Prelim Notice of Watch & Cancellation Msg (Aviation)
Issued by NWS
Issued by NWS
158 WWUS30 KWNS 170807 SAW7 SPC AWW 170807 WW 427 SEVERE TSTM IA MN NE SD WI 170810Z - 171500Z AXIS..60 STATUTE MILES NORTH AND SOUTH OF LINE.. 45N SUX/SIOUX CITY IA/ - 50ENE LSE/LA CROSSE WI/ ..AVIATION COORDS.. 50NM N/S /40SSE FSD - 44NNW DLL/ HAIL SURFACE AND ALOFT..1.5 INCHES. WIND GUSTS..60 KNOTS. MAX TOPS TO 500. MEAN STORM MOTION VECTOR 26035. LAT...LON 43929638 45029032 43289032 42189638 THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS FOR WOU7.