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NEWTON MUNI-EARL JOHNSON FLD - Airport Diagram
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KTNU
ICAO KTNUIATA TNULocal TNU
NEWTON MUNI-EARL JOHNSON FLD
PublicPUB

2 miles SE of NEWTON, IA, US
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Status
Operational
Coordinates
41° 40' 28"N 93° 01' 18"W
Elevation
953' MSL
Pattern Alt
1953' MSL
Mag Variation
0°
Declination
0°
Fuel
JET A, 100LL
FSS
FORT DODGE (FOD)
Sectional
OMAHA
ARTCC
CHICAGO (ZAU)
Data Effective
2/19/26-3/19/26
KTNU MVFR
12:35 PM CST  
Broken 1,600'
10sm
16°F
7°F
30.57"Hg
320° 17kts
Gusts 23kts
A01
METAR KTNU 221835Z AUTO 32017G23KT 10SM BKN016 M09/M14 A3057 RMK A01
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KTNU FBOs

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Johnson Aviation
UNICOM: 122.8
Phone: (641) 792-1292
No Rating Available
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Phillips 66
As of 2/5
 100LL JET A JET A (FSII) MOGAS UL94
Self Serve
Full Serve 5.89 5.49
Fuel Notes
Prices include tax
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Weather and Advisory

AWOS-3 132.275
(641) 791-3302

Common

CTAF 122.8
ACTVT MIRL RY 14/32, VASI RYS 14 & 32, REIL RWY 14 AND MALSR RWY 32 - CTAF.
UNICOM 122.8

Clearance

Clearance Delivery 126.3

Approach

DES MOINES APPROACH 123.9

Departure

DES MOINES DEPARTURE 123.9

Terminal Area Forecast

KDSM (30nm)
Sun, 2/22 11:40 AM CST
Sun, 2/22 12:00 PM CST - Mon, 2/23 12:00 PM CST
VFR
12:00 PM CST - 5:00 PM CST
Sky Clear
6sm
310° 16kts
VFR
5:00 PM CST - 8:00 AM CST
Few 25,000'
6sm
330° 12kts
Gusts 23kts
VFR
8:00 AM CST - 12:00 PM CST
Few 11,000'
6sm
340° 5kts
TAF KDSM 221740Z 2218/2318 31016KT P6SM SKC
   FM222300 33012G23KT P6SM FEW250
   FM231400 34005KT P6SM FEW110
KTNU
EffectiveExpiresCategoryNOTAM
Domestic
2/20/26
2104Z
2/24/26
1800Z
!TNU 02/017 TNU AD ALL SFC 4FT WINDROWS ADJ 2602202104-2602241800
2/20/26
0612Z
4/6/26
0607Z
!TNU 02/014 TNU OBST TOWER LGT (ASR 1036827) 413217.00N0931758.00W (14.9NM WSW TNU) 1642.4FT (750.3FT AGL) U/S 2602200612-2604060607
2/13/26
1817Z
4/13/26
2359Z
!TNU 02/006 TNU OBST TOWER LGT (ASR 1016996) 415242.00N0931227.00W (14.8NM NW TNU) 1415.0FT (415.0FT AGL) U/S 2602131817-2604132359
2/12/26
1405Z
4/12/26
2359Z
!TNU 02/005 TNU AD AP ABN U/S 2602121405-2604122359
1/15/26
0220Z
3/16/26
0220Z
!TNU 01/014 TNU OBST TOWER LGT (ASR 1243149) 414225.60N0925949.60W (2.3NM NNE TNU) 1213.9FT (265.1FT AGL) U/S 2601150220-2603160220
FDC
5/23/25
1826Z
!FDC 5/4639 TNU IAP NEWTON MUNI-EARL JOHNSON FLD, NEWTON, IA.
RNAV (GPS) RWY 14, AMDT 1B...
LNAV/VNAV MINIMUMS DA 1204/HAT 251 ALL CATS.
2505231826-2705232359EST
No
MON-FRI 0730-1800
SAT-SUN 0800-1700
AFT HRS ONLY CALL (515) 360-1807.
CITY OF NEWTON
115 N. 2ND AVE E. PO BOX 399
NEWTON, IA 50208
Phone: 641-792-2787
ETHAN NASALROAD
BOX 986-2901 RUSTY WALLACE DRIVE
NEWTON, IA 50208
Phone: 641-792-1292
FORT DODGE FSS (FOD)
Toll Free: 1-800-WX-BRIEF
TNU
--
ACTVT MIRL RY 14/32, VASI RYS 14 & 32, REIL RWY 14 AND MALSR RWY 32 - CTAF.
N/A
Yes - Lighted
No
No
Hanger, Tie-Down
NOT a Landing Rights Airport
NOT an Airport of Entry
Major
Major
None
None
Charter Service
Pilot Instruction
Aircraft Rental
Aircraft Sales

Runway 14/32

5600 ft. x 100 ft.
ASPH  
Good 
NONE 
MED 
32/F/D/X/T 
45,000lbs 
51,000lbs 
-- 
-- 
  Runway 14 Runway 32
True Heading 141°321°
Traffic Pattern Left Left
Markings NPI PIR
Markings Condition FAIR FAIR
Latitude 41° 40' 50"N 41° 40' 06"N
Longitude 93° 01' 41"W 93° 00' 55"W
Elevation 952' 946'
Threshold Crossing Height 39 ft. AGL 49 ft. AGL
Visual Glide Path Angle 3° 3°
Visual Slope Indicator V4L V4L
Approach Lights MALSR
Centerline Lights
Runway End Identifier Lights Yes
A110-1RY 14 IS CALM WIND RY.
A110-2STADIUM WITHIN 3NM, CHECK FOR EVENTS.
A110-3SEASONAL MIGRATORY WATERFOWL INVOF ARPT.
A110-4FOR CD CTC DES MOINES ATCT ON 126.3 OR CALL 515-974-8016.
A17-M1AFT HRS ONLY CALL (515) 360-1807.
A81-APTACTVT MIRL RY 14/32, VASI RYS 14 & 32, REIL RWY 14 AND MALSR RWY 32 - CTAF.
A96ULTRA-LIGHT ACTIVITY DISCOURAGED.
NEWTON MUNI-EARL JOHNSON FLD (ICAO: KTNU, IATA: TNU) is a public airport located in NEWTON, IA, US.