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DANE COUNTY RGNL/TRUAX FLD - Airport Diagram
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KMSN
DANE COUNTY RGNL/TRUAX FLD
PublicPUB

5 miles NE of MADISON, WI
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LiveATC.net: Live Air Traffic - From Their Headsets to You
Operational
43° 08' 24"N 89° 20' 15"W
887' MSL
1887' MSL
03W
JET A, JET A+, CILI, 100LL
GREEN BAY (GRB)
CHICAGO
CHICAGO (ZAU)
11/27/25-12/25/25
KMSN VFR
12:53 AM CST  
Clear
10sm
37°F
32°F
29.59"Hg
180° 12kts
AO2 SLP027 T00280000
METAR KMSN 180653Z AUTO 18012KT 10SM CLR 03/00 A2959 RMK AO2 SLP027 T00280000
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KMSN FBOs

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Wisconsin Aviation
UNICOM: 122.95
Phone: (608) 268-5006
Fax: (608) 268-5038
No Rating Available
0 Reviews (Read | Sign In To Write)
Avfuel
As of 12/13
 100LL JET A JET A (FSII) MOGAS UL94
Self Serve
Full Serve 5.59 4.99 5.02
Fuel Notes
Prices include tax
Full service only.
Volume Discounts
Jet-A purchased at retail is discounted $0.10 per gallon over 300 gallons, $0.15 per gallon over 600 gallons, and $0.20 per gallon over 1000 gallons.
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122.95 119.3

ATIS

ATIS
 124.65

Approach/Departure

APCH/P DEP/P
EAST
 120.1
APCH/P DEP/P
WEST
 135.45

Clearance Delivery

CD/P
 121.625

Emergency

EMERG
 121.5

Ground

GND/P
 121.9

Tower

LCL/P
 119.3

Other

ANG OPS
 40.8
ANG OPS
 123.4
ANG OPS
 138.175
CLASS C
EAST
 120.1
CLASS C
WEST
 135.45

Terminal Area Forecast

KMSN
Wed, 12/17 11:37 PM CST
Thu, 12/18 12:00 AM CST - Fri, 12/19 12:00 AM CST
VFR
12:00 AM CST - 5:00 AM CST
Overcast 17,000'
6sm
170° 13kts
IFR
3:00 AM CST - 5:00 AM CST
Light Rain
Overcast 800'
5sm
Calm
IFR
5:00 AM CST - 12:00 PM CST
Light Rain
Overcast 600'
3sm
180° 13kts
Gusts 24kts
MVFR
12:00 PM CST - 3:00 PM CST
Broken 2,000'
6sm
250° 10kts
Gusts 20kts
MVFR
3:00 PM CST - 12:00 AM CST
Broken 2,000'
6sm
270° 16kts
Gusts 30kts
IFR
Temporary 4:00 PM CST - 6:00 PM CST
Light Showers and Snow
Broken 1,500'
1sm
Calm
TAF KMSN 180537Z 1806/1906 17013KT P6SM OVC170 WS020/19045KT
   PROB30 1809/1811 5SM -RA OVC008
   FM181100 18013G24KT 3SM -RA OVC006 WS020/20050KT
   FM181800 25010G20KT P6SM BKN020
   FM182100 27016G30KT P6SM BKN020
   TEMPO 1822/1824 1SM -SHSN BKN015
KMSN
EffectiveExpiresCategoryNOTAM
Domestic
12/17/25
2320Z
12/18/25
2320Z
Runway!MSN 12/332 MSN RWY 18 FICON 5/5/5 70 PCT WET DEICED LIQUID 100FT WID OBS AT 2512172320. 2512172320-2512182320
12/17/25
2251Z
12/18/25
2251Z
!MSN 12/331 MSN TWY E FICON PATCHY ICE OBS AT 2512172251. 2512172251-2512182251
12/17/25
2251Z
12/18/25
2251Z
!MSN 12/330 MSN APRON EAST RAMP FICON PATCHY ICE OBS AT 2512172251. 2512172251-2512182251
12/17/25
1300Z
12/18/25
2100Z
!MSN 12/315 MSN OBST CRANE (ASN UNKNOWN) 430716N0891955W (0.6NM SE APCH END RWY 36)
UNKNOWN (60FT AGL) FLAGGED DLY 1300-2100 2512171300-2512182100
12/7/25
1819Z
1/2/26
2359Z
!MSN 12/132 MSN TWY L1 CLSD 2512071819-2601022359
11/27/25
1132Z
12/31/25
2359Z
!MSN 11/115 MSN OBST POLE (ASN UNKNOWN) 430816N0891948W (0.2NM NW APCH END RWY 32)
UNKNOWN (10FT AGL) NOT LGTD 2511271132-2512312359
11/27/25
1130Z
12/31/25
2359Z
!MSN 11/114 MSN AD AP WDI FOR RWY 32 LGT U/S 2511271130-2512312359
11/27/25
1129Z
12/31/25
2359Z
!MSN 11/113 MSN OBST BLDG LGT (ASN UNKNOWN) 430718N0892026W (0.39NM S APCH END RWY 36)
UNKNOWN (20FT AGL) U/S 2511271129-2512312359
11/11/25
2123Z
10/26/26
2359Z
!MSN 11/054 MSN OBST CRANE (ASN 2025-AGL-9148-OE) 430450N0892236W (4.0NM SSW MSN) 1110FT (260FT AGL) FLAGGED AND LGTD 2511112123-2610262359
10/3/25
1808Z
5/29/26
2300Z
!MSN 10/006 MSN APRON EAST RAMP SFC MARKINGS NOT MARKED BTN TWY M AND TWY J 2510031808-2605292300
5/14/25
1920Z
2/27/26
2300Z
!MSN 05/063 MSN OBST CRANE (ASN 2024-AGL-9457-OE) 430922N0891805W (1.9NM ENE MSN) 1085FT (180FT AGL) FLAGGED AND LGTD 2505141920-2602272300
FDC
7/15/25
1613Z
!FDC 5/8632 MSN IAP DANE COUNTY RGNL/TRUAX FLD, MADISON, WI.
RNAV (GPS) RWY 3, ORIG-E...
LPV DA 1141/HAT 281 ALL CATS. VIS 7/8 ALL CATS.
TEMPORARY CRANE, 1007 MSL, 1108FT EAST OF RWY 3 (2024-AGL-15586-NRA).
2507151613-2602241613EST
6/2/25
1711Z
!FDC 5/7745 MSN IAP DANE COUNTY RGNL/TRUAX FLD, MADISON, WI.
RNAV (GPS) RWY 3, ORIG-E...
LPV DA 1141/HAT 281 ALL CATS. VIS 7/8 ALL CATS.
LNAV/VNAV DA 1263/HAT 403 ALL CATS. VIS 1 1/8 ALL CATS.
TEMPORARY CRANES, UP TO 1052 MSL, BEGINNING 3947FT SW OF RWY 3 (2024-AGL-16443 THRU 16446-OE) , TEMPORARY CRANE, 1007 MSL, 1108FT EAST OF RWY 3 (2024-AGL-15586-NRA).
2506021711-2601121711EST
10/31/24
1312Z
!FDC 4/6966 MSN IAP DANE COUNTY RGNL/TRUAX FLD, MADISON, WI.
ILS OR LOC RWY 21, ORIG-E...
RADAR OR DME REQUIRED EXCEPT FOR ACFT EQUIPPED WITH SUITABLE RNAV SYSTEM WITH GPS.
DLL R-129 RADIAL UNUSABLE..
2410311312-2610311312EST
Military
12/2/25
1330Z
2/13/26
2359Z
WISCONSIN AIR NTL GUARD RAMP VEHICLE SERVICE ROAD AT NORTH END OF APRON. NO ACCESS TO 115FW APRON FROM SOUTH RAMP. LIGHTED AND BARRICADED
Yes
ALL
DANE COUNTY
4000 INTERNATIONAL LANE
MADISON, WI 53704
Phone: 608-246-3380
MARK PAPKO
4000 INTERNATIONAL LANE
MADISON, WI 53704
Phone: 605-246-3390
GREEN BAY FSS (GRB)
Toll Free: 1-800-WX-BRIEF
MSN
--
ACTVT MALSR RWY 18 & 21; REIL RWY 03, 14 & 32; HIRL RWY 03/21, 14/32 & 18/36 - CTAF. WHEN ATCT CLSD HIRL RWY 18/36 PRESET LOW INTST; INCR INTST - CTAF.
N/A
Yes - Lighted
No
No
Hangar
NOT a Landing Rights Airport
NOT an Airport of Entry
Major
Major
High & Low Pressure
None
Air Freight
Air Ambulance
Avionics
Cargo Handling
Charter Service
Pilot Instruction
Aircraft Rental
Aircraft Sales

Runway 03/21

7200 ft. x 150 ft.
CONC  
Good 
GRVD 
HIGH 
 
120,000lbs 
230,000lbs 
380,000lbs 
-- 
  Runway 03 Runway 21
True Heading 29°209°
Traffic Pattern
Markings PIR PIR
Markings Condition GOOD GOOD
Latitude 43° 07' 60"N 43° 09' 02"N
Longitude 89° 20' 30"W 89° 19' 43"W
Elevation 861' 887'
Threshold Crossing Height 49 ft. AGL 53 ft. AGL
Visual Glide Path Angle 3° 3°
Visual Slope Indicator P4L P4L
Approach Lights MALSR
Centerline Lights
Runway End Identifier Lights Yes

Runway 14/32

5846 ft. x 150 ft.
CONC  
Good 
GRVD 
HIGH 
 
120,000lbs 
210,000lbs 
320,000lbs 
-- 
  Runway 14 Runway 32
True Heading 136°316°
Traffic Pattern Left Left
Markings NPI NPI
Markings Condition GOOD GOOD
Latitude 43° 08' 52"N 43° 08' 11"N
Longitude 89° 20' 30"W 89° 19' 35"W
Elevation 859' 862'
Threshold Crossing Height 45 ft. AGL 56 ft. AGL
Visual Glide Path Angle 3° 3°
Visual Slope Indicator P4L P4L
Approach Lights
Centerline Lights No No
Runway End Identifier Lights Yes Yes

Runway 18/36

9006 ft. x 150 ft.
CONC  
Fair 
GRVD 
HIGH 
 
120,000lbs 
230,000lbs 
380,000lbs 
870,000lbs 
  Runway 18 Runway 36
True Heading 182°2°
Traffic Pattern Left Left
Markings PIR PIR
Markings Condition GOOD GOOD
Latitude 43° 08' 57"N 43° 07' 28"N
Longitude 89° 20' 28"W 89° 20' 32"W
Elevation 860' 862'
Threshold Crossing Height 57 ft. AGL 59 ft. AGL
Visual Glide Path Angle 3° 3°
Visual Slope Indicator P4L P4L
Approach Lights MALSR ALSF2
Centerline Lights Yes Yes
Runway End Identifier Lights No No
A110-2W RAMP RSTRD TO ACR.
A110-24ANG: PPR - 115FW.PPR.ORG@US.AF.MIL. OPS HR 1200-2230Z++MON-THURS - D724-8642/8436/C608 245-4642/4436. H24 - D724-8580 H24/C608 245-4580.
A110-25AVOID OTFC OF YAHARA RIVER INVOF ARPT BLW 2000 FT.
A110-28RWY 14 & 18 APCH ENDS CLOSELY ALIGNED; VERIFY RWY & HDG BFR DEP.
A110-29TWY L1, L6, B5, E & H NORTH OF RWY 14/32, E RAMP BTN TWY H & M CLSD TO WINGSPAN GTR THAN 118 FT. TWYS B1, J & B NORTH OF TWY M & E RAMP CLSD TO WINGSPAN GTR THAN 150 FT.
A110-3NOISE ABATEMENT PROC IN EFCT; DEP RWY 03 & 36; ARR RWY 18 & 21.
A110-31ARNG: PPR; TSNT SVC LTD; HEL RQR SVC - ARMY OPS; 1300-2200Z++ MON, TUE; 1300-0400Z++ WED-FRI, CLSD SAT, SUN - D745-8310/C608-301-8310.
A110-32HIGH RISK FLT TEST PPR - AMGR.
A110-34ENG RUNUP N HOLD BAY ONLY.
A110-35BARRICADES ALG W EDGE OF S RAMP ADJ MIL RAMP.
A110-36W RAMP UNCTLD; PUSHBACK AT PILOT DISCRETION.
A110-38AVGAS E OR S APRON ONLY.
A110-41RWY 18, 21, 36 BAK-14 ARRESTING CABLE MIL USE ONLY; RETRACTED WHEN NOT IN USE.
A110-42FOR CD CTC MADISON APP/DEP CON AT 608-249-8240. WHEN MADISON APCH CLSD, FOR CD CTC CHICAGO ARTCC AT 630-906-8921.
A110-43TWY F MIL FIGHTER USE ONLY. TWY G PERM CLSD.
A110-44GEN AVN SVC AVBL E RAMP ONLY.
A110-5TBJT TRNG OPS PROH.
A110-7BIRDS ON & INVOF ARPT.
DANE COUNTY RGNL/TRUAX FLD (ICAO: KMSN, IATA: MSN) is a public airport located in MADISON, WI.