| 16:53 MST |  Obscured Heavy Snow | -13°C / 9°F | -16°C / 3°F | 78% | 1012 mb (29.88 in) | NNW 56 kph (NNW 34.5 mph) | 0.00 mm (0.00 in) | 1/4SM |
| | KHEI 252353Z AUTO 33030G45KT 1/4SM +SN VV002 M13/M16 A2987 RMK AO2 PK WND 33045/2347 SLP175 P0000 60003 T11331161 11133 21150 51007 |
| 16:10 MST |  Obscured Snow | -14°C / 7°F | -16°C / 3°F | 85% | 1012 mb (29.88 in) | NNW 63 kph (NNW 39.1 mph) | 0.00 mm (0.00 in) | M1/4SM |
| | KHEI 252310Z AUTO 33034G42KT M1/4SM SN FZFG VV002 M14/M16 A2987 RMK AO2 PK WND 33042/2302 P0000 |
| 15:53 MST |  Obscured Heavy Snow | -13°C / 9°F | -16°C / 3°F | 78% | 1012 mb (29.88 in) | NNW 65 kph (NNW 40.3 mph) | 0.00 mm (0.00 in) | M1/4SM |
| | KHEI 252253Z AUTO 33035G43KT M1/4SM +SN VV001 M13/M16 A2987 RMK AO2 PK WND 33044/2235 SLP174 P0000 T11331161 |
| 15:35 MST |  Obscured Heavy Snow | -14°C / 7°F | -16°C / 3°F | 85% | 1011 mb (29.85 in) | NNW 65 kph (NNW 40.3 mph) | 0.00 mm (0.00 in) | M1/4SM |
| | KHEI 252235Z AUTO 33035G44KT M1/4SM +SN FZFG VV001 M14/M16 A2986 RMK AO2 PK WND 33044/2235 P0000 |
| 15:18 MST |  Overcast Snow | -14°C / 7°F | -16°C / 3°F | 85% | 1011 mb (29.85 in) | NNW 69 kph (NNW 42.6 mph) | 0.00 mm (0.00 in) | M1/4SM |
| | KHEI 252218Z AUTO 33037G44KT M1/4SM SN FZFG BKN002 OVC010 M14/M16 A2986 RMK AO2 PK WND 33044/2215 P0000 |
| 14:53 MST |  Obscured Heavy Snow | -14°C / 7°F | -17°C / 1°F | 78% | 1011 mb (29.85 in) | NW 61 kph (NW 38 mph) | 0.25 mm (0.01 in) | M1/4SM |
| | KHEI 252153Z AUTO 32033G44KT M1/4SM +SN VV001 M14/M17 A2986 RMK AO2 PK WND 33046/2132 SLP173 P0001 T11391167 |
| 14:23 MST |  Obscured Heavy Snow | -14°C / 7°F | -17°C / 1°F | 78% | 1011 mb (29.85 in) | NNW 61 kph (NNW 38 mph) | 0.00 mm (0.00 in) | M1/4SM |
| | KHEI 252123Z AUTO 33033G43KT M1/4SM +SN VV001 M14/M17 A2985 RMK AO2 PK WND 33043/2115 P0000 |
| 13:53 MST |  Overcast Heavy Snow | -14°C / 7°F | -17°C / 1°F | 78% | 1011 mb (29.85 in) | NNW 61 kph (NNW 38 mph) | 0.51 mm (0.02 in) | M1/4SM |
| | KHEI 252053Z AUTO 33033G41KT M1/4SM +SN BKN002 OVC009 M14/M17 A2985 RMK AO2 PK WND 33043/2011 SLP169 P0002 60002 T11391167 56015 |
| 12:53 MST |  Overcast Heavy Snow | -14°C / 7°F | -17°C / 1°F | 78% | 1011 mb (29.85 in) | NNW 65 kph (NNW 40.3 mph) | 0.00 mm (0.00 in) | 1/4SM |
| | KHEI 251953Z AUTO 33035G42KT 1/4SM +SN BKN004 OVC010 M14/M17 A2985 RMK AO2 PK WND 32042/1953 SLP172 P0000 T11441172 |
| 11:53 MST |  Obscured Heavy Snow | -15°C / 5°F | -18°C / 0°F | 78% | 1011 mb (29.85 in) | NW 56 kph (NW 34.5 mph) | 0.00 mm (0.00 in) | 1/4SM |
| | KHEI 251853Z AUTO 32030G38KT 1/4SM +SN VV004 M15/M18 A2986 RMK AO2 PK WND 32040/1823 SLP176 P0000 T11501178 |
| 10:53 MST |  Obscured Heavy Snow | -15°C / 5°F | -18°C / 0°F | 78% | 1013 mb (29.91 in) | NW 50 kph (NW 31.1 mph) | 0.00 mm (0.00 in) | 1/4SM |
| | KHEI 251753Z AUTO 32027G36KT 1/4SM +SN VV009 M15/M18 A2990 RMK AO2 PK WND 32037/1741 SLP188 P0000 60000 T11501178 11150 21172 58009 |
| 09:53 MST |  Obscured Heavy Snow | -16°C / 3°F | -18°C / 0°F | 85% | 1013 mb (29.91 in) | NW 52 kph (NW 32.2 mph) | 0.00 mm (0.00 in) | 1/4SM |
| | KHEI 251653Z AUTO 32028G35KT 1/4SM +SN VV008 M16/M18 A2991 RMK AO2 PK WND 32038/1633 SLP195 P0000 T11561183 |
| 08:53 MST |  Obscured Heavy Snow | -16°C / 3°F | -19°C / -2°F | 78% | 1013 mb (29.91 in) | NW 52 kph (NW 32.2 mph) | 0.00 mm (0.00 in) | 1/4SM |
| | KHEI 251553Z AUTO 32028G35KT 1/4SM +SN VV008 M16/M19 A2992 RMK AO2 PK WND 32035/1552 SLP198 P0000 T11611189 |
| 08:44 MST |  Obscured Heavy Snow | -16°C / 3°F | -19°C / -2°F | 78% | 1013 mb (29.91 in) | NW 48 kph (NW 29.9 mph) | 0.00 mm (0.00 in) | 1/4SM |
| | KHEI 251544Z AUTO 32026G35KT 1/4SM +SN VV008 M16/M19 A2992 RMK AO2 PK WND 32035/1540 P0000 |
| 08:34 MST |  Obscured Snow | -16°C / 3°F | -19°C / -2°F | 78% | 1013 mb (29.91 in) | NW 48 kph (NW 29.9 mph) | 0.00 mm (0.00 in) | 1/2SM |
| | KHEI 251534Z AUTO 32026G34KT 1/2SM SN VV009 M16/M19 A2992 RMK AO2 PK WND 32035/1459 P0000 |
| 08:05 MST |  Obscured Snow | -17°C / 1°F | -19°C / -2°F | 85% | 1013 mb (29.91 in) | NW 46 kph (NW 28.8 mph) | 0.00 mm (0.00 in) | 1/2SM |
| | KHEI 251505Z AUTO 32025G35KT 1/2SM SN VV011 M17/M19 A2992 RMK AO2 PK WND 32035/1459 P0000 |
| 07:53 MST |  Overcast Snow | -17°C / 1°F | -19°C / -2°F | 85% | 1014 mb (29.94 in) | NW 44 kph (NW 27.6 mph) | 0.00 mm (0.00 in) | 1/2SM |
| | KHEI 251453Z AUTO 32024G31KT 1/2SM SN BKN006 OVC015 M17/M19 A2993 RMK AO2 PK WND 32036/1403 SLP203 P0000 60000 T11671194 58004 |
| 06:53 MST |  Obscured Snow | -17°C / 1°F | -19°C / -2°F | 85% | 1014 mb (29.94 in) | NW 44 kph (NW 27.6 mph) | 0.00 mm (0.00 in) | 1/2SM |
| | KHEI 251353Z AUTO 32024G32KT 1/2SM SN VV006 M17/M19 A2993 RMK AO2 PK WND 31033/1332 SLP205 P0000 T11671194 |
| 06:11 MST |  Obscured Light Snow | -17°C / 1°F | -20°C / -4°F | 78% | 1014 mb (29.94 in) | NW 43 kph (NW 26.5 mph) | 0.00 mm (0.00 in) | 3/4SM |
| | KHEI 251311Z AUTO 32023G30KT 3/4SM -SN VV009 M17/M20 A2993 RMK AO2 PK WND 32031/1301 P0000 |
| 06:00 MST |  Obscured Light Snow | -17°C / 1°F | -20°C / -4°F | 78% | 1014 mb (29.94 in) | NW 44 kph (NW 27.6 mph) | 0.00 mm (0.00 in) | 3/4SM |
| | KHEI 251300Z AUTO 32024G30KT 3/4SM -SN VV011 M17/M20 A2994 RMK AO2 PK WND 32029/1259 P0000 |
| 05:53 MST |  Overcast Light Snow | -17°C / 1°F | -20°C / -4°F | 78% | 1014 mb (29.94 in) | NW 43 kph (NW 26.5 mph) | 0.00 mm (0.00 in) | 1 1/4SM |
| | KHEI 251253Z AUTO 31023G31KT 1 1/4SM -SN OVC015 M17/M20 A2993 RMK AO2 PK WND 32031/1244 SLP207 P0000 T11671200 |
| 05:31 MST |  Overcast Light Snow | -17°C / 1°F | -20°C / -4°F | 78% | 1014 mb (29.94 in) | NW 44 kph (NW 27.6 mph) | 0.00 mm (0.00 in) | 1 1/4SM |
| | KHEI 251231Z AUTO 32024G29KT 1 1/4SM -SN OVC017 M17/M20 A2994 RMK AO2 PK WND 31031/1214 P0000 |
| 05:09 MST |  Obscured Light Snow | -17°C / 1°F | -21°C / -6°F | 71% | 1014 mb (29.94 in) | NW 46 kph (NW 28.8 mph) | 0.00 mm (0.00 in) | 1SM |
| | KHEI 251209Z AUTO 32025G31KT 1SM -SN VV014 M17/M21 A2994 RMK AO2 PK WND 31031/1205 P0000 |
| 04:53 MST |  Obscured Light Snow | -17°C / 1°F | -21°C / -6°F | 71% | 1014 mb (29.94 in) | NW 48 kph (NW 29.9 mph) | 0.00 mm (0.00 in) | 1SM |
| | KHEI 251153Z AUTO 32026G33KT 1SM -SN VV016 M17/M21 A2994 RMK AO2 PK WND 32034/1137 SLP210 P0000 60000 T11721206 11172 21183 58008 TSNO |
| 03:53 MST |  Overcast Light Snow | -17°C / 1°F | -21°C / -6°F | 71% | 1015 mb (29.97 in) | NW 43 kph (NW 26.5 mph) | 0.00 mm (0.00 in) | 1 1/4SM |
| | KHEI 251053Z AUTO 32023G29KT 1 1/4SM -SN OVC015 M17/M21 A2996 RMK AO2 PK WND 33031/1003 SLP217 P0000 T11721206 |
| 03:38 MST |  Overcast Light Snow | -18°C / 0°F | -21°C / -6°F | 78% | 1015 mb (29.97 in) | NW 39 kph (NW 24.2 mph) | 0.00 mm (0.00 in) | 1 1/2SM |
| | KHEI 251038Z AUTO 32021G29KT 1 1/2SM -SN OVC015 M18/M21 A2997 RMK AO2 PK WND 33031/1003 P0000 |
| 02:53 MST |  Obscured Light Snow | -18°C / 0°F | -21°C / -6°F | 78% | 1015 mb (29.97 in) | NW 48 kph (NW 29.9 mph) | 0.00 mm (0.00 in) | 1SM |
| | KHEI 250953Z AUTO 32026G31KT 1SM -SN VV014 M18/M21 A2997 RMK AO2 PK WND 33032/0923 SLP217 P0000 T11781206 |
| 01:53 MST |  Overcast Light Snow | -17°C / 1°F | -21°C / -6°F | 71% | 1015 mb (29.97 in) | NW 43 kph (NW 26.5 mph) | 0.00 mm (0.00 in) | 1 1/4SM |
| | KHEI 250853Z AUTO 32023G29KT 1 1/4SM -SN OVC012 M17/M21 A2997 RMK AO2 PK WND 33031/0837 SLP215 P0000 60000 T11721206 58005 |
| 00:53 MST |  Overcast Light Snow | -18°C / 0°F | -21°C / -6°F | 78% | 1015 mb (29.97 in) | NW 39 kph (NW 24.2 mph) | 0.00 mm (0.00 in) | 1 1/4SM |
| | KHEI 250753Z AUTO 32021KT 1 1/4SM -SN OVC011 M18/M21 A2997 RMK AO2 PK WND 32028/0728 SLP219 P0000 T11781206 |
| 00:34 MST |  Obscured Light Snow | -18°C / 0°F | -21°C / -6°F | 78% | 1015 mb (29.97 in) | NW 39 kph (NW 24.2 mph) | 0.00 mm (0.00 in) | 1SM |
| | KHEI 250734Z AUTO 32021G28KT 1SM -SN VV008 M18/M21 A2998 RMK AO2 PK WND 32028/0728 P0000 |
| 00:12 MST |  Overcast Light Snow | -18°C / 0°F | -21°C / -6°F | 78% | 1015 mb (29.97 in) | NW 39 kph (NW 24.2 mph) | 0.00 mm (0.00 in) | 1 3/4SM |
| | KHEI 250712Z AUTO 32021G27KT 1 3/4SM -SN OVC013 M18/M21 A2998 RMK AO2 PK WND 31028/0654 P0000 |
| 00:05 MST |  Overcast Light Snow | -18°C / 0°F | -21°C / -6°F | 78% | 1015 mb (29.97 in) | NW 39 kph (NW 24.2 mph) | 0.00 mm (0.00 in) | 3SM |
| | KHEI 250705Z AUTO 32021G27KT 3SM -SN OVC013 M18/M21 A2998 RMK AO2 PK WND 31028/0654 P0000 |