| 10:51 MST |  Overcast | -13°C / 9°F | -23°C / -9°F | 43% | 1008 mb (29.77 in) | N 30 kph (N 18.4 mph) | - | 10SM |
| | KJAC 061751Z 01016G21KT 10SM SCT050 OVC060 M13/M23 A2977 |
| 09:51 MST |  Overcast | -14°C / 7°F | -23°C / -9°F | 47% | 1008 mb (29.77 in) | N 28 kph (N 17.3 mph) | - | 10SM |
| | KJAC 061651Z 36015KT 10SM OVC060 M14/M23 A2976 |
| 08:53 MST |  Mostly Cloudy | -15°C / 5°F | -22°C / -8°F | 55% | 1007 mb (29.74 in) | N 26 kph (N 16.1 mph) | - | 10SM |
| | KJAC 061553Z 36014KT 10SM FEW070 BKN110 M15/M22 A2975 |
| 07:52 MST |  Partly Cloudy | -16°C / 3°F | -23°C / -9°F | 55% | 1007 mb (29.74 in) | NNE 22 kph (NNE 13.8 mph) | - | 10SM |
| | KJAC 061452Z 02012G23KT 10SM SCT055 M16/M23 A2974 |
| 06:52 MST |  Overcast | -15°C / 5°F | -23°C / -9°F | 51% | 1007 mb (29.74 in) | N 30 kph (N 18.4 mph) | - | 10SM |
| | KJAC 061352Z 36016KT 10SM BKN042 OVC050 M15/M23 A2973 |
| 06:35 MST |  Overcast | -14°C / 7°F | -23°C / -9°F | 47% | 1007 mb (29.74 in) | NNE 32 kph (NNE 19.6 mph) | - | 10SM |
| | KJAC 061335Z AUTO 02017G32KT 10SM BKN048 OVC055 M14/M23 A2973 RMK AO1 |
| 06:15 MST |  Overcast | -13°C / 9°F | -23°C / -9°F | 43% | 1007 mb (29.74 in) | NE 46 kph (NE 28.8 mph) | - | 10SM |
| | KJAC 061315Z AUTO 03025G33KT 10SM BKN065 OVC075 M13/M23 A2973 RMK AO1 |
| 05:55 MST |  Overcast | -13°C / 9°F | -23°C / -9°F | 43% | 1007 mb (29.74 in) | NE 37 kph (NE 23 mph) | - | 10SM |
| | KJAC 061255Z AUTO 03020G27KT 10SM OVC065 M13/M23 A2973 RMK AO1 |
| 05:35 MST |  Overcast | -13°C / 9°F | -22°C / -8°F | 47% | 1007 mb (29.74 in) | NE 32 kph (NE 19.6 mph) | - | 10SM |
| | KJAC 061235Z AUTO 03017G23KT 10SM OVC065 M13/M22 A2974 RMK AO1 |
| 05:15 MST |  Overcast | -13°C / 9°F | -22°C / -8°F | 47% | 1007 mb (29.74 in) | NE 39 kph (NE 24.2 mph) | - | 10SM |
| | KJAC 061215Z AUTO 03021G27KT 10SM OVC065 M13/M22 A2973 RMK AO1 |
| 04:55 MST |  Overcast | -13°C / 9°F | -22°C / -8°F | 47% | 1006 mb (29.71 in) | NNE 41 kph (NNE 25.3 mph) | - | 10SM |
| | KJAC 061155Z AUTO 02022G27KT 10SM OVC065 M13/M22 A2972 RMK AO1 11130 21140 54000 |
| 04:35 MST |  Overcast | -13°C / 9°F | -22°C / -8°F | 47% | 1006 mb (29.71 in) | NNE 33 kph (NNE 20.7 mph) | - | 10SM |
| | KJAC 061135Z AUTO 02018G27KT 10SM BKN075 OVC085 M13/M22 A2972 RMK AO1 |
| 04:15 MST |  Overcast | -13°C / 9°F | -22°C / -8°F | 47% | 1006 mb (29.71 in) | NNE 37 kph (NNE 23 mph) | - | 10SM |
| | KJAC 061115Z AUTO 02020G35KT 10SM OVC085 M13/M22 A2972 RMK AO1 |
| 03:55 MST |  Overcast | -13°C / 9°F | -21°C / -6°F | 51% | 1006 mb (29.71 in) | NNE 33 kph (NNE 20.7 mph) | - | 10SM |
| | KJAC 061055Z AUTO 02018G24KT 10SM OVC095 M13/M21 A2972 RMK AO1 |
| 03:35 MST |  Overcast | -13°C / 9°F | -21°C / -6°F | 51% | 1006 mb (29.71 in) | NNE 32 kph (NNE 19.6 mph) | - | 10SM |
| | KJAC 061035Z AUTO 02017G23KT 10SM BKN095 OVC120 M13/M21 A2972 RMK AO1 |
| 03:15 MST |  Mostly Cloudy | -13°C / 9°F | -21°C / -6°F | 51% | 1006 mb (29.71 in) | N 32 kph (N 19.6 mph) | - | 10SM |
| | KJAC 061015Z AUTO 01017KT 10SM BKN085 BKN120 M13/M21 A2972 RMK AO1 |
| 02:55 MST |  Overcast | -13°C / 9°F | -20°C / -4°F | 56% | 1006 mb (29.71 in) | N 35 kph (N 21.9 mph) | - | 10SM |
| | KJAC 060955Z AUTO 01019KT 10SM OVC085 M13/M20 A2972 RMK AO1 |
| 02:35 MST |  Overcast | -14°C / 7°F | -21°C / -6°F | 56% | 1007 mb (29.74 in) | NNE 30 kph (NNE 18.4 mph) | - | 10SM |
| | KJAC 060935Z AUTO 02016G22KT 10SM FEW060 FEW075 OVC085 M14/M21 A2973 RMK AO1 |
| 02:15 MST |  Overcast | -14°C / 7°F | -21°C / -6°F | 56% | 1007 mb (29.74 in) | NNE 30 kph (NNE 18.4 mph) | - | 10SM |
| | KJAC 060915Z AUTO 02016KT 10SM FEW060 BKN075 OVC095 M14/M21 A2973 RMK AO1 |
| 01:55 MST |  Overcast | -14°C / 7°F | -21°C / -6°F | 56% | 1006 mb (29.71 in) | N 35 kph (N 21.9 mph) | - | 10SM |
| | KJAC 060855Z AUTO 01019G23KT 10SM FEW048 BKN065 OVC095 M14/M21 A2972 RMK AO1 54000 |
| 01:35 MST |  Overcast | -13°C / 9°F | -21°C / -6°F | 51% | 1006 mb (29.71 in) | N 33 kph (N 20.7 mph) | - | 10SM |
| | KJAC 060835Z AUTO 01018G24KT 10SM OVC065 M13/M21 A2971 RMK AO1 |
| 01:15 MST |  Overcast | -13°C / 9°F | -21°C / -6°F | 51% | 1006 mb (29.71 in) | N 32 kph (N 19.6 mph) | - | 10SM |
| | KJAC 060815Z AUTO 01017G21KT 10SM BKN065 OVC080 M13/M21 A2972 RMK AO1 |
| 00:55 MST |  Overcast | -13°C / 9°F | -21°C / -6°F | 51% | 1006 mb (29.71 in) | NNE 30 kph (NNE 18.4 mph) | - | 10SM |
| | KJAC 060755Z AUTO 02016KT 10SM SCT065 BKN080 OVC100 M13/M21 A2972 RMK AO1 |
| 00:35 MST |  Mostly Cloudy | -14°C / 7°F | -21°C / -6°F | 56% | 1006 mb (29.71 in) | NNE 28 kph (NNE 17.3 mph) | - | 10SM |
| | KJAC 060735Z AUTO 02015G20KT 10SM FEW050 BKN110 M14/M21 A2972 RMK AO1 |
| 00:15 MST |  Mostly Cloudy | -13°C / 9°F | -22°C / -8°F | 47% | 1007 mb (29.74 in) | NNE 30 kph (NNE 18.4 mph) | - | 10SM |
| | KJAC 060715Z AUTO 02016G22KT 10SM SCT050 BKN110 M13/M22 A2973 RMK AO1 |