DM
Datamask Aviation
METAR · TAF · OPMET
CYHM· YHM· Hamilton

John C. Munro Hamilton International Airport

medium airport · elevation 780 ft (238 m)
10:24Z 00:13Z Day
Current METARVFR
9 min ago·00:00Z
CYHM 250000Z 04014G20KT 12SM FEW080 BKN110 OVC140 05/M04 A2981 RMK AC2AC4AC2 SLP103
Wind
040° 14 kt (gust 20 kt)
Visibility
12 SM
Ceiling
11,000 ft
Temperature
5°C / −4°C
temp / dew
QNH
1009 hPa
29.81 inHg
Clouds
FEW 8,000ft, BKN 11,000ft, OVC 14,000ft
Weather
Station
CYHM
Remarks
AC2AC4AC2 sea level pressure of 1010.3 HPa
Active hazards (US/Canada coverage via AviationWeather.gov)AWC
SIGMET / AIRMET (1)
  • SIGMETCONVECTIVESEV
    24 23:55Z25 01:55Z
    SFC – 26,000 ft
PIREPs (0)
None reported in area.
Wind & Runways
NESW14 kt040°G20
Wind arrow points downwind.
Runways
06/241832 mASP
12/303050 mASP
Runway components
RunwayHead/TailCrosswind
RWY 06/24HW 14 ktXW 2 kt L
RWY 12/30HW 6 ktXW 13 kt L
43.1735°, -79.9312°© CARTOOpen in OSM →
Runway suitabilityconservative GA limits
RunwayStatusHW (kt)XW (kt)Flags
RWY 06/24 (use 06)PreferredHW 142 L
RWY 12/30 (use 12)UsableHW 613 LCrosswind 13 kt
Density altitude
-120 ft
elevation 780 ft
ISA deviation
-8.5°C
Frequencies (community-maintained, cross-check AIP)CYHM
  • ATIS128.100
  • GND121.600
  • TWR125.000
  • A/DTORONTO TRML119.700
Navaids near airportassoc. CYHM
IdentTypeFreqPower
HMNDB221 kHzLOW
ZHANDB397 kHzLOW
ZHMNDB266 kHzLOW
Runways2

Physical runway length only — TORA/LDA are not declared in our reference database; consult the AIP.

  • RWY 06/246,010 ft (1,832 m)
    Surface
    ASP
    Lighting
    Lit
    ILS
  • RWY 12/3010,006 ft (3,050 m)
    Surface
    ASP
    Lighting
    Lit
    ILS
24-hour trend (Iowa State IEM)
No 24-h trend available — IEM archive.
24-hour wind rose (IEM ASOS, 16 direction bins)
24-hour wind rose unavailable (insufficient IEM data).
Airport diagram (OpenStreetMap)John C. Munro Hamilton International Airport
HH30122406062430123012
Terminal Aerodrome Forecast
Issued 2026/04/24 18:42 UTC
VFRBASE24/18Z → 25/02Z03015G25KT · 6 SM · FEW100
Wind: 03015G25KT
Visibility: 6 SM
Clouds: FEW100
TAF TAF CYHM 241740Z 2418/2518 03015G25KT P6SM FEW100
VFRFM25/02Z → 25/03Z03012G22KT · 6 SM · SCT050 OVC070
Wind: 03012G22KT
Visibility: 6 SM
Clouds: SCT050 OVC070
FM250200 03012G22KT P6SM SCT050 OVC070
MVFRTEMPO25/02Z → 25/03Z4 SM · SHRA BR · OVC050
Visibility: 4 SM
Weather: SHRA BR
Clouds: OVC050
TEMPO 2502/2503 4SM SHRA BR OVC050
IFRPROB3025/02Z → 25/03ZVRB15G25KT · 2 SM · TSRA BR · OVC040(CB)sn
Wind: VRB15G25KT
Visibility: 2 SM
Weather: TSRA BR
Clouds: OVC040(CB)sn
PROB30 2502/2503 VRB15G25KT 2SM TSRA BR OVC040CB
MVFRFM25/03Z → 25/08Z04012G22KT · 4 SM · SHRA BR · BKN020 OVC040
Wind: 04012G22KT
Visibility: 4 SM
Weather: SHRA BR
Clouds: BKN020 OVC040
FM250300 04012G22KT 4SM SHRA BR BKN020 OVC040
VFRTEMPO25/03Z → 25/08Z6 SM · -SHRA · SCT020 OVC040
Visibility: 6 SM
Weather: -SHRA
Clouds: SCT020 OVC040
TEMPO 2503/2508 P6SM -SHRA SCT020 OVC040
IFRPROB3025/03Z → 25/05ZVRB15G25KT · 2 SM · TSRA BR · BKN020 OVC040(CB)sn
Wind: VRB15G25KT
Visibility: 2 SM
Weather: TSRA BR
Clouds: BKN020 OVC040(CB)sn
PROB30 2503/2505 VRB15G25KT 2SM TSRA BR BKN020 OVC040CB
MVFRFM25/08Z → 25/10Z04012G22KT · 5 SM · -SHRA BR · SCT005 OVC015
Wind: 04012G22KT
Visibility: 5 SM
Weather: -SHRA BR
Clouds: SCT005 OVC015
FM250800 04012G22KT 5SM -SHRA BR SCT005 OVC015
IFRPROB3025/08Z → 25/10Z2 SM · SHRA BR · OVC005
Visibility: 2 SM
Weather: SHRA BR
Clouds: OVC005
PROB30 2508/2510 2SM SHRA BR OVC005
LIFRFM25/10Z → 25/15Z04015G25KT · 4 SM · -RA BR · OVC003
Wind: 04015G25KT
Visibility: 4 SM
Weather: -RA BR
Clouds: OVC003
FM251000 04015G25KT 4SM -RA BR OVC003
LIFRPROB3025/10Z → 25/15Z1 SM · SHRA BR · OVC002
Visibility: 1 SM
Weather: SHRA BR
Clouds: OVC002
PROB30 2510/2515 1SM SHRA BR OVC002
LIFRFM25/15Z → 25/18Z03020G30KT · 0.75 SM · -DZ BR
Wind: 03020G30KT
Visibility: 0.75 SM
Weather: -DZ BR
FM251500 03020G30KT 3/4SM -DZ BR VV002
LIFRPROB3025/15Z → 25/18Z0.25 SM · -DZ FG
Visibility: 0.25 SM
Weather: -DZ FG
PROB30 2515/2518 1/4SM -DZ FG VV001 RMK NXT FCST BY 250000Z
Raw TAF
TAF TAF CYHM 241740Z 2418/2518 03015G25KT P6SM FEW100 FM250200 03012G22KT P6SM SCT050 OVC070 TEMPO 2502/2503 4SM SHRA BR OVC050 PROB30 2502/2503 VRB15G25KT 2SM TSRA BR OVC040CB FM250300 04012G22KT 4SM SHRA BR BKN020 OVC040 TEMPO 2503/2508 P6SM -SHRA SCT020 OVC040 PROB30 2503/2505 VRB15G25KT 2SM TSRA BR BKN020 OVC040CB FM250800 04012G22KT 5SM -SHRA BR SCT005 OVC015 PROB30 2508/2510 2SM SHRA BR OVC005 FM251000 04015G25KT 4SM -RA BR OVC003 PROB30 2510/2515 1SM SHRA BR OVC002 FM251500 03020G30KT 3/4SM -DZ BR VV002 PROB30 2515/2518 1/4SM -DZ FG VV001 RMK NXT FCST BY 250000Z
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