ATIS Alerts

Grandfield Municipal Airport (K1O1) Area Aviation Weather & Runway Winds

Aviation weather near Grandfield Municipal Airport in Grandfield, OK, decoded from the nearest reporting station (KFDR): conditions, runway crosswinds, and free Telegram airport alerts.

Grandfield Municipal Airport (K1O1) is a general aviation airport serving pilots in and around Grandfield, OK at 1,128 ft. K1O1 has no weather station of its own. Conditions here are decoded from KFDR, about 14 nm away, the nearest reporting station, and local conditions can differ. Its 4 runways (08, 17, 26, 35), longest 3,100 ft, are checked against the current wind in the crosswind table below. CTAF is 122.8. Track it in the ATIS Alerts Telegram bot to get alerts read from KFDR, the station this page is based on.

VFR
Observed 0553Z (12:53 AM CDT)live · refreshes every 60s

No weather station at this airport: showing the nearest station KFDR, 13.8 nm away.

Wind
160° 13 kt
gusting 22 kt
Visibility
10+ sm
Ceiling
Unlimited
Altimeter
29.89"
Temp / Dew
89°F / 32°C
dew 66°F / 19°C

Wind from the south-southeast (160°) at 13 kt, gusting 22 kt, visibility 10+ statute miles, no cloud data, temperature 32°C (89°F), altimeter 29.89 inHg. Conditions are Visual Flight Rules (VFR).

Raw METAR
METAR KFDR 130553Z AUTO 16013G22KT 10SM CLR 32/19 A2989 RMK AO2 SLP096 T03170189 10394 20317 404220228 50013

What changed at KFDR (nearest station)?

Since the 0453Z (11:53 PM CDT) report, compared automatically against the latest METAR.

  • Gusts began, now gusting 22 kt.

This is exactly what ATIS Alerts watches for you: get a Telegram message when K1O1's weather changes, free →

Current pilot readout for K1O1

Based on the nearest station (KFDR), K1O1 is currently VFR with winds from 160° at 13 knots gusting 22, visibility 10+ statute miles, and no ceiling reported. The strongest crosswind component is currently on runway 08, about 12 knots. Density altitude is approximately 3,450 ft (field elevation 1,128 ft). K1O1 does not publish a TAF. The nearest TAF station is KSPS, about 19 nm away.

⚠️ Not for operational use. Always verify with official FAA-approved preflight weather sources before flight.

New to aviation weather? How to read a METAR → · What VFR/MVFR/IFR mean → · Decode any METAR/TAF → · Density altitude calculator →

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Runway wind check

Estimated head/tailwind and crosswind for each runway end from the current reported wind.

Use this section to quickly compare current wind alignment across available runways at K1O1. This is intended as a planning aid only and should not replace official performance calculations or pilot judgment.

RunwayHead / TailCrosswind
17FAV12 kt head5 kt left (g8)
084 kt head12 kt right (g21)
264 kt tail12 kt left (g21)
3512 kt tail5 kt right (g8)

Open the crosswind calculator to try your own wind and runway numbers →

24-hour trend

Wind, ceiling and flight category over the last 24 hours.

Wind (kt)Gusts (kt)Bottom strip, flight category:VFRMVFRIFRLIFRNo report
0142906Z18Z05Z

Over the last 23 h: wind 713 kt, ceiling unlimitedunlimited.

K1O1 weather radar

Live NEXRAD + lightning, with a 4-hour future-radar forecast. Drag to pan, tap ⚡ to toggle lightning.

Live weather radar around Grandfield Municipal Airport in Grandfield, OK: the NOAA/NWS NEXRAD composite updates about every five minutes, with NOAA lightning strike density overlaid. The loop plays the past 50 minutes, then continues into a future-radar forecast (+1 to +4 hours, NOAA HRRR model) so you can see where precipitation around K1O1 is headed.

Loading…
Loading radar…

Radar: NOAA/NWS via IEM · Forecast: NOAA HRRR · Lightning: NOAA · Map © Stadia Maps © OpenMapTiles © OpenStreetMap

Forecast frames (amber label) are HRRR model guidance, not observed radar. Lightning strike density appears as a blue-white glow when strikes are detected in view. Radar and lightning coverage are limited in parts of Alaska, Hawaii, and offshore areas. Not for navigation.

Pilot reports (PIREPs) within 100 NM of K1O1

Reported by pilots in flight over the past 6 hours, via aviationweather.gov.

PIREP0148Z (8:48 PM CDT) · 87 NM NE of K1O1 · 38,000 ft MSL · A321
light to moderate chop turbulence
Show raw report
OKC UA /OV IRW/TM 0148/FL380/TP A321/TB LGT-MOD CHOP/RM ZFW49
OKC UAHeader: reporting station and UA: a routine pilot report.
OV IRWLocation: fix or navaid, optionally with a radial and distance in NM.
TM 0148Reported at 01:48 UTC.
FL380Altitude: 38,000 ft MSL.
TP A321Aircraft type reporting.
TB LGT-MOD CHOPTurbulence: light to moderate chop.
RM ZFW49Remarks.

⚠️ PIREPs are unverified pilot reports. Not for operational use: conditions change between reports.

Recent aviation weather trends at K1O1

From ATIS Alerts' hourly weather history.

Over the past 24 hours, the nearest station KFDR reported mostly VFR across 24 observations, with 0 flight-category changes. The strongest gust reached 25 kt. Wind most often came from the S.

Last 24 hours
VFR 100%
Wind avg/max: 11/16 kt
Max gust: 25 kt
Lowest ceiling: -
Lowest vis: -
Prevailing wind: S
Category changes: 0
Last 7 days
VFR 99%LIFR 1%
Wind avg/max: 10/19 kt
Max gust: 37 kt
Lowest ceiling: 400 ft
Lowest vis: 6 sm
Prevailing wind: SE
Category changes: 2

Most recent change: LIFRVFR

Active Runway - past 30 days
17
64%
08
25%
26
6%
35
5%

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Airport facts

Reference data from the OurAirports dataset.

Type
General aviation airport
FAA LID
1O1
City
Grandfield
State
Oklahoma
Country
United States
Elevation
1,128 ft
Coordinates
34.2376, -98.7420
Runways
4
Longest runway
3,100 ft
Weather reporting
Nearest station KFDR
TAF
Nearest KSPS
CTAF
122.8 MHz
Time zone
America/Chicago
Next sunset
18h 13m

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Nearby airports

Compare nearby METAR/TAF stations within 25, 50 and 100 NM before departure or arrival.

RC flying fields nearby

AMA model-aircraft club fields around this airport: live wind, crosswind & flyability on each page.

All RC flying fields →

See all Oklahoma airports →

K1O1 weather: frequently asked

What runways are available at K1O1?+

K1O1 has 4 runways: 08, 17, 26, 35; the longest is 3,100 ft. This page computes the live crosswind for each runway end from the current wind.

Where does the weather shown for K1O1 come from?+

Grandfield Municipal Airport does not have its own weather station. Conditions shown here come from the nearest reporting station, KFDR, about 14 nm away, close enough for situational awareness, but local conditions at K1O1 can differ.

Does K1O1 have a TAF?+

No. K1O1 does not publish its own TAF. The nearest TAF station is KSPS, about 19 nm away.

Does K1O1 broadcast D-ATIS?+

No. K1O1 does not broadcast D-ATIS. Alerts for K1O1 from the ATIS Alerts bot (@atisalerts_bot) are based on its METAR (via the nearest reporting station) instead.

Pilot PIREPs for Grandfield Municipal Airport (K1O1)

Community-submitted

Community-submitted airport notes from pilots about runway conditions, wildlife, FBOs, fuel, turbulence, ramp access, and local tips.

Read recent community-submitted pilot notes for Grandfield Municipal Airport, including runway conditions, wildlife activity, FBO/fuel notes, turbulence, ramp access, and local airport tips.

⚠️ Pilot PIREPs on ATIS Alerts are community-submitted airport notes for situational awareness only. They are not official FAA PIREPs, NOTAMs, weather briefings, airport advisories, or flight-planning guidance. Always verify with official FAA/NWS sources, airport management, ATC, and current publications.

No Pilot PIREPs have been submitted for K1O1 yet. Recently flew here? Help the next pilot by leaving a quick airport note.

Pilot PIREPs are community pilot notes for situational awareness only, not official FAA PIREPs or advisories. Verify with official sources. Notes are moderated before they appear; helpful marks and reports help us keep them useful.

From the ATIS Alerts team

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