Guanacaste Airport

MRLB / LIR

Liberia, CR

Current Weather

Display Units
Last Updated
14:00Z
☀️ Day
VFR
Flight Rules
26°C
Temperature
Dewpoint: 24°C
3kt
170°
10+ km
Visibility
Ceiling
Unlimited
--
QNH (inHg)
Altimeter Setting

Raw METAR

MRLB 141400Z 17003KT 9999 FEW015 SCT140 26/24 A2984

Clouds - Visual Profile

12,000ft
9,000ft
6,000ft
3,000ft
Ground
Field Elev: 270ft
FEW 1,500ft AGL
SCT 14,000ft AGL
🌤️
FEW
Few (1/8-2/8 sky coverage)
1,500ft
AGL (Above Ground)
1,770ft AMSL
SCT
Scattered (3/8-4/8 sky coverage)
14,000ft
AGL (Above Ground)
14,270ft AMSL

Forecast (TAF)

View Full TAF
Raw TAF
MRLB 141150Z 1412/1512 06005KT 9999 FEW040 TX35/1419Z TN23/1511Z BECMG 1416/1418 27006KT TEMPO 1420/1423 5000 TSRA SCT015CB BECMG 1423/1502 04005KT TEMPO 1506/1512 30005KT BCFG
Upcoming Changes (Next 12 Hours)
14:17Z BASE
+0h
VFR 60° 5kt
Visibility: 10+ km
16:00Z BECMG
+2h
VFR 270° 6kt
20:00Z TEMPO
+6h
MVFR
Visibility: 5 km
Thunderstorm Rain
23:00Z BECMG
+9h
VFR 40° 5kt

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
RLB
07
25 ✈️

Runway Information

Runway Length Width Surface Heading Wind Component
✈️ 07/25
Active: 25
9,022 ft 148 ft ASP 70°
↑ 0.5kt ↔ 3.0kt
80° angle
🟢 Active Runway: Best headwind component for current conditions
⬆️ Headwind: Favorable wind component
↔️ Crosswind: ≤10kt Safe, 11-15kt Caution, >15kt Challenging

Guanacaste Airport - Airport Information

Airport Details

ICAO Code: MRLB
IATA Code: LIR
Type: large airport
Status: active
Elevation: 270 ft MSL

Location

City: Liberia
Country: CR
Latitude: 10.593300°
Longitude: -85.544403°
Time Zone: Etc/GMT6

Runway Information

Runway 07/25
Length: 9,022 ft
Width: 148 ft
Surface: ASP
ILS: No

Aeronautical Information Publication (AIP)

Free Access
ICAO Aeronautical Information

General ICAO aeronautical information

Managed by: ICAO

Access Information: Freely accessible online

Alternative Resources:

Resources for Pilots

Weather Data

Current conditions and forecasts

• Real-time METAR reports
• Extended TAF forecasts
• Flight rules assessment
Charts & Navigation

Essential aviation charts

• Visual approach charts
• Instrument procedures
• Airport diagrams
Operations

Airport operational data

• Operating hours: 24/7
• Ground handling available
• Fuel services available

About Guanacaste Airport

Guanacaste Airport (MRLB/LIR) is a major international airport and aviation hub located in Liberia, CR. The facility operates at an elevation of 270 feet above sea level and primarily serves international passenger and cargo operations.

The facility features 1 runway (07/25) with ASP surface . Weather services provide continuous METAR reports and TAF forecasts to ensure safe flight operations in all conditions.

Pilots can access comprehensive weather data, including current conditions, extended forecasts, and flight rules analysis. The airport information displayed here includes runway details, operational data, and essential resources for flight planning and execution. All weather data is updated regularly to provide the most current information for aviation decision-making.

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.