WxDecoder

85CO Weather Anderson Heliport

Niwot, ColoradoElevation 5,160 ftHeliport
OFF-FIELD REFERENCE
Nearest report: KBDU · 5 NM SW · 21 min old
Ceiling 4,700 ft, visibility 10 SM.
No on-field report, so no field flight category. Conditions at the field may differ.
OFF-FIELD REFERENCE · KBDU
WIND
350@4
steady
VISIBILITY
10 SM
16.1 km
CEILING
4,700 ft
lowest BKN/OVC
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 10° at 5 kt, visibility 5 SM, temperature 11C. Treat this as supplemental, not an aviation observation. Forecast suggests tonight rain showers likely, low near 42F, 57% chance of precipitation. Key risks: no significant hazards are highlighted right now, but always confirm against an official briefing.

DayConditionsTemp FWindGustsPrecipPilot note
Tonight Rain Showers Likely 42 N 6 kt – 57%
Monday Patchy Fog then Mostly Sunny 60/35 ENE 4 kt – 17%
Tuesday Patchy Fog then Sunny 67/35 SSW 4 kt – 0%
Wednesday Mostly Sunny 68/36 SSE 5 kt – 0%
Thursday Mostly Sunny 66/38 S 3 kt – 1%
Friday Partly Sunny 67/40 W 3 kt – 15%
Saturday Mostly Sunny 63/38 WSW 2 kt – 12%
Sunday Partly Sunny then Chance Rain Showers 62 NNE 3 kt – 42%

Source: National Weather Service (office BOU). Forecast issued 0035Z.

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 85CO. Enter a runway number or heading to estimate wind components.
RUNWAYS

Runway detail

H1
Dimensions
30 x 30 ft
Surface
TURF
FIELD CONDITIONS

Field elevation

Field elevation
5,160 ft MSL

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

DAYLIGHT & NIGHT

Sun & logging windows

Sunset
0007Z 6:07 PM
Sunrise
1322Z 7:22 AM
Loggable night
0034Z (6:34 PM local) → 1255Z (6:55 AM local)
end of evening to start of morning civil twilight
Position lights required
0007Z (6:07 PM local) → 1322Z (7:22 AM local)
sunset to sunrise (91.209)
Night passenger currency
0107Z (7:07 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

Anderson Heliport is in Niwot, Colorado. Field elevation 5,160 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT
TypeHeliport
CHARTS & AIRSPACE
ICAO / IATA85CO
RegionColorado
CountryUnited States
Coordinates40.1125, -105.1620
SERVICES & LIGHTING
Control towerNon-towered
AIRCRAFT ACTIVITY

85CO traffic patterns

2026-07-30 to 2026-10-16, 5 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
Piston single 75%Unknown 25%

Mostly small piston aircraft.

TOP AIRCRAFT TYPES
›C172 (Piston single) · ~1 landings/mo
›C182 (Piston single) · ~1 landings/mo
›PA11 (Unknown) · ~1 landings/mo
›UNKN (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

85CO has no on-field report. Nearest reporting station: KBDU (5 NM SW, VFR).

KBDU Boulder Municipal Airport
5 NM SW
VFR
KBJC Rocky Mountain Metropolitan Airport
12 NM S
VFR
KFNL Northern Colorado Regional Airport
21 NM N
VFR
KDEN Denver International Airport
27 NM SE
VFR
KBKF Buckley Space Force Base
31 NM SE
VFR
KGXY Greeley–Weld County Airport
31 NM NE
VFR
OFFICIAL LINKS & SOURCES
↗Search NOTAMs (official FAA NOTAM Search)
↗85CO on OurAirports
FREQUENTLY ASKED
Does 85CO have a METAR?
No on-field METAR is issued for 85CO. This page uses the nearest reporting station as a reference.
Does 85CO have a TAF?
No TAF is issued directly for 85CO. Use the nearest TAF-issuing field as a planning reference.
What is the field elevation at 85CO?
85CO sits at 5,160 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for 85CO?
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.