WxDecoder

WI20 Weather Southwest Health Heliport

Platteville, WisconsinElevation 1,003 ftHeliport
OFF-FIELD REFERENCE
Nearest report: KDBQ · 22 NM SW · 39 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 · KDBQ
WIND
330@4
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 calm, visibility 10 SM, temperature 17.3C. Treat this as supplemental, not an aviation observation. Forecast suggests tonight mostly cloudy, low near 51F, 3% chance of precipitation. Key risks: thunderstorms in the forecast.

PILOT WEATHER NOTES
Thunderstorms in the forecastWeather.gov
Thursday: Showers And Thunderstorms Likely. Watch for developing convection and plan alternates.
DayConditionsTemp FWindGustsPrecipPilot note
Tonight Mostly Cloudy 51 NE 7 kt – 3%
Monday Mostly Cloudy 62/49 NE 9 kt 16 kt 8%
Tuesday Partly Sunny 68/54 SE 10 kt 18 kt 11%
Wednesday Mostly Sunny 72/56 S 9 kt 16 kt 64%
Thursday Showers And Thunderstorms Likely 71/53 SW 5 kt – 64% Thunderstorms in the forecast
Friday Chance Rain Showers 70/55 SE 6 kt – 47%
Saturday Rain Showers Likely 67/54 S 7 kt – 62%
Sunday Chance Rain Showers 66 W 6 kt – 31%

Source: National Weather Service (office ARX). Forecast issued 0231Z.

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 WI20. Enter a runway number or heading to estimate wind components.
RUNWAYS

Runway detail & declared distances

1 runway

H1
Dimensions
40 x 40 ft
Surface
Concrete
RWY H1

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
1,003 ft MSL

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

DAYLIGHT & NIGHT

Sun & logging windows

Sunset
2304Z 6:04 PM
Sunrise
1228Z 7:28 AM
Loggable night
2333Z (6:33 PM local) → 1159Z (6:59 AM local)
end of evening to start of morning civil twilight
Position lights required
2304Z (6:04 PM local) → 1228Z (7:28 AM local)
sunset to sunrise (91.209)
Night passenger currency
0004Z (7:04 PM local) → 1128Z (6:28 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

Southwest Health Heliport is in Platteville, Wisconsin. Field elevation 1,003 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT
OwnershipPrivately owned
UsePrivate use
TypeHeliport
ManagerDAVID MARTIN
Manager phone608-342-4771
CHARTS & AIRSPACE
ICAO / IATAWI20
SectionalCHICAGO
Center (ARTCC)CHICAGO
Flight service (AFSS)GREEN BAY
RegionWisconsin
CountryUnited States
Coordinates42.7205, -90.4578
Distance from city1 NM SE
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

WI20 traffic patterns

2026-10-19 to 2026-10-19, 1 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: Mon · Busiest month: Oct

FLEET MIX
Helicopter 100%

Mostly rotorcraft.

TOP AIRCRAFT TYPES
›G2CA (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

WI20 has no on-field report. Nearest reporting station: KDBQ (22 NM SW, VFR).

KDBQ Dubuque Regional Airport
22 NM SW
VFR
KLNR Tri-County Regional Airport
32 NM N
VFR
KPDC Prairie Du Chien Municipal Airport
34 NM NW
VFR
KMXO Monticello Regional Airport
43 NM SW
VFR
KFEP Albertus Airport
48 NM SE
VFR
KCWI Clinton Municipal Airport
54 NM S
VFR
AIRPORT REMARKS

Operational remarks

›FOR CD CTC CHICAGO ARTCC AT 630-906-8921.
›INGRESS/EGRESS BTWN 297 AND 311 TRUE.
OFFICIAL LINKS & SOURCES
↗Search NOTAMs (official FAA NOTAM Search)
↗WI20 on OurAirports
FREQUENTLY ASKED
Does WI20 have a METAR?
No on-field METAR is issued for WI20. This page uses the nearest reporting station as a reference.
Does WI20 have a TAF?
No TAF is issued directly for WI20. Use the nearest TAF-issuing field as a planning reference.
What is the field elevation at WI20?
WI20 sits at 1,003 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for WI20?
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.