Prelim Notice of Watch & Cancellation Msg (Aviation)
Issued by NWS
Issued by NWS
541 WWUS30 KWNS 201921 SAW9 SPC AWW 201921 WW 439 SEVERE TSTM CO NE SD WY 201920Z - 210100Z AXIS..95 STATUTE MILES NORTH AND SOUTH OF LINE.. 40NW CYS/CHEYENNE WY/ - 35ENE AIA/ALLIANCE NE/ ..AVIATION COORDS.. 80NM N/S /21NE LAR - 62ENE BFF/ HAIL SURFACE AND ALOFT..2.5 INCHES. WIND GUSTS..65 KNOTS. MAX TOPS TO 500. MEAN STORM MOTION VECTOR 27030. LAT...LON 42930537 43620217 40870217 40180537 THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS FOR WOU9.