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H28 Whetstone International Airport
Port of Del Bonita, Montana, USA

GOING TO PORT OF DEL BONITA?

FAA INFORMATION EFFECTIVE 30 OCTOBER 2025

Location

FAA Identifier: H28
Lat/Long: 48-59-59.9630N 112-47-33.2910W
48-59.999383N 112-47.554850W
48.9999897,-112.7925808
(estimated)
Elevation: 4336 ft. / 1322 m (estimated)
Variation: 18E (1985)
From city: 32 miles NW of PORT OF DEL BONITA, MT
Time zone: UTC -7 (UTC -6 during Daylight Saving Time)
Zip code: 59427

Airport Operations

Airport use: Open to the public
Activation date: 06/1987
Control tower: no
ARTCC: SALT LAKE CITY CENTER
FSS: GREAT FALLS FLIGHT SERVICE STATION
NOTAMs facility: GTF (NOTAM-D service available)
Attendance: UNATNDD
Wind indicator: yes
Segmented circle: no
International operations: customs landing rights airport

Airport Communications

CTAF/UNICOM: 122.8
  • IN CUST OFC.

Nearby radio navigation aids

VOR radial/distance  VOR name  Freq  Var
CTBr309/31.6CUT BANK VOR/DME113.3517E
YQLr176/38.4LETHBRIDGE VOR/DME115.7011E

Airport Services

Parking: tiedowns

Runway Information

Runway 7/25

Dimensions: 4440 x 65 ft. / 1353 x 20 m
Surface: turf, in fair condition
GOPHER HOLES.
Runway edge markings: THR MKD BY DOUBLE CONES; EDGE MKD BY WHITE CONES SPACED 200 FT.
Operational restrictions: +4 FT PARL FENCES 44 FT L & R FULL LEN.
RUNWAY 7  RUNWAY 25
Traffic pattern: leftleft
Obstructions: 31 ft. pline, marked, 205 ft. from runway, 70 ft. right of centerline, 7:1 slope to clear
PLINE MKD WITH RED BALLS.		none

Airport Ownership and Management from official FAA records

Ownership: Publicly-owned
Owner: MONTANA AERONAUTICS DIVISION
PO BOX 200507
HELENA, MT 59620
Phone 406-444-2506
Manager: TIM CONWAY
PO BOX 200507
HELENA, MT 59620
Phone 406-444-2506

Additional Remarks

- NO SNOW REMOVAL.
- FOR CD CTC SALT LAKE ARTCC AT 801-320-2568.

Instrument Procedures

There are no published instrument procedures at H28.

Some nearby airports with instrument procedures:

KCTB - Cut Bank International Airport (29 nm SE)
KSBX - Shelby Airport (46 nm SE)
S01 - Conrad Airport (59 nm SE)
KGPI - Glacier Park International Airport (71 nm SW)
KCII - Choteau Airport (75 nm S)
  
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Area around H28 (Whetstone International Airport)
 
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Aerial photo of H28 (Whetstone International Airport)
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Sectional chart

 
Airport distance calculator
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From to H28

Sunrise and sunset
Times for 17-Nov-2025
 Local
(UTC-7)		 Zulu
(UTC)
Morning civil twilight07:1014:10
Sunrise07:4514:45
Sunset16:4723:47
Evening civil twilight17:2200:22

Current date and time
Zulu (UTC)  17-Nov-2025 19:52:54
Local (UTC-7)  17-Nov-2025 12:52:54
 
METAR
CWFJ 
22nm NW 		171900Z AUTO 25009G15KT 13/05 RMK AO1 SLP029 T01340046 51005
KCTB 
29nm SE 		171856Z AUTO 23012KT 10SM CLR 14/04 A2965 RMK AO2 SLP038 T01390044
CWRY 
31nm E 		171900Z AUTO 21006KT 13/06 RMK AO1 SLP042 T01250059 51004
CYQL 
37nm N 		171900Z 24009KT 60SM BKN170 BKN250 13/07 A2959 RMK AC5CI2 SLP037 DENSITY ALT 3900FT
CWGM 
40nm W 		171900Z AUTO 23013G19KT 11/03 RMK AO1 PK WND 22019/1855 SLP032 T01120031 50007
TAF
KCTB 
29nm SE 		171720Z 1718/1818 25008KT P6SM BKN110 FM172000 26012KT P6SM BKN080 FM180000 28009KT P6SM OVC045 FM180900 VRB06KT P6SM BKN060
NOTAMs
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