WxDecoder

MI99 Weather Robertson Field

Richmond, MichiganElevation 620 ftSmall airport
OFF-FIELD REFERENCE
Nearest report: KPHN · 9 NM NE · 15 min old
No ceiling, visibility 10 SM.
No on-field report, so no field flight category. Conditions at the field may differ.
OFF-FIELD REFERENCE · KPHN
WIND
230@3
steady
VISIBILITY
10 SM
16.1 km
CEILING
None
no BKN/OVC layer
FORECAST & PILOT NOTES · SUPPLEMENTAL

Extended forecast and pilot notes

No aviation METAR is published for this airport. The nearest National Weather Service station reports wind from 230° at 3 kt, visibility 0.2 SM, temperature 8C. Treat this as supplemental, not an aviation observation. Forecast suggests today partly sunny, high near 67F, low near 46F, 7% chance of precipitation. Key risks: no significant hazards are highlighted right now, but always confirm against an official briefing.

DayConditionsTemp FWindGustsPrecipPilot note
Today Partly Sunny 67/46 SSW 6 kt – 7%
Monday Patchy Fog then Partly Sunny 63/39 N 7 kt – 4%
Tuesday Partly Sunny 59/41 E 5 kt – 0%
Wednesday Partly Sunny 68/52 SSE 7 kt – 5%
Thursday Chance Light Rain 71/47 SW 9 kt – 29%
Friday Mostly Sunny 68/50 NW 6 kt – 6%
Saturday Partly Sunny then Slight Chance Light Rain 69/52 S 7 kt – 39%

Source: National Weather Service (office DTX). Forecast issued 1529Z.

Radar

Radar data: NOAA/NWS MRMS composite reflectivity. For situational awareness only, not a substitute for an official weather briefing.

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RUNWAYS & WIND
Crosswind calculator
No runway layout is available for MI99. Enter a runway number or heading to estimate wind components.
RUNWAYS

Runway detail & declared distances

1 runway · longest 2,300 ft

H1
Dimensions
32 x 32 ft
Surface
Wood
RWY H1

Runway data from the FAA NASR dataset (effective 2026-06-11). Verify with the current Chart Supplement and NOTAMs.

FIELD CONDITIONS

Field elevation

Field elevation
620 ft MSL

Density and pressure altitude need a current temperature and altimeter from the METAR.

DAYLIGHT & NIGHT

Sun & logging windows

Sunset
2233Z 6:33 PM
Sunrise
1156Z 7:56 AM
Loggable night
2302Z (7:02 PM local) → 1127Z (7:27 AM local)
end of evening to start of morning civil twilight
Position lights required
2233Z (6:33 PM local) → 1156Z (7:56 AM local)
sunset to sunrise (91.209)
Night passenger currency
2333Z (7:33 PM local) → 1056Z (6:56 AM local)
1 hr after sunset to 1 hr before sunrise (61.57(b))

FAA definitions, shown in Zulu with airport-local time. Verify for your operation.

AIRPORT INFORMATION

Facility & services

Robertson Field is in Richmond, Michigan. Field elevation 620 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT
OwnershipPrivately owned
UsePrivate use
TypeSmall airport
ManagerBENJAMIN TONG
Manager phone248-505-9660
AttendedUNATNDD
CHARTS & AIRSPACE
ICAO / IATAMI99
SectionalDETROIT
Center (ARTCC)CLEVELAND
Flight service (AFSS)LANSING
RegionMichigan
CountryUnited States
Coordinates42.8008, -82.6570
Distance from city1 NM W
SERVICES & LIGHTING
Control towerNon-towered
Field lightingSunset to sunrise
CTAF122.900
FREQUENCIES

Communications

122.900
CTAF
CTAF

Not all tower/ground/approach frequencies are in our datasets. Verify with the FAA Chart Supplement.

AIRCRAFT ACTIVITY

MI99 traffic patterns

2026-10-23 to 2026-10-23, 1 days observed · data 2026-10-23

Low confidence
TRAFFIC VOLUME (30-DAY)
AVG LANDINGS/DAY
1
AVG OPS/DAY
2
Operations trend (1 days)

Busiest day: Fri · Busiest month: Oct

FLEET MIX
Helicopter 100%

Mostly rotorcraft.

TOP AIRCRAFT TYPES
›AS65 (Helicopter) · ~1 landings/mo
Data limitations (4)
›ADS-B coverage is incomplete; counts are an observed lower bound, not official totals.
›Some aircraft do not transmit usable ADS-B and are not counted.
›Aircraft types and based estimates are inferred and may be wrong.
›This is not official ATC, FAA, or airport data.
NEARBY AIRPORTS

Weather reference stations

MI99 has no on-field report. Nearest reporting station: KPHN (9 NM NE, VFR).

KPHN St Clair County International Airport
9 NM NE
VFR
KMTC Selfridge Air National Guard Base Airport
14 NM SW
LIFR
CYZR Chris Hadfield Airport
19 NM NE
VFR
CYQG Windsor International Airport
34 NM SW
VFR
KPTK Oakland County International Airport
35 NM W
VFR
CYCK Chatham Kent Airport
39 NM SE
VFR
AIRPORT REMARKS

Operational remarks

›FOR CD CTC DETROIT APCH AT 734-955-1404.
OFFICIAL LINKS & SOURCES
↗Search NOTAMs (official FAA NOTAM Search)
↗MI99 on OurAirports
FREQUENTLY ASKED
Does MI99 have a METAR?
No on-field METAR is issued for MI99. This page uses the nearest reporting station as a reference.
Does MI99 have a TAF?
No TAF is issued directly for MI99. Use the nearest TAF-issuing field as a planning reference.
What is the field elevation at MI99?
MI99 sits at 620 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for MI99?
No. wxdecoder.com is for education and situational awareness only. It is not an official weather briefing or a substitute for official sources, NOTAM review, and pilot judgment.
This app is for aviation weather education, training, and situational awareness only. It is not a substitute for an official weather briefing, approved flight-planning software, flight service, dispatch procedures, current FAA regulations, or pilot judgment. Always verify weather with official sources before flight.