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ST CLAIR COUNTY INTL - Airport Diagram
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KPHN
ST CLAIR COUNTY INTL
PublicPUB

5 miles SW of PORT HURON, MI
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LiveATC.net: Live Air Traffic - From Their Headsets to You
Operational
42° 54' 39"N 82° 31' 44"W
650' MSL
1650' MSL
07W
JET A (FSII), 100LL
LANSING (LAN)
DETROIT
CLEVELAND (ZOB)
11/27/25-12/25/25
KPHN VFR
3:35 AM EST  
Overcast 3,400'
10sm
18°F
12°F
30.40"Hg
240° 3kts
AO2
METAR KPHN 150835Z AUTO 24003KT 10SM OVC034 M08/M11 A3040 RMK AO2
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KPHN FBOs

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St. Clair County International Airport
UNICOM: 123.05
Phone: (810) 364-4187
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Other
As of 12/11
 100LL JET A JET A (FSII) MOGAS UL94
Self Serve 6.00
Full Serve 6.60 5.30
Fuel Notes
Prices include tax

KPHN Aircraft Service & Maintenance

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Great Lakes Aviation Services LLC
Phone: (810) 364-2181
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123.05 123.05

AWOS-3

AWOS-3
810-364-7787
 118.375

FAA A/FD Pages

Airport Diagrams

  • No Documents

Airport Minimums

Departure Procedures

  • No Documents

Hotspot

  • No Documents

Standard Term. Arrival

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Instrument Approach

Terminal Area Forecast

CYZR (11nm)
Mon, 12/15 3:40 AM EST
Mon, 12/15 4:00 AM EST - Mon, 12/15 4:00 PM EST
MVFR
4:00 AM EST - 6:00 AM EST
Broken 12,000'
Broken 3,000'
Scattered 1,200'
6sm
270° 10kts
Gusts 20kts
MVFR
Temporary 4:00 AM EST - 8:00 AM EST
Light Showers and Snow
Overcast 3,000'
Broken 1,200'
6sm
Calm
MVFR
Becoming 6:00 AM EST - 8:00 AM EST
Broken 12,000'
Broken 3,000'
Scattered 1,200'
6sm
220° 12kts
Gusts 22kts
MVFR
8:00 AM EST - 10:00 AM EST
Overcast 10,000'
Broken 3,000'
Scattered 1,200'
6sm
220° 12kts
Gusts 22kts
MVFR
Temporary 8:00 AM EST - 10:00 AM EST
Light Snow
Overcast 3,000'
Broken 1,200'
5sm
Calm
IFR
10:00 AM EST - 12:00 PM EST
Light Snow
Overcast 1,200'
1.5sm
220° 15kts
Gusts 25kts
MVFR
Temporary 10:00 AM EST - 12:00 PM EST
Light Snow
Overcast 2,500'
Scattered 1,200'
4sm
Calm
VFR
12:00 PM EST - 4:00 PM EST
Broken 10,000'
Few 2,000'
6sm
220° 15kts
Gusts 25kts
TAF CYZR 150840Z 1509/1521 27010G20KT P6SM SCT012 BKN030 BKN120
   TEMPO 1509/1513 6SM -SHSN BKN012 OVC030
   BECMG 1511/1513 22012G22KT
   FM151300 22012G22KT P6SM SCT012 BKN030 OVC100
   TEMPO 1513/1515 5SM -SN BKN012 OVC030
   FM151500 22015G25KT 1 1/2SM -SN OVC012
   TEMPO 1515/1517 4SM -SN SCT012 OVC025
   FM151700 22015G25KT P6SM FEW020 BKN100 RMK FCST BASED ON AUTO OBS. NXT FCST BY 151400Z
KPHN
EffectiveExpiresCategoryNOTAM
Domestic
12/14/25
2121Z
12/15/25
2121Z
!PHN 12/048 PHN TWY ALL FICON ICE BA POOR OBS AT 2512142121. COND NOT MNT 2512142200-2512151300. 2512142121-2512152121
12/14/25
2120Z
12/15/25
2120Z
Runway!PHN 12/047 PHN RWY 10 FICON 1/1/1 100 PCT ICE OBS AT 2512142120. COND NOT MNT 2512142200-2512151300. 2512142120-2512152120
12/14/25
2119Z
12/15/25
2119Z
Runway!PHN 12/046 PHN RWY 04 FICON 1/1/1 100 PCT ICE OBS AT 2512142119. COND NOT MNT 2512142200-2512151300. 2512142119-2512152119
12/14/25
2117Z
12/15/25
2117Z
!PHN 12/045 PHN APRON ALL FICON ICE BA POOR OBS AT 2512142117. COND NOT MNT 2512142200-2512151300. 2512142117-2512152117
12/10/25
2123Z
12/31/25
1300Z
!PHN 12/028 PHN AD AP SFC COND NOT REP 2512102123-2512311300
11/13/25
2042Z
5/13/26
2359Z
!PHN 11/016 PHN NAV ILS RWY 04L OM U/S 2511132042-2605132359
11/13/25
2041Z
5/13/26
2359Z
Runway!PHN 11/014 PHN RWY 22 PAPI U/S 2511132041-2605132359
10/31/25
1608Z
4/1/26
2359Z
!PHN 10/007 PHN OBST TOWER LGT (ASR UNKNOWN) 425526.49N0822736.82W (3.5NM E PWKPHN) 872FT (275FT AGL) U/S 2510311608-2604012359
10/28/25
1605Z
5/31/26
2359Z
Runway!PHN 10/006 PHN RWY 10 PAPI U/S 2510281605-2605312359
FDC
11/27/25
0901Z
!FDC 5/1512 PHN CHART ST CLAIR COUNTY INTL,
PORT HURON, MI.
ALTERNATE MINIMUMS ...
CORRECT ALTERNATE MINIMUMS: ALTERNATE MINIMUMS WERE INADVERTENTLY
DELETED. FOR A CORRECTED COPY OF EC1 ALTERNATE MINIMUMS SEE 25-08
TERM SAFETY ALERT AT
HTTPS://WWW.FAA.GOV/AIR_TRAFFIC/FLIGHT_INFO/AERONAV/SAFETY_ALERTS/.
2511270901-PERM
No
0800-1700
UNATNDD MAJOR HOLS.
SAINT CLAIR COUNTY
201 MCMORRAN BLVD
PORT HURON, MI 48060-4006
Phone: 810-364-6890
CATHERINE FIORE
177 ASH DR
KIMBALL, MI 48074-4403
Phone: 810-364-6890
LANSING FSS (LAN)
Toll Free: 1-800-WX-BRIEF
PHN
--
ACTVT MALSR RWY 04; REIL RWY 22, 10, & 28; PAPI RWY 10 & 28; HIRL RWY 04/22; MIRL RWY 10/28 - CTAF. PAPI RWY 04 & 22 OPR CONSLY.
N/A
Yes - Lighted
Yes
Yes
Hanger, Tie-Down
NOT a Landing Rights Airport
Airport of Entry
Major
Major
None
None
None

Runway 04/22

5104 ft. x 100 ft.
ASPH  
Good 
GRVD 
HIGH 
 
40,000lbs 
55,000lbs 
90,000lbs 
-- 
  Runway 04 Runway 22
True Heading 36°216°
Traffic Pattern Left Left
Markings PIR PIR
Markings Condition GOOD GOOD
Latitude 42° 54' 17"N 42° 54' 57"N
Longitude 82° 32' 07"W 82° 31' 27"W
Elevation 640' 650'
Threshold Crossing Height 50 ft. AGL 45 ft. AGL
Visual Glide Path Angle 3° 3°
Visual Slope Indicator P4L P4L
Approach Lights MALSR
Centerline Lights No No
Runway End Identifier Lights No Yes

Runway 10/28

4000 ft. x 75 ft.
ASPH  
Good 
NONE 
MED 
 
16,000lbs 
-- 
-- 
-- 
  Runway 10 Runway 28
True Heading 95°275°
Traffic Pattern Left Left
Markings NPI NPI
Markings Condition FAIR FAIR
Latitude 42° 54' 44"N 42° 54' 41"N
Longitude 82° 32' 07"W 82° 31' 13"W
Elevation 643' 650'
Threshold Crossing Height 26 ft. AGL 33 ft. AGL
Visual Glide Path Angle 3° 3.5°
Visual Slope Indicator P4L P4L
Approach Lights
Centerline Lights No No
Runway End Identifier Lights Yes Yes
A110-1DEER & LRG BIRDS ON & INVOF ARPT.
A110-5TSATLC FLTS MUST NTFY US CUST AT 810-985-9541 ONE HR PRIOR TO ENTRY INTO THE US. NTFY US DEPT OF AGRICULTURE AT 810-985-6126 & AMGR 24 HRS PRIOR FOR DISPOSAL OF ACFT INTL TRASH.
A110-7FOR CD CTC SELFRIDGE APCH AT 586-239-5706, WHEN APCH CLSD CTC CLEVELAND ARTCC AT 440-774-0224/0490.
ST CLAIR COUNTY INTL (ICAO: KPHN, IATA: PHN) is a public airport located in PORT HURON, MI.