000 SXUS75 KRIW 151924 RERGEY RECORD EVENT REPORT NATIONAL WEATHER SERVICE RIVERTON WY 1221 PM MST MON JAN 15 2024 ...RECORD LOW TEMPERATURE SET AT GREYBULL WY... A RECORD LOW TEMPERATURE OF -24 WAS SET AT GREYBULL WY FOR JANUARY 14. THIS BREAKS THE OLD RECORD OF -23 SET IN 2017. $$