| 03:53 MST |  Overcast Light Snow | -19°C / -2°F | -23°C / -9°F | 71% | 1008 mb (29.77 in) | NE 17 kph (NE 10.4 mph) | 0.00 mm (0.00 in) | 1 3/4SM |
| | KRWL 071053Z AUTO 04009KT 1 3/4SM -SN BKN020 OVC035 M19/M23 A2978 RMK AO2 SLP194 P0000 T11941228 $ |
| 03:43 MST |  Overcast Light Snow | -19°C / -2°F | -23°C / -9°F | 71% | 1008 mb (29.77 in) | NE 19 kph (NE 11.5 mph) | 0.00 mm (0.00 in) | 1 1/2SM |
| | KRWL 071043Z AUTO 05010KT 1 1/2SM -SN BKN018 OVC030 M19/M23 A2978 RMK AO2 P0000 $ |
| 03:34 MST |  Overcast Light Snow | -19°C / -2°F | -23°C / -9°F | 71% | 1008 mb (29.77 in) | ENE 20 kph (ENE 12.7 mph) | 0.00 mm (0.00 in) | 2SM |
| | KRWL 071034Z AUTO 06011KT 2SM -SN OVC016 M19/M23 A2978 RMK AO2 P0000 $ |
| 02:53 MST |  Overcast Light Snow | -20°C / -4°F | -23°C / -9°F | 77% | 1008 mb (29.77 in) | ENE 17 kph (ENE 10.4 mph) | 0.00 mm (0.00 in) | 1 1/4SM |
| | KRWL 070953Z AUTO 06009KT 1 1/4SM -SN OVC012 M20/M23 A2978 RMK AO2 SLP196 P0000 T12001228 $ |
| 02:07 MST |  Overcast Light Snow | -20°C / -4°F | -23°C / -9°F | 77% | 1008 mb (29.77 in) | ENE 19 kph (ENE 11.5 mph) | 0.00 mm (0.00 in) | 1 1/2SM |
| | KRWL 070907Z AUTO 06010KT 1 1/2SM -SN OVC014 M20/M23 A2978 RMK AO2 P0000 $ |
| 01:53 MST |  Overcast Light Snow | -20°C / -4°F | -23°C / -9°F | 77% | 1008 mb (29.77 in) | ENE 17 kph (ENE 10.4 mph) | 0.00 mm (0.00 in) | 1 3/4SM |
| | KRWL 070853Z AUTO 06009KT 1 3/4SM -SN OVC016 M20/M23 A2978 RMK AO2 SNB10 SLP197 P0000 60000 T12001228 56008 $ |
| 01:41 MST |  Overcast Light Snow | -20°C / -4°F | -23°C / -9°F | 77% | 1008 mb (29.77 in) | ENE 17 kph (ENE 10.4 mph) | 0.00 mm (0.00 in) | 1 3/4SM |
| | KRWL 070841Z AUTO 07009KT 1 3/4SM -SN OVC016 M20/M23 A2978 RMK AO2 SNB10 P0000 $ |
| 01:17 MST |  Overcast Light Snow | -20°C / -4°F | -23°C / -9°F | 77% | 1008 mb (29.77 in) | NE 15 kph (NE 9.2 mph) | 0.00 mm (0.00 in) | 2 1/2SM |
| | KRWL 070817Z AUTO 05008KT 2 1/2SM -SN OVC024 M20/M23 A2978 RMK AO2 SNB10 P0000 $ |
| 00:53 MST |  Mostly Cloudy | -21°C / -6°F | -23°C / -9°F | 84% | 1009 mb (29.8 in) | ENE 15 kph (ENE 9.2 mph) | - | 9SM |
| | KRWL 070753Z AUTO 06008KT 9SM FEW022 BKN050 BKN080 M21/M23 A2979 RMK AO2 SLP198 T12061228 $ |