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KATY

ICAO KATYIATA ATYLocal ATY

WATERTOWN RGNL

PublicPUB

2 miles NW of WATERTOWN, SD, US

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Status

Operational

Coordinates

44° 54' 50"N 97° 09' 17"W

Elevation

1749' MSL

Pattern Alt

2749' MSL

Mag Variation

3°E

Declination

6°E

Fuel

JET A, 100LL

FSS

HURON (HON)

Sectional

TWIN CITIES

ARTCC

MINNEAPOLIS (ZMP)

Data Effective

3/19/26-4/16/26

KATY VFR

7:53 PM CDT RAW

Clear

Viz

10sm

Temp

23°F

Dew

11°F

Pres

30.44"Hg

Wind

030° 11kts

RMK

AO2 SLP335 T10501117

METAR KATY 070053Z AUTO 03011KT 10SM CLR M05/M12 A3044 RMK AO2 SLP335 T10501117

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KATY FBOs

ATY Aviation

UNICOM: 123.05

Phone: (605) 753-1230

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Avfuel

As of 3/20	100LL	JET A	JET A (FSII)	MOGAS	UL94
Self Serve	5.80
Full Serve	6.30		6.70

Fuel Notes

Prices include tax

KATY Flight Schools & Aircraft Rental

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Lake Area Technical Institute

Phone: (605) 882-6311

Fax: (605) 882-6345

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KATY Ground Transportation (Taxi, Limo, Car Service)

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Lake City Rentals

Phone: (605) 886-8826

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KATY Hotels

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Ramkota Best Western Hotel

Phone: (605) 886-8011

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KATY Other Businesses

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Great Lakes Airlines

UNICOM: 128.925

Phone: (605) 886-9300

Fax: (605) 886-9301

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Your Information

Business

Weather and Advisory

ASOS	126.625
(605) 882-0578

Common

CTAF	123.05
ACTVT MALSR RWY 35; PAPI RWY 12, 17, 30, & 35; HIRL RWY 17/35; MIRL RWY 12/30; REIL RWY 12, 17, & 30 - CTAF.
UNICOM	123.05

Center

MINNEAPOLIS CENTER	128.5
LOW, APCH/DEP SVC PRVDD BY MINNEAPOLIS ARTCC ON FREQS 128.5/306.2 (WATERTOWN RCAG).

Flight Service

Flight Service	122.5
(HON)

FAA A/FD Pages

FAA A/FD Page

Airport Diagrams

AIRPORT DIAGRAM

Airport Minimums

Instrument Approach

Terminal Area Forecast

KATY

RAW

Reported

Mon, 4/6 6:20 PM CDT

Valid

Mon, 4/6 7:00 PM CDT - Tue, 4/7 7:00 PM CDT

VFR

7:00 PM CDT - 11:00 PM CDT

Broken 18,000'

Viz

6sm

Wind

010° 19kts

VFR

11:00 PM CDT - 6:00 AM CDT

Scattered 23,000'

Viz

6sm

Wind

060° 6kts

VFR

6:00 AM CDT - 11:00 AM CDT

Few 23,000'

Viz

6sm

Wind

120° 8kts

VFR

11:00 AM CDT - 5:00 PM CDT

Scattered 17,000'

Viz

6sm

Wind

160° 14kts

Gusts 21kts

VFR

5:00 PM CDT - 6:00 PM CDT

Broken 3,500'

Viz

6sm

Wind

170° 18kts

Gusts 28kts

MVFR

6:00 PM CDT - 7:00 PM CDT

Broken 2,900'

Viz

6sm

Wind

170° 18kts

Gusts 28kts

TAF KATY 062320Z 0700/0724 01019KT P6SM BKN180
   FM070400 06006KT P6SM SCT230
   FM071100 12008KT P6SM FEW230
   FM071600 16014G21KT P6SM SCT170
   FM072200 17018G28KT P6SM BKN035
   FM072300 17018G28KT P6SM BKN029

KATY

Effective	Expires	NOTAM
Domestic
4/7/26 0016Z	4/7/26 1030Z	!ATY 04/074 ATY AD AP SFC COND NOT REP 2604070016-2604071030
4/1/26 2204Z	7/30/26 2204Z	!ATY 04/006 ATY OBST TOWER LGT (ASR 1276061) 445457.10N0965754.20W (8.1NM E ATY) 2250.0FT (301.8FT AGL) U/S 2604012204-2607302204
3/26/26 2044Z	9/30/26 2359Z	!ATY 03/194 ATY OBST TOWER LGT (ASR 1206577) 450617.00N0965918.00W (13.5NM NNE ATY) 2876.0FT (875.0FT AGL) U/S 2603262044-2609302359
3/24/26 0139Z	4/24/26 2300Z	!ATY 03/184 ATY OBST TOWER LGT (ASR 1318818) 445515.45N0965336.70W (11.1NM E ATY) 2359FT (333FT AGL) U/S 2603240139-2604242300
3/22/26 1328Z	5/6/26 1328Z	!ATY 03/180 ATY OBST TOWER LGT (ASR 1037198) 444909.00N0971151.00W (6.0NM SSW ATY) 1985.9FT (169.9FT AGL) U/S 2603221328-2605061328
2/26/26 0031Z	4/12/26 0031Z	!ATY 02/103 ATY OBST TOWER LGT (ASR 1278343) 444359.20N0965708.50W (13.9NM SE ATY) 1994.8FT (257.9FT AGL) U/S 2602260031-2604120031
FDC
4/1/26 1200Z		!FDC 6/6732 ATY IAP WATERTOWN RGNL, WATERTOWN, SD. RNAV (GPS) RWY 35, AMDT 1A... NOTE: AUTOPILOT COUPLED APPROACH NA BELOW 1910. 2604011200-2804011200EST

ATC Tower

Attendance

0430-2030

Owner

CITY OF WATERTOWN
P.O. BOX 910
WATERTOWN, SD 57201
Phone: 605-882-6209

Manager

IAN MERIWETHER-CHALFANT
550 E AIRPORT DRIVE
WATERTOWN, SD 57201
Phone: 605-753-9357

FSS

HURON FSS (HON)
Toll Free: 1-800-WX-BRIEF

NOTAM

ATY

Light Schedule

Lights

ACTVT MALSR RWY 35; PAPI RWY 12, 17, 30, & 35; HIRL RWY 17/35; MIRL RWY 12/30; REIL RWY 12, 17, & 30 - CTAF.

Beacon

N/A

Wind Indicator

Yes - Lighted

Segmented Cir.

Yes

Landing Fee

Yes

Parking

Hanger, Tie-Down

Int'l Operations

NOT a Landing Rights Airport
NOT an Airport of Entry

Airframe Repair

Major

Pwrplant Repair

Major

Bottled Oxygen

None

Bulk Oxygen

None

Other Services

Air Freight
Crop Dusting
Air Ambulance
Cargo Handling
Charter Service
Pilot Instruction
Aircraft Rental
Aircraft Sales

Runway 12/30

Dimensions

6898 ft. x 100 ft.

Surface Type

CONC

Surface Cond

Excellent

Treatment

GRVD

Rwy Edge Lgts

MED

Pavement Class

Single Wheel

80,000lbs

Double Wheel

97,000lbs

Double Tandem

160,000lbs

Dual Dbl Tand

	Runway 12	Runway 30
True Heading	125°	305°
Traffic Pattern	Left	Left
Markings	NPI	NPI
Markings Condition	GOOD	GOOD
Latitude	44° 55' 20"N	44° 54' 41"N
Longitude	97° 10' 09"W	97° 08' 51"W
Elevation	1,748'	1,733'
Threshold Crossing Height	48 ft. AGL	34 ft. AGL
Visual Glide Path Angle	3°	3°
Visual Slope Indicator	P4L	P4L
Approach Lights
Centerline Lights
Runway End Identifier Lights	Yes	Yes

Runway 17/35

Dimensions

6893 ft. x 100 ft.

Surface Type

CONC

Surface Cond

Good

Treatment

GRVD

Rwy Edge Lgts

HIGH

Pavement Class

Single Wheel

120,000lbs

Double Wheel

177,000lbs

Double Tandem

301,000lbs

Dual Dbl Tand

	Runway 17	Runway 35
True Heading	180°	0°
Traffic Pattern	Left	Left
Markings	PIR	PIR
Markings Condition	GOOD	GOOD
Latitude	44° 55' 14"N	44° 54' 06"N
Longitude	97° 09' 04"W	97° 09' 04"W
Elevation	1,741'	1,743'
Threshold Crossing Height	35 ft. AGL	54 ft. AGL
Visual Glide Path Angle	3°	3°
Visual Slope Indicator	P4L	P4L
Approach Lights		MALSR
Centerline Lights
Runway End Identifier Lights	Yes

A110-1	GULLS & GEESE ON & INVOF ARPT APR-NOV.
A110-3	GLIDER OPNS APR THRU SEP.
A110-4	ANNUALLY APRIL- SEPT HAY CUTTING OPNS IN PROGRESS; FARMING EQUIP MAY BE IN APCHS.
A110-5	ACR OPNS INVOLVING ACFT WITH MORE THAN 9 PSGRS ARE NOT AUZD IN EXCESS OF 15 MINS BEFORE OR AFTER SKED ARR/DEP TIMES WITHOUT PRIOR COORDINATION WITH AMGR AND CFMN THAT ARFF IS AVBL PRIOR TO LANDING OR TAKEOFF.
A110-8	ARPT SFC COND NOT MONITORED 2230-0430.
A110-9	FOR CD IF UNA TO CTC ON FSS FREQ, CTC MINNEAPOLIS ARTCC AT 651-463-5588.
A16	605-753-9357
A26	PPR 48 HRS UNSKED ACR OPNS WITH MORE THAN 30 PSGR SEATS CALL AMGR 605 882-6209.
A39-12/30	PCR VALUE: 509/R/D/W/T
A39-17/35	PCR VALUE: 491/R/D/W/T
A81-APT	ACTVT MALSR RWY 35; PAPI RWY 12, 17, 30, & 35; HIRL RWY 17/35; MIRL RWY 12/30; REIL RWY 12, 17, & 30 - CTAF.

WATERTOWN RGNL (ICAO: KATY, IATA: ATY) is a public airport located in WATERTOWN, SD, US.

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