KCYS WSR-88D VAD Hodograph and Wind Profile

View the latest Velocity Azimuth Display (VAD) wind profile from the KCYS WSR-88D NEXRAD weather radar near Cheyenne, WY. The hodograph plots horizontal wind vectors by height above ground, with color-coded altitude layers and optional METAR surface-wind data.

Latest profile valid .

Request and source metadata
URL CALL:    http://www.twisterdata.com/vad/vad.php?radar=KCYS&resolution=high&qc=true&showprofile=true&showmeta=true&showhodo=true&showrings=true&ticmarks=axis&umin=-40&umax=60&vmin=-50&vmax=50&maxheight=12000&dynamicbounds=true&sfcstn=KCYS

RADAR SITE:  KCYS - Cheyenne, WY (SFC ELEV 1868 m AMSL)
NIDS SOURCE: https://tgftp.nws.noaa.gov/SL.us008001/DF.of/DC.radar/DS.48vwp/SI.kcys/sn.last
NIDS VALID:  2026-08-02 06:47 UTC

SFC STATION: KCYS (METAR)
SFC SOURCE:  https://aviationweather.gov/api/data/metar?ids=KCYS&format=json
SFC VALID:   2026-08-02 06:53 UTC
Decoded surface and VAD profile data

Surface observation

METAR KCYS 020653Z AUTO 19008KT 10SM CLR 21/09 A3021 RMK AO2 SLP126 T02060094 403170133

VAD wind profile

QCHeight AGL (m)Speed (kt)Direction (°)RMS (kt)
OK108.0190—
OK14428.01799.0
OK17432.01814.9
OK26534.01834.1
OK38736.01929.4
OK54034.01926.0
OK57033.01881.9
OK75329.01886.5
OK87524.01944.8
OK118014.01954.0
OK148517.03484.2
OK169821.03368.5
OK178925.03374.4
OK209427.03385.0
OK215528.03394.7
OK239931.03383.8
OK270434.03363.2
OK273435.03374.6
OK300935.03363.7
OK331336.03265.9

QC keeps a level only where its wind speed exceeds twice its RMS fit error (the operational 2×RMS signal-to-noise test). FAIL rows are retained here for reference but excluded from QC-filtered plotting. A dash means the product reported no RMS for that level (kept, not assessable).

KCYS WSR-88D NEXRAD VAD hodograph showing the wind profile by height near Cheyenne, WY, valid 2026-08-02 06:47 UTC