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KNOX COUNTY - Airport Diagram
LiveATC.net: Live Air Traffic - From Their Headsets to You

4I3
Local 4I3
KNOX COUNTY
PublicPUB

4 miles SW of MOUNT VERNON, OH, US
LiveATC.net: Live Air Traffic - From Their Headsets to You
Status
Operational
Coordinates
40° 19' 44"N 82° 31' 34"W
Elevation
1192' MSL
Pattern Alt
2000' MSL
Mag Variation
8°W
Declination
6°W
Fuel
JET A (FSII), 100LL
FSS
CLEVELAND (CLE)
Sectional
DETROIT
ARTCC
INDIANAPOLIS (ZID)
Data Effective
2/19/26-3/19/26
K4I3 LIFR
10:55 PM EST  
Fog
Overcast 200'
0.25sm
46°F
46°F
30.15"Hg
100° 2kts
AO2 P0001
METAR K4I3 040355Z AUTO 10002KT M1/4SM FG OVC002 08/08 A3015 RMK AO2 P0001

4I3 FBOs

No FBOs (Fixed Base Operators) are listed for this airport.
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Weather and Advisory

AWOS-3PT 126.05
(740) 397-6297

Common

CTAF 123.05
ACTVT REIL RWY 10 & 28; MIRL RWY 10/28 - CTAF. PAPI RWY 10 & 28 OPR CONSLY.
UNICOM 123.05

Clearance

Clearance Delivery 119.45

Approach

COLUMBUS APPROACH 125.95
Initial Contact

Departure

COLUMBUS DEPARTURE 125.95
Initial Contact

FAA A/FD Pages

Airport Minimums

Instrument Approach

Terminal Area Forecast

KCMH (26nm)
Tue, 3/3 6:39 PM EST
Tue, 3/3 7:00 PM EST - Wed, 3/4 7:00 PM EST
IFR
7:00 PM EST - 11:00 PM EST
Rain
Overcast 1,100'
1.5sm
210° 4kts
LIFR
Temporary 7:00 PM EST - 11:00 PM EST
Light Rain and Mist
Overcast 400'
1sm
Calm
IFR
11:00 PM EST - 5:00 AM EST
Mist
Overcast 500'
1.5sm
Calm
LIFR
12:00 AM EST - 5:00 AM EST
Light Rain
Overcast 300'
1sm
Calm
LIFR
5:00 AM EST - 10:00 AM EST
Light Rain and Mist
Overcast 400'
2sm
Calm
LIFR
10:00 AM EST - 4:00 PM EST
Light Rain
Overcast 300'
2sm
Calm
LIFR
10:00 AM EST - 7:00 PM EST
Light Rain and Mist
Overcast 400'
4sm
090° 5kts
TAF KCMH 032339Z 0400/0424 21004KT 1 1/2SM RA OVC011
   TEMPO 0400/0404 1SM -RA BR OVC004
   FM040400 00000KT 1 1/2SM BR OVC005
   PROB30 0405/0410 1SM -RA OVC003
   FM041000 00000KT 2SM -RA BR OVC004
   FM041500 09005KT 4SM -RA BR OVC004
   PROB30 0415/0421 2SM -RA OVC003
4I3
EffectiveExpiresCategoryNOTAM
Domestic
2/23/26
1232Z
!4I3 02/008 4I3 COM REMOTE TRANS/REC 119.45 U/S 2602231232-2603042000EST
2/21/26
0401Z
6/21/26
0401Z
!4I3 02/007 4I3 OBST TOWER LGT (ASR 1266827) 401214.70N0823502.50W (8.0NM SSW 4I3) 1524.9FT (410.1FT AGL) U/S 2602210401-2606210401
2/19/26
1701Z
6/30/26
2359Z
!4I3 02/006 4I3 OBST TOWER LGT (ASR 1050873) 402123.00N0823315.00W (2.1NM NW 4I3) 1397.0FT (196.9FT AGL) U/S 2602191701-2606302359
No
MON-FRI 0700-1700
SAT-SUN 0900-1700
24 HR PN FOR ATNDNC AFT HRS - CALL AMGR.
KNOX CO ARPT AUTHORITY
6481 KINNEY RD
MOUNT VERNON, OH 43050
Phone: 740-397-9647
JOSH WYNN
6481 KINNEY RD
MOUNT VERNON, OH 43050
Phone: 740-397-9647
CLEVELAND FSS (CLE)
Toll Free: 1-800-WX-BRIEF
4I3
--
ACTVT REIL RWY 10 & 28; MIRL RWY 10/28 - CTAF. PAPI RWY 10 & 28 OPR CONSLY.
N/A
Yes - Lighted
No
No
Hanger, Tie-Down
NOT a Landing Rights Airport
NOT an Airport of Entry
Major
Major
None
None
Crop Dusting
Pilot Instruction
Aircraft Rental

Runway 10/28

5504 ft. x 100 ft.
ASPH  
Good 
GRVD 
MED 
 
55,000lbs 
100,000lbs 
-- 
-- 
  Runway 10 Runway 28
True Heading 98°278°
Traffic Pattern Left Left
Markings NPI NPI
Markings Condition GOOD GOOD
Latitude 40° 19' 48"N 40° 19' 40"N
Longitude 82° 32' 09"W 82° 30' 59"W
Elevation 1,187' 1,184'
Threshold Crossing Height 40 ft. AGL 40 ft. AGL
Visual Glide Path Angle
Visual Slope Indicator P4L P4L
Approach Lights
Centerline Lights No No
Runway End Identifier Lights Yes Yes
A110-1DEER, BIRDS, & OTR WILDLIFE ON & INVOF ARPT.
A14KNOXAIRPORT@EMBARQMAIL.COM.
A17-M124 HR PN FOR ATNDNC AFT HRS - CALL AMGR.
A70-100LLFUEL AVBL H24 SELF SER VIA CREDIT CARD.
A81-APTACTVT REIL RWY 10 & 28; MIRL RWY 10/28 - CTAF. PAPI RWY 10 & 28 OPR CONSLY.
KNOX COUNTY (IATA: 4I3) is a public airport located in MOUNT VERNON, OH, US.