Skip to content
Know before you taxi

All Products

Aviation Intelligence

Alerts & Airspace

Free Pilot Tools & Widgets

RC Aviation

Games & Learning

Weather Research & More

Pilot Resources

My Airports

Your shortcuts, saved on this device. Search to add an airport.

No airports saved yet. Add the fields you visit most.

Ask ATIS

Hat-Field STOLport (6CO4) Area Aviation Weather & Runway Winds

As of 12:56 PM MDT, Oct 28, based on the nearest station (KFNL), 6CO4 is currently VFR with winds from 080° at 14 knots, visibility 10+ statute miles, and no ceiling reported.

Aviation weather near Hat-Field STOLport in Fort Collins, CO, decoded from the nearest reporting station (KFNL): conditions and runway crosswinds.

Hat-Field STOLport (6CO4) is a general aviation airport serving pilots in and around Fort Collins, CO at a field elevation of 4,885 ft. 6CO4 has no weather station of its own. Conditions here are decoded from KFNL, about 4 nm away, the nearest reporting station, and local conditions can differ. It has one runway (09/27), the longest 610 ft. The nearest TAF is issued for KBJC.

Ask ATIS AIAsk anything about 6CO4's weather, runways or delays, or search another airport.
VFR
Observed 1856Z (12:56 PM MDT)live · refreshes every 60s

No weather station at this airport: showing the nearest station KFNL, 3.7 nm away.

Wind
080° 14 kt
Visibility
10+ sm
Ceiling
Unlimited
Altimeter
30.03"
Temp / Dew
67°F / 19°C
dew 38°F / 3°C

Wind from the east (080°) at 14 kt, visibility 10+ statute miles, no cloud data, temperature 19°C (67°F), altimeter 30.03 inHg. Conditions are Visual Flight Rules (VFR).

Raw METAR
METAR KFNL 281856Z 08014KT 10SM CLR 19/03 A3003 RMK AO2 SLP129 T01940033 $

What changed at KFNL (nearest station)?

Since the 1756Z (11:56 AM MDT) report, compared automatically against the latest METAR.

  • Wind shifted from 140° to 080° (60°).
  • Wind speed up from 8 to 14 kt.

Current pilot readout for 6CO4

Based on the nearest station (KFNL), 6CO4 is currently VFR with winds from 080° at 14 knots, visibility 10+ statute miles, and no ceiling reported. the wind favors east-facing runway ends (09). Density altitude is approximately 6,450 ft (field elevation 4,885 ft). 6CO4 does not publish a TAF. The nearest TAF station is KBJC, about 37 nm away.

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

Runway wind check

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

RunwayHead / TailCrosswind
09FAV14 kt head2 kt left
2714 kt tail2 kt right

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

6CO4 runways

1 physical runway · 2 runway ends. Each card opens the runway's intelligence page: equipment and lighting, LAHSO, frequencies, today's configuration, predicted use, history and approaches.

  • Runway 09/27
    610 × 12 ft · ASPH-TURF-G
    Status not monitored
    Current use
    no stated-runway source at 6CO4
    Wind
    09
    14 kt headwind · 2 kt crosswind from left
    27
    14 kt tailwind · 2 kt crosswind from right
    no active equipment NOTAM receivedView Runway Intelligence →

“Current use” is what the facilitystates; wind components are arithmetic on the current METAR against TRUE headings; status reflects NOTAMs received through SWIM, the tower's TFDM record and the D-ATIS — a runway reads “Open” only with a complete NOTAM picture.

24-hour trend

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

Wind (kt)Gusts (kt)Bottom strip, flight category:VFRMVFRIFRLIFRNo report
081619Z07Z18Z

Over the last 23 h: wind 3→14 kt, ceiling unlimited → unlimited.

6CO4 weather radar

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

Loading…
Loading radar…

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

NOAA NEXRAD composite and lightning, updated about every five minutes; amber frames are HRRR model guidance, not observed radar. Not for navigation.

Pilot reports (PIREPs) within 100 NM of 6CO4

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

PIREP1909Z (1:09 PM MDT) · 99 NM SE of 6CO4 · during climb · EC425
Show raw report
LIC UA /OV HGO350025/TM 1909/FL075/TP EC425/SK SKC/TB NEG/RM UNRESTRICTED VIS DURD AND DURC AT KLIC ZDVWC-27
LIC UAHeader: reporting station and UA: a routine pilot report.
OV HGO350025Location: fix or navaid, optionally with a radial and distance in NM.
TM 1909Reported at 19:09 UTC.
FL075Altitude: 7,500 ft MSL.
TP EC425Aircraft type reporting.
SK SKCSky condition: cloud bases and tops in hundreds of feet MSL.
TB NEGTurbulence: none reported.
RM UNRESTRICTED VIS DURD AND…Remarks.
PIREP1907Z (1:07 PM MDT) · 51 NM S of 6CO4 · during descent · B738
occasional light chop turbulence
Show raw report
DEN UA /OV DEN180007/TM 1907/FL078/TP B738/TB OCNL LGT CHOP/RM DURD RY35L DEN
DEN UAHeader: reporting station and UA: a routine pilot report.
OV DEN180007Location: fix or navaid, optionally with a radial and distance in NM.
TM 1907Reported at 19:07 UTC.
FL078Altitude: 7,800 ft MSL.
TP B738Aircraft type reporting.
TB OCNL LGT CHOPTurbulence: occasional light chop.
RM DURD RY35L DENRemarks.
PIREP1840Z (12:40 PM MDT) · 45 NM S of 6CO4 · 9,000 ft MSL · PC24
moderate turbulence
Show raw report
DEN UA /OV 20NW/TM 1840/FL090/TP PC24/TB MOD
DEN UAHeader: reporting station and UA: a routine pilot report.
OV 20NWLocation: fix or navaid, optionally with a radial and distance in NM.
TM 1840Reported at 18:40 UTC.
FL090Altitude: 9,000 ft MSL.
TP PC24Aircraft type reporting.
TB MODTurbulence: moderate.
PIREP1834Z (12:34 PM MDT) · 46 NM S of 6CO4 · 16,500 ft MSL · UAL1256
Show raw report
ARP UAL1256 3948N 10439W 1834 F165 TB OCNL MOD TURB IC
ARP UAL1256 3948N 10439W 183…Header: reporting station and UA: a routine pilot report.
PIREP1830Z (12:30 PM MDT) · 45 NM S of 6CO4 · during climb · A319
light to moderate 14,000–18,000 ft turbulence
Show raw report
DEN UA /OV 20W/TM 1830/FLDURC/TP A319/TB LGT-MOD 140-180
DEN UAHeader: reporting station and UA: a routine pilot report.
OV 20WLocation: fix or navaid, optionally with a radial and distance in NM.
TM 1830Reported at 18:30 UTC.
FLDURCReported during climb.
TP A319Aircraft type reporting.
TB LGT-MOD 140-180Turbulence: light to moderate 14,000–18,000 ft.
PIREP1813Z (12:13 PM MDT) · 58 NM W of 6CO4 · 26,000 ft MSL · E75L
Show raw report
HDN UA /OV CHE090050/TM 1813/FL260/TP E75L/TB NEG/RM ZDVWC-13
HDN UAHeader: reporting station and UA: a routine pilot report.
OV CHE090050Location: fix or navaid, optionally with a radial and distance in NM.
TM 1813Reported at 18:13 UTC.
FL260Altitude: 26,000 ft MSL.
TP E75LAircraft type reporting.
TB NEGTurbulence: none reported.
RM ZDVWC-13Remarks.
PIREP1811Z (12:11 PM MDT) · 49 NM S of 6CO4 · 7,000 ft MSL · CRJ7
occ lt turb turbulence
Show raw report
DEN UA /OV 5 S DEN/TM 1811/FL070/TP CRJ7/TB OCC LT TURB
DEN UAHeader: reporting station and UA: a routine pilot report.
OV 5 S DENLocation: fix or navaid, optionally with a radial and distance in NM.
TM 1811Reported at 18:11 UTC.
FL070Altitude: 7,000 ft MSL.
TP CRJ7Aircraft type reporting.
TB OCC LT TURBTurbulence: occ lt turb.
PIREP1807Z (12:07 PM MDT) · 77 NM N of 6CO4 · 20,000 ft MSL · BE9L
Show raw report
CYS UA /OV CYS340035/TM 1807/FL200/TP BE9L/TB NEG/IC NEG/RM ZDVWC-21
CYS UAHeader: reporting station and UA: a routine pilot report.
OV CYS340035Location: fix or navaid, optionally with a radial and distance in NM.
TM 1807Reported at 18:07 UTC.
FL200Altitude: 20,000 ft MSL.
TP BE9LAircraft type reporting.
TB NEGTurbulence: none reported.
IC NEGIcing: none reported.
RM ZDVWC-21Remarks.

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

Recent aviation weather trends at 6CO4

From ATIS Alerts' hourly weather history.

Over the past 24 hours, the nearest station KFNL reported mostly VFR across 25 observations, with 0 flight-category changes. Wind most often came from the N.

Last 24 hours
VFR 100%
Wind avg/max: 4/14 kt
Max gust: -
Lowest ceiling: -
Lowest vis: -
Prevailing wind: N
Category changes: 0
Last 7 days
VFR 77%MVFR 13%IFR 3%LIFR 7%
Wind avg/max: 5/13 kt
Max gust: 16 kt
Lowest ceiling: 400 ft
Lowest vis: 0.25 sm
Prevailing wind: N
Category changes: 18

Most recent change: IFR → VFR

Wind-favored runway - past 30 days

Share of hours each runway had the most headwind. From wind reports, not ATC assignments.

09
82%
27
18%

Get 6CO4 weather alerts in Telegram

Stop refreshing aviation weather manually. Track 6CO4 in ATIS Alerts and get notified when a new METAR changes the picture: a category drop, or wind and ceiling moving toward your minimums.

Track 6CO4 free on Telegram

No live weather from 6CO4

Live crosswind meter

6CO4 has no weather feed online, so the wind comes from KFNL, 3.7 nm away.

N092714 kt
Headwind
14 kt
Crosswind (from the left)
2 kt

Wind is 10° off runway 09, the end with the most headwind right now.

Have a weather station at 6CO4? Help us make your field's weather available to every pilot, free. Add your field's wx station →

Turf · 610 ft. Headings from FAA runway data. Not for navigation.

Field aerial

North up

Aerial photo of Hat-Field STOLport (6CO4)
N ↑

Imagery: USGS The National Map (public domain). Something off? ✏️ Suggest an edit

Airport info

Reference data from the OurAirports dataset.

Type
General aviation airport
FAA LID
6CO4
City
Fort Collins
State
Colorado
Country
United States
Elevation
4,885 ft
Coordinates
40.5103, -105.0010
Runways
1 physical runway · 2 runway ends
Longest runway
610 ft
Weather reporting
Nearest station KFNL
TAF
Nearest KBJC
Time zone
America/Denver
Sunset in
4h 35m

Run a flight school, FBO, or club here? Embed 6CO4's live status on your website, free →

Nearby airports

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

VFRMVFRIFRLIFRNo report

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 Colorado airports →

Pilot PIREPs for Hat-Field STOLport (6CO4)

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 Hat-Field STOLport, 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 6CO4 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.

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

Spotted incorrect airport info? ✏️ Suggest an edit

How ATIS Alerts works · All US airports · Colorado airports