KFSX WSR-88D VAD Hodograph and Wind Profile

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

RADAR SITE:  KFSX - Flagstaff, AZ (SFC ELEV 2261 m AMSL)
NIDS SOURCE: https://tgftp.nws.noaa.gov/SL.us008001/DF.of/DC.radar/DS.48vwp/SI.kfsx/sn.last
NIDS VALID:  2026-08-02 06:51 UTC

SFC STATION: KFLG (METAR)
SFC SOURCE:  https://aviationweather.gov/api/data/metar?ids=KFLG&format=json
SFC VALID:   2026-08-02 05:57 UTC
Decoded surface and VAD profile data

Surface observation

METAR KFLG 020557Z 04003KT 10SM CLR 17/08 A3034 RMK AO2 SLP146 T01670083 10311 20167 51006 $

VAD wind profile

QCHeight AGL (m)Speed (kt)Direction (°)RMS (kt)
OK103.040—
OK2535.03196.4
OK14729.03066.6
OK17732.03056.6
OK36034.03205.9
OK48234.03254.2
OK57434.03254.6
OK78735.03304.0
OK106132.03384.9
OK109232.03396.0
OK136628.03475.7
OK139729.03475.6
OK170127.03585.1
OK173224.046.5
OK200619.0145.3
OK218915.03565.0
OK231128.0243.9
FAIL27684.0936.7
OK322514.0955.3

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).

KFSX WSR-88D NEXRAD VAD hodograph showing the wind profile by height near Flagstaff, AZ, valid 2026-08-02 06:51 UTC