Memanbetsu Airport

RJCM / MMB

Ōzora, JP

Last Updated
Mar 4, 05:00Z

Current Weather

Display Units
Fresh 20 min ago
05:00Z

🌙 Night
IFR
Flight Rules
0°C
Temperature
Dewpoint: -1°C
6 kt
80°
3.1 km
Visibility
3,000 ft
Ceiling
Above Ground Level
--
QNH
Altimeter Setting

Raw METAR

METAR RJCM 040500Z 08006KT 3100 -SHSN FEW002 SCT020 BKN030 00/M01 Q1021

Clouds - Visual Profile

12,000ft
9,000ft
6,000ft
3,000ft
Ground
Field Elev: 135 ft
FEW 200 ft AGL
SCT 2,000 ft AGL
BKN 3,000 ft AGL
🌤️
FEW
Few (1/8-2/8 sky coverage)
200 ft
AGL (Above Ground)
335 ft AMSL
SCT
Scattered (3/8-4/8 sky coverage)
2,000 ft
AGL (Above Ground)
2,135 ft AMSL
☁️
BKN
Broken (5/8-7/8 sky coverage)
3,000 ft
AGL (Above Ground)
3,135 ft AMSL

Forecast (TAF)

View Full TAF
Raw TAF
TAF RJCM 032305Z 0400/0506 06006KT 6000 FEW005 SCT008 BKN020 TEMPO 0400/0403 3000 -SHSN FEW003 BKN008 TEMPO 0403/0412 2000 -SHSN FEW002 BKN005 TEMPO 0412/0418 3000 -SHSN FEW003 BKN008
Upcoming Changes (Next 12 Hours)
05:19Z BASE
+0h
MVFR 60° 6 kt
Visibility: 6 km
Ceiling: 2,000 ft
12:00Z TEMPO
+7h
IFR
Visibility: 3 km
Ceiling: 800 ft
Light Showers Snow

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
JCM
18
36 ✈️

Runway Information

Runway Length Width Surface Heading Wind Component
✈️ 18/36
Active: 36
8,202 ft 150 ft ASP 174°
1.0 kt 5.9 kt
80° angle
🟢 Active Runway: Best headwind component for current conditions
⬆️ Headwind: Favorable wind component
↔️ Crosswind: ≤10kt Safe, 11-15kt Caution, >15kt Challenging

Weather Statistics - RJCM

2,323 observations | Sep 2025 - Mar 2026

Flight Rules Distribution

VFR
79.7%
MVFR
8.3%
IFR
6.4%
LIFR
5.6%

Memanbetsu Airport typically experiences VFR conditions 79.7% of the time, though instrument-rated pilots will find IFR weather present approximately 12% of observations. Prevailing winds are from the S averaging 6.9 knots, with gusts recorded up to 31 knots. Temperature extremes range from -19°C to 28°C, reflecting significant seasonal variation. The best months for VFR flying are October, November, September.

Wind Analysis

Prevailing Direction: S (180°)
Average Speed: 6.9 kt
Maximum Recorded: 31 kt
Calm Winds: 0.6%
Direction Distribution:
N
22.9%
NE
3.9%
E
6.2%
SE
5.7%
S
27.3%
SW
15.3%
W
4.8%
NW
13.3%

Temperature Range

Average: 2.3°C
Range: -19°C to 28°C
-19°C 28°C

Visibility

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

Best Months for VFR

October November September

Runway Wind Analysis

Runway 18/36
Favorable wind: 100%
Avg crosswind: 2.8 kt

Statistics computed from 2,323 METAR observations (Sep 2025 - Mar 2026). Data sourced from official aviation weather services. Updated daily.

Memanbetsu Airport - Airport Information

Airport Details

ICAO Code: RJCM
IATA Code: MMB
Type: medium airport
Status: active
Elevation: 135 ft MSL

Location

City: Ōzora
Country: JP
Latitude: 43.880600°
Longitude: 144.164001°
Time Zone: Europe/Moscow

Runway Information

Runway 18/36
Length: 8,202 ft
Width: 150 ft
Surface: ASP
ILS: No

About Memanbetsu Airport

Overview

Memanbetsu Airport serves the Ōzora region in northern Japan, located at 43.880600, 144.164001 with an elevation of 135 ft MSL. As a medium-sized airport, it provides critical transportation infrastructure for Hokkaido's eastern coastal area. The airport features a single runway 18/36 measuring 8,202 feet with an asphalt surface.

Flying Conditions

Weather conditions demonstrate predominantly favorable VFR flying opportunities, with 81.2% of observations supporting visual flight rules. Temperature ranges extensively from -19°C to 28°C, with an average of 4.1°C, indicating significant seasonal variation. Wind patterns are consistently southerly at an average of 6.8 knots, with maximum gusts reaching 31 knots and minimal calm periods.

Notable Features

The airport's geographic location in Hokkaido suggests potential for challenging maritime and mountain-influenced weather patterns. Runway 18/36 offers near-perfect wind alignment, with 100% favorable wind conditions and minimal average crosswind of 2.8 knots. Visibility consistently remains excellent, averaging 10 statute miles with rare instances of reduced visibility.

Approach Considerations

October, January, and November represent the most stable VFR months for operations. The southerly prevailing wind suggests runway 18 might be preferred for most approaches. Pilots should anticipate minimal fog (0.1% occurrence) and consistently good visibility conditions when planning arrivals and departures.

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.