| 21:35 MST |  Overcast | -11°C / 12°F | -19°C / -2°F | 52% | 1006 mb (29.71 in) | NNE 26 kph (NNE 16.1 mph) | - | 10SM |
| | KJAC 060435Z AUTO 02014G22KT 10SM FEW043 BKN050 OVC080 M11/M19 A2971 RMK AO1 |
| 21:15 MST |  Overcast | -11°C / 12°F | -18°C / 0°F | 57% | 1006 mb (29.71 in) | N 32 kph (N 19.6 mph) | - | 10SM |
| | KJAC 060415Z AUTO 01017G22KT 10SM FEW036 SCT045 OVC060 M11/M18 A2971 RMK AO1 |
| 20:55 MST |  Overcast | -11°C / 12°F | -18°C / 0°F | 57% | 1006 mb (29.71 in) | NNE 28 kph (NNE 17.3 mph) | - | 10SM |
| | KJAC 060355Z AUTO 02015G20KT 10SM SCT034 BKN046 OVC060 M11/M18 A2971 RMK AO1 |
| 20:53 MST |  Overcast | -11°C / 12°F | -18°C / 0°F | 57% | 1006 mb (29.71 in) | N 28 kph (N 17.3 mph) | - | 10SM |
| | KJAC 060353Z 01015G20KT 10SM BKN046 OVC060 M11/M18 A2971 |
| 20:35 MST |  Overcast | -11°C / 12°F | -18°C / 0°F | 57% | 1006 mb (29.71 in) | NE 26 kph (NE 16.1 mph) | - | 10SM |
| | KJAC 060335Z 03014G21KT 10SM FEW042 OVC050 M11/M18 A2971 RMK AO1 |
| 20:15 MST |  Overcast | -10°C / 14°F | -18°C / 0°F | 52% | 1006 mb (29.71 in) | NE 26 kph (NE 16.1 mph) | - | 10SM |
| | KJAC 060315Z 03014G19KT 10SM OVC055 M10/M18 A2970 RMK AO1 |
| 19:56 MST |  Overcast Showers | -9°C / 16°F | -17°C / 1°F | 53% | 1006 mb (29.71 in) | N 28 kph (N 17.3 mph) | - | 10SM |
| | KJAC 060256Z 01015G21KT 10SM VCSHSN OVC055 M09/M17 A2970 |
| 19:55 MST |  Overcast | -9°C / 16°F | -17°C / 1°F | 53% | 1006 mb (29.71 in) | NNE 28 kph (NNE 17.3 mph) | - | 10SM |
| | KJAC 060255Z 02015G21KT 10SM OVC055 M09/M17 A2970 RMK AO1 52007 |
| 19:35 MST |  Overcast | -9°C / 16°F | -17°C / 1°F | 53% | 1006 mb (29.71 in) | NE 28 kph (NE 17.3 mph) | - | 10SM |
| | KJAC 060235Z 03015G19KT 10SM OVC055 M09/M17 A2970 RMK AO1 |
| 19:15 MST |  Overcast | -9°C / 16°F | -16°C / 3°F | 57% | 1005 mb (29.68 in) | NE 26 kph (NE 16.1 mph) | - | 10SM |
| | KJAC 060215Z 03014G19KT 10SM FEW047 OVC065 M09/M16 A2969 RMK AO1 |
| 18:59 MST |  Overcast Showers | -9°C / 16°F | -15°C / 5°F | 62% | 1005 mb (29.68 in) | NE 30 kph (NE 18.4 mph) | - | 10SM |
| | KJAC 060159Z 03016G20KT 10SM VCSHSN FEW030 SCT047 OVC065 M09/M15 A2969 |
| 18:55 MST |  Overcast | -9°C / 16°F | -16°C / 3°F | 57% | 1005 mb (29.68 in) | NE 26 kph (NE 16.1 mph) | - | 10SM |
| | KJAC 060155Z 04014G20KT 10SM SCT030 BKN050 OVC065 M09/M16 A2969 RMK AO1 |
| 18:35 MST |  Overcast | -9°C / 16°F | -15°C / 5°F | 62% | 1005 mb (29.68 in) | NE 24 kph (NE 15 mph) | - | 10SM |
| | KJAC 060135Z 04013KT 10SM SCT029 BKN041 OVC048 M09/M15 A2969 RMK AO1 |
| 18:15 MST |  Overcast | -9°C / 16°F | -14°C / 7°F | 67% | 1005 mb (29.68 in) | NNE 28 kph (NNE 17.3 mph) | - | 10SM |
| | KJAC 060115Z 02015G18KT 10SM FEW029 BKN036 OVC042 M09/M14 A2969 RMK AO1 |
| 17:56 MST |  Overcast Showers | -9°C / 16°F | -14°C / 7°F | 67% | 1005 mb (29.68 in) | N 33 kph (N 20.7 mph) | - | 10SM |
| | KJAC 060056Z 01018G23KT 10SM VCSHSN OVC033 M09/M14 A2969 |
| 17:55 MST |  Overcast | -9°C / 16°F | -14°C / 7°F | 67% | 1005 mb (29.68 in) | NNE 33 kph (NNE 20.7 mph) | - | 10SM |
| | KJAC 060055Z 02018G23KT 10SM OVC033 M09/M14 A2969 RMK AO1 |
| 17:35 MST |  Overcast | -8°C / 18°F | -14°C / 7°F | 62% | 1005 mb (29.68 in) | NNE 28 kph (NNE 17.3 mph) | - | 10SM |
| | KJAC 060035Z 02015G19KT 10SM BKN033 OVC043 M08/M14 A2969 RMK AO1 |
| 17:15 MST |  Overcast | -8°C / 18°F | -14°C / 7°F | 62% | 1005 mb (29.68 in) | NE 30 kph (NE 18.4 mph) | - | 10SM |
| | KJAC 060015Z 04016G20KT 10SM BKN035 OVC043 M08/M14 A2968 RMK AO1 |
| 16:55 MST |  Overcast | -8°C / 18°F | -14°C / 7°F | 62% | 1005 mb (29.68 in) | NE 24 kph (NE 15 mph) | - | 10SM |
| | KJAC 052355Z 04013G17KT 10SM BKN043 OVC060 M08/M14 A2968 RMK AO1 52003 |
| 16:54 MST |  Overcast Showers | -8°C / 18°F | -14°C / 7°F | 62% | 1005 mb (29.68 in) | NE 24 kph (NE 15 mph) | - | 10SM |
| | KJAC 052354Z 03013G17KT 10SM VCSHSN BKN043 OVC060 M08/M14 A2968 |
| 16:35 MST |  Overcast | -8°C / 18°F | -16°C / 3°F | 53% | 1005 mb (29.68 in) | NE 32 kph (NE 19.6 mph) | - | 10SM |
| | KJAC 052335Z 03017G23KT 10SM SCT045 OVC070 M08/M16 A2967 RMK AO1 |
| 16:15 MST |  Overcast | -8°C / 18°F | -17°C / 1°F | 49% | 1005 mb (29.68 in) | N 26 kph (N 16.1 mph) | - | 10SM |
| | KJAC 052315Z 01014G22KT 10SM OVC070 M08/M17 A2967 RMK AO1 |
| 15:55 MST |  Overcast | -8°C / 18°F | -17°C / 1°F | 49% | 1004 mb (29.65 in) | N 26 kph (N 16.1 mph) | - | 10SM |
| | KJAC 052255Z 01014KT 10SM BKN070 OVC080 M08/M17 A2966 RMK AO1 |
| 15:52 MST |  Mostly Cloudy Showers | -8°C / 18°F | -17°C / 1°F | 49% | 1004 mb (29.65 in) | N 26 kph (N 16.1 mph) | - | 8SM |
| | KJAC 052252Z 36014G20KT 8SM VCSHSN BKN080 M08/M17 A2966 |
| 15:35 MST |  Overcast | -7°C / 19°F | -17°C / 1°F | 45% | 1004 mb (29.65 in) | N 30 kph (N 18.4 mph) | - | 10SM |
| | KJAC 052235Z 01016G21KT 10SM SCT070 OVC090 M07/M17 A2966 RMK AO1 |
| 15:15 MST |  Mostly Cloudy | -7°C / 19°F | -18°C / 0°F | 42% | 1005 mb (29.68 in) | N 24 kph (N 15 mph) | - | 10SM |
| | KJAC 052215Z 01013G19KT 10SM BKN070 BKN090 M07/M18 A2967 RMK AO1 |
| 14:55 MST |  Mostly Cloudy | -7°C / 19°F | -18°C / 0°F | 42% | 1005 mb (29.68 in) | N 28 kph (N 17.3 mph) | - | 10SM |
| | KJAC 052155Z 01015G20KT 10SM BKN070 BKN100 M07/M18 A2967 RMK AO1 |
| 14:51 MST |  Mostly Cloudy Showers | -7°C / 19°F | -18°C / 0°F | 42% | 1005 mb (29.68 in) | N 22 kph (N 13.8 mph) | - | 8SM |
| | KJAC 052151Z 35012G18KT 8SM VCSHSN BKN070 M07/M18 A2967 |
| 14:35 MST |  Overcast | -7°C / 19°F | -19°C / -2°F | 38% | 1005 mb (29.68 in) | N 28 kph (N 17.3 mph) | - | 10SM |
| | KJAC 052135Z 36015G20KT 10SM BKN070 OVC090 M07/M19 A2967 RMK AO1 |
| 14:15 MST |  Overcast | -7°C / 19°F | -18°C / 0°F | 42% | 1005 mb (29.68 in) | N 30 kph (N 18.4 mph) | - | 10SM |
| | KJAC 052115Z 01016G20KT 10SM OVC060 M07/M18 A2967 RMK AO1 |
| 13:55 MST |  Overcast | -7°C / 19°F | -18°C / 0°F | 42% | 1005 mb (29.68 in) | N 28 kph (N 17.3 mph) | - | 10SM |
| | KJAC 052055Z 36015G19KT 10SM BKN060 BKN080 OVC085 M07/M18 A2967 RMK AO1 |
| 13:51 MST |  Overcast Showers | -7°C / 19°F | -18°C / 0°F | 42% | 1005 mb (29.68 in) | N 26 kph (N 16.1 mph) | - | 8SM |
| | KJAC 052051Z 36014KT 8SM VCSHSN BKN070 OVC090 M07/M18 A2967 |
| 13:35 MST |  Overcast | -6°C / 21°F | -18°C / 0°F | 38% | 1005 mb (29.68 in) | N 26 kph (N 16.1 mph) | - | 10SM |
| | KJAC 052035Z 01014KT 10SM FEW060 OVC095 M06/M18 A2968 RMK AO1 |
| 13:15 MST |  Overcast | -7°C / 19°F | -19°C / -2°F | 38% | 1005 mb (29.68 in) | N 24 kph (N 15 mph) | - | 10SM |
| | KJAC 052015Z 01013KT 10SM FEW060 OVC095 M07/M19 A2968 RMK AO1 |
| 12:59 MST |  Mostly Cloudy | -7°C / 19°F | -18°C / 0°F | 42% | 1005 mb (29.68 in) | N 24 kph (N 15 mph) | - | 10SM |
| | KJAC 051959Z 36013G19KT 10SM BKN095 M07/M18 A2968 |
| 11:55 MST |  Clear | -7°C / 19°F | -18°C / 0°F | 42% | 1006 mb (29.71 in) | N 30 kph (N 18.4 mph) | - | 10SM |
| | KJAC 051855Z 36016KT 10SM SKC M07/M18 A2970 |
| 10:51 MST |  Clear | -8°C / 18°F | -18°C / 0°F | 45% | 1007 mb (29.74 in) | NNE 26 kph (NNE 16.1 mph) | - | 10SM |
| | KJAC 051751Z 02014G18KT 10SM SKC M08/M18 A2973 |
| 09:51 MST |  Clear | -9°C / 16°F | -17°C / 1°F | 53% | 1007 mb (29.74 in) | NNE 19 kph (NNE 11.5 mph) | - | 10SM |
| | KJAC 051651Z 02010KT 10SM SKC M09/M17 A2974 |
| 08:51 MST |  Clear | -12°C / 10°F | -16°C / 3°F | 72% | 1007 mb (29.74 in) | N 15 kph (N 9.2 mph) | - | 10SM |
| | KJAC 051551Z 01008KT 10SM CLR M12/M16 A2973 |
| 07:52 MST |  Mostly Cloudy Showers | -13°C / 9°F | -16°C / 3°F | 78% | 1007 mb (29.74 in) | N 19 kph (N 11.5 mph) | - | 10SM |
| | KJAC 051452Z 36010KT 10SM VCSHSN BKN060 M13/M16 A2973 |
| 06:51 MST |  Mostly Cloudy | -12°C / 10°F | -15°C / 5°F | 79% | 1007 mb (29.74 in) | N 6 kph (N 3.5 mph) | - | 10SM |
| | KJAC 051351Z 36003KT 10SM BKN050 M12/M15 A2973 |
| 06:35 MST |  Overcast | -12°C / 10°F | -15°C / 5°F | 79% | 1006 mb (29.71 in) | NNE 9 kph (NNE 5.8 mph) | - | 10SM |
| | KJAC 051335Z AUTO 02005KT 10SM OVC048 M12/M15 A2972 RMK AO1 |
| 06:15 MST |  Overcast | -12°C / 10°F | -15°C / 5°F | 79% | 1006 mb (29.71 in) | NNE 13 kph (NNE 8.1 mph) | - | 10SM |
| | KJAC 051315Z AUTO 02007KT 10SM OVC046 M12/M15 A2972 RMK AO1 |
| 05:55 MST |  Overcast | -13°C / 9°F | -16°C / 3°F | 78% | 1006 mb (29.71 in) | N 19 kph (N 11.5 mph) | - | 10SM |
| | KJAC 051255Z AUTO 01010KT 10SM FEW023 SCT033 OVC048 M13/M16 A2972 RMK AO1 |
| 05:35 MST |  Overcast | -13°C / 9°F | -16°C / 3°F | 78% | 1006 mb (29.71 in) | NNE 22 kph (NNE 13.8 mph) | - | 10SM |
| | KJAC 051235Z AUTO 02012KT 10SM SCT033 BKN043 OVC065 M13/M16 A2971 RMK AO1 |
| 05:15 MST |  Overcast | -13°C / 9°F | -17°C / 1°F | 72% | 1006 mb (29.71 in) | N 19 kph (N 11.5 mph) | - | 10SM |
| | KJAC 051215Z AUTO 36010KT 10SM SCT046 BKN070 OVC085 M13/M17 A2971 RMK AO1 |
| 04:55 MST |  Mostly Cloudy | -12°C / 10°F | -16°C / 3°F | 72% | 1006 mb (29.71 in) | N 19 kph (N 11.5 mph) | - | 10SM |
| | KJAC 051155Z AUTO 01010KT 10SM FEW048 BKN070 BKN090 M12/M16 A2971 RMK AO1 11110 21140 54000 |
| 04:35 MST |  Partly Cloudy | -13°C / 9°F | -17°C / 1°F | 72% | 1006 mb (29.71 in) | NE 11 kph (NE 6.9 mph) | - | 10SM |
| | KJAC 051135Z AUTO 03006KT 10SM FEW120 M13/M17 A2971 RMK AO1 |
| 04:15 MST |  Partly Cloudy | -14°C / 7°F | -20°C / -4°F | 61% | 1006 mb (29.71 in) | E 6 kph (E 3.5 mph) | - | 10SM |
| | KJAC 051115Z AUTO 08003KT 10SM SCT048 M14/M20 A2971 RMK AO1 |
| 03:55 MST |  Overcast | -13°C / 9°F | -18°C / 0°F | 66% | 1006 mb (29.71 in) | N 15 kph (N 9.2 mph) | - | 10SM |
| | KJAC 051055Z AUTO 01008KT 10SM OVC050 M13/M18 A2972 RMK AO1 |
| 03:35 MST |  Mostly Cloudy | -13°C / 9°F | -18°C / 0°F | 66% | 1006 mb (29.71 in) | N 20 kph (N 12.7 mph) | - | 10SM |
| | KJAC 051035Z AUTO 01011KT 10SM BKN050 M13/M18 A2972 RMK AO1 |
| 03:15 MST |  Overcast | -12°C / 10°F | -17°C / 1°F | 67% | 1007 mb (29.74 in) | N 17 kph (N 10.4 mph) | - | 10SM |
| | KJAC 051015Z AUTO 01009G16KT 10SM BKN048 OVC055 M12/M17 A2973 RMK AO1 |
| 02:55 MST |  Overcast | -12°C / 10°F | -17°C / 1°F | 67% | 1006 mb (29.71 in) | N 9 kph (N 5.8 mph) | - | 10SM |
| | KJAC 050955Z AUTO 01005KT 10SM OVC048 M12/M17 A2971 RMK AO1 |
| 02:35 MST |  Overcast | -12°C / 10°F | -17°C / 1°F | 67% | 1006 mb (29.71 in) | N 9 kph (N 5.8 mph) | - | 10SM |
| | KJAC 050935Z AUTO 36005KT 10SM BKN048 OVC085 M12/M17 A2971 RMK AO1 |
| 02:15 MST |  Overcast | -11°C / 12°F | -17°C / 1°F | 62% | 1006 mb (29.71 in) | NNE 15 kph (NNE 9.2 mph) | - | 10SM |
| | KJAC 050915Z AUTO 02008KT 10SM BKN050 OVC085 M11/M17 A2971 RMK AO1 |
| 01:55 MST |  Overcast | -11°C / 12°F | -17°C / 1°F | 62% | 1006 mb (29.71 in) | NE 7 kph (NE 4.6 mph) | - | 10SM |
| | KJAC 050855Z AUTO 04004KT 10SM BKN050 OVC080 M11/M17 A2971 RMK AO1 57007 |
| 01:35 MST |  Overcast | -11°C / 12°F | -17°C / 1°F | 62% | 1006 mb (29.71 in) | NNE 11 kph (NNE 6.9 mph) | - | 10SM |
| | KJAC 050835Z AUTO 02006KT 10SM BKN050 BKN070 OVC085 M11/M17 A2972 RMK AO1 |
| 01:15 MST |  Overcast | -11°C / 12°F | -17°C / 1°F | 62% | 1006 mb (29.71 in) | N 17 kph (N 10.4 mph) | - | 10SM |
| | KJAC 050815Z AUTO 01009KT 10SM FEW055 FEW070 OVC085 M11/M17 A2971 RMK AO1 |
| 00:55 MST |  Overcast | -12°C / 10°F | -17°C / 1°F | 67% | 1006 mb (29.71 in) | NNE 19 kph (NNE 11.5 mph) | - | 10SM |
| | KJAC 050755Z AUTO 02010KT 10SM FEW050 OVC085 M12/M17 A2971 RMK AO1 |
| 00:35 MST |  Overcast | -13°C / 9°F | -18°C / 0°F | 66% | 1006 mb (29.71 in) | NNE 20 kph (NNE 12.7 mph) | - | 10SM |
| | KJAC 050735Z AUTO 02011KT 10SM FEW050 OVC085 M13/M18 A2971 RMK AO1 |
| 00:15 MST |  Overcast | -11°C / 12°F | -18°C / 0°F | 57% | 1006 mb (29.71 in) | NE 11 kph (NE 6.9 mph) | - | 10SM |
| | KJAC 050715Z AUTO 03006KT 10SM FEW050 OVC075 M11/M18 A2971 RMK AO1 |