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WATERTOWN RGNL - Airport Diagram
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KATY
WATERTOWN RGNL
PublicPUB

2 miles NW of WATERTOWN, SD, US
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LiveATC.net: Live Air Traffic - From Their Headsets to You
Operational
44° 54' 50"N 97° 09' 17"W
1749' MSL
2749' MSL
03E
JET A, 100LL
HURON (HON)
TWIN CITIES
MINNEAPOLIS (ZMP)
1/22/26-2/19/26
KATY IFR
1:58 AM CST  
Light Snow and Mist
Overcast 1,600'
Broken 900'
2.5sm
21°F
18°F
29.93"Hg
190° 8kts
AO2 CIG 008V014 P0000 T10611078 $
SPECI KATY 010758Z AUTO 19008KT 2 1/2SM -SN BR BKN009 OVC016 M06/M08 A2993 RMK AO2 CIG 008V014 P0000 T10611078 $
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KATY FBOs

ATY Aviation
UNICOM: 123.05
Phone: (605) 753-1230
No Rating Available
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Avfuel
As of 1/27
 100LL JET A JET A (FSII) MOGAS UL94
Self Serve 5.80
Full Serve 6.30 6.10
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
No Rating Available
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KATY Ground Transportation (Taxi, Limo, Car Service)

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Lake City Rentals
Phone: (605) 886-8826
No Rating Available
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KATY Hotels

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Ramkota Best Western Hotel
Phone: (605) 886-8011
No Rating Available
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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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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)

Terminal Area Forecast

KATY
Sat, 1/31 11:30 PM CST
Sun, 2/1 12:00 AM CST - Mon, 2/2 12:00 AM CST
IFR
Temporary 12:00 AM CST - 3:00 AM CST
Light Freezing Rain and Snow
Overcast 800'
4sm
Calm
MVFR
12:00 AM CST - 6:00 AM CST
Light Snow
Broken 1,400'
5sm
200° 12kts
Gusts 23kts
MVFR
6:00 AM CST - 9:00 AM CST
Broken 1,400'
6sm
290° 12kts
Gusts 20kts
IFR
9:00 AM CST - 6:00 PM CST
Broken 800'
6sm
310° 13kts
Gusts 22kts
MVFR
6:00 PM CST - 12:00 AM CST
Broken 1,400'
6sm
330° 9kts
TAF KATY 010530Z 0106/0206 20012G23KT 5SM -SN BKN014 WS020/28035KT
   TEMPO 0106/0109 4SM -FZRASN OVC008
   FM011200 29012G20KT P6SM BKN014
   FM011500 31013G22KT P6SM BKN008
   FM020000 33009KT P6SM BKN014
KATY
EffectiveExpiresCategoryNOTAM
Domestic
2/1/26
0343Z
2/1/26
1130Z
!ATY 02/001 ATY AD AP SFC COND NOT REP 2602010343-2602011130
1/21/26
0453Z
2/22/26
2300Z
!ATY 01/141 ATY OBST TOWER LGT (ASR 1318818) 445515.45N0965336.70W (11.1NM E ATY) 2359FT (333FT AGL) U/S 2601210453-2602222300
10/29/25
2101Z
3/31/26
2359Z
!ATY 10/080 ATY OBST TOWER LGT (ASR 1206577) 450617.00N0965918.00W (13.5NM NNE ATY) 2876.0FT (875.0FT AGL) U/S 2510292101-2603312359
FDC
1/18/26
0402Z
2/14/26
0402Z
!FDC 6/4552 ATY IAP WATERTOWN RGNL, WATERTOWN, SD.
ILS OR LOC RWY 35, AMDT 12...
ALTERNATE MINIMUMS NA EXCEPT FOR ACFT EQUIPPED WITH SUITABLE RNAV SYSTEM WITH GPS,
ABR VOR/DME UNMONITORED. 2601180402-2602140402EST
1/5/26
1802Z
!FDC 6/0643 ATY ODP WATERTOWN RGNL, WATERTOWN, SD.
TAKEOFF MINIMUMS AND (OBSTACLE) DEPARTURE PROCEDURES ORIG-A...
ADD TAKEOFF OBSTACLE NOTE: RWY 35, TEMPORARY CRANE BEGINNING 2601FT FROM DER, 972FT LEFT OF CENTERLINE, 90FT AGL/1840FT MSL (2024-AGL-5520 TO 5523-OE). ALL OTHER DATA REMAINS AS PUBLISHED. 2601051802-2608172355EST
1/5/26
1801Z
!FDC 6/0641 ATY IAP WATERTOWN RGNL, WATERTOWN, SD.
RNAV (GPS) RWY 17, ORIG-B...
LNAV MDA 2140/HAT 399 ALL CATS, VIS CAT C/D 1 1/8. TEMPORARY CRANE 1840 MSL 2640FT N/NW OF RWY 17 (2024-AGL-5520 TO 5523-OE).
2601051801-2608172355EST
1/5/26
1800Z
!FDC 6/0639 ATY IAP WATERTOWN RGNL, WATERTOWN, SD.
RNAV (GPS) RWY 12, ORIG-B...
LNAV MDA 2140/HAT 391 ALL CATS, VIS CAT C/D 1 1/8. TEMPORARY CRANE 1840 MSL 3912FT NE OF RWY 12 (2024-AGL-5520 TO 5523-OE).
2601051800-2608172355EST
No
0430-2030
CITY OF WATERTOWN
P.O. BOX 910
WATERTOWN, SD 57201
Phone: 605-882-6209
IAN MERIWETHER-CHALFANT
550 E AIRPORT DRIVE
WATERTOWN, SD 57201
Phone: 605-753-9357
HURON FSS (HON)
Toll Free: 1-800-WX-BRIEF
ATY
--
ACTVT MALSR RWY 35; PAPI RWY 12, 17, 30, & 35; HIRL RWY 17/35; MIRL RWY 12/30; REIL RWY 12, 17, & 30 - CTAF.
N/A
Yes - Lighted
Yes
Yes
Hanger, Tie-Down
NOT a Landing Rights Airport
NOT an Airport of Entry
Major
Major
None
None
Air Freight
Crop Dusting
Air Ambulance
Cargo Handling
Charter Service
Pilot Instruction
Aircraft Rental
Aircraft Sales

Runway 12/30

6898 ft. x 100 ft.
CONC  
Excellent 
GRVD 
MED 
 
80,000lbs 
97,000lbs 
160,000lbs 
-- 
  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

6893 ft. x 100 ft.
CONC  
Good 
GRVD 
HIGH 
 
120,000lbs 
177,000lbs 
301,000lbs 
-- 
  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
A110-1GULLS & GEESE ON & INVOF ARPT APR-NOV.
A110-3GLIDER OPNS APR THRU SEP.
A110-4ANNUALLY APRIL- SEPT HAY CUTTING OPNS IN PROGRESS; FARMING EQUIP MAY BE IN APCHS.
A110-5ACR 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.
A110-8ARPT SFC COND NOT MONITORED 2230-0430.
A110-9FOR CD IF UNA TO CTC ON FSS FREQ, CTC MINNEAPOLIS ARTCC AT 651-463-5588.
A16605-753-9357
A26PPR 48 HRS UNSKED ACR OPNS WITH MORE THAN 30 PSGR SEATS CALL AMGR 605 882-6209.
A39-12/30PCR VALUE: 509/R/D/W/T
A39-17/35PCR VALUE: 491/R/D/W/T
A81-APTACTVT 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.