| 11:53 MST |  Overcast | 0°C / 32°F | -3°C / 27°F | 80% | 1019 mb (30.09 in) | E 9 kph (E 5.8 mph) | - | 10SM |
| | KLVS 291853Z AUTO 09005KT 10SM SCT019 OVC026 00/M03 A3009 RMK AO2 SLP180 T00001028 |
| 10:53 MST |  Overcast | 0°C / 32°F | -2°C / 28°F | 87% | 1019 mb (30.09 in) | NNE 11 kph (NNE 6.9 mph) | - | 10SM |
| | KLVS 291753Z AUTO 02006KT 10SM OVC022 00/M02 A3009 RMK AO2 SLP175 60000 T00001022 10000 21022 51005 |
| 09:53 MST |  Mostly Cloudy | -1°C / 30°F | -2°C / 28°F | 93% | 1019 mb (30.09 in) | NE 15 kph (NE 9.2 mph) | - | 10SM |
| | KLVS 291653Z AUTO 03008KT 10SM BKN022 M01/M02 A3008 RMK AO2 SLP165 T10061022 |
| 08:53 MST |  Partly Cloudy | -2°C / 28°F | -2°C / 28°F | 100% | 1018 mb (30.06 in) | NE 15 kph (NE 9.2 mph) | - | 10SM |
| | KLVS 291553Z AUTO 03008KT 10SM SCT025 M02/M02 A3007 RMK AO2 SLP169 T10171022 |
| 08:05 MST |  Overcast | -2°C / 28°F | -2°C / 28°F | 100% | 1018 mb (30.06 in) | N 9 kph (N 5.8 mph) | - | 10SM |
| | KLVS 291505Z AUTO 01005KT 10SM SCT002 OVC018 M02/M02 A3007 RMK AO2 |
| 07:53 MST |  Overcast | -2°C / 28°F | -2°C / 28°F | 100% | 1018 mb (30.06 in) | NNE 7 kph (NNE 4.6 mph) | - | 8SM |
| | KLVS 291453Z AUTO 02004KT 8SM BKN002 OVC018 M02/M02 A3007 RMK AO2 SLP157 60000 T10171022 53016 |
| 07:24 MST |  Overcast | -2°C / 28°F | -2°C / 28°F | 100% | 1018 mb (30.06 in) | NE 9 kph (NE 5.8 mph) | - | 10SM |
| | KLVS 291424Z AUTO 03005KT 10SM BKN002 BKN008 OVC014 M02/M02 A3006 RMK AO2 |
| 07:18 MST |  Overcast | -2°C / 28°F | -2°C / 28°F | 100% | 1018 mb (30.06 in) | NE 11 kph (NE 6.9 mph) | - | 10SM |
| | KLVS 291418Z AUTO 03006KT 10SM SCT004 BKN010 OVC014 M02/M02 A3006 RMK AO2 |
| 07:03 MST |  Overcast | -2°C / 28°F | -2°C / 28°F | 100% | 1018 mb (30.06 in) | NE 11 kph (NE 6.9 mph) | - | 10SM |
| | KLVS 291403Z AUTO 03006KT 10SM FEW003 BKN015 OVC047 M02/M02 A3005 RMK AO2 |
| 06:53 MST |  Overcast | -2°C / 28°F | -2°C / 28°F | 100% | 1018 mb (30.06 in) | NE 9 kph (NE 5.8 mph) | 0.00 mm (0.00 in) | 10SM |
| | KLVS 291353Z AUTO 04005KT 10SM FEW005 SCT011 OVC047 M02/M02 A3005 RMK AO2 SNE1258 SLP151 P0000 T10221022 |
| 05:53 MST |  Overcast Light Snow | -2°C / 28°F | -2°C / 28°F | 100% | 1016 mb (30 in) | NNE 17 kph (NNE 10.4 mph) | 0.00 mm (0.00 in) | 6SM |
| | KLVS 291253Z AUTO 02009KT 6SM -SN BR SCT002 BKN037 OVC047 M02/M02 A3001 RMK AO2 SLP139 P0000 T10221022 |
| 05:51 MST |  Overcast Light Snow | -2°C / 28°F | -2°C / 28°F | 100% | 1016 mb (30 in) | NNE 15 kph (NNE 9.2 mph) | 0.00 mm (0.00 in) | 6SM |
| | KLVS 291251Z AUTO 02008KT 6SM -SN BR SCT002 BKN037 OVC045 M02/M02 A3001 RMK AO2 P0000 |
| 05:44 MST |  Overcast Light Snow | -2°C / 28°F | -2°C / 28°F | 100% | 1016 mb (30 in) | NE 13 kph (NE 8.1 mph) | 0.00 mm (0.00 in) | 5SM |
| | KLVS 291244Z AUTO 03007KT 5SM -SN BR BKN002 BKN037 OVC045 M02/M02 A3001 RMK AO2 P0000 |
| 05:34 MST |  Overcast Light Snow | -2°C / 28°F | -2°C / 28°F | 100% | 1017 mb (30.03 in) | NE 13 kph (NE 8.1 mph) | 0.00 mm (0.00 in) | 6SM |
| | KLVS 291234Z AUTO 03007KT 6SM -SN BR SCT002 OVC045 M02/M02 A3002 RMK AO2 P0000 |
| 04:53 MST |  Overcast Light Snow | -2°C / 28°F | -2°C / 28°F | 100% | 1017 mb (30.03 in) | NE 15 kph (NE 9.2 mph) | 0.25 mm (0.01 in) | 5SM |
| | KLVS 291153Z AUTO 03008KT 5SM -SN BR FEW030 OVC041 M02/M02 A3002 RMK AO2 SLP140 P0001 60013 70013 T10221022 10011 21022 53006 |
| 04:41 MST |  Overcast Light Snow | -2°C / 28°F | -2°C / 28°F | 100% | 1017 mb (30.03 in) | NE 11 kph (NE 6.9 mph) | 0.25 mm (0.01 in) | 3SM |
| | KLVS 291141Z AUTO 04006KT 3SM -SN BR FEW004 SCT011 OVC041 M02/M02 A3003 RMK AO2 P0001 |
| 04:34 MST |  Overcast Light Snow | -2°C / 28°F | -2°C / 28°F | 100% | 1017 mb (30.03 in) | NE 15 kph (NE 9.2 mph) | 0.25 mm (0.01 in) | 2 1/2SM |
| | KLVS 291134Z AUTO 04008KT 2 1/2SM -SN BR SCT004 SCT011 OVC043 M02/M02 A3002 RMK AO2 P0001 |
| 04:23 MST |  Overcast Light Snow | -2°C / 28°F | -2°C / 28°F | 100% | 1017 mb (30.03 in) | NE 17 kph (NE 10.4 mph) | 0.25 mm (0.01 in) | 2SM |
| | KLVS 291123Z AUTO 05009KT 2SM -SN BR BKN004 OVC009 M02/M02 A3002 RMK AO2 P0001 |
| 04:12 MST |  Overcast Light Snow | -2°C / 28°F | -2°C / 28°F | 100% | 1016 mb (30 in) | NE 15 kph (NE 9.2 mph) | 0.25 mm (0.01 in) | 2SM |
| | KLVS 291112Z AUTO 05008KT 2SM -SN BR OVC002 M02/M02 A3001 RMK AO2 P0001 |
| 04:05 MST |  Overcast Light Snow | -2°C / 28°F | -2°C / 28°F | 100% | 1016 mb (30 in) | NE 13 kph (NE 8.1 mph) | 0.00 mm (0.00 in) | 1 3/4SM |
| | KLVS 291105Z AUTO 05007KT 1 3/4SM -SN BR OVC004 M02/M02 A3000 RMK AO2 P0000 |
| 03:53 MST |  Overcast Light Snow | -2°C / 28°F | -2°C / 28°F | 100% | 1015 mb (29.97 in) | NE 20 kph (NE 12.7 mph) | 0.25 mm (0.01 in) | 1 1/2SM |
| | KLVS 291053Z AUTO 05011KT 1 1/2SM -SN BR BKN002 BKN006 OVC012 M02/M02 A2998 RMK AO2 SLP119 P0001 T10171022 |
| 03:49 MST |  Overcast Light Snow | -2°C / 28°F | -2°C / 28°F | 100% | 1015 mb (29.97 in) | NE 15 kph (NE 9.2 mph) | 0.25 mm (0.01 in) | 1 3/4SM |
| | KLVS 291049Z AUTO 04008KT 1 3/4SM -SN BR SCT002 BKN006 OVC012 M02/M02 A2998 RMK AO2 P0001 |
| 03:31 MST |  Overcast Light Snow | -2°C / 28°F | -2°C / 28°F | 100% | 1016 mb (30 in) | N 19 kph (N 11.5 mph) | 0.25 mm (0.01 in) | 1 3/4SM |
| | KLVS 291031Z AUTO 01010KT 1 3/4SM -SN BR FEW002 OVC010 M02/M02 A2999 RMK AO2 P0001 |
| 03:17 MST |  Overcast Light Snow | -1°C / 30°F | -2°C / 28°F | 93% | 1016 mb (30 in) | N 19 kph (N 11.5 mph) | 0.25 mm (0.01 in) | 1 3/4SM |
| | KLVS 291017Z AUTO 36010KT 1 3/4SM -SN BR SCT002 OVC006 M01/M02 A3000 RMK AO2 P0001 |
| 02:53 MST |  Overcast Light Snow | -1°C / 30°F | -1°C / 30°F | 100% | 1016 mb (30 in) | NNE 11 kph (NNE 6.9 mph) | 1.27 mm (0.05 in) | 1SM |
| | KLVS 290953Z AUTO 02006KT 1SM -SN BR OVC002 M01/M01 A3000 RMK AO2 SLP120 P0005 T10111011 |
| 02:44 MST |  Overcast Light Snow | -1°C / 30°F | -1°C / 30°F | 100% | 1016 mb (30 in) | NE 9 kph (NE 5.8 mph) | 1.02 mm (0.04 in) | 1SM |
| | KLVS 290944Z AUTO 03005KT 1SM -SN BR BKN002 OVC008 M01/M01 A3000 RMK AO2 P0004 |
| 02:38 MST |  Overcast Light Snow | -1°C / 30°F | -2°C / 28°F | 93% | 1016 mb (30 in) | NE 9 kph (NE 5.8 mph) | 0.76 mm (0.03 in) | 3/4SM |
| | KLVS 290938Z AUTO 04005KT 3/4SM -SN BR BKN004 OVC008 M01/M02 A3000 RMK AO2 P0003 |
| 02:25 MST |  Overcast Light Snow | -1°C / 30°F | -1°C / 30°F | 100% | 1016 mb (30 in) | NE 9 kph (NE 5.8 mph) | 0.51 mm (0.02 in) | 1SM |
| | KLVS 290925Z AUTO 05005KT 1SM -SN BR FEW003 OVC009 M01/M01 A3000 RMK AO2 P0002 |
| 02:08 MST |  Overcast Light Snow | -1°C / 30°F | -2°C / 28°F | 93% | 1016 mb (30 in) | NE 9 kph (NE 5.8 mph) | 0.00 mm (0.00 in) | 1 3/4SM |
| | KLVS 290908Z AUTO 05005KT 1 3/4SM -SN BR FEW003 OVC011 M01/M02 A3000 RMK AO2 P0000 |
| 01:53 MST |  Overcast Light Snow | -1°C / 30°F | -1°C / 30°F | 100% | 1016 mb (30 in) | NE 11 kph (NE 6.9 mph) | 0.76 mm (0.03 in) | 2SM |
| | KLVS 290853Z AUTO 05006KT 2SM -SN BR FEW001 SCT005 OVC011 M01/M01 A3000 RMK AO2 SLP118 P0003 60006 T10111011 53001 |
| 01:45 MST |  Overcast Light Snow | -1°C / 30°F | -1°C / 30°F | 100% | 1016 mb (30 in) | NE 11 kph (NE 6.9 mph) | 0.76 mm (0.03 in) | 2SM |
| | KLVS 290845Z AUTO 05006KT 2SM -SN BR SCT003 BKN011 OVC018 M01/M01 A3000 RMK AO2 P0003 |
| 01:32 MST |  Overcast Light Snow | -1°C / 30°F | -1°C / 30°F | 100% | 1016 mb (30 in) | NE 15 kph (NE 9.2 mph) | 0.51 mm (0.02 in) | 1 3/4SM |
| | KLVS 290832Z AUTO 03008KT 1 3/4SM -SN BR SCT003 OVC007 M01/M01 A2999 RMK AO2 P0002 |
| 01:25 MST |  Overcast Light Snow | -1°C / 30°F | -2°C / 28°F | 93% | 1016 mb (30 in) | NE 11 kph (NE 6.9 mph) | 0.51 mm (0.02 in) | 1 1/4SM |
| | KLVS 290825Z AUTO 03006KT 1 1/4SM -SN BR FEW003 OVC010 M01/M02 A2999 RMK AO2 P0002 |
| 01:21 MST |  Overcast Light Snow | -1°C / 30°F | -2°C / 28°F | 93% | 1016 mb (30 in) | NNE 13 kph (NNE 8.1 mph) | 0.51 mm (0.02 in) | 1SM |
| | KLVS 290821Z AUTO 02007KT 1SM -SN BR BKN004 OVC010 M01/M02 A2999 RMK AO2 P0002 |
| 01:12 MST |  Overcast Light Snow | -1°C / 30°F | -2°C / 28°F | 93% | 1016 mb (30 in) | NNE 15 kph (NNE 9.2 mph) | 0.25 mm (0.01 in) | 3/4SM |
| | KLVS 290812Z AUTO 02008KT 3/4SM -SN BR OVC006 M01/M02 A3000 RMK AO2 P0001 |
| 01:03 MST |  Overcast Light Snow | -1°C / 30°F | -2°C / 28°F | 93% | 1016 mb (30 in) | NNE 17 kph (NNE 10.4 mph) | 0.00 mm (0.00 in) | 1SM |
| | KLVS 290803Z AUTO 02009KT 1SM -SN BR BKN008 OVC014 M01/M02 A2999 RMK AO2 P0000 |
| 00:53 MST |  Overcast Light Snow | -1°C / 30°F | -2°C / 28°F | 93% | 1015 mb (29.97 in) | NE 24 kph (NE 15 mph) | 0.25 mm (0.01 in) | 1 3/4SM |
| | KLVS 290753Z AUTO 03013KT 1 3/4SM -SN BR OVC010 M01/M02 A2998 RMK AO2 SLP108 P0001 T10061022 |
| 00:45 MST |  Overcast Light Snow | -1°C / 30°F | -3°C / 27°F | 86% | 1015 mb (29.97 in) | NE 22 kph (NE 13.8 mph) | 0.25 mm (0.01 in) | 2SM |
| | KLVS 290745Z AUTO 03012KT 2SM -SN BR OVC012 M01/M03 A2998 RMK AO2 P0001 |
| 00:17 MST |  Overcast Light Snow | -1°C / 30°F | -2°C / 28°F | 93% | 1016 mb (30 in) | NE 19 kph (NE 11.5 mph) | 0.25 mm (0.01 in) | 3SM |
| | KLVS 290717Z AUTO 04010KT 3SM -SN BR OVC014 M01/M02 A2999 RMK AO2 P0001 |
| 00:04 MST |  Overcast Light Snow | -1°C / 30°F | -1°C / 30°F | 100% | 1015 mb (29.97 in) | NE 17 kph (NE 10.4 mph) | 0.00 mm (0.00 in) | 1 3/4SM |
| | KLVS 290704Z AUTO 04009KT 1 3/4SM -SN BR OVC012 M01/M01 A2998 RMK AO2 P0000 |