| 11:53 MST |  Overcast Unknown Precip | -11°C / 12°F | -14°C / 7°F | 79% | 1016 mb (30 in) | NW 43 kph (NW 26.5 mph) | 0.00 mm (0.00 in) | 1/2SM |
| | KHEI 261853Z AUTO 32023G34KT 1/2SM UP OVC007 M11/M14 A3000 RMK AO2 PK WND 31034/1848 UPB14SNE14B32E40 CIG 005V010 SLP211 P0000 T11111139 |
| 11:50 MST |  Overcast Unknown Precip | -12°C / 10°F | -14°C / 7°F | 85% | 1016 mb (30 in) | NW 48 kph (NW 29.9 mph) | 0.00 mm (0.00 in) | 1/2SM |
| | KHEI 261850Z AUTO 32026G34KT 1/2SM UP FZFG OVC007 M12/M14 A3000 RMK AO2 PK WND 31034/1848 UPB14SNE14B32E40 CIG 005V010 P0000 |
| 11:34 MST |  Overcast Light Snow | -12°C / 10°F | -14°C / 7°F | 85% | 1016 mb (30 in) | NW 48 kph (NW 29.9 mph) | 0.00 mm (0.00 in) | 1/4SM |
| | KHEI 261834Z AUTO 32026G34KT 1/4SM -SN FZFG OVC007 M12/M14 A3000 RMK AO2 PK WND 32034/1831 UPB14E32SNE14B32 P0000 |
| 10:53 MST |  Overcast Light Snow | -12°C / 10°F | -14°C / 7°F | 85% | 1016 mb (30 in) | NW 44 kph (NW 27.6 mph) | 0.00 mm (0.00 in) | 1/2SM |
| | KHEI 261753Z AUTO 32024G31KT 1/2SM -SN FZFG OVC007 M12/M14 A3000 RMK AO2 PK WND 32033/1719 SLP213 P0000 60000 T11171139 11111 21122 51007 |
| 09:53 MST |  Obscured Snow | -12°C / 10°F | -14°C / 7°F | 85% | 1016 mb (30 in) | NW 46 kph (NW 28.8 mph) | 0.00 mm (0.00 in) | 1/4SM |
| | KHEI 261653Z AUTO 32025G32KT 1/4SM SN FZFG VV005 M12/M14 A3000 RMK AO2 PK WND 32034/1624 SLP212 P0000 T11171139 $ |
| 08:53 MST |  Obscured Snow | -12°C / 10°F | -14°C / 7°F | 85% | 1016 mb (30 in) | NNW 48 kph (NNW 29.9 mph) | 0.00 mm (0.00 in) | 1/4SM |
| | KHEI 261553Z AUTO 33026G34KT 1/4SM SN FZFG VV006 M12/M14 A2999 RMK AO2 PK WND 31034/1549 SLP211 P0000 T11221144 $ |
| 08:32 MST |  Obscured Light Snow | -12°C / 10°F | -14°C / 7°F | 85% | 1016 mb (30 in) | NW 52 kph (NW 32.2 mph) | 0.00 mm (0.00 in) | 1/4SM |
| | KHEI 261532Z AUTO 32028G34KT 1/4SM -SN FZFG VV005 M12/M14 A2999 RMK AO2 PK WND 33034/1524 P0000 $ |
| 08:02 MST |  Obscured Snow | -12°C / 10°F | -14°C / 7°F | 85% | 1015 mb (29.97 in) | NNW 48 kph (NNW 29.9 mph) | 0.00 mm (0.00 in) | 1/4SM |
| | KHEI 261502Z AUTO 33026G34KT 1/4SM SN FZFG VV004 M12/M14 A2998 RMK AO2 PK WND 32033/1455 P0000 $ |
| 07:53 MST |  Obscured Snow | -12°C / 10°F | -14°C / 7°F | 85% | 1015 mb (29.97 in) | NW 48 kph (NW 29.9 mph) | 0.00 mm (0.00 in) | 1/2SM |
| | KHEI 261453Z AUTO 32026G34KT 1/2SM SN FZFG VV004 M12/M14 A2998 RMK AO2 PK WND 33035/1434 SLP205 P0000 60000 T11171139 51011 $ |
| 07:42 MST |  Obscured Snow | -12°C / 10°F | -14°C / 7°F | 85% | 1015 mb (29.97 in) | NNW 48 kph (NNW 29.9 mph) | 0.00 mm (0.00 in) | 1/2SM |
| | KHEI 261442Z AUTO 33026G35KT 1/2SM SN FZFG VV004 M12/M14 A2998 RMK AO2 PK WND 33035/1434 P0000 $ |
| 07:32 MST |  Obscured Snow | -12°C / 10°F | -14°C / 7°F | 85% | 1015 mb (29.97 in) | NNW 52 kph (NNW 32.2 mph) | 0.00 mm (0.00 in) | 1/4SM |
| | KHEI 261432Z AUTO 33028G35KT 1/4SM SN FZFG VV004 M12/M14 A2997 RMK AO2 PK WND 32035/1424 P0000 $ |
| 07:25 MST |  Obscured Snow | -12°C / 10°F | -14°C / 7°F | 85% | 1015 mb (29.97 in) | NW 54 kph (NW 33.4 mph) | 0.00 mm (0.00 in) | 1/2SM |
| | KHEI 261425Z AUTO 32029G35KT 1/2SM SN FZFG VV004 M12/M14 A2997 RMK AO2 PK WND 32035/1424 P0000 $ |
| 07:13 MST |  Obscured Snow | -12°C / 10°F | -14°C / 7°F | 85% | 1015 mb (29.97 in) | NNW 48 kph (NNW 29.9 mph) | 0.00 mm (0.00 in) | 1/2SM |
| | KHEI 261413Z AUTO 33026G33KT 1/2SM SN FZFG VV005 M12/M14 A2997 RMK AO2 PK WND 33033/1410 P0000 $ |
| 07:07 MST |  Obscured Snow | -12°C / 10°F | -14°C / 7°F | 85% | 1015 mb (29.97 in) | NNW 52 kph (NNW 32.2 mph) | 0.00 mm (0.00 in) | 1/4SM |
| | KHEI 261407Z AUTO 33028G33KT 1/4SM SN FZFG VV004 M12/M14 A2997 RMK AO2 PK WND 32033/1406 P0000 $ |
| 06:53 MST |  Overcast Snow | -12°C / 10°F | -14°C / 7°F | 85% | 1015 mb (29.97 in) | NW 52 kph (NW 32.2 mph) | 0.00 mm (0.00 in) | 1/2SM |
| | KHEI 261353Z AUTO 32028G34KT 1/2SM SN FZFG BKN005 OVC009 M12/M14 A2997 RMK AO2 PK WND 33038/1308 SLP202 P0000 T11171139 |
| 05:53 MST |  Overcast Snow | -12°C / 10°F | -14°C / 7°F | 85% | 1015 mb (29.97 in) | NNW 50 kph (NNW 31.1 mph) | 0.00 mm (0.00 in) | 1/2SM |
| | KHEI 261253Z AUTO 33027G34KT 1/2SM SN BKN006 BKN010 OVC018 M12/M14 A2996 RMK AO2 PK WND 33036/1213 SLP199 P0000 T11171144 |
| 04:53 MST |  Overcast Snow | -12°C / 10°F | -14°C / 7°F | 85% | 1014 mb (29.94 in) | NW 50 kph (NW 31.1 mph) | 0.00 mm (0.00 in) | 1/2SM |
| | KHEI 261153Z AUTO 32027G36KT 1/2SM SN FZFG BKN006 OVC017 M12/M14 A2994 RMK AO2 PK WND 32041/1143 SLP194 P0000 60000 70003 T11171139 11117 21122 53003 |
| 03:53 MST |  Overcast Snow | -12°C / 10°F | -14°C / 7°F | 85% | 1014 mb (29.94 in) | NW 56 kph (NW 34.5 mph) | 0.00 mm (0.00 in) | 1/2SM |
| | KHEI 261053Z AUTO 32030G39KT 1/2SM SN FZFG OVC006 M12/M14 A2993 RMK AO2 PK WND 33039/1049 SLP190 P0000 T11171139 |
| 02:53 MST |  Overcast Snow | -12°C / 10°F | -14°C / 7°F | 85% | 1014 mb (29.94 in) | NW 57 kph (NW 35.7 mph) | 0.00 mm (0.00 in) | 1/2SM |
| | KHEI 260953Z AUTO 32031G38KT 1/2SM SN OVC005 M12/M14 A2994 RMK AO2 PK WND 33040/0937 SLP193 P0000 T11171144 |
| 02:41 MST |  Obscured Snow | -12°C / 10°F | -14°C / 7°F | 85% | 1014 mb (29.94 in) | NNW 56 kph (NNW 34.5 mph) | 0.00 mm (0.00 in) | 1/4SM |
| | KHEI 260941Z AUTO 33030G40KT 1/4SM SN FZFG VV005 M12/M14 A2993 RMK AO2 PK WND 33040/0937 P0000 |
| 01:53 MST |  Obscured Snow | -12°C / 10°F | -14°C / 7°F | 85% | 1014 mb (29.94 in) | NNW 50 kph (NNW 31.1 mph) | 0.00 mm (0.00 in) | 1/2SM |
| | KHEI 260853Z AUTO 33027G38KT 1/2SM SN VV006 M12/M14 A2994 RMK AO2 PK WND 32042/0835 SLP193 P0000 60000 T11171144 53002 |
| 00:53 MST |  Obscured Snow | -12°C / 10°F | -14°C / 7°F | 85% | 1013 mb (29.91 in) | NNW 54 kph (NNW 33.4 mph) | 0.00 mm (0.00 in) | 1/2SM |
| | KHEI 260753Z AUTO 33029G39KT 1/2SM SN VV007 M12/M14 A2992 RMK AO2 PK WND 33039/0744 SLP187 P0000 T11171144 |