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WHITESIDE COUNTY/JOS H BITTORF FLD - Airport Diagram
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KSQI
ICAO KSQIIATA SQILocal SQI
WHITESIDE COUNTY/JOS H BITTORF FLD
PublicPUB

2 miles S of STERLING/ROCKFALLS, IL, US
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Status
Operational
Coordinates
41° 44' 34"N 89° 40' 35"W
Elevation
648' MSL
Pattern Alt
1648' MSL
Mag Variation
3°W
Declination
2°W
Fuel
JET A, 100LL
FSS
KANKAKEE (IKK)
Sectional
CHICAGO
ARTCC
CHICAGO (ZAU)
Data Effective
3/19/26-4/16/26
KSQI VFR
11:56 PM CDT  
Light Rain
Clear
10sm
41°F
33°F
30.03"Hg
280° 14kts
AO2 RAB43 SLP172 P0000 T00500006 $
METAR KSQI 050456Z AUTO 28014KT 10SM -RA CLR 05/01 A3003 RMK AO2 RAB43 SLP172 P0000 T00500006 $
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KSQI FBOs

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Sauk Valley Aviation
UNICOM: 123.0
Phone: (815) 213-7939
No Rating Available
0 Reviews (Read | Sign In To Write)
Avfuel
As of 4/1
 100LL JET A JET A (FSII) MOGAS UL94
Self Serve 5.95
Full Serve 6.45 5.60
Fuel Notes
Prices include tax

KSQI Aircraft Service & Maintenance

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Radio Ranch Inc.
Phone: (815) 622-9000
Fax: (815) 622-9163
No Rating Available
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Weather and Advisory

AWOS-3PT 119.175
(815) 626-2704

Common

CTAF 123.0
MIRL RY 18/36 PRESET ON LOW INTST; TO INCR INTST & ACTVT HIRL RY 07/25; MALSR RY 25 & REIL RYS 07, 18 & 36 - CTAF.
UNICOM 123.0

Clearance

Clearance Delivery 128.0

Approach

ROCKFORD APPROACH 126.0

Departure

ROCKFORD DEPARTURE 126.0

Terminal Area Forecast

KRFD (38nm)
Sun, 4/5 12:22 AM CDT
Sun, 4/5 1:00 AM CDT - Mon, 4/6 1:00 AM CDT
VFR
1:00 AM CDT - 3:00 AM CDT
Broken 3,500'
Scattered 2,500'
6sm
270° 15kts
Gusts 24kts
MVFR
3:00 AM CDT - 11:00 AM CDT
Broken 2,000'
6sm
280° 14kts
Gusts 24kts
VFR
11:00 AM CDT - 8:00 PM CDT
Scattered 3,500'
6sm
290° 13kts
Gusts 20kts
VFR
8:00 PM CDT - 1:00 AM CDT
Broken 8,000'
6sm
250° 8kts
VFR
11:00 PM CDT - 1:00 AM CDT
Light Showers and Rain
Broken 5,000'
Scattered 2,500'
6sm
Calm
TAF KRFD 050522Z 0506/0606 27015G24KT P6SM SCT025 BKN035
   FM050800 28014G24KT P6SM BKN020
   FM051600 29013G20KT P6SM SCT035
   FM060100 25008KT P6SM BKN080
   PROB30 0604/0606 6SM -SHRA SCT025 BKN050
KSQI
EffectiveExpiresCategoryNOTAM
Domestic
3/31/26
1711Z
5/15/26
1709Z
!SQI 03/013 SQI OBST TOWER LGT (ASR 1221990) 413328.10N0893259.30W (12.5NM SSE SQI) 1188.0FT (369.1FT AGL) U/S 2603311711-2605151709
3/27/26
1527Z
5/27/26
2359Z
!SQI 03/008 SQI OBST TOWER LGT (ASR 1028416) 413859.00N0894455.00W (6.5NM SSW SQI) 903.2FT (265.1FT AGL) U/S 2603271527-2605272359
3/19/26
0724Z
5/3/26
0723Z
!SQI 03/007 SQI OBST TOWER LGT (ASR 1329874) 415540.12N0894610.83W (11.9NM NNW SQI) 1094FT (260FT AGL) U/S 2603190724-2605030723
3/6/26
1814Z
5/6/26
1900Z
!SQI 03/002 SQI OBST TOWER LGT (ASR 1007859) 414905.00N0893827.00W (4.8NM NNE SQI) 1042.0FT (310.0FT AGL) U/S 2603061814-2605061900
3/4/26
2033Z
5/4/26
2359Z
!SQI 03/001 SQI OBST TOWER LGT (ASR 1229830) 414558.40N0894428.10W (3.2NM WNW SQI) 849.7FT (224.7FT AGL) U/S 2603042033-2605042359
12/5/25
1900Z
Runway!SQI 12/003 SQI RWY 36 RWY END ID LGT U/S 2512051900-2604282111EST
12/5/25
1859Z
Runway!SQI 12/002 SQI RWY 18 RWY END ID LGT U/S 2512051859-2604282111EST
FDC
10/29/25
2127Z
!FDC 5/8564 SQI IAP WHITESIDE COUNTY/JOS H BITTORF FLD, STERLING/ROCKFALLS, IL.
ILS OR LOC RWY 25, AMDT 12...
RNAV (GPS) RWY 7, AMDT 1A...
MSA 2600.
2510292127-2710292127EST
No
0800-1700
ARPT UNATNDD NEW YEARS; XMAS & THANKSGIVING.
WHITESIDE COUNTY
WHITESIDE COUNTY COURTHOUSE 200 EAST KNOX STREET
MORRISON, IL 61270
Phone: (815) 213-7939
DARIN HEFFELFINGER
10950 HOOVER RD
ROCKFALLS, IL 61071
Phone: (815) 213-7939
KANKAKEE FSS (IKK)
Toll Free: 1-800-WX-BRIEF
SQI
--
MIRL RY 18/36 PRESET ON LOW INTST; TO INCR INTST & ACTVT HIRL RY 07/25; MALSR RY 25 & REIL RYS 07, 18 & 36 - CTAF.
N/A
Yes - Lighted
Yes
No
Hanger, Tie-Down
NOT a Landing Rights Airport
NOT an Airport of Entry
Major
Major
None
None
Avionics
Pilot Instruction
Aircraft Rental

Runway 07/25

6499 ft. x 150 ft.
ASPH  
Fair 
PFC 
HIGH 
 
50,000lbs 
60,000lbs 
90,000lbs 
-- 
  Runway 07 Runway 25
True Heading 70°250°
Traffic Pattern Left Left
Markings NPI PIR
Markings Condition FAIR FAIR
Latitude 41° 44' 21"N 41° 44' 43"N
Longitude 89° 41' 05"W 89° 39' 44"W
Elevation 648' 647'
Threshold Crossing Height 49 ft. AGL --
Visual Glide Path Angle 3° --
Visual Slope Indicator P4L --
Approach Lights MALSR
Centerline Lights No No
Runway End Identifier Lights Yes No

Runway 18/36

3900 ft. x 100 ft.
ASPH  
Good 
GRVD 
MED 
 
18,000lbs 
-- 
-- 
-- 
  Runway 18 Runway 36
True Heading 180°0°
Traffic Pattern Left Left
Markings BSC BSC
Markings Condition GOOD GOOD
Latitude 41° 44' 57"N 41° 44' 19"N
Longitude 89° 40' 51"W 89° 40' 51"W
Elevation 642' 644'
Threshold Crossing Height -- --
Visual Glide Path Angle -- --
Visual Slope Indicator -- --
Approach Lights
Centerline Lights No No
Runway End Identifier Lights Yes Yes
A110-1RY 07 PREFERRED CALM WIND RY.
A110-2TERMINAL BLDG CAN BE ACCESSED AFTER HOURS BY CIPHER LOCK WHICH HAS APPLICABLE INSTRUCTIONS
A110-3OXY SVC UNAVBL.
A110-4FOR CD CTC CHICAGO ARTCC AT 630-906-8921.
A17-M1ARPT UNATNDD NEW YEARS; XMAS & THANKSGIVING.
A70-100LL100LL AND JET A FUEL DISPENSER IS SELF SERVE WITH CREDIT CARD.
A81-APTMIRL RY 18/36 PRESET ON LOW INTST; TO INCR INTST & ACTVT HIRL RY 07/25; MALSR RY 25 & REIL RYS 07, 18 & 36 - CTAF.
WHITESIDE COUNTY/JOS H BITTORF FLD (ICAO: KSQI, IATA: SQI) is a public airport located in STERLING/ROCKFALLS, IL, US.