| 15:53 MST |  Mostly Cloudy | 9°C / 48°F | -6°C / 21°F | 34% | 1007 mb (29.74 in) | SW 15 kph (SW 9.2 mph) | - | 10SM |
| | KBIL 272253Z 23008KT 10SM BKN120 09/M06 A2975 RMK AO2 SLP077 HZ NE-E ACSL DSNT E-N T00891056 |
| 14:53 MST |  Partly Cloudy | 10°C / 50°F | -6°C / 21°F | 32% | 1007 mb (29.74 in) | SSW 15 kph (SSW 9.2 mph) | - | 10SM |
| | KBIL 272153Z 24008KT 10SM FEW085 SCT110 10/M06 A2974 RMK AO2 SLP073 ACSL DSNT ALQDS T01001056 |
| 13:53 MST |  Mostly Cloudy | 8°C / 46°F | -6°C / 21°F | 37% | 1007 mb (29.74 in) | SW 15 kph (SW 9.2 mph) | - | 10SM |
| | KBIL 272053Z 23008KT 10SM FEW085 BKN110 08/M06 A2974 RMK AO2 SLP074 ACSL DSNT ALQDS T00831056 56023 |
| 12:53 MST |  Mostly Cloudy | 7°C / 45°F | -6°C / 21°F | 39% | 1008 mb (29.77 in) | SW 19 kph (SW 11.5 mph) | - | 10SM |
| | KBIL 271953Z 22010KT 10SM FEW085 BKN110 07/M06 A2976 RMK AO2 SLP080 ACSL DSNT ALQDS T00721056 |
| 11:53 MST |  Mostly Cloudy | 7°C / 45°F | -6°C / 21°F | 39% | 1009 mb (29.8 in) | SSE 9 kph (SSE 5.8 mph) | - | 10SM |
| | KBIL 271853Z 20005KT 10SM FEW085 BKN110 07/M06 A2979 RMK AO2 SLP088 ACSL DSNT ALQDS T00671061 |
| 10:53 MST |  Overcast | 4°C / 39°F | -6°C / 21°F | 48% | 1010 mb (29.83 in) | SSE 11 kph (SSE 6.9 mph) | - | 10SM |
| | KBIL 271753Z 20006KT 10SM OVC090 04/M06 A2982 RMK AO2 SLP102 VIRGA N-S T00441061 10061 20017 55004 |
| 09:53 MST |  Overcast | 6°C / 43°F | -6°C / 21°F | 42% | 1010 mb (29.83 in) | SW 7 kph (SW 4.6 mph) | - | 10SM |
| | KBIL 271653Z 23004KT 10SM OVC110 06/M06 A2982 RMK AO2 SLP099 VIRGA N-E ACSL W T00561061 |
| 08:53 MST |  Mostly Cloudy | 3°C / 37°F | -6°C / 21°F | 52% | 1010 mb (29.83 in) | S 9 kph (S 5.8 mph) | - | 10SM |
| | KBIL 271553Z 18005KT 10SM BKN100 03/M06 A2982 RMK AO2 SLP103 VIRGA N-E T00281056 |
| 07:53 MST |  Mostly Cloudy | 5°C / 41°F | -6°C / 21°F | 45% | 1010 mb (29.83 in) | SW 7 kph (SW 4.6 mph) | - | 10SM |
| | KBIL 271453Z 22004KT 10SM FEW085 BKN110 05/M06 A2983 RMK AO2 SLP106 VIRGA N-E T00501061 58003 |
| 06:53 MST |  Partly Cloudy | 3°C / 37°F | -6°C / 21°F | 52% | 1010 mb (29.83 in) | SSE 13 kph (SSE 8.1 mph) | - | 10SM |
| | KBIL 271353Z 20007KT 10SM SCT110 03/M06 A2983 RMK AO2 SLP109 T00331061 |
| 05:53 MST |  Clear | 4°C / 39°F | -7°C / 19°F | 45% | 1010 mb (29.83 in) | SW 11 kph (SW 6.9 mph) | - | 10SM |
| | KBIL 271253Z 22006KT 10SM CLR 04/M07 A2984 RMK AO2 SLP110 T00441067 |
| 04:53 MST |  Clear | 4°C / 39°F | -7°C / 19°F | 45% | 1010 mb (29.83 in) | SSE 7 kph (SSE 4.6 mph) | - | 10SM |
| | KBIL 271153Z 20004KT 10SM CLR 04/M07 A2984 RMK AO2 SLP110 T00441067 10117 20028 55000 |
| 03:53 MST |  Clear | 5°C / 41°F | -7°C / 19°F | 42% | 1010 mb (29.83 in) | Calm | - | 10SM |
| | KBIL 271053Z 00000KT 10SM CLR 05/M07 A2984 RMK AO2 SLP105 T00501072 |
| 02:53 MST |  Clear | 7°C / 45°F | -7°C / 19°F | 37% | 1010 mb (29.83 in) | SW 11 kph (SW 6.9 mph) | - | 10SM |
| | KBIL 270953Z 23006KT 10SM CLR 07/M07 A2984 RMK AO2 SLP103 T00671072 |
| 01:53 MST |  Clear | 8°C / 46°F | -7°C / 19°F | 34% | 1010 mb (29.83 in) | SW 15 kph (SW 9.2 mph) | - | 10SM |
| | KBIL 270853Z 22008KT 10SM CLR 08/M07 A2984 RMK AO2 SLP102 T00831072 58005 |
| 00:53 MST |  Clear | 9°C / 48°F | -7°C / 19°F | 32% | 1011 mb (29.85 in) | SSW 20 kph (SSW 12.7 mph) | - | 10SM |
| | KBIL 270753Z 24011KT 10SM CLR 09/M07 A2985 RMK AO2 SLP102 T00941067 |