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THOMPSON FALLS - Airport Diagram
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KTHM
THOMPSON FALLS
PublicPUB

3 miles SE of THOMPSON FALLS, MT
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LiveATC.net: Live Air Traffic - From Their Headsets to You
Operational
47° 34' 25"N 115° 16' 50"W
2467' MSL
3467' MSL
13E
100LL
GREAT FALLS (GTF)
GREAT FALLS
SEATTLE (ZSE)
4/17/25-5/15/25
KS34 (17nm) VFR
3:55 PM MST  
Light Rain
Broken 9,000'
Broken 6,000'
Scattered 5,000'
9sm
36°F
25°F
29.96"Hg
230° 10kts
Gusts 22kts
AO2
METAR KS34 082255Z AUTO 23010G22KT 9SM -RA SCT050 BKN060 BKN090 02/M04 A2996 RMK AO2
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FAA A/FD Pages

Terminal Area Forecast

KGPI (60nm)
Thu, 1/8 10:35 AM MST
Thu, 1/8 11:00 AM MST - Fri, 1/9 11:00 AM MST
VFR
11:00 AM MST - 6:00 PM MST
Showers in vicinity
Broken 6,000'
Few 3,500'
6sm
210° 7kts
MVFR
Temporary 3:00 PM MST - 6:00 PM MST
Light Snow and Mist
Broken 3,500'
Broken 1,500'
5sm
Calm
VFR
6:00 PM MST - 11:00 AM MST
Mist
Overcast 5,000'
6sm
200° 4kts
MVFR
5:00 AM MST - 10:00 AM MST
Light Snow and Mist
Overcast 3,500'
Broken 1,500'
4sm
Calm
TAF KGPI 081735Z 0818/0918 21007KT P6SM VCSH FEW035 BKN060
   TEMPO 0822/0901 5SM -SN BR BKN015 BKN035
   FM090100 20004KT 6SM BR OVC050
   PROB30 0912/0917 4SM -SN BR BKN015 OVC035
KTHM
EffectiveExpiresCategoryNOTAM
Domestic
12/30/25
2227Z
1/30/26
2359Z
!GTF 12/377 THM OBST TOWER LGT (ASR UNKNOWN) 474942.46N1153525.04W (19NM NW THM) UNKNOWN (194FT AGL) U/S 2512302227-2601302359
12/17/25
1525Z
3/17/26
0500Z
!GTF 12/234 THM OBST TOWER LGT (ASR 1030250) 473420.30N1152148.30W (3.3NM W THM) 3256.9FT (186.0FT AGL) U/S 2512171525-2603170500
No
UNATNDD
SANDERS COUNTY
PO BOX 519
THOMPSON FALLS, MT 59873-0519
Phone: 406-827-6942
KIM ROBERTS
P.O. BOX 1204
THOMPSON FALLS, MT 59873
Phone: 406-827-3519
GREAT FALLS FSS (GTF)
Toll Free: 1-800-WX-BRIEF
GTF
--
ACTVT PAPI RWY 8 & 26; MIRL RWY 08/26 - CTAF.
N/A
Yes - Lighted
Yes
No
Tie-Down
NOT a Landing Rights Airport
NOT an Airport of Entry
None
None
None
None
None

Runway 08/26

4200 ft. x 75 ft.
ASPH  
Excellent 
NONE 
MED 
 
12,000lbs 
-- 
-- 
-- 
  Runway 08 Runway 26
True Heading 90°270°
Traffic Pattern Left Left
Markings BSC BSC
Markings Condition GOOD GOOD
Latitude 47° 34' 24"N 47° 34' 25"N
Longitude 115° 17' 21"W 115° 16' 20"W
Elevation 2,463' 2,467'
Threshold Crossing Height 32 ft. AGL 29 ft. AGL
Visual Glide Path Angle 3° 3.25°
Visual Slope Indicator P2L P2L
Approach Lights
Centerline Lights
Runway End Identifier Lights
A110-1MKD PWR LINES 7 MI E MAINLAND TO BIG IS.
A110-10FOR CD CTC SEATTLE ARTCC AT 253-351-3694.
A110-2PHONE ON ARPT.
A110-4100 FT SILO IN TRANS SFC NE SIDE OF RY.
A110-5WATERFOWL INVOF ARPT.
A110-7300 FT CANDLESTICK FXD DIST MKRS IN TRANS SFC.
A110-8SN REMOVAL INTMT. CALL 406-546-6384 FOR RWY COND.
A16ALTN PHONE 406-546-6384 OR 406-598-6227.
A70-FUEL-100LL FUEL AVBL 24/7 WITH CREDIT CARD.
A81-APTACTVT PAPI RWY 8 & 26; MIRL RWY 08/26 - CTAF.
E100AUTOMATED UNICOM AVBL ON 118.325; 3 CLICKS.
E111CONSTR PRIOR 1959
THOMPSON FALLS (ICAO: KTHM, IATA: THM) is a public airport located in THOMPSON FALLS, MT.