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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, US
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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)
1/22/26-2/19/26
KMSN VFR
3:53 AM CST  
Clear
10sm
1°F
-2°F
30.30"Hg
Calm
AO2 SLP279 T11721189 $
METAR KMSN 010953Z AUTO 00000KT 10SM CLR M17/M19 A3030 RMK AO2 SLP279 T11721189 $
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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 1/17
 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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Weather and Advisory

ATIS 124.65
ASOS (608) 410-1285

Common

CTAF 119.3
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.
UNICOM 122.95

Clearance

Clearance Delivery 121.625

Ground

MADISON GROUND 121.9
0600-2300

Tower

MADISON TOWER 119.3
0600-2300

Approach

MADISON APPROACH 120.1
EAST
MADISON APPROACH 135.45
WEST

Departure

MADISON DEPARTURE 120.1
EAST
MADISON DEPARTURE 135.45
WEST

Center

MADISON CENTER 133.3
LOW, APCH/DEP SVC PRVDD BY CHICAGO ARTCC ON FREQS 133.3/257.925 (LONE ROCK RCAG) & 135.45 WHEN MADISON APCH CTL CLSD.

Flight Service

Flight Service 122.6
(GRB)

Emergency

Emergency 121.5

Military

ANG OPS 40.8
CALL MADISON OPS
ANG OPS 123.4
CALL MADISON OPS .
ANG OPS 138.175

Other

CLASS C 120.1
EAST
CLASS C 135.45
WEST

Terminal Area Forecast

KMSN
Sat, 1/31 11:20 PM CST
Sun, 2/1 12:00 AM CST - Mon, 2/2 12:00 AM CST
VFR
12:00 AM CST - 7:00 AM CST
Few 25,000'
6sm
Calm
VFR
7:00 AM CST - 11:00 AM CST
Broken 25,000'
6sm
180° 5kts
MVFR
11:00 AM CST - 4:00 PM CST
Light Snow
Overcast 2,500'
4sm
Calm
VFR
11:00 AM CST - 8:00 PM CST
Overcast 5,000'
Scattered 3,500'
6sm
190° 9kts
MVFR
8:00 PM CST - 12:00 AM CST
Light Snow
Broken 2,500'
Scattered 1,600'
3sm
200° 6kts
TAF KMSN 010520Z 0106/0206 00000KT P6SM FEW250
   FM011300 18005KT P6SM BKN250
   FM011700 19009KT P6SM SCT035 OVC050
   PROB30 0117/0122 4SM -SN OVC025
   FM020200 20006KT 3SM -SN SCT016 BKN025
KMSN
EffectiveExpiresCategoryNOTAM
Domestic
2/4/26
2130Z
2/4/26
2330Z
Runway!MSN 01/407 MSN RWY 14/32 CLSD 2602042130-2602042330
2/4/26
2000Z
2/4/26
2100Z
Runway!MSN 01/406 MSN RWY 18/36 CLSD 2602042000-2602042100
2/2/26
1400Z
2/2/26
2300Z
!MSN 01/409 MSN SVC MBST/WS DETECTION SYSTEM NOT AVBL 2602021400-2602022300
2/2/26
1400Z
2/2/26
2300Z
!MSN 01/408 MSN SVC TAR/SSR U/S 2602021400-2602022300
1/30/26
1114Z
12/31/26
2359Z
!MSN 01/411 MSN OBST BLDG LGT (ASN UNKNOWN) 430718N0892026W (0.39NM S APCH END RWY 36)
UNKNOWN (20FT AGL) U/S 2601301114-2612312359
1/30/26
0852Z
2/28/26
2359Z
!MSN 01/410 MSN OBST POLE LGT (ASN UNKNOWN) 430845N0892039W (.60NM NW MSN)
912FT (25FT AGL) U/S 2601300852-2602282359
1/12/26
1300Z
2/9/26
2130Z
!MSN 01/124 MSN OBST CRANE (ASN UNKNOWN) 430732N0892021W (.15NM SE APCH END RWY 36)
UNKNOWN (42FT AGL) LGTD DLY 1300-2130 2601121300-2602092130
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
1/7/26
1319Z
!FDC 6/1179 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).
2601071319-2608191319EST
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
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.
A14MATT POWERS - 608-661-6452
A39-03/21PCR VALUE: 780/R/D/W/T
A39-14/32PCR VALUE: 710/R/D/W/T
A39-18/36PCR VALUE: 780/R/C/W/T
A43-18UNUSBL BYD 9 DEGS RIGHT OF CNTRLN.
A47-18RWY CC NOT REPORTED.
A47-36RWY CC NOT REPORTED.
A49-36ALSF2 OPRS AS SSALR WHEN TWR CLSD.
A57-03TAP
A57-18APCH RATIO 40:1 FM DTHR.
A81-APTACTVT 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.
E147MILITARY: OVHD TFC PAT ALT RSTRD TO 3500 FT MSL; RWY 18/36 L TURN.
E60-18_BAK-14BAK-14 BAK-12(B) (1900').
E60-21_BAK-14BAK-14 BAK-12(B) (1620').
E60-36_BAK-14BAK-14 BAK-12(B) (1750').
DANE COUNTY RGNL/TRUAX FLD (ICAO: KMSN, IATA: MSN) is a public airport located in MADISON, WI, US.