WxDecoder

US-8985 Weather Coastal Seaplanes Downtown Seaplane Base

Portsmouth, VirginiaElevation 0 ftSeaplane base
OFF-FIELD REFERENCE
Nearest report: KNGU · 6 NM N · 15 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 · KNGU
WIND
040@5
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 14.4C. This observation is older than usual, so treat it with extra caution. Treat this as supplemental, not an aviation observation. Forecast suggests tonight mostly clear, low near 47F, 0% chance of precipitation. Key risks: no significant hazards are highlighted right now, but always confirm against an official briefing.

DayConditionsTemp FWindGustsPrecipPilot note
Tonight Mostly Clear 47 NE 5 kt – 0%
Monday Sunny 67/45 N 5 kt – 0%
Tuesday Sunny 69/53 N 10 kt – 0%
Wednesday Mostly Sunny 68/57 NE 9 kt – 0%
Thursday Partly Sunny 72/56 NE 5 kt – 1%
Friday Sunny 74/56 N 3 kt – 0%
Saturday Mostly Sunny 73/59 NE 5 kt – 4%
Sunday Partly Sunny then Chance Rain Showers 74 SE 7 kt – 25%

Source: National Weather Service (office AKQ). Forecast issued 0114Z.

Radar

Radar data: NOAA/NWS MRMS composite reflectivity. For situational awareness only, not a substitute for an official weather briefing.

OUR HEADSET PICK · NOT SPONSORED

DC

David Clark DC ONE-X

Not sponsored, just the headset we'd buy ourselves: the DC ONE-X, with hybrid noise canceling, Bluetooth, and 30+ hour battery. And David Clark's A+ customer service is the real reason we recommend them.

Visit David Clark
RUNWAYS & WIND
Crosswind calculator
No runway layout is available for US-8985. Enter a runway number or heading to estimate wind components.
RUNWAYS

Runway detail & declared distances

1 runway · longest 3,363 ft

13W/31W
Dimensions
3,363 x 300 ft
Surface
Water
RWY 13W
RWY 31W

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
0 ft MSL

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

DAYLIGHT & NIGHT

Sun & logging windows

Sunset
2216Z 6:16 PM
Sunrise
1122Z 7:22 AM
Loggable night
2242Z (6:42 PM local) → 1056Z (6:56 AM local)
end of evening to start of morning civil twilight
Position lights required
2216Z (6:16 PM local) → 1122Z (7:22 AM local)
sunset to sunrise (91.209)
Night passenger currency
2316Z (7:16 PM local) → 1022Z (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

Coastal Seaplanes Downtown Seaplane Base is in Portsmouth, Virginia. Field elevation 0 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT
OwnershipPublicly owned
UsePrivate use
TypeSeaplane base
ManagerCOASTAL SEAPLANES
Manager phone757-206-2919
CHARTS & AIRSPACE
ICAO / IATAUS-8985
SectionalWASHINGTON
Center (ARTCC)WASHINGTON
Flight service (AFSS)LEESBURG
RegionVirginia
CountryUnited States
Coordinates36.8461, -76.2991
Distance from city1 NM N
SERVICES & LIGHTING
Control towerNon-towered
CTAF122.900
FREQUENCIES

Communications

122.900
CTAF
CTAF

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

AIRCRAFT ACTIVITY

US-8985 traffic patterns

2026-06-30 to 2026-08-06, 2 days observed · data 2026-10-23

Insufficient confidence
TRAFFIC VOLUME (30-DAY)
AVG LANDINGS/DAY
1
AVG OPS/DAY
2
Operations trend (1 days)

Busiest day: Thu · Busiest month: Aug

FLEET MIX
Helicopter 100%

Mostly rotorcraft.

TOP AIRCRAFT TYPES
›AS65 (Helicopter) · ~1 landings/mo
›H60 (Helicopter) · ~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

US-8985 has no on-field report. Nearest reporting station: KNGU (6 NM N, VFR).

KNGU Norfolk Naval Station (Chambers Field)
6 NM N
VFR
KORF Norfolk International Airport
6 NM NE
VFR
KPVG Hampton Roads Executive Airport
8 NM SW
IFR
KNTU Oceana Naval Air Station
13 NM E
VFR
KLFI Langley Air Force Base
15 NM N
VFR
KPHF Newport News Williamsburg International Airport
20 NM NW
VFR
AIRPORT REMARKS

Operational remarks

›ATTN: SAMUEL RIGGS
OFFICIAL LINKS & SOURCES
↗Search NOTAMs (official FAA NOTAM Search)
↗US-8985 on OurAirports
FREQUENTLY ASKED
Does US-8985 have a METAR?
No on-field METAR is issued for US-8985. This page uses the nearest reporting station as a reference.
Does US-8985 have a TAF?
No TAF is issued directly for US-8985. Use the nearest TAF-issuing field as a planning reference.
What is the field elevation at US-8985?
US-8985 sits at 0 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for US-8985?
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.