| 12:53 MST |  Overcast | 2°C / 36°F | -3°C / 27°F | 70% | 1020 mb (30.12 in) | SE 13 kph (SE 8.1 mph) | - | 10SM |
| | KBOI 141953Z 13007KT 10SM OVC080 02/M03 A3012 RMK AO2 SLP221 T00221033 |
| 11:53 MST |  Overcast | 0°C / 32°F | -3°C / 27°F | 80% | 1021 mb (30.15 in) | SE 17 kph (SE 10.4 mph) | - | 10SM |
| | KBOI 141853Z 14009KT 10SM SCT070 OVC080 00/M03 A3014 RMK AO2 SLP230 T00001028 |
| 10:53 MST |  Overcast | -1°C / 30°F | -3°C / 27°F | 86% | 1021 mb (30.15 in) | SE 13 kph (SE 8.1 mph) | - | 8SM |
| | KBOI 141753Z 13007KT 8SM OVC080 M01/M03 A3015 RMK AO2 SLP233 60000 T10061033 11006 21072 53022 |
| 09:53 MST |  Overcast Fog And Mist | -2°C / 28°F | -4°C / 25°F | 86% | 1020 mb (30.12 in) | SE 9 kph (SE 5.8 mph) | - | 6SM |
| | KBOI 141653Z 13005KT 6SM BR OVC075 M02/M04 A3012 RMK AO2 SLP222 T10171039 |
| 08:53 MST |  Overcast Fog And Mist | -3°C / 27°F | -4°C / 25°F | 93% | 1019 mb (30.09 in) | SE 11 kph (SE 6.9 mph) | - | 5SM |
| | KBOI 141553Z 13006KT 5SM BR OVC075 M03/M04 A3009 RMK AO2 SLP213 T10281044 |
| 08:00 MST |  Overcast Fog And Mist | -5°C / 23°F | -7°C / 19°F | 86% | 1019 mb (30.09 in) | ESE 13 kph (ESE 8.1 mph) | - | 3SM |
| | KBOI 141500Z 11007KT 3SM BR OVC070 M05/M07 A3008 RMK AO2 |
| 07:53 MST |  Overcast Fog And Mist | -5°C / 23°F | -7°C / 19°F | 86% | 1019 mb (30.09 in) | E 11 kph (E 6.9 mph) | - | 1 1/2SM |
| | KBOI 141453Z 10006KT 1 1/2SM BR SCT002 OVC075 M05/M07 A3008 RMK AO2 SLP211 60000 T10501067 51015 |
| 07:39 MST |  Overcast Fog And Mist | -7°C / 19°F | -9°C / 16°F | 86% | 1019 mb (30.09 in) | E 11 kph (E 6.9 mph) | - | 1 1/2SM |
| | KBOI 141439Z 09006KT 1 1/2SM BR SCT002 OVC075 M07/M09 A3008 RMK AO2 |
| 07:23 MST |  Overcast Fog And Mist | -7°C / 19°F | -8°C / 18°F | 93% | 1018 mb (30.06 in) | Calm | - | 1SM |
| | KBOI 141423Z 00000KT 1SM BR OVC002 M07/M08 A3007 RMK AO2 |
| 06:53 MST |  Obscured Fog | -6°C / 21°F | -7°C / 19°F | 93% | 1018 mb (30.06 in) | ESE 9 kph (ESE 5.8 mph) | 0.00 mm (0.00 in) | M1/4SM |
| | KBOI 141353Z 11005KT M1/4SM FZFG VV001 M06/M07 A3006 RMK AO2 SNB42E51 SLP206 R10R/1000FT P0000 T10561067 |
| 06:01 MST |  Obscured Fog | -6°C / 21°F | -7°C / 19°F | 93% | 1018 mb (30.06 in) | E 7 kph (E 4.6 mph) | - | 1/4SM |
| | KBOI 141301Z 10004KT 1/4SM FZFG VV001 M06/M07 A3005 RMK AO2 R10R/1000FT |
| 05:53 MST |  Obscured Fog | -6°C / 21°F | -7°C / 19°F | 93% | 1018 mb (30.06 in) | E 9 kph (E 5.8 mph) | - | 1/4SM |
| | KBOI 141253Z AUTO 08005KT 1/4SM FZFG VV001 M06/M07 A3005 RMK AO2 SLP202 T10611072 TSNO |
| 05:46 MST |  Obscured Fog | -6°C / 21°F | -8°C / 18°F | 86% | 1018 mb (30.06 in) | E 7 kph (E 4.6 mph) | - | 1/4SM |
| | KBOI 141246Z AUTO 09004KT 1/4SM FZFG VV001 M06/M08 A3005 RMK AO2 TSNO |
| 05:12 MST |  Obscured Fog | -7°C / 19°F | -8°C / 18°F | 93% | 1017 mb (30.03 in) | Calm | - | 1/2SM |
| | KBOI 141212Z 00000KT 1/2SM FZFG VV002 M07/M08 A3004 RMK AO2 |
| 04:53 MST |  Obscured Fog | -6°C / 21°F | -7°C / 19°F | 93% | 1017 mb (30.03 in) | Calm | - | M1/4SM |
| | KBOI 141153Z 00000KT M1/4SM FZFG VV001 M06/M07 A3003 RMK AO2 SLP195 70004 T10561067 11039 21072 53009 |
| 03:53 MST |  Obscured Fog | -6°C / 21°F | -7°C / 19°F | 93% | 1017 mb (30.03 in) | Calm | - | M1/4SM |
| | KBOI 141053Z 00000KT M1/4SM FZFG VV001 M06/M07 A3002 RMK AO2 SLP191 T10561067 |
| 03:26 MST |  Overcast Fog | -6°C / 21°F | -7°C / 19°F | 93% | 1017 mb (30.03 in) | Calm | - | 1/4SM |
| | KBOI 141026Z 00000KT 1/4SM FZFG OVC001 M06/M07 A3002 RMK AO2 |
| 03:21 MST |  Overcast Fog And Mist | -6°C / 21°F | -8°C / 18°F | 86% | 1017 mb (30.03 in) | Calm | - | 1SM |
| | KBOI 141021Z 00000KT 1SM BR OVC001 M06/M08 A3002 RMK AO2 |
| 03:17 MST |  Overcast Fog And Mist | -6°C / 21°F | -8°C / 18°F | 86% | 1017 mb (30.03 in) | Calm | - | 2SM |
| | KBOI 141017Z 00000KT 2SM BR OVC001 M06/M08 A3002 RMK AO2 |
| 02:53 MST |  Overcast Fog And Mist | -6°C / 21°F | -8°C / 18°F | 86% | 1016 mb (30 in) | SSE 6 kph (SSE 3.5 mph) | - | 1 1/2SM |
| | KBOI 140953Z 16003KT 1 1/2SM BR OVC001 M06/M08 A3000 RMK AO2 SLP185 T10611078 |
| 02:19 MST |  Overcast Fog And Mist | -7°C / 19°F | -8°C / 18°F | 93% | 1016 mb (30 in) | Calm | - | 1 1/2SM |
| | KBOI 140919Z 00000KT 1 1/2SM BR OVC001 M07/M08 A2999 RMK AO2 CIG 001V005 |
| 02:02 MST |  Overcast Fog And Mist | -7°C / 19°F | -8°C / 18°F | 93% | 1015 mb (29.97 in) | Calm | - | 1SM |
| | KBOI 140902Z 00000KT 1SM BR BKN001 OVC006 M07/M08 A2998 RMK AO2 |
| 01:53 MST |  Overcast Fog And Mist | -7°C / 19°F | -8°C / 18°F | 93% | 1015 mb (29.97 in) | Calm | - | 3/4SM |
| | KBOI 140853Z 00000KT 3/4SM BR SCT001 OVC006 M07/M08 A2997 RMK AO2 SLP178 T10721083 53016 |
| 01:35 MST |  Mostly Cloudy Fog And Mist | -7°C / 19°F | -8°C / 18°F | 93% | 1015 mb (29.97 in) | Calm | - | 3/4SM |
| | KBOI 140835Z 00000KT 3/4SM BR FEW001 BKN006 M07/M08 A2997 RMK AO2 |
| 01:19 MST |  Obscured Fog | -7°C / 19°F | -8°C / 18°F | 93% | 1015 mb (29.97 in) | Calm | - | 1/4SM |
| | KBOI 140819Z 00000KT 1/4SM FZFG VV006 M07/M08 A2996 RMK AO2 |
| 00:53 MST |  Clear Fog And Mist | -6°C / 21°F | -8°C / 18°F | 86% | 1014 mb (29.94 in) | Calm | - | 3/4SM |
| | KBOI 140753Z 00000KT 3/4SM BR CLR M06/M08 A2994 RMK AO2 SLP165 T10611078 |
| 00:51 MST |  Clear Fog And Mist | -6°C / 21°F | -8°C / 18°F | 86% | 1014 mb (29.94 in) | Calm | - | 3/4SM |
| | KBOI 140751Z 00000KT 3/4SM BR CLR M06/M08 A2994 RMK AO2 |
| 00:25 MST |  Partly Cloudy Fog And Mist | -6°C / 21°F | -7°C / 19°F | 93% | 1014 mb (29.94 in) | SW 6 kph (SW 3.5 mph) | - | 1 1/4SM |
| | KBOI 140725Z 23003KT 1 1/4SM BR SCT055 M06/M07 A2993 RMK AO2 |