Prelim Notice of Watch & Cancellation Msg (Aviation)
Issued by NWS
Issued by NWS
623 WWUS30 KWNS 170307 SAW6 SPC AWW 170307 WW 426 SEVERE TSTM NE SD 170305Z - 171100Z AXIS..75 STATUTE MILES NORTH AND SOUTH OF LINE.. 10N BFF/SCOTTSBLUFF NE/ - 20NNE FSD/SIOUX FALLS SD/ ..AVIATION COORDS.. 65NM N/S /10NNW BFF - 15NE FSD/ HAIL SURFACE AND ALOFT..2 INCHES. WIND GUSTS..60 KNOTS. MAX TOPS TO 500. MEAN STORM MOTION VECTOR 24035. LAT...LON 43110360 44939658 42769658 40930360 THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS FOR WOU6.