Sioux Gateway Airport / Brigadier General Bud Day Field
SUX · KSUX · Sioux City, IA · 1,098 ft elevation · var 3E · Towered
Airport information
- ICAO / IATA
- KSUX / SUX
- Coordinates
- 42.3976, -96.3822
- Elevation
- 1,098 ft MSL
- Magnetic variation
- 3E
- Sectional chart
- OMAHA
- Airport use
- Public
- Control tower
- Yes
- ARTCC
- MINNEAPOLIS (ZMP)
- Flight service (FSS)
- FORT DODGE
- NOTAM facility
- SUX
- Attendance
- MON-SUN 0400-0000
- Beacon
- white-green (SS-SR)
- Segmented circle
- No
- Wind indicator
- lighted
- Activated
- 1940/04
- Distance from city
- 6 S
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 | 05:14 AM | 10:14Z |
| Sunrise | 05:49 AM | 10:49Z |
| Sunset | 09:06 PM | 02:06Z |
| Evening civil twilight Loggable night begins | 09:41 PM | 02:41Z |
Plan a flight from KSUX
Night operations
- Airport lighting
- SEE RMK
- Rotating beacon
- white-green · SS-SR
- Pilot-controlled lighting
- DUSK-DAWN. WHEN ATCT CLSD ACTVT MALS RWY 13; MALSR RWY 31; REIL RWY 18; VASI RWY 13 & 31; HIRL RWY 13/31; MIRL RWY 18/36 - CTAF. on 118.7 — Chart Supplement ↗
Runway lighting aids — 13: VASI + MALS · 31: VASI + MALSR.
FAA night windows (civil twilight, loggable night §1.1, currency §61.57) are in the live weather panel above.
Traffic pattern
- Landing
- Rwy 13 · 133°
- Pattern
- left (turns left)
- TPA
- 2,100 ft MSL (≈1,000 AGL)
- CTAF
- 118.7
Enter the left downwind for Rwy 13 at 2,100 ft MSL (≈1,000 AGL) on a 45°. TPA estimated at 1,000 ft AGL (not charted for this field).
Runway 13/31
9,002 ft × 150 ft · Concrete (Good)- Heading
- 133° mag · 136° true
- Markings
- precision
- VGSI
- VASI (3°)
- Approach lights
- MALS
- Instrument landing
- ILS · CAT I · LOC 111.3 (OIQ) · GS 3.00°
- Traffic pattern
- Left
- Approach obstacle
- Tree, 72 ft, 3,100 ft from threshold, 475 ft L of centerline — 40:1 slope to clear
- Heading
- 313° mag · 316° true
- Markings
- precision
- VGSI
- VASI (3°)
- Approach lights
- MALSR
- Instrument landing
- ILS/DME · CAT I · LOC 109.3 (SUX) · GS 3.00°
- Traffic pattern
- Left
Runway 17/35
6,600 ft × 150 ft · ASP- Heading
- 178° mag · 181° true
- Heading
- 358° mag · 1° true
| Runway | Length | Your margin |
|---|---|---|
| 13/31 | 9,002 ft | |
| 17/35 | 6,600 ft |
Communication frequencies
| Service | Frequency | Notes |
|---|---|---|
| A/D | 124.6 | SIOUX CITY APP/DEP |
| ATIS | 119.45 | |
| CTAF | 118.7 | |
| GND | 121.9 | |
| OPS | 37.31 | ANG COMD POST |
| RDO | 122.45 | FORT DODGE RDO |
| TWR | 118.7 | SIOUX CITY TWR |
| UNIC | 122.95 | UNICOM |
Nearby navigation aids
| NavAid | Type | Freq | Radial / Dist magnetic |
|---|---|---|---|
| SUX · Sioux City | VORTAC | 116.50 | r312° / 4.1 NM |
| TQE · Tekamah | VOR | 108.40 | r340° / 39.4 NM |
Airport diagram
Open PDF ↗Preview diagram
Procedures at a glance
⚠ Hot spots published at this airport — review the hot-spot chart before you taxi ↗Approaches6
Minimums & Hot Spots
Chart Supplement FAA A/FD
Open PDF ↗Preview Chart Supplement
VFR sectional
Services
- Fuel available
- 100LL, Jet A
- Bottled oxygen
- HIGH/LOW
- Bulk oxygen
- HIGH/LOW
- Airframe service
- MAJOR
- Powerplant service
- MAJOR
- Parking
- tiedowns, hangars
- Other services
- Air freight, Air ambulance, Charter, Instruction, Rental, Aircraft sales, Survey
Ownership & management
Remarks FAA
- ARFF INDEX D FIRE FIGHTING EQUIPTMENT AVBL ON REQUEST.
- APCH END RWY 31 - BAK-12(B)/14 LCTD (1492').
- APCH END RY 13 - BAK-12/14(B) LCTD(1500').
- PPR FOR USE OF ANG RAMP V(712)-233-0210.
- ANG RMRKS: OFFL BUS ONLY/PPR. COMMAND POST (24 HR OPN) DSN 585-0211 OR 585-0212 OR C712-233-0211/0212. EXTREMELY LIMITED PARKING. TRANS ACFT PAX IDENT & BAGGAGE SEARCH UNAVBL.BASE OPS OPR 1230-2230Z++ TUE-FRI EXC HOL. C712-233-0276 DSN 585-0276.
- (E60-13) BAK12/14 LCTD 1392' FROM THR.
- PAEW 2130-0600 DURING INCLEMENT WEATHER NOV-APR.
- CTN: OCNL BIRDWATCH COND - SEV DRG SPRING/FALL DUE TO MIGRATORY WATERFOWL. CIVILIAN TWR DOES NOT BROADCAST USAF BIRDWATCH COND. CTC AFLD MGMT FOR BIRD STS.
- RY 31 IS CALM WIND RY.
- SERVICE-FLUID: LPOX & LHNIT.
- SERVICE-JASU: 6(A/M32A-86) 6(A/M32-95).
- AFLD SURFACE CONDITIONS NOT MONITORED BY ARPT MANAGEMENT BTN 0000 - 0400 LCL DAILY.
- RSTD: ALL MIL OPS OPR 1300-2200Z++ TUE-FRI EXC HOL.
- SERVICE-OIL: JOAP- AVBL ONLY DUR ANG DUTY HR.
- CAUTION: PORTIONS OF TWY A SE OF TWY B NOT VIS BY TWR.
- FUEL: A++
- ATCT HAS LIMITED VISIBILITY OF TWY A NEAR ARFF BLDG AND OF TWY G.
- FOR CD IF UNA TO CTC ON FSS FREQ, CTC MINNEAPOLIS ARTCC AT 651-463-5588.
- DUSK-DAWN. WHEN ATCT CLSD ACTVT MALS RWY 13; MALSR RWY 31; REIL RWY 18; VASI RWY 13 & 31; HIRL RWY 13/31; MIRL RWY 18/36 - CTAF.
- BAK-14 BAK-12B(B) (1392').
- BAK-14 BAK-12B(B) (1492').
- FOR FUEL AND SUPPORT AFT HRS BY PPR OR CALL IN.
- PCR VALUE: 540/R/C/W/T
- PCR VALUE: 430/F/D/X/T
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 KSUX 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 KSUX
Sioux Gateway Airport / Brigadier General Bud Day Field (SUX · KSUX) is an airport in Sioux City, IA, at 1,098 ft MSL. It has 2 runways, the longest 9,002 ft, with a control tower. This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for KSUX, refreshed from the Aviation Weather Center and FAA NASR.
Does KSUX have a control tower?
Yes. Sioux Gateway Airport / Brigadier General Bud Day Field has an operating FAA control tower. Check the Comms & NavAids tab for tower and ground frequencies.
What is the longest runway at KSUX?
Sioux Gateway Airport / Brigadier General Bud Day Field has 2 runways; the longest is 9,002 ft. See the Runways tab for headings, surface, and lighting.
Where is KSUX?
Sioux Gateway Airport / Brigadier General Bud Day Field is in Sioux City, IA, at an elevation of 1,098 ft MSL. Coordinates: 42.3976, -96.3822.
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