| 14:47 EST |  Mostly Cloudy | 4°C / 39°F | -3°C / 27°F | 61% | 1022 mb (30.18 in) | W 24 kph (W 15 mph) | - | 10SM |
| | KMTN 221947Z 28013KT 10SM SCT045 SCT120 BKN150 04/M03 A3019 |
| 13:55 EST |  Mostly Cloudy | 4°C / 39°F | -3°C / 27°F | 61% | 1022 mb (30.18 in) | W 22 kph (W 13.8 mph) | - | 10SM |
| | KMTN 221855Z 28012KT 10SM SCT050 SCT120 BKN150 04/M03 A3019 |
| 12:55 EST |  Mostly Cloudy | 4°C / 39°F | -3°C / 27°F | 61% | 1023 mb (30.21 in) | SSW 22 kph (SSW 13.8 mph) | - | 10SM |
| | KMTN 221755Z 26012G17KT 10SM FEW060 SCT120 BKN150 04/M03 A3020 |
| 11:55 EST |  Partly Cloudy | 4°C / 39°F | -4°C / 25°F | 56% | 1024 mb (30.24 in) | W 17 kph (W 10.4 mph) | - | 10SM |
| | KMTN 221655Z 27009KT 10SM SCT060 SCT200 04/M04 A3023 |
| 10:55 EST |  Partly Cloudy | 3°C / 37°F | -4°C / 25°F | 60% | 1024 mb (30.24 in) | SSW 15 kph (SSW 9.2 mph) | - | 10SM |
| | KMTN 221555Z 26008KT 10SM SCT060 SCT200 03/M04 A3024 |
| 09:55 EST |  Partly Cloudy | 3°C / 37°F | -4°C / 25°F | 60% | 1024 mb (30.24 in) | W 19 kph (W 11.5 mph) | - | 10SM |
| | KMTN 221455Z 27010KT 10SM SCT060 SCT200 03/M04 A3025 |
| 08:55 EST |  Partly Cloudy | 2°C / 36°F | -4°C / 25°F | 65% | 1023 mb (30.21 in) | SSW 17 kph (SSW 10.4 mph) | - | 10SM |
| | KMTN 221355Z 25009KT 10SM FEW200 02/M04 A3022 |
| 07:55 EST |  Partly Cloudy | 1°C / 34°F | -4°C / 25°F | 70% | 1023 mb (30.21 in) | W 11 kph (W 6.9 mph) | - | 10SM |
| | KMTN 221255Z 27006KT 10SM FEW045 01/M04 A3020 |
| 06:55 EST |  Partly Cloudy | 0°C / 32°F | -5°C / 23°F | 69% | 1022 mb (30.18 in) | NW 13 kph (NW 8.1 mph) | - | 10SM |
| | KMTN 221155Z 30007KT 10SM SCT060 00/M05 A3018 |
| 05:55 EST |  Partly Cloudy | 0°C / 32°F | -5°C / 23°F | 69% | 1022 mb (30.18 in) | WNW 19 kph (WNW 11.5 mph) | - | 10SM |
| | KMTN 221055Z 29010KT 10SM FEW045 00/M05 A3018 RMK FIRST |
| 05:33 EST |  Clear | 0°C / 32°F | -4°C / 25°F | 75% | 1022 mb (30.18 in) | W 22 kph (W 13.8 mph) | - | 10SM |
| | KMTN 221033Z AUTO 28012KT 10SM CLR 00/M04 A3018 RMK AO2 |
| 05:21 EST |  Clear | 1°C / 34°F | -4°C / 25°F | 70% | 1022 mb (30.18 in) | W 19 kph (W 11.5 mph) | - | 10SM |
| | KMTN 221021Z AUTO 28010KT 10SM CLR 01/M04 A3018 RMK AO2 |
| 04:57 EST |  Mostly Cloudy | 1°C / 34°F | -4°C / 25°F | 70% | 1022 mb (30.18 in) | W 13 kph (W 8.1 mph) | - | 10SM |
| | KMTN 220957Z AUTO 27007KT 10SM BKN041 01/M04 A3017 RMK AO2 |
| 04:36 EST |  Overcast | 1°C / 34°F | -4°C / 25°F | 70% | 1022 mb (30.18 in) | W 13 kph (W 8.1 mph) | - | 10SM |
| | KMTN 220936Z AUTO 27007KT 10SM OVC041 01/M04 A3017 RMK AO2 |
| 04:15 EST |  Overcast | 2°C / 36°F | -3°C / 27°F | 70% | 1022 mb (30.18 in) | SSW 13 kph (SSW 8.1 mph) | - | 10SM |
| | KMTN 220915Z AUTO 25007KT 219V279 10SM OVC041 02/M03 A3017 RMK AO2 |
| 03:54 EST |  Overcast | 2°C / 36°F | -4°C / 25°F | 65% | 1022 mb (30.18 in) | SSW 11 kph (SSW 6.9 mph) | - | 10SM |
| | KMTN 220854Z AUTO 25006KT 10SM OVC041 02/M04 A3018 RMK AO2 |
| 03:33 EST |  Overcast | 1°C / 34°F | -4°C / 25°F | 70% | 1022 mb (30.18 in) | SSW 11 kph (SSW 6.9 mph) | - | 10SM |
| | KMTN 220833Z AUTO 25006KT 10SM OVC043 01/M04 A3017 RMK AO2 |
| 03:12 EST |  Mostly Cloudy | 1°C / 34°F | -4°C / 25°F | 70% | 1022 mb (30.18 in) | SSW 13 kph (SSW 8.1 mph) | - | 10SM |
| | KMTN 220812Z AUTO 25007KT 10SM BKN043 01/M04 A3017 RMK AO2 |
| 02:51 EST |  Partly Cloudy | 1°C / 34°F | -4°C / 25°F | 70% | 1021 mb (30.15 in) | SSW 13 kph (SSW 8.1 mph) | - | 10SM |
| | KMTN 220751Z AUTO 25007KT 10SM SCT045 01/M04 A3016 RMK AO2 |
| 02:30 EST |  Overcast | 1°C / 34°F | -4°C / 25°F | 70% | 1021 mb (30.15 in) | SSW 7 kph (SSW 4.6 mph) | - | 10SM |
| | KMTN 220730Z AUTO 25004KT 10SM OVC045 01/M04 A3016 RMK AO2 |
| 02:09 EST |  Overcast | 1°C / 34°F | -3°C / 27°F | 75% | 1021 mb (30.15 in) | SSW 11 kph (SSW 6.9 mph) | - | 10SM |
| | KMTN 220709Z AUTO 24006KT 10SM OVC045 01/M03 A3016 RMK AO2 |
| 01:48 EST |  Overcast | 1°C / 34°F | -3°C / 27°F | 75% | 1021 mb (30.15 in) | SW 9 kph (SW 5.8 mph) | - | 10SM |
| | KMTN 220648Z AUTO 23005KT 10SM OVC045 01/M03 A3015 RMK AO2 |
| 01:27 EST |  Overcast | 1°C / 34°F | -4°C / 25°F | 70% | 1021 mb (30.15 in) | SSW 11 kph (SSW 6.9 mph) | - | 10SM |
| | KMTN 220627Z AUTO 24006KT 10SM OVC045 01/M04 A3015 RMK AO2 |
| 01:06 EST |  Overcast | 1°C / 34°F | -3°C / 27°F | 75% | 1021 mb (30.15 in) | SW 11 kph (SW 6.9 mph) | - | 10SM |
| | KMTN 220606Z AUTO 23006KT 10SM OVC045 01/M03 A3015 RMK AO2 |
| 00:42 EST |  Overcast | 1°C / 34°F | -4°C / 25°F | 70% | 1021 mb (30.15 in) | SSW 9 kph (SSW 5.8 mph) | - | 10SM |
| | KMTN 220542Z AUTO 24005KT 10SM OVC045 01/M04 A3014 RMK AO2 |
| 00:21 EST |  Overcast | 1°C / 34°F | -4°C / 25°F | 70% | 1021 mb (30.15 in) | SSW 9 kph (SSW 5.8 mph) | - | 10SM |
| | KMTN 220521Z AUTO 25005KT 10SM OVC045 01/M04 A3014 RMK AO2 |
| 00:00 EST |  Overcast | 1°C / 34°F | -4°C / 25°F | 70% | 1021 mb (30.15 in) | SW 9 kph (SW 5.8 mph) | - | 10SM |
| | KMTN 220500Z AUTO 23005KT 10SM OVC045 01/M04 A3015 RMK AO2 |