Idaho City US Forest Service Airport
U98 · Idaho City, ID · 3,920 ft elevation · var 17E · Non-towered
Airport information
- FAA LID
- U98
- Coordinates
- 43.8237, -115.8446
- Elevation
- 3,920 ft MSL
- Magnetic variation
- 17E
- Sectional chart
- SALT LAKE CITY
- Airport use
- Public
- Control tower
- No
- ARTCC
- SALT LAKE CITY (ZLC)
- Flight service (FSS)
- BOISE
- NOTAM facility
- BOI
- Attendance
- UNATNDD
- Segmented circle
- Yes
- Wind indicator
- yes
- Activated
- 1948/11
- Distance from city
- 1 SW
Weather
METAR observed
Loading current weather…
TAF forecast
Loading forecast…
Sun & FAA night 2026-06-21
| Event | Local (MDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 05:25 AM | 11:25Z |
| Sunrise | 06:01 AM | 12:01Z |
| Sunset | 09:29 PM | 03:29Z |
| Evening civil twilight Loggable night begins | 10:05 PM | 04:05Z |
Plan a flight from U98
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 in the live weather panel above.
Traffic pattern
- Landing
- Rwy 03
- Pattern
- left (turns left)
- TPA
- 4,900 ft MSL (≈1,000 AGL)
- CTAF
- 122.9
Enter the left downwind for Rwy 03 at 4,900 ft MSL (≈1,000 AGL) on a 45°. TPA estimated at 1,000 ft AGL (not charted for this field).
Runway 03/21
3,400 ft × 50 ft · GRVL-TURF-G- Heading
- n/a
- Heading
- n/a
| Runway | Length | Your margin |
|---|---|---|
| 03/21 | 3,400 ft |
Nearby navigation aids
| NavAid | Type | Freq | Radial / Dist magnetic |
|---|---|---|---|
| BOI · Boise | VORTAC | 113.30 | r026° / 22.2 NM |
Chart Supplement FAA A/FD
Open PDF ↗Preview Chart Supplement
VFR sectional
Services
- Bottled oxygen
- NONE
- Bulk oxygen
- NONE
- Airframe service
- NONE
- Powerplant service
- NONE
Ownership & management
Remarks FAA
- ESTABD PRIOR TO 15 MAY 1959.
- NO WINTER MAINTENANCE.
- USFS HELICOPTER OPNS DURING FIRE SEASON.
- NO TELEPHONE AVBL AT ARPT.
- WEST 700 FT OF RY IS TURF; REMAINDER IS GRVL.
- (A52) NMRS ADDNL TREES/OBSTNS ON APCHS TO RWY 04 & 22.
- FOR CD CTC BIG SKY APCH AT 208-364-5860/5861.
- RECOMMEND LAND RY 04; TKOFF RY 22; WHEN WIND CONDITIONS PERMIT.
- 04/22 EDGES & THRS MARKED WITH WHITE ROCK.
- CTLG OBSTN EXCEEDS 45 DEG SLP.
- 70 FT TREES LCTD ON L SIDE OF RWY - ADJ TO RWY END BOUNDARY MKR.
- FIRST 900 FT OF RWY END 4 IS TURF; RMNG IS DIRT/GRVL MIX.
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 U98 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 U98
Idaho City US Forest Service Airport (U98) is an airport in Idaho City, ID, at 3,920 ft MSL. It has 1 runway, the longest 3,400 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for U98, refreshed from the Aviation Weather Center and FAA NASR.
Does U98 have a control tower?
No. Idaho City US Forest Service Airport is a non-towered (pilot-controlled) airport; use the published CTAF/UNICOM on the Comms & NavAids tab.
What is the longest runway at U98?
Idaho City US Forest Service Airport has 1 runway; the longest is 3,400 ft. See the Runways tab for headings, surface, and lighting.
Where is U98?
Idaho City US Forest Service Airport is in Idaho City, ID, at an elevation of 3,920 ft MSL. Coordinates: 43.8237, -115.8446.
Fly out of U98 often?
Save U98 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.