Roberts International Airport

GLRB / ROB

Monrovia, LR

Last Updated
Mar 4, 21:00Z

No METAR Available for GLRB

Showing weather from nearby airport with METAR data.

Currently using: GLRB
Weather Source: Roberts International Airport (GLRB)
Distance: 0nm / 0km from GLRB

Current Weather

Display Units
Fresh 30 min ago
21:00Z

🌙 Night
VFR
Flight Rules
27°C
Temperature
Dewpoint: 25°C
0 kt
10+ km
Visibility
Ceiling
Unlimited
1012 hPa
QNH
Altimeter Setting

Raw METAR

METAR GLRB 042100Z 00000KT 9999 TS SCT014 FEW023CB 27/25 Q1012 NOSIG TS RMK CB-E

Clouds - Visual Profile

12,000ft
9,000ft
6,000ft
3,000ft
Ground
Field Elev: 31 ft
SCT 1,400 ft AGL
FEW 2,300 ft AGL (CB)
SCT
Scattered (3/8-4/8 sky coverage)
1,400 ft
AGL (Above Ground)
1,431 ft AMSL
🌤️
FEW (CB)
Few (1/8-2/8 sky coverage)
2,300 ft
AGL (Above Ground)
2,331 ft AMSL
QNH
1012 hPa
Sea Level Pressure
For altitude above MSL
QFE
1011 hPa
Field Pressure
Height above aerodrome (31 ft)
Pressure Alt
69 ft
QNE Reference
Standard: 1013 hPa
Density Altitude: 1,516 ft
ISA Deviation: +12.1°C

Forecast (TAF)

View Full TAF
Raw TAF
TAF GLRB 041700Z 0418/0518 28008KT 9999 BKN016 FEW026CB TEMPO 0419/0423 TS 0000KT BKN014 FEW024CB BECMG 0500/0602 VRB02KT 8000 -TSRA BKN012 FEW023CB
Upcoming Changes (Next 12 Hours)
21:29Z BASE
+0h
MVFR 280° 8 kt
Visibility: 10+ km
Ceiling: 1,600 ft
00:00Z BECMG
+3h
IFR VRB 2 kt
Visibility: 8 km
Ceiling: 1,200 ft
Light 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
  • • Hover for exact values and timestamps
  • • Click legend items to toggle data series
  • • Zoom and pan for detailed analysis
  • • Units automatically converted to preferences
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
LRB
04
22

Runway Information

Runway Length Width Surface Heading Wind Component
04/22 11,000 ft 150 ft ASP 31°
0.0 kt 0.0 kt
31° angle
🟢 Active Runway: Best headwind component for current conditions
⬆️ Headwind: Favorable wind component
↔️ Crosswind: ≤10kt Safe, 11-15kt Caution, >15kt Challenging

Weather Statistics - GLRB

6,175 observations | Sep 2025 - Mar 2026

Flight Rules Distribution

VFR
21.5%
MVFR
74.8%
IFR
2.2%
LIFR
1.5%

Roberts International Airport is frequently affected by reduced visibility conditions, with VFR weather only 21.5% of the time and IFR/LIFR conditions occurring in 3.7% of observations. Prevailing winds are from the SW averaging 7 knots, with gusts recorded up to 430 knots. Calm conditions occur 49.1% of the time. The climate is relatively stable with temperatures averaging 26.6°C (range: 21°C to 34°C). The best months for VFR flying are January, December, February.

Wind Analysis

Prevailing Direction: SW (225°)
Average Speed: 7 kt
Maximum Recorded: 430 kt
Calm Winds: 49.1%
Direction Distribution:
N
1.9%
NE
2.4%
E
0.8%
SE
1.6%
S
15%
SW
21.4%
W
5.4%
NW
2.4%

Temperature Range

Average: 26.6°C
Range: 21°C to 34°C
21°C 34°C

Visibility

Average: 10 SM
Below 3 SM: 0%
Fog Frequency: 1.7%

Best Months for VFR

January December February

Runway Wind Analysis

Runway 04/22
Favorable wind: 100%
Avg crosswind: 2.8 kt

Statistics computed from 6,175 METAR observations (Sep 2025 - Mar 2026). Data sourced from official aviation weather services. Updated daily.

Roberts International Airport - Airport Information

Airport Details

ICAO Code: GLRB
IATA Code: ROB
Type: large airport
Status: active
Elevation: 31 ft MSL

Location

City: Monrovia
Country: LR
Latitude: 6.233790°
Longitude: -10.362300°
Time Zone: Etc/GMT+1

Runway Information

Runway 04/22
Length: 11,000 ft
Width: 150 ft
Surface: ASP
ILS: No

About Roberts International Airport

Overview

Roberts International Airport serves as Liberia's primary international airport, located near Monrovia. Situated at a low elevation of 31 feet above mean sea level, the airport is a critical transportation hub for the country's aviation infrastructure. Its large airport classification indicates significant passenger and cargo handling capabilities.

Flying Conditions

Being located near the Atlantic coast at 6.233790, -10.362300, Roberts International experiences typical tropical maritime weather conditions with potential for humidity and occasional visibility challenges. Pilots should anticipate potential seasonal variations in wind patterns and precipitation. The airport's low elevation suggests minimal terrain-induced turbulence.

Notable Features

The airport features a single substantial runway (04/22) with an impressive 11,000-foot asphalt surface, accommodating a wide range of aircraft types and sizes. Its geographical position near the West African coastline means potential maritime weather influences and wind interactions. The runway's length provides significant operational flexibility for both commercial and cargo aircraft.

Approach Considerations

Runway 04/22's extended length allows for diverse approach and departure options with minimal restrictions. The airport's low elevation and coastal location suggest potential for stable approach conditions. Pilots should remain attentive to potential maritime weather influences during arrival and departure procedures.

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.