526 SXUS73 KFSD 022255 RERFSD RECORD EVENT REPORT NATIONAL WEATHER SERVICE SIOUX FALLS SD 452 PM CST WED NOV 2 2005 ...RECORD WARMTH ACROSS THE SIOUX EMPIRE THIS AFTERNOON... A STRONG WESTERLY FLOW OF AIR ALOFT HELPED TO BRING DOWNSLOPE WARMING TO THE NORTHERN PLAINS. SEVERAL LOCATIONS REACHED THEIR WARMEST TEMPERATURES ON RECORD FOR THE DATE... HIGH TODAY PREVIOUS RECORD HIGH (YEAR/S) SIOUX FALLS 77 DEGREES 72 DEGREES (1965) SIOUX CITY 80 DEGREES 76 DEGREES (1965/1953) MITCHELL 79 DEGREES 79 DEGREES (1965) YANKTON 82 DEGREES 74 DEGREES (1897) SPENCER 77 DEGREES 76 DEGREES (1914) THE TEMPERATURES IN SIOUX CITY REPRESENTS A TIE FOR THE SECOND WARMEST NOVEMBER HIGH. $$