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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
4:55 AM EST  
Light Drizzle and Mist
Overcast 200'
1.25sm
43°F
43°F
30.16"Hg
040° 5kts
AO2 P0001
METAR K4I3 040955Z AUTO 04005KT 1 1/4SM -DZ BR OVC002 06/06 A3016 RMK AO2 P0001

4I3 FBOs

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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)
Wed, 3/4 12:46 AM EST
Wed, 3/4 1:00 AM EST - Thu, 3/5 1:00 AM EST
LIFR
1:00 AM EST - 4:00 AM EST
Mist
Broken 400'
3sm
VRB° 3kts
LIFR
4:00 AM EST - 8:00 AM EST
Light Showers and Rain and Mist
Overcast 200'
1sm
VRB° 3kts
LIFR
8:00 AM EST - 12:00 PM EST
Mist
Overcast 400'
3sm
090° 5kts
IFR
12:00 PM EST - 8:00 PM EST
Mist
Broken 600'
5sm
110° 5kts
LIFR
8:00 PM EST - 11:00 PM EST
Thunderstorm and Rain
Overcast 400'
2sm
Calm
IFR
8:00 PM EST - 1:00 AM EST
Showers and Rain and Mist
Overcast 600'
3sm
130° 3kts
TAF KCMH 040546Z 0406/0506 VRB03KT 3SM BR BKN004
   FM040900 VRB03KT 1SM -SHRA BR OVC002
   FM041300 09005KT 3SM BR OVC004
   FM041700 11005KT 5SM BR BKN006
   FM050100 13003KT 3SM SHRA BR OVC006
   PROB30 0501/0504 2SM TSRA OVC004CB
4I3
EffectiveExpiresCategoryNOTAM
Domestic
3/2/26
0702Z
6/30/26
0702Z
!4I3 03/001 4I3 OBST TOWER LGT (ASR 1266827) 401214.70N0823502.50W (8.0NM SSW 4I3) 1524.9FT (410.1FT AGL) U/S 2603020702-2606300702
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.