000 SXUS75 KRIW 140754 RERRIW RECORD EVENT REPORT NATIONAL WEATHER SERVICE RIVERTON WY 1235 AM MST SUN JAN 14 2024 ...RECORD LOW TEMPERATURE SET AT RIVERTON WY... A RECORD LOW TEMPERATURE OF -27 WAS SET AT RIVERTON WY YESTERDAY. THIS BREAKS THE OLD RECORD OF -13 SET IN 2013. $$