KDLH WSR-88D VAD Hodograph and Wind Profile

View the latest Velocity Azimuth Display (VAD) wind profile from the KDLH WSR-88D NEXRAD weather radar near Duluth, MN. 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=KDLH&resolution=high&qc=true&showprofile=true&showmeta=true&showhodo=true&showrings=true&ticmarks=axis&umin=-20&umax=80&vmin=-60&vmax=40&maxheight=12000&dynamicbounds=true&sfcstn=KDLH

RADAR SITE:  KDLH - Duluth, MN (SFC ELEV 435 m AMSL)
NIDS SOURCE: https://tgftp.nws.noaa.gov/SL.us008001/DF.of/DC.radar/DS.48vwp/SI.kdlh/sn.last
NIDS VALID:  2026-08-11 02:24 UTC

SFC STATION: KDLH (METAR)
SFC SOURCE:  https://aviationweather.gov/api/data/metar?ids=KDLH&format=json
SFC VALID:   2026-08-11 01:55 UTC
Decoded surface and VAD profile data

Surface observation

METAR KDLH 110155Z 00000KT 10SM FEW080 SCT120 19/14 A2998 RMK AO2 SLP151 T01940144 $

VAD wind profile

QCHeight AGL (m)Speed (kt)Direction (°)RMS (kt)
OK100.00—
OK8313.025.1
OK11415.045.1
OK17513.014.8
OK32714.014.9
OK47915.014.5
OK54016.025.3
OK72317.054.2
OK78417.064.4
OK102817.03584.4
OK108918.03514.5
OK136317.03284.7
OK139417.03185.1
OK169919.03002.2
OK200327.02953.3
OK215631.03002.8
OK230831.02992.1
OK261335.02941.6
OK273543.02940.9
OK291848.02970.8
OK322328.02682.0
OK352744.02981.5
OK383233.03021.7
OK474747.02722.0
OK505152.02891.3
OK535650.02752.6
OK566150.02752.9
OK627138.02663.7
OK630152.02892.5
OK749069.02931.3
OK809968.02851.3

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).

KDLH WSR-88D NEXRAD VAD hodograph showing the wind profile by height near Duluth, MN, valid 2026-08-11 02:24 UTC