WxDecoder

1CO3 Weather Bellmore Farms Airport

Nunn, ColoradoElevation 5,225 ftSmall airport
OFF-FIELD REFERENCE
Nearest report: KGXY · 18 NM SE · 45 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 · KGXY
WIND
060@9
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 50° at 11 kt, visibility 10 SM, temperature 13C. Treat this as supplemental, not an aviation observation. Forecast suggests this afternoon mostly cloudy, high near 52F, low near 41F, 74% chance of precipitation. Key risks: no significant hazards are highlighted right now, but always confirm against an official briefing.

DayConditionsTemp FWindGustsPrecipPilot note
This Afternoon Mostly Cloudy 52/41 E 9 kt 15 kt 74%
Monday Chance Rain Showers then Partly Sunny 56/33 ENE 9 kt 15 kt 48%
Tuesday Areas Of Fog then Sunny 64/34 SW 7 kt 14 kt 0%
Wednesday Mostly Sunny 64/36 SW 7 kt – 0%
Thursday Mostly Sunny 63/36 SSW 8 kt – 0%
Friday Partly Sunny 65/39 NE 8 kt – 15%
Saturday Mostly Sunny 61/37 WNW 7 kt – 14%

Source: National Weather Service (office BOU). Forecast issued 2341Z.

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 1CO3. Enter a runway number or heading to estimate wind components.
RUNWAYS

Runway detail & declared distances

2 runways · longest 5,000 ft

18/36
Dimensions
5,000 x 50 ft
Surface
Gravel
RWY 18
Traffic patternLeft
RWY 36
Traffic patternLeft
14/32
Dimensions
3,000 x 30 ft
Surface
Gravel
RWY 14
Traffic patternLeft
RWY 32
Traffic patternLeft

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
5,225 ft MSL

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

DAYLIGHT & NIGHT

Sun & logging windows

Sunset
0004Z 6:04 PM
Sunrise
1322Z 7:22 AM
Loggable night
0032Z (6:32 PM local) → 1254Z (6:54 AM local)
end of evening to start of morning civil twilight
Position lights required
0004Z (6:04 PM local) → 1322Z (7:22 AM local)
sunset to sunrise (91.209)
Night passenger currency
0104Z (7:04 PM local) → 1222Z (6:22 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

Bellmore Farms Airport is in Nunn, Colorado. Field elevation 5,225 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT
OwnershipPrivately owned
UsePrivate use
TypeSmall airport
ManagerLEROY A BELLMORE
Manager phone303-897-2252
AttendedDaily, DAWN–DUSK
CHARTS & AIRSPACE
ICAO / IATA1CO3
SectionalCHEYENNE
Center (ARTCC)DENVER
Flight service (AFSS)DENVER
RegionColorado
CountryUnited States
Coordinates40.7041, -104.7980
Distance from city1 NM W
SERVICES & LIGHTING
Control towerNon-towered
AIRCRAFT ACTIVITY

1CO3 traffic patterns

2026-09-26 to 2026-10-18, 2 days observed · data 2026-10-23

Low confidence
TRAFFIC VOLUME (30-DAY)
AVG LANDINGS/DAY
1
AVG OPS/DAY
2
Activity trend over 2 days: flat, from 2 to 2 operations per dayOperations trend (2 days)

Busiest day: Sat · Busiest month: Oct

FLEET MIX
Piston single 100%

Mostly small piston aircraft.

TOP AIRCRAFT TYPES
›C170 (Piston single) · ~1 landings/mo
›C172 (Piston single) · ~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

1CO3 has no on-field report. Nearest reporting station: KGXY (18 NM SE, VFR).

KGXY Greeley–Weld County Airport
18 NM SE
VFR
KFNL Northern Colorado Regional Airport
18 NM SW
VFR
KCYS Cheyenne Regional Jerry Olson Field
27 NM N
MVFR
KBDU Boulder Municipal Airport
44 NM SW
VFR
KBJC Rocky Mountain Metropolitan Airport
50 NM S
VFR
KDEN Denver International Airport
51 NM S
VFR
AIRPORT REMARKS

Operational remarks

›FOR CD CTC DENVER APCH AT 303-342-1916.
OFFICIAL LINKS & SOURCES
↗Search NOTAMs (official FAA NOTAM Search)
↗1CO3 on OurAirports
FREQUENTLY ASKED
Does 1CO3 have a METAR?
No on-field METAR is issued for 1CO3. This page uses the nearest reporting station as a reference.
Does 1CO3 have a TAF?
No TAF is issued directly for 1CO3. Use the nearest TAF-issuing field as a planning reference.
What is the field elevation at 1CO3?
1CO3 sits at 5,225 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for 1CO3?
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.