| 18:53 MST |  Clear | -13°C / 9°F | -18°C / 0°F | 66% | 1018 mb (30.06 in) | Calm | - | 10SM |
| | KBOI 090153Z 00000KT 10SM CLR M13/M18 A3006 RMK AO2 SLP235 T11281183 |
| 17:53 MST |  Partly Cloudy | -11°C / 12°F | -18°C / 0°F | 57% | 1017 mb (30.03 in) | NW 7 kph (NW 4.6 mph) | - | 10SM |
| | KBOI 090053Z 32004KT 10SM FEW060 M11/M18 A3004 RMK AO2 SLP229 T11061183 |
| 16:53 MST |  Clear | -10°C / 14°F | -18°C / 0°F | 52% | 1017 mb (30.03 in) | NW 9 kph (NW 5.8 mph) | - | 10SM |
| | KBOI 082353Z 32005KT 10SM CLR M10/M18 A3003 RMK AO2 SLP224 T11001183 11089 21122 53010 |
| 15:53 MST |  Clear | -9°C / 16°F | N/A | N/A | 1017 mb (30.03 in) | NW 11 kph (NW 6.9 mph) | - | 10SM |
| | KBOI 082253Z 31006KT 10SM CLR M09/ A3002 RMK AO2 SLP219 T1094 $ |
| 14:53 MST |  Clear | -9°C / 16°F | -16°C / 3°F | 57% | 1016 mb (30 in) | NW 15 kph (NW 9.2 mph) | - | 10SM |
| | KBOI 082153Z 31008KT 10SM CLR M09/M16 A3000 RMK AO2 SLP208 T10891161 |
| 13:53 MST |  Clear | -9°C / 16°F | -16°C / 3°F | 57% | 1016 mb (30 in) | NNW 13 kph (NNW 8.1 mph) | - | 10SM |
| | KBOI 082053Z 33007KT 10SM CLR M09/M16 A3000 RMK AO2 SLP207 T10941161 51000 |
| 12:53 MST |  Clear | -9°C / 16°F | -17°C / 1°F | 53% | 1016 mb (30 in) | NW 11 kph (NW 6.9 mph) | - | 10SM |
| | KBOI 081953Z 31006KT 10SM CLR M09/M17 A3000 RMK AO2 SLP206 T10941167 |
| 11:53 MST |  Clear | -11°C / 12°F | -17°C / 1°F | 62% | 1016 mb (30 in) | NW 13 kph (NW 8.1 mph) | - | 10SM |
| | KBOI 081853Z 32007KT 10SM CLR M11/M17 A3001 RMK AO2 SLP209 T11061167 |
| 10:53 MST |  Fair | N/A | N/A | N/A | 1016 mb (30 in) | NNW 11 kph (NNW 6.9 mph) | - | 10SM |
| | KBOI 081753Z AUTO 34006KT 10SM A2999 RMK AO2 SLPNO 60000 TSNO $ |
| 09:53 MST |  Clear Light Snow | N/A | N/A | N/A | 1015 mb (29.97 in) | ENE 9 kph (ENE 5.8 mph) | 0.00 mm (0.00 in) | 9SM |
| | KBOI 081653Z AUTO 06005KT 9SM -SN CLR A2997 RMK AO2 SNB51 SLPNO P0000 TSNO $ |
| 08:53 MST |  Clear | N/A | N/A | N/A | 1014 mb (29.94 in) | Calm | - | 10SM |
| | KBOI 081553Z 00000KT 10SM CLR A2993 RMK AO2 PRESRR SLPNO $ |
| 07:53 MST |  Clear | -19°C / -2°F | N/A | N/A | 1013 mb (29.91 in) | SE 7 kph (SE 4.6 mph) | - | 10SM |
| | KBOI 081453Z 13004KT 10SM CLR M19/ A2990 RMK AO2 SLP181 T1194 51028 |
| 06:53 MST |  Clear | -18°C / 0°F | N/A | N/A | 1012 mb (29.88 in) | Calm | - | 10SM |
| | KBOI 081353Z 00000KT 10SM CLR M18/ A2987 RMK AO2 SLP166 T1183 $ |
| 05:53 MST |  Clear | -19°C / -2°F | N/A | N/A | 1010 mb (29.83 in) | Calm | - | 10SM |
| | KBOI 081253Z 00000KT 10SM CLR M19/ A2984 RMK AO2 SLP157 T1194 $ |
| 04:53 MST |  Clear | -20°C / -4°F | N/A | N/A | 1009 mb (29.8 in) | Calm | - | 10SM |
| | KBOI 081153Z 00000KT 10SM CLR M20/ A2981 RMK AO2 SLP145 70003 T1200 11156 21200 51014 $ |
| 03:53 MST |  Clear | -19°C / -2°F | N/A | N/A | 1009 mb (29.8 in) | Calm | - | 10SM |
| | KBOI 081053Z 00000KT 10SM CLR M19/ A2980 RMK AO2 SLP136 T1189 $ |
| 02:53 MST |  Clear | -19°C / -2°F | N/A | N/A | 1008 mb (29.77 in) | Calm | - | 10SM |
| | KBOI 080953Z 00000KT 10SM CLR M19/ A2978 RMK AO2 SLP131 T1189 $ |
| 01:53 MST |  Clear | -17°C / 1°F | N/A | N/A | 1008 mb (29.77 in) | Calm | - | 10SM |
| | KBOI 080853Z 00000KT 10SM CLR M17/ A2976 RMK AO2 SLP125 T1172 51008 $ |
| 00:53 MST |  Clear | -17°C / 1°F | N/A | N/A | 1008 mb (29.77 in) | Calm | - | 9SM |
| | KBOI 080753Z 00000KT 9SM CLR M17/ A2976 RMK AO2 SLP122 T1167 $ |