| 15:58 MST |  Overcast | -4°C / 25°F | -6°C / 21°F | 86% | 1009 mb (29.8 in) | N 7 kph (N 4.6 mph) | - | 10SM |
| | KSLC 052258Z 36004KT 10SM SCT030 BKN037 OVC047 M04/M06 A2980 RMK AO2 |
| 15:53 MST |  Mostly Cloudy | -4°C / 25°F | -6°C / 21°F | 86% | 1009 mb (29.8 in) | N 7 kph (N 4.6 mph) | 0.00 mm (0.00 in) | 10SM |
| | KSLC 052253Z 36004KT 10SM BKN027 BKN037 BKN047 M04/M06 A2980 RMK AO2 SNE41 SLP125 P0000 T10441061 |
| 15:09 MST |  Overcast Light Snow | -4°C / 25°F | -6°C / 21°F | 86% | 1009 mb (29.8 in) | N 17 kph (N 10.4 mph) | 0.00 mm (0.00 in) | 4SM |
| | KSLC 052209Z 35009KT 4SM -SN BR FEW008 BKN017 OVC024 M04/M06 A2980 RMK AO2 P0000 |
| 14:53 MST |  Overcast Light Snow | -4°C / 25°F | -6°C / 21°F | 86% | 1009 mb (29.8 in) | NNW 22 kph (NNW 13.8 mph) | 0.25 mm (0.01 in) | 3SM |
| | KSLC 052153Z 34012KT 3SM -SN BR BKN010 OVC015 M04/M06 A2980 RMK AO2 SFC VIS 5 CIG 007V012 SLP122 P0001 T10391056 |
| 14:45 MST |  Overcast Light Snow | -4°C / 25°F | -6°C / 21°F | 86% | 1009 mb (29.8 in) | N 17 kph (N 10.4 mph) | 0.25 mm (0.01 in) | 3SM |
| | KSLC 052145Z 35009KT 3SM -SN BR BKN010 OVC015 M04/M06 A2980 RMK AO2 CIG 007V012 P0001 |
| 14:22 MST |  Overcast Light Snow | -4°C / 25°F | -6°C / 21°F | 86% | 1009 mb (29.8 in) | N 13 kph (N 8.1 mph) | 0.25 mm (0.01 in) | 2SM |
| | KSLC 052122Z 35007KT 2SM -SN BR BKN010 OVC013 M04/M06 A2980 RMK AO2 P0001 |
| 14:10 MST |  Overcast Light Snow | -4°C / 25°F | -5°C / 23°F | 93% | 1009 mb (29.8 in) | NNW 7 kph (NNW 4.6 mph) | 0.00 mm (0.00 in) | 3/4SM |
| | KSLC 052110Z 34004KT 3/4SM -SN BR BKN010 OVC013 M04/M05 A2980 RMK AO2 TWR VIS 1 P0000 RVRNO |
| 13:53 MST |  Overcast Snow | -4°C / 25°F | -5°C / 23°F | 93% | 1009 mb (29.8 in) | NNW 13 kph (NNW 8.1 mph) | 0.25 mm (0.01 in) | 1/2SM |
| | KSLC 052053Z 33007KT 1/2SM SN FZFG BKN008 BKN016 OVC023 M04/M05 A2980 RMK AO2 TWR VIS 1 SLP120 P0001 60003 T10391050 55007 RVRNO |
| 13:41 MST |  Overcast Snow | -4°C / 25°F | -5°C / 23°F | 93% | 1009 mb (29.8 in) | NW 17 kph (NW 10.4 mph) | 0.25 mm (0.01 in) | 1/2SM |
| | KSLC 052041Z 30009KT 1/2SM SN FZFG FEW008 BKN012 OVC023 M04/M05 A2981 RMK AO2 TWR VIS 2 P0001 RVRNO |
| 13:33 MST |  Overcast Light Snow | -3°C / 27°F | -6°C / 21°F | 80% | 1009 mb (29.8 in) | NW 19 kph (NW 11.5 mph) | 0.00 mm (0.00 in) | 1SM |
| | KSLC 052033Z 32010KT 1SM -SN BR FEW008 BKN012 OVC027 M03/M06 A2980 RMK AO2 TWR VIS 2 P0000 RVRNO |
| 13:26 MST |  Overcast Light Snow | -3°C / 27°F | -5°C / 23°F | 86% | 1009 mb (29.8 in) | NNW 20 kph (NNW 12.7 mph) | 0.00 mm (0.00 in) | 1 3/4SM |
| | KSLC 052026Z 34011KT 1 3/4SM -SN BR BKN009 BKN013 OVC033 M03/M05 A2980 RMK AO2 TWR VIS 2 P0000 |
| 13:17 MST |  Overcast Light Snow | -3°C / 27°F | -5°C / 23°F | 86% | 1009 mb (29.8 in) | NNW 17 kph (NNW 10.4 mph) | 0.00 mm (0.00 in) | 2SM |
| | KSLC 052017Z 34009KT 2SM -SN BR SCT009 BKN013 OVC033 M03/M05 A2980 RMK AO2 P0000 |
| 13:03 MST |  Overcast Light Snow | -3°C / 27°F | -5°C / 23°F | 86% | 1009 mb (29.8 in) | NNW 22 kph (NNW 13.8 mph) | 0.00 mm (0.00 in) | 1SM |
| | KSLC 052003Z 33012KT 1SM -SN BR BKN008 OVC013 M03/M05 A2980 RMK AO2 SFC VIS 1 1/2 P0000 |
| 12:53 MST |  Overcast Light Snow | -3°C / 27°F | -4°C / 25°F | 93% | 1009 mb (29.8 in) | N 11 kph (N 6.9 mph) | 0.25 mm (0.01 in) | 1SM |
| | KSLC 051953Z 35006KT 1SM -SN BR SCT008 BKN014 OVC027 M03/M04 A2980 RMK AO2 SFC VIS 1 1/2 SLP118 P0001 T10281044 |
| 12:25 MST |  Overcast Light Snow | -2°C / 28°F | -4°C / 25°F | 86% | 1009 mb (29.8 in) | N 11 kph (N 6.9 mph) | 0.25 mm (0.01 in) | 1SM |
| | KSLC 051925Z 01006KT 1SM -SN BR FEW006 BKN015 OVC023 M02/M04 A2980 RMK AO2 P0001 RVRNO |
| 12:21 MST |  Overcast Light Snow | -2°C / 28°F | -4°C / 25°F | 86% | 1009 mb (29.8 in) | NE 9 kph (NE 5.8 mph) | 0.25 mm (0.01 in) | 1SM |
| | KSLC 051921Z 03005KT 1SM -SN BR BKN012 OVC023 M02/M04 A2980 RMK AO2 P0001 RVRNO |
| 11:53 MST |  Overcast Light Snow | -3°C / 27°F | -4°C / 25°F | 93% | 1009 mb (29.8 in) | N 9 kph (N 5.8 mph) | 0.25 mm (0.01 in) | 3/4SM |
| | KSLC 051853Z 36005KT 3/4SM -SN BR BKN007 OVC014 M03/M04 A2981 RMK AO2 TWR VIS 1 SLP119 P0001 T10281044 RVRNO |
| 11:29 MST |  Overcast Light Snow | -3°C / 27°F | -4°C / 25°F | 93% | 1010 mb (29.83 in) | N 11 kph (N 6.9 mph) | 0.00 mm (0.00 in) | 1SM |
| | KSLC 051829Z 35006KT 1SM -SN BR BKN007 BKN014 OVC030 M03/M04 A2982 RMK AO2 P0000 RVRNO |
| 11:15 MST |  Overcast Light Snow | -3°C / 27°F | -4°C / 25°F | 93% | 1010 mb (29.83 in) | N 11 kph (N 6.9 mph) | 0.00 mm (0.00 in) | 1SM |
| | KSLC 051815Z 01006KT 1SM -SN BR FEW007 BKN019 OVC030 M03/M04 A2982 RMK AO2 SFC VIS 1 1/4 CIG 013 NW RNWY P0000 |
| 10:53 MST |  Overcast Light Snow | -3°C / 27°F | -4°C / 25°F | 93% | 1010 mb (29.83 in) | N 19 kph (N 11.5 mph) | 0.25 mm (0.01 in) | 1SM |
| | KSLC 051753Z 35010KT 1SM -SN BR SCT009 BKN030 OVC047 M03/M04 A2983 RMK AO2 SNB18 CIG 008 NW RNWY SLP126 P0001 60001 T10281044 11028 21094 50006 RVRNO |
| 10:49 MST |  Overcast Light Snow | -3°C / 27°F | -4°C / 25°F | 93% | 1010 mb (29.83 in) | NNW 20 kph (NNW 12.7 mph) | 0.00 mm (0.00 in) | 1SM |
| | KSLC 051749Z 34011KT 1SM -SN BR SCT007 BKN028 OVC047 M03/M04 A2983 RMK AO2 SNB18 CIG 008 NW RNWY P0000 RVRNO |
| 10:39 MST |  Overcast Light Snow | -3°C / 27°F | -4°C / 25°F | 93% | 1010 mb (29.83 in) | NNW 22 kph (NNW 13.8 mph) | 0.00 mm (0.00 in) | 3/4SM |
| | KSLC 051739Z 34012KT 3/4SM -SN BR BKN007 BKN015 OVC047 M03/M04 A2983 RMK AO2 TWR VIS 1 SNB18 P0000 RVRNO |
| 10:33 MST |  Overcast Light Snow | -3°C / 27°F | -5°C / 23°F | 86% | 1010 mb (29.83 in) | NNW 26 kph (NNW 16.1 mph) | 0.00 mm (0.00 in) | 1SM |
| | KSLC 051733Z 34014KT 1SM -SN BR SCT010 BKN016 OVC045 M03/M05 A2983 RMK AO2 SNB18 P0000 RVRNO |
| 10:28 MST |  Overcast Light Snow | -3°C / 27°F | -5°C / 23°F | 86% | 1010 mb (29.83 in) | NNW 26 kph (NNW 16.1 mph) | 0.00 mm (0.00 in) | 1 1/2SM |
| | KSLC 051728Z 33014KT 1 1/2SM -SN BR SCT010 SCT016 OVC045 M03/M05 A2983 RMK AO2 TWR VIS 2 SNB18 P0000 |
| 09:53 MST |  Mostly Cloudy | -3°C / 27°F | -7°C / 19°F | 74% | 1010 mb (29.83 in) | NNW 17 kph (NNW 10.4 mph) | - | 10SM |
| | KSLC 051653Z 33009KT 10SM FEW045 BKN090 M03/M07 A2982 RMK AO2 SLP120 T10331072 |
| 08:53 MST |  Mostly Cloudy | -5°C / 23°F | -11°C / 12°F | 63% | 1009 mb (29.8 in) | Calm | - | 10SM |
| | KSLC 051553Z 00000KT 10SM FEW070 BKN100 BKN150 M05/M11 A2981 RMK AO2 SLP118 T10501111 |
| 07:53 MST |  Partly Cloudy | -9°C / 16°F | -12°C / 10°F | 79% | 1009 mb (29.8 in) | NW 17 kph (NW 10.4 mph) | - | 10SM |
| | KSLC 051453Z 30009KT 10SM FEW150 SCT200 M09/M12 A2979 RMK AO2 SLP118 T10891122 53009 |
| 06:53 MST |  Partly Cloudy | -8°C / 18°F | -12°C / 10°F | 73% | 1008 mb (29.77 in) | NNW 19 kph (NNW 11.5 mph) | - | 10SM |
| | KSLC 051353Z 34010KT 10SM FEW070 SCT150 M08/M12 A2977 RMK AO2 SLP108 T10831117 |
| 05:53 MST |  Clear | -9°C / 16°F | -11°C / 12°F | 86% | 1007 mb (29.74 in) | SSW 7 kph (SSW 4.6 mph) | - | 10SM |
| | KSLC 051253Z 26004KT 10SM CLR M09/M11 A2974 RMK AO2 SLP098 T10891111 |
| 04:53 MST |  Clear | -8°C / 18°F | -11°C / 12°F | 79% | 1008 mb (29.77 in) | Calm | - | 10SM |
| | KSLC 051153Z 00000KT 10SM CLR M08/M11 A2976 RMK AO2 SLP099 T10831111 11061 21094 58012 |
| 03:53 MST |  Clear | -9°C / 16°F | -11°C / 12°F | 86% | 1008 mb (29.77 in) | Variable 6 kph (Variable 3.5 mph) | - | 10SM |
| | KSLC 051053Z VRB03KT 10SM CLR M09/M11 A2978 RMK AO2 SLP104 T10891111 |
| 02:53 MST |  Clear | -9°C / 16°F | -11°C / 12°F | 86% | 1009 mb (29.8 in) | Calm | - | 10SM |
| | KSLC 050953Z 00000KT 10SM CLR M09/M11 A2979 RMK AO2 SLP108 T10891111 |
| 01:53 MST |  Clear | -7°C / 19°F | -11°C / 12°F | 73% | 1009 mb (29.8 in) | Calm | - | 10SM |
| | KSLC 050853Z 00000KT 10SM CLR M07/M11 A2980 RMK AO2 SLP108 T10671106 56017 |
| 00:53 MST |  Clear | -8°C / 18°F | -12°C / 10°F | 73% | 1009 mb (29.8 in) | Calm | - | 10SM |
| | KSLC 050753Z 00000KT 10SM CLR M08/M12 A2980 RMK AO2 SLP113 T10781122 |