KDMX WSR-88D VAD Hodograph and Wind Profile

View the latest Velocity Azimuth Display (VAD) wind profile from the KDMX WSR-88D NEXRAD weather radar near Des Moines, IA. 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=KDMX&resolution=high&qc=true&showprofile=true&showmeta=true&showhodo=true&showrings=true&ticmarks=axis&umin=-20&umax=50&vmin=-40&vmax=30&maxheight=12000&dynamicbounds=true&sfcstn=KDSM

RADAR SITE:  KDMX - Des Moines, IA (SFC ELEV 299 m AMSL)
NIDS SOURCE: https://tgftp.nws.noaa.gov/SL.us008001/DF.of/DC.radar/DS.48vwp/SI.kdmx/sn.last
NIDS VALID:  2026-08-11 02:41 UTC

SFC STATION: KDSM (METAR)
SFC SOURCE:  https://aviationweather.gov/api/data/metar?ids=KDSM&format=json
SFC VALID:   2026-08-11 01:54 UTC
Decoded surface and VAD profile data

Surface observation

METAR KDSM 110154Z 18003KT 10SM FEW170 SCT250 29/23 A2990 RMK AO2 SLP114 T02890228

VAD wind profile

QCHeight AGL (m)Speed (kt)Direction (°)RMS (kt)
OK103.0180—
OK12811.01894.3
OK21913.01954.5
OK31113.02014.4
OK3728.02103.0
OK58510.02283.2
OK61515.02263.5
OK79812.02443.8
OK92016.02424.3
OK107317.02745.1
OK122517.02694.0
OK134720.02874.7
OK153023.02684.6
OK171327.02725.0
OK183528.02725.2
OK213928.02643.7
OK220028.02674.6
OK244424.02723.5
OK274922.02822.8
OK305420.02811.7
OK335917.02791.3
OK342013.02881.8
OK549222.02951.4
OK579725.02971.9
OK640730.02982.1

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).

KDMX WSR-88D NEXRAD VAD hodograph showing the wind profile by height near Des Moines, IA, valid 2026-08-11 02:41 UTC