Niigata Airport

RJSN / KIJ

Niigata, JP

Last Updated
Jul 4, 19:00Z

Current Weather

Display Units
Recent 49 min ago
19:00Z

🌙 Night
VFR
Flight Rules
22°C
Temperature
Dewpoint: 18°C
2 kt
Variable
10+ km
Visibility
Ceiling
Unlimited
--
QNH
Altimeter Setting

Raw METAR

METAR RJSN 041900Z AUTO VRB02KT 9999 NCD 22/18 Q1009

Weather Briefing

VFR

Niigata Airport is currently reporting visual flight rules (VFR) conditions with clear skies and 10 miles or greater visibility.

Wind Analysis

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

Visibility & Ceiling

Visibility is unrestricted. Skies are clear with unlimited ceiling.

Temperature & Moisture

Temperature is 22°C (72°F) with a dewpoint of 18°C. The narrow temperature-dewpoint spread suggests high humidity and potential for visibility restrictions, especially during cooling periods.

Forecast Outlook

The TAF forecast covers the next 30 hours. Conditions are expected to remain VFR throughout the forecast period.

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.

Forecast (TAF)

View Full TAF
Raw TAF
TAF RJSN 041705Z 0418/0600 09006KT 9999 FEW030 SCT070 BECMG 0512/0515 16010KT
Upcoming Changes (Next 12 Hours)
19:48Z BASE
+0h
VFR 90° 6 kt
Visibility: 10+ km

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
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
JSN
04
22
10
28

Runway Information

Runway Length Width Surface Heading Wind Component
04/22 4,300 ft 150 ft ASP 31° No wind data
10/28 8,200 ft 150 ft ASP 92° No wind data
🟢 Active Runway: Best headwind component for current conditions
⬆️ Headwind: Favorable wind component
↔️ Crosswind: ≤10kt Safe, 11-15kt Caution, >15kt Challenging

Weather Statistics - RJSN

7,819 observations | Sep 2025 - Jul 2026

Flight Rules Distribution

VFR
76.1%
MVFR
14%
IFR
6.9%
LIFR
3%

Niigata Airport typically experiences VFR conditions 76.1% of the time, though instrument-rated pilots will find IFR weather present approximately 9.9% of observations. Prevailing winds are from the S averaging 10.4 knots, with gusts recorded up to 40 knots. Temperature extremes range from -3°C to 32°C, reflecting significant seasonal variation. The best months for VFR flying are November, March, April.

Wind Analysis

Prevailing Direction: S (180°)
Average Speed: 10.4 kt
Maximum Recorded: 40 kt
Calm Winds: 0.2%
Direction Distribution:
E
4.7%
N
15.6%
S
25.2%
W
16.3%
NE
5.3%
NW
16.3%
SE
8.8%
SW
7.7%

Temperature Range

Average: 11.5°C
Range: -3°C to 32°C
-3°C 32°C

Visibility

Average: 10 SM
Below 3 SM: 0%
Fog Frequency: 0.3%

Best Months for VFR

November March April

Runway Wind Analysis

Runway 04/22
Favorable wind: 100%
Avg crosswind: 7.5 kt
Runway 10/28
Favorable wind: 100%
Avg crosswind: 6.4 kt

Statistics computed from 7,819 METAR observations (Sep 2025 - Jul 2026). Data sourced from official aviation weather services. Updated daily.

Niigata Airport - Airport Information

Airport Details

ICAO Code: RJSN
IATA Code: KIJ
Type: medium airport
Status: active
Elevation: 29 ft MSL

Location

City: Niigata
Country: JP
Latitude: 37.955898°
Longitude: 139.121002°
Time Zone: Europe/Moscow

Runway Information

Runway 04/22
Length: 4,300 ft
Width: 150 ft
Surface: ASP
ILS: No
Runway 10/28
Length: 8,200 ft
Width: 150 ft
Surface: ASP
ILS: No

About Niigata Airport

Overview

Niigata Airport serves as a medium-sized airport located in Niigata Prefecture, Japan, situated at an elevation of 29 feet MSL. The airport features two paved runways: a shorter 4,300-foot runway (04/22) and a longer 8,200-foot runway (10/28), providing flexible operational capabilities for various aircraft types.

Flying Conditions

Weather conditions at Niigata Airport are predominantly VFR, with 71.6% of observations indicating visual flight rules. The airport experiences consistent southerly winds averaging 11.7 knots, with occasional gusts up to 40 knots. Temperature variations range from -2°C to 32°C, with October, November, and September offering the most stable flying conditions.

Notable Features

The airport's geographic positioning at coordinates 37.955898, 139.121002 provides a strategic location for regional aviation operations. Both runways demonstrate excellent wind alignment, with 100% favorable wind conditions and moderate crosswind averages of 8.8 knots for runway 04/22 and 7 knots for runway 10/28.

Approach Considerations

Pilots can expect consistently good visibility, with an average of 10 statute miles and minimal occurrences of low visibility conditions. The longer runway 10/28 offers extended landing and takeoff options, while the prevailing southerly winds provide predictable approach patterns with minimal wind-related complications.

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.