| 15:10 MST |  Clear | 7°C / 45°F | -3°C / 27°F | 49% | 1013 mb (29.91 in) | Calm | - | 10SM |
| | KLAM 282210Z AUTO 00000KT 10SM CLR 07/M03 A2991 RMK AO2 |
| 14:50 MST |  Clear | 7°C / 45°F | -3°C / 27°F | 49% | 1013 mb (29.91 in) | Calm | - | 10SM |
| | KLAM 282150Z AUTO 00000KT 10SM CLR 07/M03 A2991 RMK AO2 |
| 14:30 MST |  Clear | 7°C / 45°F | -4°C / 25°F | 46% | 1013 mb (29.91 in) | Calm | - | 10SM |
| | KLAM 282130Z AUTO 00000KT 10SM CLR 07/M04 A2991 RMK AO2 |
| 14:10 MST |  Clear | 8°C / 46°F | -3°C / 27°F | 46% | 1013 mb (29.91 in) | Calm | - | 10SM |
| | KLAM 282110Z AUTO 00000KT 10SM CLR 08/M03 A2991 RMK AO2 |
| 13:50 MST |  Clear | 8°C / 46°F | -3°C / 27°F | 46% | 1013 mb (29.91 in) | ENE 6 kph (ENE 3.5 mph) | - | 10SM |
| | KLAM 282050Z AUTO 07003KT 10SM CLR 08/M03 A2991 RMK AO2 |
| 13:30 MST |  Partly Cloudy | 8°C / 46°F | -4°C / 25°F | 43% | 1013 mb (29.91 in) | ENE 6 kph (ENE 3.5 mph) | - | 10SM |
| | KLAM 282030Z AUTO 06003KT 10SM SCT050 08/M04 A2991 RMK AO2 |
| 13:10 MST |  Mostly Cloudy | 8°C / 46°F | -4°C / 25°F | 43% | 1014 mb (29.94 in) | N 6 kph (N 3.5 mph) | - | 10SM |
| | KLAM 282010Z AUTO 35003KT 10SM BKN050 BKN080 08/M04 A2993 RMK AO2 |
| 12:50 MST |  Partly Cloudy | 7°C / 45°F | -5°C / 23°F | 42% | 1014 mb (29.94 in) | SE 7 kph (SE 4.6 mph) | - | 10SM |
| | KLAM 281950Z AUTO 12004KT 10SM SCT050 SCT060 SCT080 07/M05 A2993 RMK AO2 |
| 12:30 MST |  Mostly Cloudy | 7°C / 45°F | -6°C / 21°F | 39% | 1014 mb (29.94 in) | Calm | - | 10SM |
| | KLAM 281930Z AUTO 00000KT 10SM SCT030 SCT036 BKN060 07/M06 A2994 RMK AO2 |
| 12:10 MST |  Overcast | 6°C / 43°F | -8°C / 18°F | 36% | 1015 mb (29.97 in) | Calm | - | 10SM |
| | KLAM 281910Z AUTO 00000KT 10SM SCT030 BKN045 OVC050 06/M08 A2996 RMK AO2 |
| 11:50 MST |  Overcast | 5°C / 41°F | -10°C / 14°F | 33% | 1015 mb (29.97 in) | Calm | - | 10SM |
| | KLAM 281850Z AUTO 00000KT 10SM OVC050 05/M10 A2996 RMK AO2 |
| 11:30 MST |  Mostly Cloudy | 5°C / 41°F | -10°C / 14°F | 33% | 1015 mb (29.97 in) | S 7 kph (S 4.6 mph) | - | 10SM |
| | KLAM 281830Z AUTO 19004KT 10SM SCT045 BKN060 BKN075 05/M10 A2998 RMK AO2 |
| 11:10 MST |  Mostly Cloudy | 5°C / 41°F | -9°C / 16°F | 36% | 1015 mb (29.97 in) | SE 9 kph (SE 5.8 mph) | - | 10SM |
| | KLAM 281810Z AUTO 14005KT 10SM SCT060 SCT070 BKN085 05/M09 A2998 RMK AO2 |
| 10:50 MST |  Mostly Cloudy | 5°C / 41°F | -8°C / 18°F | 39% | 1016 mb (30 in) | ESE 7 kph (ESE 4.6 mph) | - | 10SM |
| | KLAM 281750Z AUTO 11004KT 10SM SCT070 BKN085 05/M08 A2999 RMK AO2 |
| 10:30 MST |  Mostly Cloudy | 5°C / 41°F | -9°C / 16°F | 36% | 1016 mb (30 in) | N 6 kph (N 3.5 mph) | - | 10SM |
| | KLAM 281730Z AUTO 36003KT 10SM BKN065 BKN080 05/M09 A2999 RMK AO2 |
| 10:10 MST |  Mostly Cloudy | 3°C / 37°F | -9°C / 16°F | 41% | 1016 mb (30 in) | Calm | - | 10SM |
| | KLAM 281710Z AUTO 00000KT 10SM SCT055 BKN065 03/M09 A2999 RMK AO2 |
| 09:50 MST |  Clear | 4°C / 39°F | -9°C / 16°F | 39% | 1015 mb (29.97 in) | Calm | - | 10SM |
| | KLAM 281650Z AUTO 00000KT 10SM CLR 04/M09 A2998 RMK AO2 |
| 09:30 MST |  Clear | 3°C / 37°F | -8°C / 18°F | 45% | 1016 mb (30 in) | Calm | - | 10SM |
| | KLAM 281630Z AUTO 00000KT 10SM CLR 03/M08 A2999 RMK AO2 |
| 09:10 MST |  Clear | 3°C / 37°F | -9°C / 16°F | 41% | 1016 mb (30 in) | NE 6 kph (NE 3.5 mph) | - | 10SM |
| | KLAM 281610Z AUTO 03003KT 10SM CLR 03/M09 A2999 RMK AO2 |
| 08:50 MST |  Clear | 2°C / 36°F | -9°C / 16°F | 44% | 1016 mb (30 in) | Calm | - | 10SM |
| | KLAM 281550Z AUTO 00000KT 10SM CLR 02/M09 A2999 RMK AO2 |
| 08:30 MST |  Clear | 2°C / 36°F | -10°C / 14°F | 41% | 1015 mb (29.97 in) | N 6 kph (N 3.5 mph) | - | 10SM |
| | KLAM 281530Z AUTO 36003KT 10SM CLR 02/M10 A2998 RMK AO2 |
| 08:10 MST |  Clear | 3°C / 37°F | -9°C / 16°F | 41% | 1015 mb (29.97 in) | Calm | - | 10SM |
| | KLAM 281510Z AUTO 00000KT 10SM CLR 03/M09 A2998 RMK AO2 |
| 07:50 MST |  Clear | 2°C / 36°F | -8°C / 18°F | 48% | 1015 mb (29.97 in) | Calm | - | 10SM |
| | KLAM 281450Z AUTO 00000KT 10SM CLR 02/M08 A2998 RMK AO2 |
| 07:30 MST |  Clear | 2°C / 36°F | -9°C / 16°F | 44% | 1015 mb (29.97 in) | Calm | - | 10SM |
| | KLAM 281430Z AUTO 00000KT 10SM CLR 02/M09 A2998 RMK AO2 |
| 07:10 MST |  Clear | 2°C / 36°F | -10°C / 14°F | 41% | 1015 mb (29.97 in) | Calm | - | 10SM |
| | KLAM 281410Z AUTO 00000KT 10SM CLR 02/M10 A2998 RMK AO2 |
| 06:50 MST |  Clear | 2°C / 36°F | -10°C / 14°F | 41% | 1015 mb (29.97 in) | Calm | - | 10SM |
| | KLAM 281350Z AUTO 00000KT 10SM CLR 02/M10 A2998 RMK AO2 |
| 06:30 MST |  Clear | 2°C / 36°F | -9°C / 16°F | 44% | 1015 mb (29.97 in) | Calm | - | 10SM |
| | KLAM 281330Z AUTO 00000KT 10SM CLR 02/M09 A2998 RMK AO2 |
| 06:10 MST |  Clear | 2°C / 36°F | -9°C / 16°F | 44% | 1015 mb (29.97 in) | Calm | - | 10SM |
| | KLAM 281310Z AUTO 00000KT 10SM CLR 02/M09 A2998 RMK AO2 |
| 05:50 MST |  Clear | 1°C / 34°F | -9°C / 16°F | 48% | 1015 mb (29.97 in) | Calm | - | 10SM |
| | KLAM 281250Z AUTO 00000KT 10SM CLR 01/M09 A2998 RMK AO2 |
| 05:30 MST |  Clear | 2°C / 36°F | -10°C / 14°F | 41% | 1015 mb (29.97 in) | Calm | - | 10SM |
| | KLAM 281230Z AUTO 00000KT 10SM CLR 02/M10 A2998 RMK AO2 |
| 05:10 MST |  Clear | 2°C / 36°F | -11°C / 12°F | 38% | 1015 mb (29.97 in) | Calm | - | 10SM |
| | KLAM 281210Z AUTO 00000KT 10SM CLR 02/M11 A2998 RMK AO2 |
| 04:50 MST |  Clear | 2°C / 36°F | -9°C / 16°F | 44% | 1015 mb (29.97 in) | Calm | - | 10SM |
| | KLAM 281150Z AUTO 00000KT 10SM CLR 02/M09 A2998 RMK AO2 |
| 04:30 MST |  Clear | 3°C / 37°F | -8°C / 18°F | 45% | 1015 mb (29.97 in) | Calm | - | 10SM |
| | KLAM 281130Z AUTO 00000KT 10SM CLR 03/M08 A2998 RMK AO2 |
| 04:10 MST |  Clear | 3°C / 37°F | -7°C / 19°F | 48% | 1016 mb (30 in) | W 7 kph (W 4.6 mph) | - | 10SM |
| | KLAM 281110Z AUTO 28004KT 10SM CLR 03/M07 A2999 RMK AO2 |
| 03:50 MST |  Clear | 3°C / 37°F | -11°C / 12°F | 35% | 1016 mb (30 in) | SW 6 kph (SW 3.5 mph) | - | 10SM |
| | KLAM 281050Z AUTO 22003KT 10SM CLR 03/M11 A2999 RMK AO2 |
| 03:30 MST |  Clear | 2°C / 36°F | -10°C / 14°F | 41% | 1016 mb (30 in) | Calm | - | 10SM |
| | KLAM 281030Z AUTO 00000KT 10SM CLR 02/M10 A2999 RMK AO2 |
| 03:10 MST |  Clear | 3°C / 37°F | -10°C / 14°F | 38% | 1016 mb (30 in) | Calm | - | 10SM |
| | KLAM 281010Z AUTO 00000KT 10SM CLR 03/M10 A3000 RMK AO2 |
| 02:50 MST |  Clear | 4°C / 39°F | -9°C / 16°F | 39% | 1016 mb (30 in) | Calm | - | 10SM |
| | KLAM 280950Z AUTO 00000KT 10SM CLR 04/M09 A3000 RMK AO2 |
| 02:30 MST |  Clear | 5°C / 41°F | -9°C / 16°F | 36% | 1016 mb (30 in) | SW 6 kph (SW 3.5 mph) | - | 10SM |
| | KLAM 280930Z AUTO 23003KT 10SM CLR 05/M09 A3001 RMK AO2 |
| 02:10 MST |  Clear | 4°C / 39°F | -11°C / 12°F | 33% | 1017 mb (30.03 in) | Calm | - | 10SM |
| | KLAM 280910Z AUTO 00000KT 10SM CLR 04/M11 A3002 RMK AO2 |
| 01:50 MST |  Clear | 4°C / 39°F | -11°C / 12°F | 33% | 1017 mb (30.03 in) | Calm | - | 10SM |
| | KLAM 280850Z AUTO 00000KT 10SM CLR 04/M11 A3002 RMK AO2 |
| 01:30 MST |  Clear | 3°C / 37°F | -11°C / 12°F | 35% | 1017 mb (30.03 in) | SW 7 kph (SW 4.6 mph) | - | 10SM |
| | KLAM 280830Z AUTO 21004KT 10SM CLR 03/M11 A3002 RMK AO2 |
| 01:10 MST |  Clear | 5°C / 41°F | -12°C / 10°F | 28% | 1016 mb (30 in) | Calm | - | 10SM |
| | KLAM 280810Z AUTO 00000KT 10SM CLR 05/M12 A3001 RMK AO2 |
| 00:50 MST |  Clear | 4°C / 39°F | -12°C / 10°F | 30% | 1016 mb (30 in) | Calm | - | 10SM |
| | KLAM 280750Z AUTO 00000KT 10SM CLR 04/M12 A3001 RMK AO2 |
| 00:30 MST |  Clear | 4°C / 39°F | -12°C / 10°F | 30% | 1017 mb (30.03 in) | Calm | - | 10SM |
| | KLAM 280730Z AUTO 00000KT 10SM CLR 04/M12 A3002 RMK AO2 |
| 00:10 MST |  Clear | 5°C / 41°F | -11°C / 12°F | 31% | 1017 mb (30.03 in) | Calm | - | 10SM |
| | KLAM 280710Z AUTO 00000KT 10SM CLR 05/M11 A3002 RMK AO2 |