Tri-County Regional
LNR · KLNR · Lone Rock, Wisconsin · Sauk County · map
Tri-County Regional is a public-use airport, 2 miles north of Lone Rock, Wisconsin, 717 feet above sea level. It has 2 runways; the longest, 09/27, is 5,000 feet of asphalt. It has fuel (100LL avgas, Jet A with additive).
Weather right now KLNR · observed 1:56 pm CDT (18:56 UTC), 60 minutes ago
VFR good flying weather
- Wind from the south (190°) at 13 knots, gusting to 23
- Visibility 10 miles or more
- Temperature 75°F (24°C), dew point 46°F (8°C)
- Altimeter 29.89 inHg
No terminal forecast is issued for this station. The nearest forecast is usually at the closest larger airport.
The codes as issued (METAR and TAF)
METAR KLNR 061856Z AUTO 19013G23KT 10SM CLR 24/08 A2989 RMK AO2 PK WND 22027/1812 SLP115 T02390078
From the National Weather Service's aviation weather service, refreshed every few minutes; times are local to the airport with UTC in brackets. For a flight, get your briefing from Flight Service or an approved provider.
The airport
- Codes
- FAA LNR · ICAO KLNR
- Kind
- Airport · open to the public · publicly owned
- Elevation
- 717 feet above sea level
- Control tower
- No control tower
- Attended
- Monday to Friday, 8:00 am to 5:00 pm
- Lights
- runway lights see the remarks below; beacon sunset to sunrise
- Fuel
- 100LL avgas, Jet A with additive
- Repairs
- airframe: major repairs; engine: minor repairs
- Parking
- tiedown
- On the chart
- Chicago sectional
- Magnetic variation
- 0E
- In the FAA's files since
- November 1943
Runways 2
Drawn to scale from the FAA's runway positions, north up. Not for navigation.
| Runway | Length × width | Surface | Lights |
|---|---|---|---|
| 09/27 | 5,000 × 75 ft | Asphalt, excellent | Medium-intensity lights |
| 18/36 | 1,850 × 60 ft | Asphalt, good | Medium-intensity lights |
- Runway 09: PAPI, two lights on the left, ant 34 ft high 1,070 ft from the end
- Runway 27: localizer with DME, PAPI, two lights on the left, trees 300 ft high 7,275 ft from the end
- Runway 18: trees 375 ft high 5,000 ft from the end
- Runway 36: road 15 ft high 380 ft from the end
Radio frequencies
| Common traffic advisory (CTAF) · UNICOM | 123.0 | |
| Approach and departure | 135.45 | |
| Lnr and automated weather (ASOS) | 119.425 | |
| Lone Rock Center (remote transmitter) Low | 133.3 |
Automated weather (ASOS), by phone 608-583-2576.
Wind map live wind over the area, from Windy.com
Colours show wind speed, the moving lines its direction; drag the time bar for the coming days. Map and forecast by Windy.com.
Aircraft registered in Lone Rock from the FAA register
5 aircraft are registered to owners in Lone Rock, Wisconsin: 5 piston singles. Not every one of them is based at this airport; the based-aircraft count above is the FAA's figure for this airport alone.
Companies and organisations in town with two or more aircraft:
Individuals are counted, never named. All aircraft registered in Wisconsin.
Accidents and incidents at or near this airport NTSB records · 9 since 1982, 1 fatal
Cases the NTSB recorded with this as the nearest airport, newest first. Each opens the full report in plain English.
Nearby within 30 nautical miles
The FAA's remarks as written in the airport file
- Medium-intensity runway lights runway 09/27 preset to low sunset to sunrise; to incr intst and activate runway end identifier lights 09 and 27; medium-intensity runway lights runway 09/27; medium-intensity runway lights runway 18/36 - the common traffic frequency. PAPI runway 09 and 27 operates continuously.
- Self service fuel available H24 via credit card.
- Opers continuously.
- Opers continuously.
- Cold temperature airport. Altitude correction required at or below -31C.
Facts from the FAA's airport file effective October 1, 2026, written out in plain English; weather from the National Weather Service's aviation weather service; registered aircraft from the FAA register as of October 5, 2026; accidents from the NTSB's public database. Owners are shown only when they are an organisation; no person is named. Check the official sources before a flight: this page is for understanding an airport, not for planning one.