WxDecoder

K1O1 Weather Grandfield Municipal Airport

Grandfield, OklahomaElevation 1,128 ftSmall airport
OFF-FIELD REFERENCE
Nearest report: KFDR · 14 NM NW · 50 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 · KFDR
WIND
070@7
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 60° at 7 kt, visibility 10 SM, temperature 18C. Treat this as supplemental, not an aviation observation. Forecast suggests tonight partly cloudy, low near 58F, 1% chance of precipitation. Key risks: thunderstorms in the forecast.

PILOT WEATHER NOTES
Thunderstorms in the forecastWeather.gov
Tuesday: Chance Showers And Thunderstorms. Watch for developing convection and plan alternates.
DayConditionsTemp FWindGustsPrecipPilot note
Tonight Partly Cloudy 58 SE 9 kt – 1%
Monday Mostly Sunny 79/59 SSE 10 kt 18 kt 23%
Tuesday Chance Showers And Thunderstorms 80/61 S 12 kt 21 kt 46% Thunderstorms in the forecast
Wednesday Sunny 83/63 S 14 kt – 5%
Thursday Mostly Sunny then Chance Showers And Thunderstorms 82/61 S 12 kt – 61%
Friday Rain Showers Likely 72/59 SSE 13 kt – 74%
Saturday Rain Showers Likely 78/61 S 13 kt – 61%
Sunday Mostly Sunny 79 SSW 9 kt – 9%

Source: National Weather Service (office OUN). Forecast issued 0442Z.

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
2 runways
NESW17350826
WIND
No on-field weather data
No reporting weather station on the field, so wind components cannot be computed. See nearby stations below.
RUNWAYS

Runway detail & declared distances

2 runways · longest 3,100 ft

17/35
Dimensions
3,100 x 75 ft
Surface
Asphalt (excellent)
Edge lights
MED
RWY 17181°T
Traffic patternLeft
RWY 351°T
Traffic patternLeft
08/26
Dimensions
1,540 x 75 ft
Surface
Asphalt (fair)
RWY 0890°T
RWY 26270°T

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
1,128 ft MSL

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

DAYLIGHT & NIGHT

Sun & logging windows

Sunset
2349Z 6:49 PM
Sunrise
1249Z 7:49 AM
Loggable night
0014Z (7:14 PM local) → 1223Z (7:23 AM local)
end of evening to start of morning civil twilight
Position lights required
2349Z (6:49 PM local) → 1249Z (7:49 AM local)
sunset to sunrise (91.209)
Night passenger currency
0049Z (7:49 PM local) → 1149Z (6:49 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

Grandfield Municipal Airport is in Grandfield, Oklahoma. Field elevation 1,128 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT
OwnershipPublicly owned
UseOpen to the public
TypeSmall airport
ManagerBRUCE KORN
Manager phone580-704-0016
AttendedUNATNDD
CHARTS & AIRSPACE
ICAO / IATAK1O1
SectionalDALLAS-FT WORTH
Center (ARTCC)FORT WORTH
Flight service (AFSS)MC ALESTER
RegionOklahoma
CountryUnited States
Coordinates34.2376, -98.7420
Distance from city3 NM W
SERVICES & LIGHTING
Control towerNon-towered
Field lightingSee remarks
BeaconSunset to sunrise · White-green (lighted land airport)
CTAF122.900
FREQUENCIES

Communications

122.8
CTAF
CTAF

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

AIRCRAFT ACTIVITY

Traffic patterns

Aircraft activity data is not available for this airport yet.

NEARBY AIRPORTS

Weather reference stations

K1O1 has no on-field report. Nearest reporting station: KFDR (14 NM NW, VFR).

KFDR Frederick Regional Airport
14 NM NW
VFR
KSPS Wichita Falls Municipal Airport / Sheppard Air Force Base
19 NM SE
VFR
KLAW Lawton Fort Sill Regional Airport
26 NM NE
VFR
KCWC Kickapoo Downtown Airport
26 NM SE
VFR
KFSI Henry Post Army Air Field
30 NM NE
VFR
KLTS Altus Air Force Base
37 NM NW
VFR
AIRPORT REMARKS

Operational remarks

›TOWER 1059 FT AGL 8,500 FT SE OF ARPT.
›PAVEMENT EXHIBITING SVR CRACKING, MOD VEGETATION ENCROACHMENT, & GEN DETERIORATION.
›RWY 26 MARKINGS UNRDBL.
›ACTVT MIRL RY 17/35 - CTAF.
›FOR CD CTC FORT WORTH ARTCC AT 817-858-7584.
›TOWER 1073 FT AGL 12,000 FT SSE OF ARPT.
›RWY 08 MARKINGS UNRDBL.
OFFICIAL LINKS & SOURCES
↗Search NOTAMs (official FAA NOTAM Search)
↗K1O1 on OurAirports
FREQUENTLY ASKED
Does K1O1 have a METAR?
No on-field METAR is issued for K1O1. This page uses the nearest reporting station as a reference.
Does K1O1 have a TAF?
No TAF is issued directly for K1O1. Use the nearest TAF-issuing field as a planning reference.
What is the field elevation at K1O1?
K1O1 sits at 1,128 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for K1O1?
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.