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TRI-COUNTY RGNL - Airport Diagram
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KLNR
ICAO KLNRIATA LNRLocal LNR
TRI-COUNTY RGNL
PublicPUB

2 miles N of LONE ROCK, WI, US
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Status
Operational
Coordinates
43° 12' 43"N 90° 10' 47"W
Elevation
717' MSL
Pattern Alt
1717' MSL
Mag Variation
2°W
Declination
0°
Fuel
JET A (FSII), 100LL
FSS
GREEN BAY (GRB)
Sectional
CHICAGO
ARTCC
CHICAGO (ZAU)
Data Effective
2/19/26-3/19/26
KLNR MVFR
11:48 AM CST  
Overcast 2,900'
10sm
18°F
6°F
30.42"Hg
310° 13kts
Gusts 25kts
AO2 T10781144
SPECI KLNR 221748Z AUTO 31013G25KT 10SM OVC029 M08/M14 A3042 RMK AO2 T10781144
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KLNR FBOs

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Tri-County Regional Airport
UNICOM: 123.0
Phone: (608) 583-2600
Other: (608) 965-8508
No Rating Available
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Phillips 66
As of 2/15
 100LL JET A JET A (FSII) MOGAS UL94
Self Serve 5.38 4.98
Full Serve 5.68
Fuel Notes
Prices include tax
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Weather and Advisory

ASOS 119.425
(608) 583-2576

Common

CTAF 123.0
MIRL RWY 09/27 PRESET TO LOW SS-SR; TO INCR INTST & ACTVT REIL 09 & 27; MIRL RWY 09/27; MIRL RWY 18/36 - CTAF. PAPI RWY 09 & 27 OPR CONSLY.
UNICOM 123.0

Approach

MADISON APPROACH 135.45

Departure

MADISON DEPARTURE 135.45

Center

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

Flight Service

Flight Service 122.3
(GRB)

Terminal Area Forecast

KMSN (37nm)
Sun, 2/22 11:20 AM CST
Sun, 2/22 12:00 PM CST - Mon, 2/23 12:00 PM CST
VFR
12:00 PM CST - 2:00 PM CST
Broken 5,000'
Scattered 2,500'
6sm
320° 12kts
Gusts 23kts
MVFR
2:00 PM CST - 11:00 PM CST
Broken 2,600'
6sm
330° 11kts
Gusts 21kts
VFR
11:00 PM CST - 12:00 PM CST
Scattered 11,000'
Few 3,000'
6sm
340° 12kts
TAF KMSN 221720Z 2218/2318 32012G23KT P6SM SCT025 BKN050
   FM222000 33011G21KT P6SM BKN026
   FM230500 34012KT P6SM FEW030 SCT110
KLNR
EffectiveExpiresCategoryNOTAM
Domestic
2/27/26
1400Z
2/27/26
2200Z
!LNR 02/015 LNR AIRSPACE FLTCK ACFT OPS WI AN AREA DEFINED AS 5NM RADIUS OF LNR SFC-3500FT AGL ACFT CS FLC75 2602271400-2602272200
2/24/26
0500Z
2/24/26
1200Z
!LNR 02/016 LNR COM REMOTE COM OUTLET 122.3 U/S 2602240500-2602241200
2/23/26
0900Z
2/23/26
1100Z
!LNR 02/009 LNR COM REMOTE COM OUTLET 122.3 U/S 2602230900-2602231100
1/23/26
1704Z
2/27/26
1800Z
Runway!LNR 01/016 LNR RWY 27 PAPI U/S 2601231704-2602271800
9/15/25
1215Z
Runway!LNR 09/008 LNR RWY 27 RWY END ID LGT U/S 2509151215-2603172111EST
9/15/25
1214Z
Runway!LNR 09/007 LNR RWY 09 RWY END ID LGT U/S 2509151214-2603172111EST
FDC
2/23/26
1500Z
3/2/26
1454Z
!FDC 6/8059 LNR IAP TRI-COUNTY RGNL, LONE ROCK, WI.
LOC RWY 27, AMDT 1...
PROCEDURE NA EXCEPT FOR ACFT EQUIPPED WITH SUITABLE RNAV SYSTEM WITH GPS,
DLL VORTAC OUT OF SERVICE. 2602231500-2603021454EST
9/16/24
1751Z
!FDC 4/6290 LNR IAP TRI-COUNTY RGNL, LONE ROCK, WI.
LOC RWY 27, AMDT 1...
DME REQUIRED. DLL R-207 RESTRICTED.
2409161751-2609201751EST
No
MON-FRI 0800-1700
SAUK & RICHLAND COUNTIES
181 W SEMINARY ST
RICHLAND CENTER, WI 53581
Phone: 608-649-3001
MARK HIGGS
E2525 CO. HWY JJ
SPRING GREEN, WI 53588
Phone: 608-583-2600
GREEN BAY FSS (GRB)
Toll Free: 1-800-WX-BRIEF
LNR
--
MIRL RWY 09/27 PRESET TO LOW SS-SR; TO INCR INTST & ACTVT REIL 09 & 27; MIRL RWY 09/27; MIRL RWY 18/36 - CTAF. PAPI RWY 09 & 27 OPR CONSLY.
N/A
Yes
Yes
No
Tie-Down
NOT a Landing Rights Airport
NOT an Airport of Entry
Major
Minor
None
None
None

Runway 09/27

5000 ft. x 75 ft.
ASPH  
Excellent 
NONE 
MED 
 
12,000lbs 
-- 
-- 
-- 
  Runway 09 Runway 27
True Heading 89°269°
Traffic Pattern Left Left
Markings NPI NPI
Markings Condition GOOD GOOD
Latitude 43° 12' 45"N 43° 12' 46"N
Longitude 90° 11' 14"W 90° 10' 06"W
Elevation 714' 717'
Threshold Crossing Height 35 ft. AGL 35 ft. AGL
Visual Glide Path Angle 3° 4°
Visual Slope Indicator P2L P2L
Approach Lights
Centerline Lights No No
Runway End Identifier Lights Yes Yes

Runway 18/36

1850 ft. x 60 ft.
ASPH  
Good 
NONE 
MED 
 
12,000lbs 
-- 
-- 
-- 
  Runway 18 Runway 36
True Heading 180°360°
Traffic Pattern
Markings BSC BSC
Markings Condition GOOD GOOD
Latitude 43° 12' 44"N 43° 12' 26"N
Longitude 90° 11' 07"W 90° 11' 07"W
Elevation 715' 716'
Threshold Crossing Height -- --
Visual Glide Path Angle -- --
Visual Slope Indicator -- --
Approach Lights
Centerline Lights
Runway End Identifier Lights
A110-1FOR CD CTC MADISON APP/DEP CON AT 608-249-8240. WHEN MADISON APCH CLSD, FOR CD CTC CHICAGO ARTCC AT 630-906-8921.
A110-2COLD TEMPERATURE AIRPORT. ALTITUDE CORRECTION REQUIRED AT OR BELOW -31C.
A15EMAIL ADDRESS: MARKHIGGSTCA@YAHOO.COM (ALL LOWER CASE)
A43-09OPERS CONSLY.
A43-27OPERS CONSLY.
A70-100LLSELF SVC FUEL AVBL H24 VIA CREDIT CARD.
A81-APTMIRL RWY 09/27 PRESET TO LOW SS-SR; TO INCR INTST & ACTVT REIL 09 & 27; MIRL RWY 09/27; MIRL RWY 18/36 - CTAF. PAPI RWY 09 & 27 OPR CONSLY.
TRI-COUNTY RGNL (ICAO: KLNR, IATA: LNR) is a public airport located in LONE ROCK, WI, US.