Oshima Airport

RJTO / OIM

Izu Oshima, JP

Last Updated
Apr 22, 08:00Z

Current Weather

Display Units
Recent 36 min ago
08:00Z

☀️ Day
VFR
Flight Rules
20°C
Temperature
Dewpoint: 13°C
10 kt
210°
10+ km
Visibility
15,000 ft
Ceiling
Above Ground Level
--
QNH
Altimeter Setting

Raw METAR

METAR RJTO 220800Z 21010KT 9999 FEW035 BKN150 BKN/// 20/13 Q1013

Clouds - Visual Profile

12,000ft
9,000ft
6,000ft
3,000ft
Ground
Field Elev: 130 ft
FEW 3,500 ft AGL
BKN 15,000 ft AGL
🌤️
FEW
Few (1/8-2/8 sky coverage)
3,500 ft
AGL (Above Ground)
3,630 ft AMSL
☁️
BKN
Broken (5/8-7/8 sky coverage)
15,000 ft
AGL (Above Ground)
15,130 ft AMSL

Weather Briefing

VFR

Oshima Airport is currently reporting visual flight rules (VFR) conditions with broken clouds at 15,000 feet and 10 miles or greater visibility.

Wind Analysis

Winds are from the south-southwest (210°) at 10 knots. Runway 21 is favored with a 10-knot headwind and 0-knot crosswind component.

Visibility & Ceiling

Visibility is unrestricted. The ceiling is 15000 feet AGL (broken), well above standard VFR minimums.

Temperature & Moisture

Temperature is 20°C (68°F) with a dewpoint of 13°C, indicating moderate moisture 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.

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
JTO
03
21 ✈️

Runway Information

Runway Length Width Surface Heading Wind Component
✈️ 03/21
Active: 21
5,905 ft 150 ft ASP 19°
10.0 kt 0.0 kt
0° angle
🟢 Active Runway: Best headwind component for current conditions
⬆️ Headwind: Favorable wind component
↔️ Crosswind: ≤10kt Safe, 11-15kt Caution, >15kt Challenging

Weather Statistics - RJTO

1,904 observations | Sep 2025 - Apr 2026

Flight Rules Distribution

VFR
86.3%
MVFR
8.2%
IFR
4.6%
LIFR
0.8%

Oshima Airport enjoys predominantly VFR conditions, with visual flight rules prevailing 86.3% of the time. Prevailing winds are from the NE averaging 11.1 knots, with gusts recorded up to 37 knots. Temperatures typically range between 1°C and 31°C with an average of 15.3°C. The best months for VFR flying are January, November, December.

Wind Analysis

Prevailing Direction: NE (45°)
Average Speed: 11.1 kt
Maximum Recorded: 37 kt
Calm Winds: 0.1%
Direction Distribution:
N
9.1%
NE
46.7%
E
5.4%
SE
0.8%
S
6.9%
SW
25.7%
W
4.2%
NW
1.2%

Temperature Range

Average: 15.3°C
Range: 1°C to 31°C
1°C 31°C

Visibility

Average: 10 SM
Below 3 SM: 0%
Fog Frequency: 0.1%

Best Months for VFR

January November December

Runway Wind Analysis

Runway 03/21
Favorable wind: 100%
Avg crosswind: 2.7 kt

Statistics computed from 1,904 METAR observations (Sep 2025 - Apr 2026). Data sourced from official aviation weather services. Updated daily.

Oshima Airport - Airport Information

Airport Details

ICAO Code: RJTO
IATA Code: OIM
Type: medium airport
Status: active
Elevation: 130 ft MSL

Location

City: Izu Oshima
Country: JP
Latitude: 34.782001°
Longitude: 139.360001°
Time Zone: Etc/GMT-9

Runway Information

Runway 03/21
Length: 5,905 ft
Width: 150 ft
Surface: ASP
ILS: No

About Oshima Airport

Overview

Oshima Airport serves Izu Oshima, a volcanic island located southeast of Tokyo in the Pacific Ocean. As a medium-sized airport with a single asphalt runway of 5,905 feet, it provides essential transportation infrastructure for the island's residents and visitors. The airport sits at 130 feet above mean sea level, offering strategic connectivity for the Izu Islands region.

Flying Conditions

Weather conditions at Oshima Airport are predominantly Visual Flight Rules (VFR), with 87.6% of observations indicating favorable flying conditions. The prevailing northeasterly winds at an average of 11.2 knots create stable atmospheric conditions, with temperatures ranging from 2°C to 31°C and an average of 16.9°C. Winter months like January, November, and December consistently provide the best visual meteorological conditions for pilots.

Notable Features

The airport's location on a volcanic island introduces unique geographic considerations for pilots. Situated at coordinates 34.782001, 139.360001, the airport is surrounded by maritime terrain with potential wind variations driven by oceanic and island topography. The runway alignment (03/21) allows for consistent wind management, with 100% favorable wind conditions and minimal average crosswind of 2.8 knots.

Approach Considerations

Runway 03/21 provides predictable approach conditions with predominantly stable wind patterns. The northeast wind direction at 45 degrees supports consistent landing and takeoff operations, with maximum recorded wind speeds of 37 knots. Pilots can expect excellent visibility averaging 10 statute miles, with no significant fog or low visibility events historically recorded at this location.

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.