Dewart Lake Seaplane Base
99D · Syracuse, IN · Non-towered · Open on the map
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Weather
METAR observed
TAF forecast
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Sun & FAA night2026-09-21 · night begins 08:10 PM
| Event | Local (EDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 07:02 AM | 11:02Z |
| Sunrise | 07:29 AM | 11:29Z |
| Sunset | 07:42 PM | 23:42Z |
| Evening civil twilight Loggable night begins | 08:10 PM | 00:10Z |
Plan a flight from 99D
Winds aloft NOAA forecast · 3,000 to 53,000 ft
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Full reports: nearest reporting station
Advisories
NOTAMs · Loading NOTAMs…
Pilot reports · Loading PIREPs…
Airspace hazards · Checking SIGMETs and G-AIRMETs…
Temporary flight restrictions · Checking for TFRs…
Runways
Headings shown are true (magnetic variation unavailable).
| Runway | Length | Your margin |
|---|---|---|
| 11W/29W | 2,600 ft |
Prefer one flat page? Full runway details for 99D → · New to pattern entries? The 45° entry, explained → · Teaching here? Print the 99D kneeboard →
Comms & NavAids
Communication frequencies
Taxi & takeoff
Source: FAA NASR (current 28-day cycle).
Nearby navigation aids
OLK 110.40 · GSH 113.70 · GIJ 115.40 · +1
| NavAid | Type | Freq · ch | Range | Radial / Dist magnetic |
|---|---|---|---|---|
| OLK · Webster Lake | VOR | 110.40 | Low | r304° / 14.5 NM |
| GSH · Goshen | TACAN | 113.70 · 84X | — | r129° / 14.7 NM |
| GIJ · Gipper | VORTAC | 115.40 · 101X | High | r134° / 34.2 NM |
| FWA · Fort Wayne | VORTAC | 117.80 · 125X | High | r318° / 35.4 NM |
Prefer one flat list? All 99D frequencies →
Charts & procedures
Airport info
Airport information
- FAA LID
- 99D
- Coordinates
- 41.3719, -85.7728
- Elevation
- 865 ft MSL
- Sectional chart
- CHICAGO
- Airport use
- Public
- Control tower
- No
- ARTCC
- CHICAGO (ZAU)
- Flight service (FSS)
- TERRE HAUTE · 1-800-WX-BRIEF
- NOTAM facility
- HUF
- Segmented circle
- No
- Activated
- 2017/03
- Distance from city
- 3 SW
Night operations
- Pilot-controlled lighting
- Usually keyed on CTAF 122.9 — confirm the click sequence in the Chart Supplement ↗
FAA night windows (civil twilight, loggable night §1.1, currency §61.57) are under Sun & FAA night in the Weather section.
Ownership & management 2 contacts
Remarks FAA · 5 notes
General
- SEAPLANE OPS PROHIBITED BTN SS-SR.
- EXP HVY BOAT TFC BTN MEMORIAL DAY AND LABOR DAY.
- DO NOT BLOCK BOAT RAMPS; SEAPLANE DCKG AREAS LTD.
- FOR CD CTC CHICAGO ARTCC AT 630-906-8921.
Contact
- BOATING LAW ADMINISTRATOR.
Nearby airports
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Also nearby: 01B Tippecanoe (2 NM) · 01D Lake Wawasee (4 NM) · 4IN9 Wawasee (private) (5 NM) · 92IN H R Weisser (private) (5 NM) · IN9 Webster Lake (5 NM) · 0IA Barbee Lake (6 NM)
About 99D
Dewart Lake (99D) is a seaplane base in Syracuse, IN, at 865 ft MSL. It has 1 runway, the longest 2,600 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for 99D, refreshed from the Aviation Weather Center and FAA NASR.
Does 99D have a control tower?
No. Dewart Lake is a non-towered (pilot-controlled) seaplane base; use the published CTAF/UNICOM in the Comms & NavAids section.
What is the longest runway at 99D?
Dewart Lake has 1 runway; the longest is 2,600 ft. See the Runways section for headings, surface, and lighting.
Where is 99D?
Dewart Lake is in Syracuse, IN, at an elevation of 865 ft MSL. Coordinates: 41.3719, -85.7728.
More about 99D
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 99D 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.
Something here wrong or out of date? Report a data problem.