| 22:53 MST |  Overcast | -7°C / 19°F | -11°C / 12°F | 73% | 1012 mb (29.88 in) | SW 11 kph (SW 6.9 mph) | 0.25 mm (0.01 in) | 10SM |
| | KTWF 060553Z AUTO 21006KT 10SM OVC060 M07/M11 A2987 RMK AO2 SNE16 SLP141 P0001 60003 T10721106 11061 21106 54000 |
| 22:19 MST |  Overcast | -7°C / 19°F | -10°C / 14°F | 79% | 1012 mb (29.88 in) | SSW 15 kph (SSW 9.2 mph) | 0.25 mm (0.01 in) | 7SM |
| | KTWF 060519Z AUTO 25008KT 7SM FEW006 SCT035 OVC065 M07/M10 A2987 RMK AO2 SNE16 P0001 |
| 22:12 MST |  Overcast Light Snow | -7°C / 19°F | -9°C / 16°F | 86% | 1012 mb (29.88 in) | SSW 13 kph (SSW 8.1 mph) | 0.25 mm (0.01 in) | 2SM |
| | KTWF 060512Z AUTO 25007KT 2SM -SN SCT006 OVC065 M07/M09 A2987 RMK AO2 P0001 |
| 22:05 MST |  Overcast Snow | -7°C / 19°F | -9°C / 16°F | 86% | 1012 mb (29.88 in) | SSE 13 kph (SSE 8.1 mph) | 0.25 mm (0.01 in) | 1/2SM |
| | KTWF 060505Z AUTO 20007KT 1/2SM SN BKN007 OVC065 M07/M09 A2987 RMK AO2 P0001 |
| 21:53 MST |  Overcast Heavy Snow | -7°C / 19°F | -9°C / 16°F | 86% | 1012 mb (29.88 in) | S 17 kph (S 10.4 mph) | 0.51 mm (0.02 in) | 1/4SM |
| | KTWF 060453Z AUTO 19009KT 1/4SM +SN BKN004 OVC010 M07/M09 A2987 RMK AO2 SLP138 P0002 T10671094 |
| 21:48 MST |  Obscured Heavy Snow | -7°C / 19°F | -9°C / 16°F | 86% | 1012 mb (29.88 in) | SE 11 kph (SE 6.9 mph) | 0.51 mm (0.02 in) | 1/4SM |
| | KTWF 060448Z AUTO 14006KT 1/4SM +SN VV005 M07/M09 A2987 RMK AO2 P0002 |
| 21:41 MST |  Obscured Snow | -7°C / 19°F | -9°C / 16°F | 86% | 1012 mb (29.88 in) | SE 6 kph (SE 3.5 mph) | 0.25 mm (0.01 in) | 1/2SM |
| | KTWF 060441Z AUTO 14003KT 1/2SM SN VV009 M07/M09 A2988 RMK AO2 P0001 |
| 21:27 MST |  Overcast Light Snow | -7°C / 19°F | -10°C / 14°F | 79% | 1012 mb (29.88 in) | S 6 kph (S 3.5 mph) | 0.00 mm (0.00 in) | 1 1/2SM |
| | KTWF 060427Z AUTO 17003KT 1 1/2SM -SN BKN013 OVC025 M07/M10 A2987 RMK AO2 P0000 |
| 21:19 MST |  Obscured Light Snow | -7°C / 19°F | -10°C / 14°F | 79% | 1012 mb (29.88 in) | S 9 kph (S 5.8 mph) | 0.00 mm (0.00 in) | 3/4SM |
| | KTWF 060419Z AUTO 17005KT 3/4SM -SN VV014 M07/M10 A2987 RMK AO2 P0000 |
| 21:12 MST |  Overcast Snow | -7°C / 19°F | -9°C / 16°F | 86% | 1012 mb (29.88 in) | S 9 kph (S 5.8 mph) | 0.00 mm (0.00 in) | 1/2SM |
| | KTWF 060412Z AUTO 17005KT 1/2SM SN BKN009 OVC018 M07/M09 A2987 RMK AO2 P0000 |
| 21:05 MST |  Overcast Light Snow | -7°C / 19°F | -9°C / 16°F | 86% | 1012 mb (29.88 in) | S 7 kph (S 4.6 mph) | 0.00 mm (0.00 in) | 1SM |
| | KTWF 060405Z AUTO 18004KT 1SM -SN BKN009 OVC018 M07/M09 A2987 RMK AO2 P0000 |
| 20:53 MST |  Overcast Light Snow | -6°C / 21°F | -9°C / 16°F | 80% | 1012 mb (29.88 in) | S 9 kph (S 5.8 mph) | 0.00 mm (0.00 in) | 1 1/4SM |
| | KTWF 060353Z AUTO 19005KT 1 1/4SM -SN BKN020 OVC027 M06/M09 A2987 RMK AO2 SNB0257 SLP141 P0000 T10611094 |
| 20:45 MST |  Overcast Light Snow | -6°C / 21°F | -9°C / 16°F | 80% | 1012 mb (29.88 in) | SSE 9 kph (SSE 5.8 mph) | 0.00 mm (0.00 in) | 3/4SM |
| | KTWF 060345Z 20005KT 3/4SM -SN BKN022 BKN027 OVC036 M06/M09 A2987 RMK AO2 SNB0257 P0000 |
| 20:33 MST |  Overcast Light Snow | -6°C / 21°F | -9°C / 16°F | 80% | 1012 mb (29.88 in) | S 9 kph (S 5.8 mph) | 0.00 mm (0.00 in) | 1 3/4SM |
| | KTWF 060333Z 19005KT 1 3/4SM -SN BKN028 OVC038 M06/M09 A2987 RMK AO2 SNB0257 P0000 |
| 20:13 MST |  Overcast Light Snow | -7°C / 19°F | -9°C / 16°F | 86% | 1012 mb (29.88 in) | S 7 kph (S 4.6 mph) | 0.00 mm (0.00 in) | 3SM |
| | KTWF 060313Z 17004KT 3SM -SN SCT032 OVC040 M07/M09 A2987 RMK AO2 SNB0257 P0000 |
| 20:02 MST |  Overcast Light Snow | -7°C / 19°F | -9°C / 16°F | 86% | 1012 mb (29.88 in) | S 7 kph (S 4.6 mph) | 0.00 mm (0.00 in) | 1 3/4SM |
| | KTWF 060302Z 18004KT 1 3/4SM -SN OVC036 M07/M09 A2987 RMK AO2 SNB0257 P0000 |
| 19:53 MST |  Overcast Hazy | -7°C / 19°F | -9°C / 16°F | 86% | 1012 mb (29.88 in) | S 9 kph (S 5.8 mph) | - | 6SM |
| | KTWF 060253Z 19005KT 6SM HZ BKN036 OVC044 M07/M09 A2988 RMK AO2 SLP143 60000 T10671094 56006 |
| 18:53 MST |  Overcast Hazy | -7°C / 19°F | -10°C / 14°F | 79% | 1012 mb (29.88 in) | SSE 11 kph (SSE 6.9 mph) | 0.00 mm (0.00 in) | 4SM |
| | KTWF 060153Z 16006KT 4SM HZ SCT032 BKN046 OVC065 M07/M10 A2988 RMK AO2 SNB38E49 SLP143 P0000 T10671100 |
| 17:53 MST |  Overcast | -8°C / 18°F | -11°C / 12°F | 79% | 1013 mb (29.91 in) | SSE 6 kph (SSE 3.5 mph) | - | 8SM |
| | KTWF 060053Z 20003KT 8SM BKN046 BKN055 OVC070 M08/M11 A2990 RMK AO2 SLP150 T10781106 |
| 16:53 MST |  Clear | -8°C / 18°F | -10°C / 14°F | 86% | 1013 mb (29.91 in) | Calm | - | 9SM |
| | KTWF 052353Z 00000KT 9SM CLR M08/M10 A2990 RMK AO2 SLP149 60001 T10781100 11044 21078 55002 |
| 16:06 MST |  Partly Cloudy | -6°C / 21°F | -9°C / 16°F | 80% | 1012 mb (29.88 in) | W 13 kph (W 8.1 mph) | - | 10SM |
| | KTWF 052306Z 27007KT 10SM SCT012 M06/M09 A2989 RMK AO2 |
| 15:53 MST |  Mostly Cloudy | -6°C / 21°F | -9°C / 16°F | 80% | 1012 mb (29.88 in) | W 17 kph (W 10.4 mph) | - | 10SM |
| | KTWF 052253Z 27009KT 10SM BKN012 M06/M09 A2989 RMK AO2 SLP143 T10561094 |
| 15:27 MST |  Mostly Cloudy | -5°C / 23°F | -9°C / 16°F | 74% | 1013 mb (29.91 in) | WNW 17 kph (WNW 10.4 mph) | - | 10SM |
| | KTWF 052227Z 29009KT 10SM BKN012 M05/M09 A2990 RMK AO2 |
| 15:01 MST |  Partly Cloudy | -5°C / 23°F | -9°C / 16°F | 74% | 1013 mb (29.91 in) | W 17 kph (W 10.4 mph) | - | 10SM |
| | KTWF 052201Z 27009KT 10SM SCT012 SCT017 M05/M09 A2990 RMK AO2 |
| 14:53 MST |  Mostly Cloudy | -5°C / 23°F | -9°C / 16°F | 74% | 1013 mb (29.91 in) | W 20 kph (W 12.7 mph) | - | 9SM |
| | KTWF 052153Z 27011KT 9SM BKN010 M05/M09 A2990 RMK AO2 SLP144 T10501089 |
| 13:53 MST |  Overcast | -6°C / 21°F | -9°C / 16°F | 80% | 1013 mb (29.91 in) | W 19 kph (W 11.5 mph) | 0.00 mm (0.00 in) | 8SM |
| | KTWF 052053Z 27010KT 8SM BKN010 OVC013 M06/M09 A2991 RMK AO2 SNE1958 CIG 007V012 SLP146 P0000 60001 T10561089 58003 |
| 13:46 MST |  Mostly Cloudy | -6°C / 21°F | -9°C / 16°F | 80% | 1013 mb (29.91 in) | W 15 kph (W 9.2 mph) | 0.00 mm (0.00 in) | 8SM |
| | KTWF 052046Z 27008KT 8SM BKN010 M06/M09 A2991 RMK AO2 SNE1958 P0000 |
| 13:32 MST |  Overcast | -6°C / 21°F | -9°C / 16°F | 80% | 1013 mb (29.91 in) | W 15 kph (W 9.2 mph) | 0.00 mm (0.00 in) | 8SM |
| | KTWF 052032Z 27008KT 8SM OVC008 M06/M09 A2991 RMK AO2 SNE1958 CIG 008V012 P0000 |
| 13:25 MST |  Mostly Cloudy | -6°C / 21°F | -9°C / 16°F | 80% | 1013 mb (29.91 in) | W 15 kph (W 9.2 mph) | 0.00 mm (0.00 in) | 8SM |
| | KTWF 052025Z 28008KT 8SM BKN010 M06/M09 A2991 RMK AO2 SNE1958 CIG 008V013 P0000 |
| 13:08 MST |  Mostly Cloudy Hazy | -5°C / 23°F | -9°C / 16°F | 74% | 1013 mb (29.91 in) | SSW 17 kph (SSW 10.4 mph) | 0.00 mm (0.00 in) | 5SM |
| | KTWF 052008Z 26009KT 5SM HZ BKN008 BKN011 M05/M09 A2991 RMK AO2 SNE1958 P0000 |
| 13:00 MST |  Mostly Cloudy Hazy | -6°C / 21°F | -9°C / 16°F | 80% | 1013 mb (29.91 in) | SSW 17 kph (SSW 10.4 mph) | 0.00 mm (0.00 in) | 2SM |
| | KTWF 052000Z 26009KT 2SM HZ BKN011 M06/M09 A2992 RMK AO2 SNE1958 P0000 |
| 12:53 MST |  Overcast Light Snow | -6°C / 21°F | -9°C / 16°F | 80% | 1013 mb (29.91 in) | W 19 kph (W 11.5 mph) | 0.00 mm (0.00 in) | 1 1/4SM |
| | KTWF 051953Z 27010KT 1 1/4SM -SN OVC009 M06/M09 A2991 RMK AO2 SLP151 P0000 T10561094 |
| 12:50 MST |  Overcast Light Snow | -6°C / 21°F | -9°C / 16°F | 80% | 1013 mb (29.91 in) | WNW 17 kph (WNW 10.4 mph) | 0.00 mm (0.00 in) | 1 1/4SM |
| | KTWF 051950Z 29009KT 1 1/4SM -SN OVC009 M06/M09 A2991 RMK AO2 P0000 |
| 12:42 MST |  Overcast Light Snow | -6°C / 21°F | -9°C / 16°F | 80% | 1013 mb (29.91 in) | WNW 15 kph (WNW 9.2 mph) | 0.00 mm (0.00 in) | 3/4SM |
| | KTWF 051942Z 29008KT 3/4SM -SN OVC009 M06/M09 A2991 RMK AO2 P0000 |
| 12:12 MST |  Overcast Light Snow | -6°C / 21°F | -9°C / 16°F | 80% | 1013 mb (29.91 in) | W 15 kph (W 9.2 mph) | 0.00 mm (0.00 in) | 3/4SM |
| | KTWF 051912Z 28008KT 3/4SM -SN FEW010 OVC014 M06/M09 A2991 RMK AO2 P0000 |
| 11:53 MST |  Overcast Snow | -6°C / 21°F | -9°C / 16°F | 80% | 1013 mb (29.91 in) | W 17 kph (W 10.4 mph) | 0.25 mm (0.01 in) | 1/2SM |
| | KTWF 051853Z 28009KT 1/2SM SN BKN007 OVC012 M06/M09 A2992 RMK AO2 SLP156 P0001 T10611094 |
| 11:32 MST |  Overcast Snow | -6°C / 21°F | -9°C / 16°F | 80% | 1013 mb (29.91 in) | W 13 kph (W 8.1 mph) | 0.25 mm (0.01 in) | 1/2SM |
| | KTWF 051832Z 28007KT 1/2SM SN BKN006 OVC016 M06/M09 A2992 RMK AO2 P0001 |
| 11:13 MST |  Overcast Heavy Snow | -6°C / 21°F | -9°C / 16°F | 80% | 1013 mb (29.91 in) | W 15 kph (W 9.2 mph) | 0.00 mm (0.00 in) | 1/4SM |
| | KTWF 051813Z 28008KT 1/4SM +SN BKN008 OVC014 M06/M09 A2992 RMK AO2 P0000 |
| 11:06 MST |  Overcast Heavy Snow | -7°C / 19°F | -10°C / 14°F | 79% | 1014 mb (29.94 in) | W 20 kph (W 12.7 mph) | 0.00 mm (0.00 in) | 1/4SM |
| | KTWF 051806Z 27011KT 1/4SM +SN SCT008 OVC016 M07/M10 A2993 RMK AO2 P0000 |
| 10:53 MST |  Overcast Heavy Snow | -6°C / 21°F | -9°C / 16°F | 80% | 1013 mb (29.91 in) | W 13 kph (W 8.1 mph) | 0.00 mm (0.00 in) | 1/4SM |
| | KTWF 051753Z 28007KT 1/4SM +SN BKN010 OVC014 M06/M09 A2992 RMK AO2 PK WND 27026/1658 SNB11 SLP156 P0000 60000 T10611094 11044 21072 53016 |
| 10:44 MST |  Overcast Heavy Snow | -7°C / 19°F | -9°C / 16°F | 86% | 1013 mb (29.91 in) | W 15 kph (W 9.2 mph) | 0.00 mm (0.00 in) | 1/4SM |
| | KTWF 051744Z 28008KT 1/4SM +SN SCT008 OVC014 M07/M09 A2992 RMK AO2 PK WND 27026/1658 SNB11 P0000 |
| 10:21 MST |  Overcast Heavy Snow | -7°C / 19°F | -11°C / 12°F | 73% | 1013 mb (29.91 in) | W 30 kph (W 18.4 mph) | 0.00 mm (0.00 in) | 1/4SM |
| | KTWF 051721Z 28016G22KT 1/4SM +SN BKN014 OVC050 M07/M11 A2991 RMK AO2 PK WND 27026/1658 SNB11 P0000 |
| 10:13 MST |  Overcast Light Snow | -6°C / 21°F | -11°C / 12°F | 68% | 1013 mb (29.91 in) | W 30 kph (W 18.4 mph) | 0.00 mm (0.00 in) | 3/4SM |
| | KTWF 051713Z 27016G24KT 3/4SM -SN SCT019 BKN024 OVC050 M06/M11 A2990 RMK AO2 PK WND 27026/1658 SNB11 P0000 |
| 10:10 MST |  Overcast Hazy | -6°C / 21°F | -12°C / 10°F | 63% | 1012 mb (29.88 in) | W 35 kph (W 21.9 mph) | - | 2SM |
| | KTWF 051710Z 27019G24KT 2SM HZ SCT019 BKN029 OVC050 M06/M12 A2989 RMK AO2 PK WND 27026/1658 |
| 09:53 MST |  Mostly Cloudy | -6°C / 21°F | -12°C / 10°F | 63% | 1012 mb (29.88 in) | SSW 37 kph (SSW 23 mph) | - | 10SM |
| | KTWF 051653Z 26020G26KT 10SM BKN019 M06/M12 A2989 RMK AO2 PK WND 26026/1653 SLP142 T10561117 |
| 08:53 MST |  Mostly Cloudy | -7°C / 19°F | -12°C / 10°F | 68% | 1013 mb (29.91 in) | SSW 20 kph (SSW 12.7 mph) | - | 10SM |
| | KTWF 051553Z 25011KT 10SM BKN021 BKN100 M07/M12 A2990 RMK AO2 SLP144 T10721122 |
| 07:53 MST |  Partly Cloudy | -7°C / 19°F | -12°C / 10°F | 68% | 1012 mb (29.88 in) | SSW 26 kph (SSW 16.1 mph) | - | 10SM |
| | KTWF 051453Z 26014KT 10SM FEW090 M07/M12 A2987 RMK AO2 SLP143 T10671122 51006 |
| 06:53 MST |  Partly Cloudy | -7°C / 19°F | -11°C / 12°F | 73% | 1012 mb (29.88 in) | SSW 28 kph (SSW 17.3 mph) | - | 10SM |
| | KTWF 051353Z 26015G21KT 10SM FEW021 M07/M11 A2987 RMK AO2 SLP141 T10671111 |
| 05:53 MST |  Partly Cloudy | -6°C / 21°F | -11°C / 12°F | 68% | 1011 mb (29.85 in) | SW 28 kph (SW 17.3 mph) | - | 10SM |
| | KTWF 051253Z 23015G19KT 10SM SCT100 M06/M11 A2986 RMK AO2 SLP136 T10611106 |
| 04:53 MST |  Overcast | -4°C / 25°F | -9°C / 16°F | 69% | 1011 mb (29.85 in) | SW 32 kph (SW 19.6 mph) | 0.00 mm (0.00 in) | 10SM |
| | KTWF 051153Z AUTO 22017G21KT 10SM BKN049 OVC090 M04/M09 A2985 RMK AO2 SNB06E27 SLP125 P0000 60000 T10441094 11039 21067 50000 |
| 03:53 MST |  Overcast | -4°C / 25°F | -11°C / 12°F | 59% | 1012 mb (29.88 in) | SSW 24 kph (SSW 15 mph) | - | 10SM |
| | KTWF 051053Z AUTO 24013G20KT 10SM BKN043 OVC055 M04/M11 A2988 RMK AO2 SLP120 T10441111 |
| 02:53 MST |  Overcast | -4°C / 25°F | -11°C / 12°F | 59% | 1011 mb (29.85 in) | SSW 28 kph (SSW 17.3 mph) | - | 10SM |
| | KTWF 050953Z AUTO 24015KT 10SM BKN070 OVC090 M04/M11 A2986 RMK AO2 SLP114 T10391111 |
| 01:53 MST |  Overcast | -4°C / 25°F | -12°C / 10°F | 54% | 1011 mb (29.85 in) | SSW 15 kph (SSW 9.2 mph) | - | 10SM |
| | KTWF 050853Z AUTO 25008KT 10SM SCT070 OVC090 M04/M12 A2985 RMK AO2 SLP112 T10391122 55003 |
| 00:53 MST |  Overcast | -4°C / 25°F | -13°C / 9°F | 50% | 1010 mb (29.83 in) | SSE 15 kph (SSE 9.2 mph) | - | 10SM |
| | KTWF 050753Z AUTO 20008KT 10SM OVC085 M04/M13 A2983 RMK AO2 SLP107 T10441128 |