosswind concerns for any runway.

Visibility & Ceiling

Visibility is 9 SM. Skies are clear with unlimited ceiling.

Temperature & Moisture

Temperature is 19°C (66°F) with a dewpoint of 17°C. The temperature-dewpoint spread is very narrow, indicating saturated or near-saturated air. Fog formation or low cloud development is likely.

Forecast Outlook

The TAF forecast covers the next 21 hours. The forecast shows a transition between VFR and IFR conditions. Pilots should monitor the forecast closely and have an alternate airport plan. Expected weather includes: Smoke, Showers Rain, Thunderstorm Rain, Mist. Temporary MVFR conditions are forecast with Showers Rain between 15:00Z and 18:00Z. Temporary LIFR conditions are forecast with Thunderstorm Rain, Mist between 19:00Z and 23:00Z.

Pilot Recommendations

Conditions are favorable for visual flight. The narrow temperature-dewpoint spread creates risk of fog formation, particularly during evening and early morning hours. The forecast indicates conditions may deteriorate. Ensure you have fuel reserves and a viable alternate airport.

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

QNH
1017 hPa
Sea Level Pressure
For altitude above MSL
QFE
1002 hPa
Field Pressure
Height above aerodrome (439 ft)
Pressure Alt
327 ft
QNE Reference
Standard: 1013 hPa
Density Altitude: 912 ft
ISA Deviation: +4.9°C

Forecast (TAF)

View Full TAF
Raw TAF
TAF KHPN 180237Z 1803/1824 VRB03KT 6SM FU BKN250 FM181300 21008KT 5SM FU BKN150 TEMPO 1815/1818 3SM SHRA BKN015 OVC070 FM181800 19010G17KT P6SM VCSH SCT015 OVC070 TEMPO 1819/1823 2SM TSRA BR BKN009 OVC050CB AMD NOT SKED
Upcoming Changes (Next 12 Hours)
04:43Z BASE
+0h
VFR VRB 3 kt
Visibility: 6SM
Ceiling: 25,000 ft
Smoke
13:00Z FM181300
+9h
MVFR 210° 8 kt
Visibility: 5SM
Ceiling: 15,000 ft
Smoke
15:00Z TEMPO
+11h
MVFR
Visibility: 3SM
Ceiling: 1,500 ft
Showers Rain

24-Hour Weather Evolution

Loading weather data...
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
Chart Features
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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
HPN
11
29
16
34

Runway Information

Runway Length Width Surface Heading Wind Component
11/29 4,451 ft 150 ft ASP 102°
0.0 kt 0.0 kt
102° angle
16/34 6,548 ft 150 ft ASP 150°
0.0 kt 0.0 kt
150° angle
🟢 Active Runway: Best headwind component for current conditions
⬆️ Headwind: Favorable wind component
↔️ Crosswind: ≤10kt Safe, 11-15kt Caution, >15kt Challenging

Weather Statistics - KHPN

7,811 observations | Sep 2025 - Jul 2026

Flight Rules Distribution

VFR
83.4%
MVFR
8.4%
IFR
5.3%
LIFR
3%

Westchester County Airport enjoys predominantly VFR conditions, with visual flight rules prevailing 83.4% of the time. Prevailing winds are from the NW averaging 8.2 knots. Calm conditions occur 12% of the time. Temperature extremes range from -17°C to 37°C, reflecting significant seasonal variation. The best months for VFR flying are June, May, November.

Wind Analysis

Prevailing Direction: NW (315°)
Average Speed: 8.2 kt
Maximum Recorded: 28 kt
Calm Winds: 12%
Direction Distribution:
N
9.5%
NE
4%
E
8.9%
SE
6.7%
S
11.4%
SW
3.4%
W
20.2%
NW
23.8%

Temperature Range

Average: 9.3°C
Range: -17°C to 37°C
-17°C 37°C

Visibility

Average: 9.4 SM
Below 3 SM: 2.8%
Fog Frequency: 4.7%

Best Months for VFR

June May November

Runway Wind Analysis

Runway 11/29
Favorable wind: 100%
Avg crosswind: 4 kt
Runway 16/34
Favorable wind: 100%
Avg crosswind: 4.6 kt

Statistics computed from 7,811 METAR observations (Sep 2025 - Jul 2026). Data sourced from official aviation weather services. Updated daily.

Westchester County Airport - Airport Information

Airport Details

ICAO Code: KHPN
IATA Code: HPN
Type: medium airport
Status: active
Elevation: 439 ft MSL

Location

City: White Plains
Country: US
Latitude: 41.067001°
Longitude: -73.707603°
Time Zone: Etc/GMT+5

Runway Information

Runway 11/29
Length: 4,451 ft
Width: 150 ft
Surface: ASP
ILS: No
Runway 16/34
Length: 6,548 ft
Width: 150 ft
Surface: ASP
ILS: No

About Westchester County Airport

Overview

Westchester County Airport serves the greater New York metropolitan area, located in White Plains, NY. As a medium-sized airport situated at 439 feet above mean sea level, it provides critical general aviation and regional commercial services. Its strategic location and dual runway configuration make it an important transportation hub for Westchester County and surrounding regions.

Flying Conditions

Weather conditions at KHPN are predominantly VFR, with 84.4% of observations reporting visual flight rules. Pilots can expect westerly winds averaging 8.3 knots, with occasional stronger gusts up to 28 knots. Temperature variations are significant, ranging from -12°C to 29°C, which can impact aircraft performance and fuel considerations.

Notable Features

The airport features two asphalt runways: Runway 11/29 at 4,451 feet and Runway 16/34 at 6,548 feet. Both runways demonstrate 100% favorable wind alignment, with modest average crosswind components of 3.8 and 5.2 knots respectively. The geographical coordinates (41.067001, -73.707603) position the airport in a relatively flat terrain characteristic of the New York metropolitan region.

Approach Considerations

November, September, and December represent the most consistently favorable VFR months for operations. With an average visibility of 9.4 statute miles and only 3.2% of observations reporting fog, approaches are generally straightforward. Pilots should be prepared for potential reduced visibility conditions, which occur in approximately 2.3% of observations with visibility below 3 statute miles.

Data Sources & Accuracy: Airport information sourced from OurAirports.com, a collaborative database of worldwide airport data. Weather data from official aviation weather services including NOAA Aviation Weather Center and international METAR/TAF providers. Information is updated regularly but pilots should always verify current conditions and NOTAMs through official channels before flight operations.

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.