Airport information
- FAA LID
- 27LL
- Coordinates
- 38.3751, -90.3193
- Elevation
- 400 ft MSL
- Magnetic variation
- 2E
- Sectional chart
- ST LOUIS
- Airport use
- Private
- Control tower
- No
- ARTCC
- KANSAS CITY (ZKC)
- Flight service (FSS)
- COLUMBIA
- Attendance
- ALL DALGT
- Segmented circle
- No
- Wind indicator
- yes
- Activated
- 1977/11
- Distance from city
- 4 N
Weather
METAR observed
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TAF forecast
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Sun & FAA night 2026-06-21
| Event | Local (CDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 05:06 AM | 10:06Z |
| Sunrise | 05:38 AM | 10:38Z |
| Sunset | 08:28 PM | 01:28Z |
| Evening civil twilight Loggable night begins | 09:00 PM | 02:00Z |
Plan a flight from 27LL
Traffic pattern
- Landing
- Rwy 10
- Pattern
- left (turns left)
- TPA
- 1,400 ft MSL (≈1,000 AGL)
Enter the left downwind for Rwy 10 at 1,400 ft MSL (≈1,000 AGL) on a 45°. TPA estimated at 1,000 ft AGL (not charted for this field).
Runway 10/28
1,950 ft × 85 ft · TURF- Heading
- n/a
- Heading
- n/a
Runway 18/36
2,350 ft × 85 ft · TURF- Heading
- n/a
- Heading
- n/a
| Runway | Length | Your margin |
|---|---|---|
| 10/28 | 1,950 ft | |
| 18/36 | 2,350 ft |
Nearby navigation aids
| NavAid | Type | Freq | Radial / Dist magnetic |
|---|---|---|---|
| CSX · Cardinal | VOR-DME | 116.45 | r175° / 22.8 NM |
| SKE · Scott | TACAN | 112.20 | r243° / 24.2 NM |
| TOY · Troy | VORTAC | 116.00 | r217° / 28.8 NM |
| STL · St Louis | VORTAC | 117.40 | r164° / 30.1 NM |
| FTZ · Foristell | VORTAC | 110.80 | r117° / 36.1 NM |
VFR sectional
No published instrument procedures or Chart Supplement for 27LL. VFR sectional link above.
Ownership & management
Remarks FAA
- FOR CD CTC ST LOUIS APCH AT 314-890-1018.
- SULLIVANFIELD27LL@GMAIL.COM
Nearby airports
Weather is live from the Aviation Weather Center; airport facility data is from the FAA NASR (28-day cycle). For planning and education only; always verify against official sources. Open 27LL in a full tool: METAR/TAF decoder, crosswind calculator, sun & night times, or the density altitude calculator. Planning from here? Find the nearest airport with fuel or an approach, or check whether an IFR alternate is required.
About 27LL
Ralph Jacobs Airport (27LL) is an airport in Valmeyer, IL, at 400 ft MSL. It has 2 runways, the longest 2,350 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for 27LL, refreshed from the Aviation Weather Center and FAA NASR.
Does 27LL have a control tower?
No. Ralph Jacobs Airport is a non-towered (pilot-controlled) airport; use the published CTAF/UNICOM on the Comms & NavAids tab.
What is the longest runway at 27LL?
Ralph Jacobs Airport has 2 runways; the longest is 2,350 ft. See the Runways tab for headings, surface, and lighting.
Where is 27LL?
Ralph Jacobs Airport is in Valmeyer, IL, at an elevation of 400 ft MSL. Coordinates: 38.3751, -90.3193.
Fly out of 27LL often?
Save 27LL as your home base in the SkyReady app for a one-tap Go/No-Go readiness brief, weather alerts, and automatic FAA currency — free to log.