Castle Airport

KMER / MER

Merced, US

Last Updated
Jan 17, 19:55 UTC

Current Weather

Display Units
Last Updated
19:55Z
🌙 Night
VFR
Flight Rules
--
Temperature
Dewpoint: --
0kt
--
Visibility
Ceiling
Unlimited
--
QNH (hPa)
Altimeter Setting

Raw METAR

METAR KMER 171955Z 00000KT 1/4SM BR VV002

Forecast (TAF)

View Full TAF
Raw TAF
TAF KMER 171720Z 1718/1818 00000KT 1/4SM FG VV001 TEMPO 1719/1721 1SM BR BKN002 FM172100 VRB04KT 2SM BR SCT002 FM180100 VRB04KT 3SM BR BKN130 TEMPO 1801/1805 1/2SM FG BKN002 FM180500 00000KT 1/4SM FG VV002 AMD NOT SKED
Upcoming Changes (Next 12 Hours)
22:49Z BASE
+0h
LIFR
Visibility: 1/4SM
Ceiling: 100ft
Fog
01:00Z FM180100
+3h
MVFR VRB 4kt
Visibility: 3SM
Ceiling: 13,000ft
Mist
01:00Z TEMPO
+3h
LIFR
Visibility: 1/2SM
Ceiling: 200ft
Fog
05:00Z FM180500
+7h
LIFR
Visibility: 1/4SM
Ceiling: 200ft
Fog

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
MER
13
31

Runway Information

Runway Length Width Surface Heading Wind Component
13/31 11,802 ft 150 ft PEM 141°
↑ 0.0kt ↔ 0.0kt
141° angle
🟢 Active Runway: Best headwind component for current conditions
⬆️ Headwind: Favorable wind component
↔️ Crosswind: ≤10kt Safe, 11-15kt Caution, >15kt Challenging

Castle Airport - Airport Information

Airport Details

ICAO Code: KMER
IATA Code: MER
Type: medium airport
Status: active
Elevation: 191 ft MSL

Location

City: Merced
Country: US
Latitude: 37.380501°
Longitude: -120.568001°
Time Zone: Etc/GMT8

Runway Information

Runway 13/31
Length: 11,802 ft
Width: 150 ft
Surface: PEM
ILS: No

Aeronautical Information Publication (AIP)

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AIP - United States

Official AIP for United States via US FAA (Free)

Managed by: US FAA

Access Information: Freely accessible online
Access details: Public

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
Performance Calculator

Calculate takeoff and landing distances

• Runway suitability assessment
• Real weather conditions
• Safety margin analysis
Calculate Performance

About Castle Airport

Castle Airport (KMER/MER) is a regional airport serving commercial and general aviation located in Merced, US. The facility operates at an elevation of 191 feet above sea level and primarily serves regional commercial flights and general aviation.

The facility features 1 runway (13/31) with PEM surface . Weather services provide regular 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.