| 09:55 MST |  Overcast Light Snow | -2°C / 28°F | -2°C / 28°F | 100% | 1009 mb (29.8 in) | NW 33 kph (NW 20.7 mph) | 0.00 mm (0.00 in) | 2SM |
| | KMUO 221655Z 31018KT 2SM -SN BR OVC020 M02/M02 A2980 RMK AO2A SLP108 P0000 4/002 T1017 |
| 08:55 MST |  Overcast Light Snow | -2°C / 28°F | N/A | N/A | 1009 mb (29.8 in) | NW 35 kph (NW 21.9 mph) | 0.00 mm (0.00 in) | 1SM |
| | KMUO 221555Z 31019KT 1SM R30/5000FT -SN BR OVC017 M02/ A2979 RMK AO2A PK WND 31026/1521 VIS 1/2 RWY12 SLP105 P0000 T1018 |
| 08:20 MST |  Overcast Light Snow | -2°C / 28°F | N/A | N/A | 1008 mb (29.77 in) | NW 35 kph (NW 21.9 mph) | - | 3/4SM |
| | KMUO 221520Z 31019G26KT 3/4SM R30/5000FT -SN BR OVC012 M02/ A2978 RMK AO2A PK WND 31026/1505 SLP101 |
| 07:55 MST |  Overcast Unknown Precip | -2°C / 28°F | -2°C / 28°F | 100% | 1008 mb (29.77 in) | NW 33 kph (NW 20.7 mph) | 0.00 mm (0.00 in) | 3/4SM |
| | KMUO 221455Z 31018G26KT 3/4SM UP OVC014 M02/M02 A2978 RMK AO2A PK WND 31029/1406 SLP099 P0000 60000 T1015 53018 |
| 07:22 MST |  Overcast Light Snow | -1°C / 30°F | -1°C / 30°F | 100% | 1008 mb (29.77 in) | NW 39 kph (NW 24.2 mph) | - | 1SM |
| | KMUO 221422Z COR 31021G29KT 1SM -SN BR OVC015 M01/M01 A2976 RMK AO2A SLP094 COR 1424 |
| 06:58 MST |  Overcast Unknown Precip | -1°C / 30°F | -1°C / 30°F | 100% | 1008 mb (29.77 in) | NW 39 kph (NW 24.2 mph) | - | 1 1/4SM |
| | KMUO 221358Z 31021KT 1 1/4SM UP BR OVC023 M01/M01 A2976 RMK AO2A PK WND 31028/1351 UPB1352SNE1352 SLP092 $ |
| 06:55 MST |  Overcast Light Snow | -1°C / 30°F | -1°C / 30°F | 100% | 1007 mb (29.74 in) | NW 43 kph (NW 26.5 mph) | 0.00 mm (0.00 in) | 1SM |
| | KMUO 221355Z 31023G31KT 1SM -SN BR OVC023 M01/M01 A2975 RMK AO2A PK WND 32031/1344 VIS 1/2 RWY12 SLP089 P0000 T10111011 |
| 06:16 MST |  Overcast Unknown Precip | -1°C / 30°F | N/A | N/A | 1007 mb (29.74 in) | NW 37 kph (NW 23 mph) | - | 3SM |
| | KMUO 221316Z 30020G26KT 3SM UP OVC018 M01/ A2974 RMK AO2A PK WND 30026/1306 UPB1312SNE1312 SLP083 $ |
| 05:55 MST |  Overcast Light Snow | 0°C / 32°F | N/A | N/A | 1007 mb (29.74 in) | NW 35 kph (NW 21.9 mph) | 0.00 mm (0.00 in) | 3SM |
| | KMUO 221255Z 30019KT 3SM -SN OVC024 M00/ A2973 RMK AO2A PK WND 31026/1156 SLP079 P0000 T1005 $ |
| 05:07 MST |  Overcast Light Snow | 0°C / 32°F | N/A | N/A | 1006 mb (29.71 in) | NW 35 kph (NW 21.9 mph) | - | 1 1/2SM |
| | KMUO 221207Z 30019G26KT 1 1/2SM -SN OVC011 M00/ A2972 RMK AO2A PK WND 31026/1156 SLP077 $ |
| 04:55 MST |  Overcast Light Snow | 0°C / 32°F | N/A | N/A | 1006 mb (29.71 in) | NW 39 kph (NW 24.2 mph) | 0.00 mm (0.00 in) | 1 1/4SM |
| | KMUO 221155Z 30021G27KT 1 1/4SM -SN OVC006 00/ A2972 RMK AO2A PK WND 30027/1148 SNB1057RAE1057 SLP077 P0000 60007 70007 T0001 10035 20001 51014 $ |
| 04:28 MST |  Overcast Light Snow | 0°C / 32°F | N/A | N/A | 1006 mb (29.71 in) | NW 30 kph (NW 18.4 mph) | - | 2SM |
| | KMUO 221128Z 31016G23KT 2SM -SN BKN003 OVC013 00/ A2972 RMK AO2A VIS 1 3/4 RWY30 SNB1057RAE1057 SLP075 $ |
| 04:13 MST |  Overcast Light Snow | 1°C / 34°F | N/A | N/A | 1006 mb (29.71 in) | NW 32 kph (NW 19.6 mph) | - | 2 1/2SM |
| | KMUO 221113Z 31017G24KT 2 1/2SM -SN OVC004 01/ A2972 RMK AO2A SNB1057RAE1057 SLP073 $ |
| 03:57 MST |  Overcast Light Snow | 1°C / 34°F | N/A | N/A | 1006 mb (29.71 in) | NW 35 kph (NW 21.9 mph) | - | 10SM |
| | KMUO 221057Z 31019G23KT 10SM -SN OVC006 01/ A2971 RMK AO2A SNB1057RAE1057 SLP072 $ |
| 03:55 MST |  Overcast Light Rain | 2°C / 36°F | N/A | N/A | 1006 mb (29.71 in) | NW 28 kph (NW 17.3 mph) | 0.51 mm (0.02 in) | 10SM |
| | KMUO 221055Z 30015G22KT 10SM -RA OVC007 02/ A2971 RMK AO2A SLP069 P0002 T0016 $ |
| 03:35 MST |  Overcast Light Rain | 2°C / 36°F | N/A | N/A | 1006 mb (29.71 in) | NNW 15 kph (NNW 9.2 mph) | - | 9SM |
| | KMUO 221035Z 33008KT 9SM -RA OVC014 02/ A2970 RMK AO2A SLP066 $ |
| 02:55 MST |  Overcast Light Rain | 3°C / 37°F | N/A | N/A | 1005 mb (29.68 in) | NNW 11 kph (NNW 6.9 mph) | 0.51 mm (0.02 in) | 10SM |
| | KMUO 220955Z 33006KT 10SM -RA OVC020 03/ A2969 RMK AO2A SLP063 P0002 T0026 $ |
| 02:34 MST |  Overcast Light Rain | 3°C / 37°F | N/A | N/A | 1005 mb (29.68 in) | NW 11 kph (NW 6.9 mph) | - | 9SM |
| | KMUO 220934Z 30006KT 9SM -RA OVC015 03/ A2969 RMK AO2A UPB0906E0907RAB0911DZE0911 CIG 008 RWY30 SLP063 $ |
| 02:14 MST |  Overcast Light Rain | 3°C / 37°F | N/A | N/A | 1005 mb (29.68 in) | SSW 13 kph (SSW 8.1 mph) | - | 10SM |
| | KMUO 220914Z 26007KT 10SM -RA FEW005 OVC021 03/ A2969 RMK AO2A UPB0906E0907RAB0911DZE0911 CIG 015 RWY30 SLP061 $ |
| 02:03 MST |  Overcast | 3°C / 37°F | N/A | N/A | 1005 mb (29.68 in) | Calm | - | 10SM |
| | KMUO 220903Z 00000KT 10SM OVC023 03/ A2968 RMK AO2A DZE0903 SLP059 $ |
| 01:55 MST |  Overcast Drizzle | 3°C / 37°F | N/A | N/A | 1005 mb (29.68 in) | ESE 7 kph (ESE 4.6 mph) | 0.51 mm (0.02 in) | 10SM |
| | KMUO 220855Z 11004KT 10SM -DZ FEW017 OVC028 03/ A2967 RMK AO2A SLP057 P0002 60003 T0034 58002 $ |
| 01:30 MST |  Overcast Light Rain | 3°C / 37°F | 3°C / 37°F | 100% | 1005 mb (29.68 in) | Calm | - | 10SM |
| | KMUO 220830Z 00000KT 10SM -RA OVC031 03/03 A2968 RMK AO2A SLP057 $ |
| 00:55 MST |  Overcast Light Rain | 3°C / 37°F | 3°C / 37°F | 100% | 1005 mb (29.68 in) | Variable 6 kph (Variable 3.5 mph) | 0.25 mm (0.01 in) | 10SM |
| | KMUO 220755Z VRB03KT 10SM -RA OVC022 03/03 A2969 RMK AO2A RAB0729DZB0727E0729 SLP061 P0001 T00290029 $ |
| 00:37 MST |  Overcast Light Rain | 3°C / 37°F | 3°C / 37°F | 100% | 1005 mb (29.68 in) | ESE 13 kph (ESE 8.1 mph) | - | 10SM |
| | KMUO 220737Z 11007KT 10SM -RA OVC027 03/03 A2969 RMK AO2A RAB0729DZB0727E0729 SLP063 $ |
| 00:27 MST |  Overcast Light Rain | 3°C / 37°F | 3°C / 37°F | 100% | 1005 mb (29.68 in) | ESE 19 kph (ESE 11.5 mph) | - | 10SM |
| | KMUO 220727Z 11010KT 10SM -RA FEW015 OVC040 03/03 A2969 RMK AO2A RAB0727 SLP063 $ |