AirNav: H28 - Whetstone International Airport

H28

Whetstone International Airport
Port of Del Bonita, Montana, USA

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FAA INFORMATION EFFECTIVE 27 NOVEMBER 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
CTBr309/31.6		CUT BANK VOR/DME		113.35		17E
YQLr176/38.4		LETHBRIDGE VOR/DME		115.70		11E

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:	left	left
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
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Sectional chart

Airport distance calculator
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Sunrise and sunset

Times for 24-Dec-2025

	Local (UTC-7)	Zulu (UTC)
Morning civil twilight	07:48	14:48
Sunrise	08:25	15:25
Sunset	16:37	23:37
Evening civil twilight	17:14	00:14

Current date and time

Zulu (UTC)	24-Dec-2025 20:51:33
Local (UTC-7)	24-Dec-2025 13:51:33

METAR

CWFJ 22nm NW	242000Z AUTO 01004KT M15/M17 RMK AO1 4PAST HR 8015 SLP180 P0002 T11481168 50004
KCTB 29nm SE	242010Z AUTO 34007KT 1/2SM FZFG VV002 M12/M13 A2983 RMK AO2 I1001 T11171133 $
CWRY 31nm E	242000Z AUTO 01005KT M15/M17 RMK AO1 SLP198 T11531172 58020
CYQL 37nm N	242000Z VRB02KT 4SM -SN OVC013 M17/M19 A2996 RMK SC8 SLP226
CWGM 40nm W	242000Z AUTO 07005KT M15/M17 RMK AO1 SOG 03 8016 SLP173 T11461169

TAF

KCTB
29nm SE

242017Z 2420/2518 03008KT 2SM BR OVC009 TEMPO 2420/2423 1/2SM FZFG OVC002 FM242300 02007KT P6SM OVC007 PROB30 2504/2510 6SM -FZRA FM251200 VRB05KT P6SM FEW006 SCT050

NOTAMs

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