000 SXUS75 KCYS 011734 RERCDR RECORD EVENT REPORT NATIONAL WEATHER SERVICE CHEYENNE WY 1130 AM MDT WED NOV 1 2023 ...RECORD DAILY MAXIMUM RAINFALL SET AT CHADRON NEBRASKA AIRPORT ON OCTOBER 12... A RECORD RAINFALL OF 2.0 WAS SET AT CHADRON NEBRASKA AIRPORT ON OCTOBER 12TH. THIS BROKE THE OLD RECORD OF 1.26 SET IN 1924. THIS ALSO BROKE THE RECORD FOR HIGHEST DAILY RAINFALL IN THE MONTH OF OCTOBER OF 1.50, SET ON OCTOBER 5TH, 1994. $$