Skip to content

KMWC · Lawrence J Timmerman Airport

ICAO · US · 16 NTSB events

ID KMWC FAA MWC Elev 745 ft Lat 43° 6.62' N Lon 88° 2.06' W Zulu …

Live conditions

METAR

fetching…

Wind / Visibility

—

Density altitude (now)

—

Decode in METAR tool TAF on AWC ↗ NOTAMs ↗

Aerial view

No FAA diagram published

Imagery © Esri, Maxar, Earthstar Geographics, USDA FSA

Runways

8 runway ends on file. Longest: 4,107 ft. Max gradient: 0.28%

Designator Heading Length Width Surface Lighting Gradient
15L 146° 4,107 ft 75 ft ASP Yes —
33R 326° 4,107 ft 75 ft ASP Yes —
15R 145° 3,231 ft 270 ft GRS No —
33L 325° 3,231 ft 270 ft GRS No —
04L 036° 3,203 ft 75 ft ASP Yes —
22R 216° 3,203 ft 75 ft ASP Yes —
04R 036° 2,840 ft 270 ft GRS No —
22L 216° 2,840 ft 270 ft GRS No —

Lengths + headings: in-app airport database. Surface, width, lighting: OurAirports. Gradient: derived from FAA NASR runway-end elevations (NASR's RWY_GRAD field is empty in 99.99% of rows).

Communications · 7 frequencies

  • ATIS ATIS 128.300
  • GND TIMMERMAN GND 121.700
  • TWR TWR 120.500
  • CTAF CTAF 120.500
  • A/D MILWAUKEE APP/DEP 128.700
  • RDO GREEN BAY RDO 112.500
  • UNIC UNICOM 122.950

Live ATC audio (streaming + archived): Open KMWC on LiveATC ↗

Chart Supplement remarks, plain English · cycle 22JAN2026 · 3 matched · 31 not yet translated

Translations anchored to the FAA text; the raw FAA text is authoritative.

TL;DR

  • ·Pilot-controlled lighting: click mic 7 times on the CTAF to activate REIL Rwy 04L, 15L, 22R, & 33R; PAPI Rwy 15L & 33R; VASI Rwy 04L & 22R; and MIRL Rwy 04L–22R. Lights stay on 15 minutes — click again to refresh.
  • ·Wildlife on or near runways. Vigilant scan during taxi, takeoff, and landing roll. Birds also reported in the area.

Watch for

  • Pilot-controlled lighting: click mic 7 times on the CTAF to activate REIL Rwy 04L, 15L, 22R, & 33R; PAPI Rwy 15L & 33R; VASI Rwy 04L & 22R; and MIRL Rwy 04L–22R. Lights stay on 15 minutes — click again to refresh.

    pcl ctaf

  • Wildlife on or near runways. Vigilant scan during taxi, takeoff, and landing roll. Birds also reported in the area.

    wildlife hazard

All translated remarks (3)

  • Pilot-controlled lighting: click mic 7 times on the CTAF to activate REIL Rwy 04L, 15L, 22R, & 33R; PAPI Rwy 15L & 33R; VASI Rwy 04L & 22R; and MIRL Rwy 04L–22R. Lights stay on 15 minutes — click again to refresh.

    Raw FAA text · service · operational

    actvt REIL Rwy 04L, 15L, 22R, & 33R; PAPI Rwy 15L & 33R; VASI Rwy 04L & 22R; and MIRL Rwy 04L–22R—CTAF

  • Wildlife on or near runways. Vigilant scan during taxi, takeoff, and landing roll. Birds also reported in the area.

    Raw FAA text · airport remarks · operational

    Birds on and invof arpt.

  • Airport attended 1400–2200Z‡. Self-service or limited operations outside attended hours.

    Raw FAA text · airport remarks · advisory

    Attended 1400–2200Z‡.

Not yet translated · raw FAA text (31 sentences)
  • ·WISCONSIN 371 CONTINUED FROM PRECEDING PAGE
  • ·ASOS 126.4 (414) 400–9402.
  • ·D–ATIS 126.4 UNICOM 122.95 MILWAUKEE RCO 122.6 (GREEN BAY RADIO) Unusable byd 30 NM blo 3000´. ®MILWAUKEE APP CON 118.0 (B) SE 126.5 (A) NW ®MILWAUKEE DEP CON 125.35 (A) NW 135.875 (B) SE MILWAUKEE TOWER 124.575 GND CON 121.8 CLNC DEL 120.8 RAMP CTL 129.05 (West Ramp deice/Follow Me; Cargo Ramp deice/Follow Me; South Ramp deice/Follow Me) 128ARW ANG COMD POST 321.0 6761 (UPSET CON) CPDLC (LOGON KUSA) PDC
  • ·BADGER (H) (H) VORW/DME 116.4 BAE Chan 111 N43º07.01´ W88º17.06´ 119º 19.9 NM to fld. 1070/2E.
  • ·ILS/DME 110.3 I–MKE Chan 40 Rwy 01L.
  • ·ILS/DME 111.5 I–GMF Chan 52 Rwy 07R.
  • ·LOC front unusable byd 15º right of course and 20º left of course.
  • ·ILS/DME 110.3 I–BLY Chan 40 Rwy 19R.
  • ·LOC/DME 111.5 I–PXY Chan 52 Rwy 25L.
  • ·LOC unusable byd 15º left and right of course.
  • ·COMM/NAV/WEATHER REMARKS: APP/DEP CON: (A) West of 01L–19R extended LOC course of active rwy and north of Rwy 07R–25L extended course of active rwy.
  • ·(B) East of Rwy 01L–19R extended LOC course of active rwy and south of Rwy 07R–25L extended course of active rwy. – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – LAWRENCE J TIMMERMAN (MWC)(KMWC) 5 NW UTC–6(–5DT) N43º06.62´ W88º02.07´ 745 B NOTAM FILE MWC RWY 15L–33R: H4107X75 (ASPH) S–30 MIRL RWY 15L: REIL.
  • ·PAPI(P4R)—GA 3.0º TCH 41´.
  • ·PAPI(P4L)—GA 4.0º TCH 40´.
  • ·RWY 15R–33L: 3231X270 (TURF) RWY 33L: Tree.
  • ·RWY 04L–22R: H3203X75 (ASPH) S–30 MIRL RWY 04L: REIL.
  • ·VASI(V4L)—GA 4.0º TCH 44´.
  • ·VASI(V4L)—GA 4.0º TCH 45´.
  • ·RWY 04R–22L: 2840X270 (TURF) RWY 04R: Trees.
  • ·Turf Rwys 04R–22L, Rwy 15R–33L and all turf twys clsd 15 Oct–1 May.
  • ·Conds unmon Mon–Fri 2130–1230Z‡, Sat, Sun, or fed hols.
  • ·Rwy 04R and 22L mkd by white tfc cones.
  • ·Rwy 15R and 33L mkd by white tfc cones.
  • ·AIRPORT MANAGER: 414-747-5775
  • ·AWOS–3 (414) 461–2954 LAWRS.
  • ·CTAF 120.5 ATIS 128.3 UNICOM 122.95 ®MILWAUKEE APP/DEP CON 125.35 TOWER 120.5 (1300–0300Z‡) GND CON 121.7 CLNC DEL 121.7
  • ·CLASS D svc 1300–0300Z‡; other times CLASS G.
  • ·TIMMERMAN (DH) DME 115.65 LJT Chan 103(Y) N43º06.59´ W88º02.24´ at fld. 737.
  • ·DME unusable: 125º–145º byd 30 NM 190º–340º byd 15 NM LOC 108.5 I–MWC Rwy 15L.
  • ·LOC unmonitored when ATCT clsd.

+ 1 more sentence · see Chart Supplement page below for the full text

Field profile

Use

Public-use

Ownership

Public

Scheduled service

No

IATA · MWC

FAA Chart Supplement

NTSB events

16 NTSB-recorded events on file at this airport .

Total events

17

since 1982

Fatal

2

11.8% of total

Last 5 years

1

≈ 0.2/yr

Last 10 years

1

≈ 0.1/yr

Ranking across all airports · Open in accident map ↗

Operations volume

FAA TAF · history through 2024

2005 2024

Peak: 111,959 ops in 1991

2024 total

25,109

10-yr total

288,904

2024 mix

AC/AT 2% · GA 97% · Mil 1%

Events / million ops

3.5

last 10 years

Fatal / million ops

0.41

approximate · 10-yr scaled

Last 10 years · n=1

  • Stall / spin 1

All time · n=16

  • Weather · wind / icing / convective 5
  • Other 4
  • Engine failure / power loss 2
  • Stall / spin 2
  • Ground collision 1
  • Controlled flight into terrain 1
  • Gear-up landing 1

Categories rule-matched from NTSB findings and probable-cause text. "Other" = not enough agency text to classify.

Date Aircraft · Classification · Wx Sev
2022-05-26 Cessna 152 · Stall / spin · VMC · day →
2015-07-29 Socata TBM 700 · Stall / spin · VMC · day →
2010-03-06 Hawker Beechcraft Corp. A36 · Gear-up · VMC · day →
2002-03-13 Aviat Pitts S-2B · Engine failure · day →
2001-08-09 Piper PA-46-310P · CFIT · VMC · night →
1993-08-22 Beech 23 · Other · day →
1990-07-18 Mitsubishi MU-300 · Weather · IMC · day →
1989-07-24 Piper PA38-112 · Weather · VMC · day →
1988-10-23 Beech F35 · Weather · IMC · day →
1988-08-07 Cessna 172 · Other · VMC · day →
1986-06-17 Beech C-23 · Ground collision · VMC · dusk →
1985-05-19 Piper PA-32T-300 · Other · VMC · day →
1984-02-22 Cessna 152 · Other · VMC · day →
1982-07-23 Robinson R22 · Weather · day →
1982-05-09 Piper PA-32-300 · Engine failure · day →
1982-03-05 Cessna 152 · Weather · day →

Designees in WI

CFI Flight Instructors 1,220 A&P Mechanics 3,071 AME Medical Examiners (AME) 36 DME Mechanic Examiners (DME) 3 DAR-F Manufacturing Airworthiness (DAR-F) 5 DAR-T Maintenance Airworthiness (DAR-T) 3 DER-Y Engineering — Company (DER-Y) 3 DER-T Engineering — Consultant (DER-T) 10 SAE Specialty Aircraft Examiners (SAE) 22 Schools Flight Schools 50 FBO Fixed Base Operators 65 Clubs Flying Clubs 29 Repair Repair / Maintenance Shops 8 EAA EAA Chapters 35

DPEs nearby

Distance is city-centroid to airport, a first cut, not the exam location.

Designee City ST Distance
Patrick Hammer Milwaukee WI 4 nm
Stanley Mcduffie Milwaukee WI 4 nm
Thomas Bradley Boyer West Bend WI 20 nm
David Klein Antioch IL 38 nm
James Curtis Bair Walworth WI 43 nm
Christopher Ray Greene Waukegan IL 45 nm
Donald Goss Waukegan IL 45 nm
John Peter Boos Waukegan IL 45 nm
Christopher Timothy Anderson Janesville WI 50 nm
Gail Sue Lapook Wauconda IL 50 nm

Showing 10 closest of ~1,400 DPEs nationwide. Source: FAA Designee Locator.

CFIs nearby

City-centroid distance; ratings as on the FAA certificate.

Instructor City ST Distance
Curtis John Stahn Wauwatosa WI 3 nm
Bryan Bernard Kuklinski Wauwatosa WI 3 nm
Daniel Joseph Connolly Wauwatosa WI 3 nm
Lonnie Laverne Appleget Wauwatosa WI 3 nm
Austin Joseph Sims Wauwatosa WI 3 nm
Michael James Bogdan Milwaukee WI 4 nm
Mark John Ingles Milwaukee WI 4 nm
Bryan David Jandorf Milwaukee WI 4 nm
Frank Andrew Prio Milwaukee WI 4 nm
Paul William Swokowski Milwaukee WI 4 nm

Showing 10 closest of ~70,900 active CFIs nationwide. Source: FAA Airmen Certification Database.

A&P mechanics nearby

City-centroid distance. A = airframe, P = powerplant, IA = inspection authorization.

Mechanic City ST Distance
James Randall Thacker Wauwatosa WI 3 nm
Peter Subotich Wauwatosa WI 3 nm
Gregory Alan Koch Wauwatosa WI 3 nm
Aleksander Nebojsa Sasic Wauwatosa WI 3 nm
Jonathan Peter Sherman Wauwatosa WI 3 nm
Michael James Bogdan Milwaukee WI 4 nm
Ronald Lee Rosenmerkel Milwaukee WI 4 nm
Mark Robert Roeder Milwaukee WI 4 nm
Karl Phillip Shikoski Milwaukee WI 4 nm
Kevyn Anthony Ezzo Milwaukee WI 4 nm

Showing 10 closest of ~248,300 certificated mechanics nationwide. Source: FAA Airmen Certification Database.

Repair stations nearby

By airport location.

Shop Distance
Skycom Avionics, Inc.
Waukesha, WI
 10 nm
Cessna Citation Service Center
Milwaukee, WI
 12 nm
Sunshine Aircraft Repair, Inc.
Kenosha, WI
 31 nm
Airworthy Aviation Maintenance
Sheboygan Falls, WI
 40 nm
Aircraft Propeller Service, LLC
Lake Zurich, IL
 54 nm
Mobile Avionics Technologies, Inc.
Lake In The Hills, IL
 56 nm
JetGlow Aviation
Oshkosh, WI
 57 nm
West Star Aviation, Inc
Wheeling, IL
 60 nm
Avionics Place, Inc
Rockford, IL
 71 nm
The Polished Hare
West Chicago, IL
 73 nm

Showing 10 closest of ~400 geocoded shops in the repair-station directory. Source: AOPA business listings.