| 10:51 MST |  Overcast Fog And Mist | -4°C / 25°F | -7°C / 19°F | 80% | 1004 mb (29.65 in) | Calm | - | 2 1/2SM |
| | KLGU 221751Z AUTO 00000KT 2 1/2SM BR FEW047 OVC070 M04/M07 A2964 RMK AO2 SLP075 T10441067 11044 21078 56004 |
| 09:51 MST |  Overcast Fog And Mist | -6°C / 21°F | -7°C / 19°F | 93% | 1004 mb (29.65 in) | Calm | - | 2 1/2SM |
| | KLGU 221651Z AUTO 00000KT 2 1/2SM BR BKN050 OVC065 M06/M07 A2965 RMK AO2 SLP072 T10561072 |
| 08:51 MST |  Overcast Fog And Mist | -6°C / 21°F | -8°C / 18°F | 86% | 1004 mb (29.65 in) | SSW 6 kph (SSW 3.5 mph) | - | 2 1/2SM |
| | KLGU 221551Z AUTO 25003KT 2 1/2SM BR OVC060 M06/M08 A2964 RMK AO2 SLP076 T10611083 |
| 08:07 MST |  Overcast Fog And Mist | -7°C / 19°F | -8°C / 18°F | 93% | 1004 mb (29.65 in) | Calm | - | 2 1/2SM |
| | KLGU 221507Z AUTO 00000KT 2 1/2SM BR BKN060 OVC080 M07/M08 A2965 RMK AO2 |
| 07:51 MST |  Overcast Fog And Mist | -7°C / 19°F | -8°C / 18°F | 93% | 1004 mb (29.65 in) | Calm | - | 4SM |
| | KLGU 221451Z AUTO 00000KT 4SM BR OVC080 M07/M08 A2966 RMK AO2 SLP080 T10671078 58016 |
| 06:51 MST |  Overcast Fog And Mist | -7°C / 19°F | -8°C / 18°F | 93% | 1005 mb (29.68 in) | Calm | - | 4SM |
| | KLGU 221351Z AUTO 00000KT 4SM BR OVC070 M07/M08 A2968 RMK AO2 SLP086 T10671083 $ |
| 05:51 MST |  Overcast Fog And Mist | -7°C / 19°F | -9°C / 16°F | 86% | 1005 mb (29.68 in) | NE 6 kph (NE 3.5 mph) | - | 3SM |
| | KLGU 221251Z AUTO 04003KT 3SM BR OVC065 M07/M09 A2969 RMK AO2 SLP089 T10721089 $ |
| 05:06 MST |  Overcast Fog And Mist | -8°C / 18°F | -9°C / 16°F | 93% | 1006 mb (29.71 in) | Calm | - | 3SM |
| | KLGU 221206Z AUTO 00000KT 3SM BR OVC065 M08/M09 A2970 RMK AO2 $ |
| 05:01 MST |  Overcast Fog And Mist | -8°C / 18°F | -9°C / 16°F | 93% | 1006 mb (29.71 in) | Calm | - | 2 1/2SM |
| | KLGU 221201Z AUTO 00000KT 2 1/2SM BR OVC065 M08/M09 A2970 RMK AO2 $ |
| 04:51 MST |  Overcast Fog And Mist | -7°C / 19°F | -9°C / 16°F | 86% | 1006 mb (29.71 in) | SW 6 kph (SW 3.5 mph) | - | 3SM |
| | KLGU 221151Z AUTO 21003KT 3SM BR OVC065 M07/M09 A2971 RMK AO2 SLP092 T10721089 11072 21106 58010 $ |
| 04:21 MST |  Overcast Fog And Mist | -7°C / 19°F | -9°C / 16°F | 86% | 1006 mb (29.71 in) | S 6 kph (S 3.5 mph) | - | 3SM |
| | KLGU 221121Z AUTO 19003KT 3SM BR OVC060 M07/M09 A2972 RMK AO2 $ |
| 03:51 MST |  Partly Cloudy Fog And Mist | -8°C / 18°F | -11°C / 12°F | 79% | 1007 mb (29.74 in) | SW 11 kph (SW 6.9 mph) | - | 2SM |
| | KLGU 221051Z AUTO 23006KT 2SM BR SCT060 M08/M11 A2973 RMK AO2 SLP100 T10831106 $ |
| 03:38 MST |  Partly Cloudy Fog And Mist | -8°C / 18°F | -11°C / 12°F | 79% | 1007 mb (29.74 in) | SSW 6 kph (SSW 3.5 mph) | - | 2 1/2SM |
| | KLGU 221038Z AUTO 26003KT 2 1/2SM BR FEW065 M08/M11 A2973 RMK AO2 $ |
| 03:22 MST |  Partly Cloudy Fog And Mist | -8°C / 18°F | -9°C / 16°F | 93% | 1007 mb (29.74 in) | Calm | - | 3SM |
| | KLGU 221022Z AUTO 00000KT 3SM BR SCT001 M08/M09 A2974 RMK AO2 $ |
| 03:18 MST |  Mostly Cloudy Fog And Mist | -8°C / 18°F | -9°C / 16°F | 93% | 1007 mb (29.74 in) | ESE 7 kph (ESE 4.6 mph) | - | 2SM |
| | KLGU 221018Z AUTO 11004KT 2SM BR BKN001 M08/M09 A2974 RMK AO2 $ |
| 02:57 MST |  Obscured Fog | -8°C / 18°F | -10°C / 14°F | 86% | 1007 mb (29.74 in) | Calm | - | 1/2SM |
| | KLGU 220957Z AUTO 00000KT 1/2SM FZFG VV001 M08/M10 A2974 RMK AO2 $ |
| 02:51 MST |  Overcast Fog And Mist | -8°C / 18°F | -11°C / 12°F | 79% | 1007 mb (29.74 in) | Calm | - | 1SM |
| | KLGU 220951Z AUTO 00000KT 1SM BR BKN001 OVC005 M08/M11 A2974 RMK AO2 SLP103 T10831106 $ |
| 02:39 MST |  Overcast Fog And Mist | -9°C / 16°F | -11°C / 12°F | 86% | 1007 mb (29.74 in) | Calm | - | 2SM |
| | KLGU 220939Z AUTO 00000KT 2SM BR BKN001 OVC005 M09/M11 A2974 RMK AO2 $ |
| 02:01 MST |  Obscured Fog And Mist | -8°C / 18°F | -10°C / 14°F | 86% | 1007 mb (29.74 in) | SSW 9 kph (SSW 5.8 mph) | - | 3/4SM |
| | KLGU 220901Z AUTO 25005KT 3/4SM BR VV001 M08/M10 A2975 RMK AO2 $ |
| 01:59 MST |  Clear Fog And Mist | -8°C / 18°F | -10°C / 14°F | 86% | 1007 mb (29.74 in) | SSW 7 kph (SSW 4.6 mph) | - | 1 1/2SM |
| | KLGU 220859Z AUTO 26004KT 1 1/2SM BR CLR M08/M10 A2975 RMK AO2 $ |
| 01:51 MST |  Clear Fog And Mist | -8°C / 18°F | -10°C / 14°F | 86% | 1007 mb (29.74 in) | SW 6 kph (SW 3.5 mph) | - | 4SM |
| | KLGU 220851Z AUTO 23003KT 4SM BR CLR M08/M10 A2974 RMK AO2 SLP102 T10831100 58024 $ |
| 01:20 MST |  Partly Cloudy Fog And Mist | -9°C / 16°F | -11°C / 12°F | 86% | 1007 mb (29.74 in) | SE 6 kph (SE 3.5 mph) | - | 3SM |
| | KLGU 220820Z AUTO 12003KT 3SM BR SCT006 M09/M11 A2975 RMK AO2 $ |
| 01:16 MST |  Mostly Cloudy Fog And Mist | -9°C / 16°F | -11°C / 12°F | 86% | 1008 mb (29.77 in) | Calm | - | 2SM |
| | KLGU 220816Z AUTO 00000KT 2SM BR BKN006 M09/M11 A2976 RMK AO2 $ |
| 00:51 MST |  Overcast Fog | -8°C / 18°F | -10°C / 14°F | 86% | 1008 mb (29.77 in) | Calm | - | 1/4SM |
| | KLGU 220751Z AUTO 00000KT 1/4SM FZFG SCT001 OVC007 M08/M10 A2978 RMK AO2 SLP116 T10831100 $ |
| 00:43 MST |  Overcast Fog | -8°C / 18°F | -11°C / 12°F | 79% | 1008 mb (29.77 in) | Calm | - | 1/2SM |
| | KLGU 220743Z AUTO 00000KT 1/2SM FZFG SCT001 OVC007 M08/M11 A2978 RMK AO2 $ |
| 00:37 MST |  Overcast Fog And Mist | -9°C / 16°F | -11°C / 12°F | 86% | 1008 mb (29.77 in) | Calm | - | 1 1/2SM |
| | KLGU 220737Z AUTO 00000KT 1 1/2SM BR BKN001 OVC007 M09/M11 A2978 RMK AO2 $ |
| 00:17 MST |  Mostly Cloudy Fog | -10°C / 14°F | -11°C / 12°F | 92% | 1009 mb (29.8 in) | E 6 kph (E 3.5 mph) | - | 1/4SM |
| | KLGU 220717Z AUTO 09003KT 1/4SM FZFG BKN001 BKN007 M10/M11 A2979 RMK AO2 $ |
| 00:06 MST |  Mostly Cloudy Fog | -11°C / 12°F | -12°C / 10°F | 92% | 1009 mb (29.8 in) | WNW 9 kph (WNW 5.8 mph) | - | 1/4SM |
| | KLGU 220706Z AUTO 29005KT 1/4SM FZFG SCT001 BKN007 M11/M12 A2980 RMK AO2 $ |
| 00:01 MST |  Obscured Fog | -11°C / 12°F | -12°C / 10°F | 92% | 1009 mb (29.8 in) | WNW 11 kph (WNW 6.9 mph) | - | 1/4SM |
| | KLGU 220701Z AUTO 29006KT 1/4SM FZFG VV001 M11/M12 A2980 RMK AO2 $ |