Sam Ratulangi Airport

WAMM / MDC

Manado, ID

Last Updated
May 14, 17:30Z

Current Weather

Display Units
Fresh 24 min ago
17:30Z

☀️ Day
VFR
Flight Rules
24°C
Temperature
Dewpoint: 24°C
3 kt
40°
10+ km
Visibility
Ceiling
Unlimited
1010 hPa
QNH
Altimeter Setting

Raw METAR

METAR WAMM 141730Z 04003KT 010V080 9999 SCT018 24/24 Q1010 NOSIG

Clouds - Visual Profile

12,000ft
9,000ft
6,000ft
3,000ft
Ground
Field Elev: 264 ft
SCT 1,800 ft AGL
SCT
Scattered (3/8-4/8 sky coverage)
1,800 ft
AGL (Above Ground)
2,064 ft AMSL

Weather Briefing

VFR

Sam Ratulangi Airport is currently reporting visual flight rules (VFR) conditions with scattered clouds at 1,800 feet and 10 miles or greater visibility.

Wind Analysis

Winds are from the northeast (40°) at 3 knots.

Visibility & Ceiling

Visibility is unrestricted. No ceiling exists. Cloud layers reported: scattered at 1,800 ft.

Temperature & Moisture

Temperature is 24°C (75°F) with a dewpoint of 24°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 24 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: Thunderstorm Rain. Temporary IFR conditions are forecast with Thunderstorm Rain between 04:00Z and 07:00Z.

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
1010 hPa
Sea Level Pressure
For altitude above MSL
QFE
1001 hPa
Field Pressure
Height above aerodrome (264 ft)
Pressure Alt
362 ft
QNE Reference
Standard: 1013 hPa
Density Altitude: 1,505 ft
ISA Deviation: +9.5°C

Forecast (TAF)

View Full TAF
Raw TAF
TAF WAMM 141100Z 1412/1512 VRB02KT 9999 FEW019 BECMG 1501/1503 36010KT TEMPO 1504/1507 3000 TSRA FEW017CB
Upcoming Changes (Next 12 Hours)
17:54Z BASE
+0h
VFR VRB 2 kt
Visibility: 10+ km
01:00Z BECMG
+8h
VFR 360° 10 kt
04:00Z TEMPO
+11h
IFR
Visibility: 3 km
Thunderstorm 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
AMM
18
36 ✈️

Runway Information

Runway Length Width Surface Heading Wind Component
✈️ 18/36
Active: 36
8,693 ft 148 ft ASP 181°
2.3 kt 1.9 kt
40° angle
🟢 Active Runway: Best headwind component for current conditions
⬆️ Headwind: Favorable wind component
↔️ Crosswind: ≤10kt Safe, 11-15kt Caution, >15kt Challenging

Weather Statistics - WAMM

11,026 observations | Sep 2025 - May 2026

Flight Rules Distribution

VFR
86.2%
MVFR
10.3%
IFR
3%
LIFR
0.5%

Sam Ratulangi Airport enjoys predominantly VFR conditions, with visual flight rules prevailing 86.2% of the time. Prevailing winds are from the N averaging 4.6 knots. Temperatures typically range between 20°C and 37°C with an average of 26.7°C. The best months for VFR flying are October, May, April.

Wind Analysis

Prevailing Direction: N (0°)
Average Speed: 4.6 kt
Maximum Recorded: 13 kt
Calm Winds: 2.1%
Direction Distribution:
N
26.3%
NE
11.4%
E
10.9%
SE
12.3%
S
7.6%
SW
5.7%
W
7.8%
NW
15.8%

Temperature Range

Average: 26.7°C
Range: 20°C to 37°C
20°C 37°C

Visibility

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

Best Months for VFR

October May April

Runway Wind Analysis

Runway 18/36
Favorable wind: 100%
Avg crosswind: 2.5 kt

Statistics computed from 11,026 METAR observations (Sep 2025 - May 2026). Data sourced from official aviation weather services. Updated daily.

Sam Ratulangi Airport - Airport Information

Airport Details

ICAO Code: WAMM
IATA Code: MDC
Type: medium airport
Status: active
Elevation: 264 ft MSL

Location

City: Manado
Country: ID
Latitude: 1.549266°
Longitude: 124.926319°
Time Zone: Etc/GMT-8

Runway Information

Runway 18/36
Length: 8,693 ft
Width: 148 ft
Surface: ASP
ILS: No

About Sam Ratulangi Airport

Overview

Sam Ratulangi Airport serves Manado, located in North Sulawesi, Indonesia, providing critical regional air connectivity. Situated at 264 ft MSL with coordinates 1.549266, 124.926319, this medium-sized airport supports commercial and potentially general aviation operations in the northeastern Indonesian archipelago.

Flying Conditions

Weather conditions are predominantly favorable for visual flight, with 86.5% of observations indicating VFR conditions. Wind patterns are consistent, predominantly from the north at an average of 4.3 knots, with maximum gusts reaching 13 knots. Temperature range spans from 21°C to 35°C, with an average of 26.5°C, providing stable meteorological environments for most operations.

Notable Features

The airport features a single runway (18/36) measuring 8,693 ft with an asphalt surface. Wind data indicates highly favorable runway alignment, with 100% wind compatibility and minimal average crosswind of just 2.4 knots. Visibility consistently remains excellent, averaging 10 statute miles with no reported fog incidents.

Approach Considerations

October through November represent the optimal months for VFR flying, characterized by most stable atmospheric conditions. Pilots can expect predictable wind patterns from the north, minimal crosswind challenges, and consistently clear visibility. The extended runway length and stable meteorological profile support comfortable approach and departure operations.

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.