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KMER

CASTLE

PublicPUB

3 miles NE of ATWATER, CA

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Status

Operational

Coordinates

37° 22' 50"N 120° 34' 05"W

Elevation

190' MSL

Pattern Alt

1190' MSL

Mag Variation

15E

Fuel

JET A, JET A-1, 100LL

FSS

RANCHO MURIETA (RIU)

Sectional

SAN FRANCISCO

ARTCC

OAKLAND (ZOA)

Data Effective

12/25/25-1/22/26

KMER VFR

7:55 PM PST RAW

Clear

Viz

8sm

Temp

32°F

Dew

32°F

Pres

N/A

Wind

150° 23kts

Gusts 35kts

METAR KMER 250355Z 15023G35KT 8SM CLR

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KMER FBOs

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KT Aero

UNICOM: 122.95

Phone: (209) 504-4612

0 Reviews (Read | Sign In To Write)

Aircraft Ground Service, Fuel Retailer, GPU/Power Cart, Hangar Sales/Leasing, Internet Access, Pilot Lounge, Pilot Supplies, Public Telephone, Restrooms, Transient Hangars, Transient Parking

Phillips 66

As of 12/6	100LL	JET A	JET A (FSII)	MOGAS	UL94
Self Serve
Full Serve	6.30	5.95	6.05

Fuel Notes

Prices include tax

Your Information

Business

UNICOM 122.95 CTAF 118.175

ATIS

124.475

Ground

GND/P

133.575

Tower

LCL/P

118.175

FAA A/FD Pages

FAA A/FD Page

Airport Diagrams

AIRPORT DIAGRAM

Airport Minimums

Departure Procedures

No Documents

Hotspot

HOT SPOT

Standard Term. Arrival

No Documents

Instrument Approach

Terminal Area Forecast

KMER

RAW

Reported

Thu, 12/25 3:20 AM PST

Valid

Thu, 12/25 4:00 AM PST - Fri, 12/26 4:00 AM PST

VFR

4:00 AM PST - 7:00 AM PST

Broken 10,000'
Scattered 6,000'

Viz

6sm

Wind

150° 20kts

Gusts 30kts

MVFR

Temporary 4:00 AM PST - 7:00 AM PST

Light Rain and Mist

Overcast 5,000'
Broken 3,000'

Viz

5sm

Wind

Calm

MVFR

7:00 AM PST - 1:00 PM PST

Light Showers and Rain and Mist

Overcast 3,000'

Viz

5sm

Wind

140° 19kts

Gusts 29kts

MVFR

1:00 PM PST - 5:00 PM PST

Light Thunderstorm and Rain

Broken 3,000'

Viz

5sm

Wind

Calm

VFR

1:00 PM PST - 10:00 PM PST

Broken 5,000'
Scattered 3,000'

Viz

6sm

Wind

160° 15kts

Gusts 25kts

VFR

10:00 PM PST - 4:00 AM PST

Light Showers and Rain

Overcast 5,000'
Scattered 3,000'

Viz

6sm

Wind

150° 12kts

TAF KMER 251120Z 2512/2612 15020G30KT P6SM SCT060 BKN100
   TEMPO 2512/2515 5SM -RA BR BKN030 OVC050
   FM251500 14019G29KT 5SM -SHRA BR OVC030
   FM252100 16015G25KT P6SM SCT030 BKN050
   PROB30 2521/2601 5SM -TSRA BKN030CB
   FM260600 15012KT P6SM -SHRA SCT030 OVC050 AMD NOT SKED

KMER

Effective	Expires	Category	NOTAM
Domestic
12/17/25 1949Z	4/18/26 2359Z		!MER 12/003 MER SVC AUTOMATED WX BCST SYSTEM U/S 2512171949-2604182359
9/26/25 1443Z		Runway	!MER 09/013 MER RWY 31 SEQUENCED FLG LGT U/S 2509261443-2603262111EST
6/12/25 1400Z			!MER 06/002 MER SVC PCL CHANGED TO 118.175 2506121400-PERM

ATC Tower

Yes

Attendance

MON-FRI 0800-1700

Owner

MERCED COUNTY
2222 M STREET
MERCED, CA 95340
Phone: 209-385-7686

Manager

GEORGE CLOVER
2222 M STREET
MERCED, CA 95340-4180
Phone: 209-617-5399

FSS

RANCHO MURIETA FSS (RIU)
Toll Free: 1-800-WX-BRIEF

NOTAM

MER

Light Schedule

Lights

WHEN ATCT CLSD ACTVT ALSF1 RWYS 13 & 31; HIRL RWY 13/31 - CTAF; 3 CLICKS ON, 5 CLICKS INCR INTST, 7 CLICKS OFF. PAPI RWYS 13 & 31 OPR CONSLY.

Beacon

N/A

Wind Indicator

Yes - Lighted

Segmented Cir.

Yes

Landing Fee

Parking

Hanger, Tie-Down

Int'l Operations

NOT a Landing Rights Airport
NOT an Airport of Entry

Airframe Repair

Minor

Pwrplant Repair

Minor

Bottled Oxygen

None

Bulk Oxygen

None

Other Services

None

Runway 13/31

Dimensions

11802 ft. x 150 ft.

Surface Type

ASPH CONC

Surface Cond

Good

Treatment

NONE

Rwy Edge Lgts

HIGH

Pavement Class

Single Wheel

155,000lbs

Double Wheel

200,000lbs

Double Tandem

415,000lbs

Dual Dbl Tand

720,000lbs

	Runway 13	Runway 31
True Heading	141°	321°
Traffic Pattern		Right
Markings	NPI	PIR
Markings Condition	GOOD	GOOD
Latitude	37° 23' 35"N	37° 22' 04"N
Longitude	120° 34' 51"W	120° 33' 20"W
Elevation	190'	178'
Threshold Crossing Height	75 ft. AGL	71 ft. AGL
Visual Glide Path Angle	3°	3°
Visual Slope Indicator	P4L	P4L
Approach Lights	ALSF1	ALSF1
Centerline Lights
Runway End Identifier Lights		No

A110-10	WHEN ATCT CLSD MAX OF 5 ACFT PMTD IN VFR TFC PAT AT ANY ONE TIME AND 2000 FT CIG AND 3 MIS VIS RCMDD.
A110-11	FOR CD WHEN ATCT IS CLSD CTC NORCAL APCH AT 916-361-0516.
A110-12	TWY B CLSD TO ACFT GTR THAN 30000 LBS.
A110-2	RY 13/31 180 DEGREE TURNS PROHIBITIED.
A110-3	FOR ARPT INFO 209-385-7686, EXTN 4180.
A110-4	RY 31 WILL BE THE DESIGNATED CALM WIND RY (WIND 5 KNOTS OR LESS).
A110-7	OPPOSITE END OF RY NOT VISIBLE ON TKOF. WHEN ATCT CLSD OPPOSITE DIRECTION TAKEOFFS AND LANDINGS ARE NOT AUTHORIZED.
A110-9	CIVILIAN AND MILITARY TRAINING MAY OCCASIONALLY CAUSE PATTERN CONGESTION.

CASTLE (ICAO: KMER, IATA: MER) is a public airport located in ATWATER, CA.

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