KDVN WSR-88D VAD Hodograph and Wind Profile

View the latest Velocity Azimuth Display (VAD) wind profile from the KDVN WSR-88D NEXRAD weather radar near Davenport, 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=KDVN&resolution=high&qc=true&showprofile=true&showmeta=true&showhodo=true&showrings=true&ticmarks=axis&umin=-30&umax=20&vmin=-40&vmax=10&maxheight=12000&dynamicbounds=true&sfcstn=KDVN

RADAR SITE:  KDVN - Davenport, IA (SFC ELEV 230 m AMSL)
NIDS SOURCE: https://tgftp.nws.noaa.gov/SL.us008001/DF.of/DC.radar/DS.48vwp/SI.kdvn/sn.last
NIDS VALID:  2026-08-03 08:41 UTC

SFC STATION: KDVN (METAR)
SFC SOURCE:  https://aviationweather.gov/api/data/metar?ids=KDVN&format=json
SFC VALID:   2026-08-03 07:52 UTC
Decoded surface and VAD profile data

Surface observation

METAR KDVN 030752Z AUTO 06003KT 6SM BR CLR 15/15 A2996 RMK AO2 SLP136 T01500150 PNO $

VAD wind profile

QCHeight AGL (m)Speed (kt)Direction (°)RMS (kt)
OK103.060—
FAIL759.0824.6
OK10511.0805.3
OK19714.0854.4
OK31913.0726.0
OK37913.0634.6
OK53216.0394.9
OK68420.0303.8
OK74521.0233.5
OK98922.0224.0
OK102023.0233.6
OK129421.0154.7
OK132419.0124.8
OK159919.004.9
OK169016.03585.8
OK190322.005.4
OK214719.046.8
OK220818.085.7
OK251325.0144.7
OK272615.0113.4
OK281815.073.1
OK312315.0164.2
OK342721.0203.1
OK373220.0173.2
OK40379.0462.6

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).

KDVN WSR-88D NEXRAD VAD hodograph showing the wind profile by height near Davenport, IA, valid 2026-08-03 08:41 UTC