| 08:55 MST | 
Clear | -16°C / 3°F | -21°C / -6°F | 66% | 1021 mb
(30.15 in) | N 13 kph
(N 8.1 mph) | - | 10SM |
| | KJAC 261555Z 01007KT 10SM SKC M16/M21 A3014 |
| 07:59 MST |
Clear | -16°C / 3°F | -18°C / 0°F | 85% | 1020 mb
(30.12 in) | Calm | - | 10SM |
| | KJAC 261459Z 00000KT 10SM SKC M16/M18 A3013 |
| 06:52 MST | 
Clear | -14°C / 7°F | -17°C / 1°F | 78% | 1020 mb
(30.12 in) | Calm | - | 10SM |
| | KJAC 261352Z 00000KT 10SM SKC M14/M17 A3012 |
| 06:35 MST |
Clear | -13°C / 9°F | -16°C / 3°F | 78% | 1020 mb
(30.12 in) | Calm | - | 10SM |
| | KJAC 261335Z AUTO 00000KT 10SM CLR M13/M16 A3012
RMK AO1 |
| 06:15 MST |
Clear | -13°C / 9°F | -16°C / 3°F | 78% | 1020 mb
(30.12 in) | Calm | - | 10SM |
| | KJAC 261315Z AUTO 00000KT 10SM CLR M13/M16 A3011
RMK AO1 |
| 05:55 MST |
Clear | -13°C / 9°F | -17°C / 1°F | 72% | 1020 mb
(30.12 in) | Calm | - | 10SM |
| | KJAC 261255Z AUTO 00000KT 10SM CLR M13/M17 A3011
RMK AO1 |
| 05:35 MST |
Clear | -13°C / 9°F | -16°C / 3°F | 78% | 1020 mb
(30.12 in) | Calm | - | 10SM |
| | KJAC 261235Z AUTO 00000KT 10SM CLR M13/M16 A3011
RMK AO1 |
| 05:15 MST |
Clear | -13°C / 9°F | -17°C / 1°F | 72% | 1020 mb
(30.12 in) | Calm | - | 10SM |
| | KJAC 261215Z AUTO 00000KT 10SM CLR M13/M17 A3011
RMK AO1 |
| 04:55 MST |
Clear | -13°C / 9°F | -17°C / 1°F | 72% | 1019 mb
(30.09 in) | N 7 kph
(N 4.6 mph) | - | 10SM |
| | KJAC 261155Z AUTO 01004KT 10SM CLR M13/M17 A3010
RMK AO1 11090 21130 52003 |
| 04:35 MST |
Clear | -12°C / 10°F | -16°C / 3°F | 72% | 1019 mb
(30.09 in) | E 7 kph
(E 4.6 mph) | - | 10SM |
| | KJAC 261135Z AUTO 08004KT 10SM CLR M12/M16 A3010
RMK AO1 |
| 04:15 MST |
Clear | -12°C / 10°F | -17°C / 1°F | 67% | 1019 mb
(30.09 in) | E 9 kph
(E 5.8 mph) | - | 10SM |
| | KJAC 261115Z AUTO 09005KT 10SM CLR M12/M17 A3010
RMK AO1 |
| 03:55 MST |
Clear | -11°C / 12°F | -16°C / 3°F | 67% | 1019 mb
(30.09 in) | NE 11 kph
(NE 6.9 mph) | - | 10SM |
| | KJAC 261055Z AUTO 04006KT 10SM CLR M11/M16 A3010
RMK AO1 |
| 03:35 MST |
Clear | -12°C / 10°F | -16°C / 3°F | 72% | 1019 mb
(30.09 in) | NE 11 kph
(NE 6.9 mph) | - | 10SM |
| | KJAC 261035Z AUTO 03006KT 10SM CLR M12/M16 A3010
RMK AO1 |
| 03:15 MST |
Clear | -11°C / 12°F | -16°C / 3°F | 67% | 1019 mb
(30.09 in) | NNE 15 kph
(NNE 9.2 mph) | - | 10SM |
| | KJAC 261015Z AUTO 02008KT 10SM CLR M11/M16 A3010
RMK AO1 |
| 02:55 MST |
Clear | -11°C / 12°F | -16°C / 3°F | 67% | 1019 mb
(30.09 in) | NE 11 kph
(NE 6.9 mph) | - | 10SM |
| | KJAC 260955Z AUTO 04006KT 10SM CLR M11/M16 A3010
RMK AO1 |
| 02:35 MST |
Clear | -11°C / 12°F | -16°C / 3°F | 67% | 1019 mb
(30.09 in) | NE 13 kph
(NE 8.1 mph) | - | 10SM |
| | KJAC 260935Z AUTO 04007KT 10SM CLR M11/M16 A3009
RMK AO1 |
| 02:15 MST |
Clear | -11°C / 12°F | -16°C / 3°F | 67% | 1019 mb
(30.09 in) | NE 19 kph
(NE 11.5 mph) | - | 10SM |
| | KJAC 260915Z AUTO 03010KT 10SM CLR M11/M16 A3009
RMK AO1 |
| 01:55 MST | 
Partly Cloudy | -11°C / 12°F | -16°C / 3°F | 67% | 1019 mb
(30.09 in) | NNE 19 kph
(NNE 11.5 mph) | - | 10SM |
| | KJAC 260855Z AUTO 02010KT 10SM FEW120 M11/M16 A3009
RMK AO1 54000 |
| 01:35 MST |
Clear | -11°C / 12°F | -16°C / 3°F | 67% | 1019 mb
(30.09 in) | N 19 kph
(N 11.5 mph) | - | 10SM |
| | KJAC 260835Z AUTO 01010KT 10SM CLR M11/M16 A3009
RMK AO1 |
| 01:15 MST |
Clear | -11°C / 12°F | -16°C / 3°F | 67% | 1019 mb
(30.09 in) | N 20 kph
(N 12.7 mph) | - | 10SM |
| | KJAC 260815Z AUTO 36011KT 10SM CLR M11/M16 A3008
RMK AO1 |
| 00:55 MST |
Clear | -10°C / 14°F | -16°C / 3°F | 62% | 1019 mb
(30.09 in) | N 20 kph
(N 12.7 mph) | - | 10SM |
| | KJAC 260755Z AUTO 36011KT 10SM CLR M10/M16 A3008
RMK AO1 |
| 00:35 MST |
Clear | -10°C / 14°F | -16°C / 3°F | 62% | 1019 mb
(30.09 in) | N 17 kph
(N 10.4 mph) | - | 10SM |
| | KJAC 260735Z AUTO 36009KT 10SM CLR M10/M16 A3008
RMK AO1 |
| 00:15 MST |
Clear | -10°C / 14°F | -16°C / 3°F | 62% | 1019 mb
(30.09 in) | N 19 kph
(N 11.5 mph) | - | 10SM |
| | KJAC 260715Z AUTO 01010KT 10SM CLR M10/M16 A3008
RMK AO1 |
