| 17:55 EST |  Overcast | -1°C / 30°F | -2°C / 28°F | 93% | 1018 mb (30.06 in) | E 22 kph (E 13.8 mph) | - | 10SM |
| | KJYM 242255Z AUTO 09012G19KT 10SM BKN009 OVC075 M01/M02 A3005 RMK AO2 |
| 17:35 EST |  Overcast | -1°C / 30°F | -2°C / 28°F | 93% | 1018 mb (30.06 in) | E 26 kph (E 16.1 mph) | - | 10SM |
| | KJYM 242235Z AUTO 08014G19KT 10SM BKN009 OVC075 M01/M02 A3005 RMK AO2 |
| 17:15 EST |  Overcast | -1°C / 30°F | -2°C / 28°F | 93% | 1018 mb (30.06 in) | E 24 kph (E 15 mph) | - | 10SM |
| | KJYM 242215Z AUTO 09013G20KT 10SM BKN009 OVC075 M01/M02 A3006 RMK AO2 |
| 16:55 EST |  Mostly Cloudy | -1°C / 30°F | -2°C / 28°F | 93% | 1018 mb (30.06 in) | E 26 kph (E 16.1 mph) | - | 10SM |
| | KJYM 242155Z AUTO 08014G20KT 10SM BKN009 BKN075 M01/M02 A3005 RMK AO2 |
| 16:35 EST |  Mostly Cloudy | -1°C / 30°F | -3°C / 27°F | 86% | 1018 mb (30.06 in) | E 22 kph (E 13.8 mph) | - | 10SM |
| | KJYM 242135Z AUTO 08012G20KT 10SM BKN009 BKN075 M01/M03 A3005 RMK AO2 |
| 16:15 EST |  Mostly Cloudy | -1°C / 30°F | -3°C / 27°F | 86% | 1018 mb (30.06 in) | E 24 kph (E 15 mph) | - | 10SM |
| | KJYM 242115Z AUTO 08013G21KT 10SM BKN009 M01/M03 A3005 RMK AO2 |
| 15:55 EST |  Mostly Cloudy | -1°C / 30°F | -3°C / 27°F | 86% | 1018 mb (30.06 in) | E 26 kph (E 16.1 mph) | - | 10SM |
| | KJYM 242055Z AUTO 09014G18KT 10SM BKN009 M01/M03 A3006 RMK AO2 |
| 15:35 EST |  Mostly Cloudy | -1°C / 30°F | -3°C / 27°F | 86% | 1018 mb (30.06 in) | E 24 kph (E 15 mph) | - | 10SM |
| | KJYM 242035Z AUTO 08013G17KT 10SM BKN009 M01/M03 A3007 RMK AO2 |
| 15:15 EST |  Mostly Cloudy | -1°C / 30°F | -3°C / 27°F | 86% | 1019 mb (30.09 in) | ENE 28 kph (ENE 17.3 mph) | - | 10SM |
| | KJYM 242015Z AUTO 07015G19KT 10SM BKN009 M01/M03 A3009 RMK AO2 |
| 14:55 EST |  Partly Cloudy | -1°C / 30°F | -3°C / 27°F | 86% | 1019 mb (30.09 in) | ENE 22 kph (ENE 13.8 mph) | - | 10SM |
| | KJYM 241955Z AUTO 07012KT 10SM SCT009 M01/M03 A3009 RMK AO2 |
| 14:35 EST |  Partly Cloudy | -1°C / 30°F | -3°C / 27°F | 86% | 1020 mb (30.12 in) | E 28 kph (E 17.3 mph) | - | 10SM |
| | KJYM 241935Z AUTO 08015G19KT 10SM SCT009 M01/M03 A3011 RMK AO2 |
| 14:15 EST |  Partly Cloudy | -1°C / 30°F | -3°C / 27°F | 86% | 1020 mb (30.12 in) | E 20 kph (E 12.7 mph) | - | 10SM |
| | KJYM 241915Z AUTO 08011G18KT 10SM SCT009 SCT085 M01/M03 A3012 RMK AO2 |
| 13:55 EST |  Partly Cloudy | -1°C / 30°F | -3°C / 27°F | 86% | 1020 mb (30.12 in) | E 26 kph (E 16.1 mph) | - | 10SM |
| | KJYM 241855Z AUTO 09014G19KT 10SM SCT009 SCT085 M01/M03 A3012 RMK AO2 |
| 13:35 EST |  Partly Cloudy | -2°C / 28°F | -3°C / 27°F | 93% | 1020 mb (30.12 in) | E 22 kph (E 13.8 mph) | - | 10SM |
| | KJYM 241835Z AUTO 09012G18KT 10SM SCT009 SCT070 M02/M03 A3013 RMK AO2 |
| 13:15 EST |  Mostly Cloudy | -2°C / 28°F | -4°C / 25°F | 86% | 1020 mb (30.12 in) | E 24 kph (E 15 mph) | - | 10SM |
| | KJYM 241815Z AUTO 08013G19KT 10SM SCT047 SCT065 BKN090 M02/M04 A3013 RMK AO2 |
| 12:55 EST |  Overcast Unknown Precip | -2°C / 28°F | -4°C / 25°F | 86% | 1020 mb (30.12 in) | E 19 kph (E 11.5 mph) | - | 10SM |
| | KJYM 241755Z AUTO 10010G19KT 10SM UP SCT031 BKN039 OVC070 M02/M04 A3013 RMK AO2 |
| 12:35 EST |  Mostly Cloudy Light Snow | -2°C / 28°F | -4°C / 25°F | 86% | 1021 mb (30.15 in) | E 30 kph (E 18.4 mph) | - | 7SM |
| | KJYM 241735Z AUTO 08016G20KT 7SM -SN SCT029 BKN039 BKN050 M02/M04 A3014 RMK AO2 |
| 12:15 EST |  Partly Cloudy | -2°C / 28°F | -4°C / 25°F | 86% | 1022 mb (30.18 in) | E 28 kph (E 17.3 mph) | - | 10SM |
| | KJYM 241715Z AUTO 09015G20KT 10SM SCT035 SCT050 M02/M04 A3017 RMK AO2 |
| 11:55 EST |  Clear | -2°C / 28°F | -4°C / 25°F | 86% | 1022 mb (30.18 in) | E 26 kph (E 16.1 mph) | - | 10SM |
| | KJYM 241655Z AUTO 09014G18KT 10SM CLR M02/M04 A3017 RMK AO2 |
| 11:35 EST |  Partly Cloudy | -2°C / 28°F | -4°C / 25°F | 86% | 1022 mb (30.18 in) | E 30 kph (E 18.4 mph) | - | 10SM |
| | KJYM 241635Z AUTO 09016G19KT 10SM SCT008 M02/M04 A3018 RMK AO2 |
| 11:15 EST |  Partly Cloudy | -2°C / 28°F | -4°C / 25°F | 86% | 1022 mb (30.18 in) | E 26 kph (E 16.1 mph) | - | 10SM |
| | KJYM 241615Z AUTO 09014G17KT 10SM SCT008 M02/M04 A3019 RMK AO2 |
| 10:55 EST |  Mostly Cloudy | -2°C / 28°F | -4°C / 25°F | 86% | 1023 mb (30.21 in) | E 24 kph (E 15 mph) | - | 10SM |
| | KJYM 241555Z AUTO 09013G17KT 10SM BKN008 M02/M04 A3020 RMK AO2 |
| 10:35 EST |  Overcast | -3°C / 27°F | -4°C / 25°F | 93% | 1023 mb (30.21 in) | E 22 kph (E 13.8 mph) | - | 10SM |
| | KJYM 241535Z AUTO 10012KT 10SM OVC006 M03/M04 A3021 RMK AO2 |
| 10:15 EST |  Overcast | -3°C / 27°F | -4°C / 25°F | 93% | 1023 mb (30.21 in) | E 24 kph (E 15 mph) | - | 10SM |
| | KJYM 241515Z AUTO 09013G18KT 10SM OVC006 M03/M04 A3022 RMK AO2 |
| 09:55 EST |  Overcast | -3°C / 27°F | -5°C / 23°F | 86% | 1024 mb (30.24 in) | E 28 kph (E 17.3 mph) | - | 10SM |
| | KJYM 241455Z AUTO 10015G19KT 10SM OVC006 M03/M05 A3023 RMK AO2 |
| 09:35 EST |  Overcast | -3°C / 27°F | -5°C / 23°F | 86% | 1024 mb (30.24 in) | E 26 kph (E 16.1 mph) | - | 10SM |
| | KJYM 241435Z AUTO 10014G20KT 10SM OVC006 M03/M05 A3023 RMK AO2 |
| 09:15 EST |  Overcast | -3°C / 27°F | -5°C / 23°F | 86% | 1024 mb (30.24 in) | E 24 kph (E 15 mph) | - | 10SM |
| | KJYM 241415Z AUTO 10013G19KT 10SM OVC006 M03/M05 A3023 RMK AO2 |
| 08:55 EST |  Overcast | -3°C / 27°F | -5°C / 23°F | 86% | 1023 mb (30.21 in) | E 28 kph (E 17.3 mph) | - | 10SM |
| | KJYM 241355Z AUTO 10015G19KT 10SM OVC006 M03/M05 A3022 RMK AO2 |
| 08:35 EST |  Overcast | -3°C / 27°F | -5°C / 23°F | 86% | 1023 mb (30.21 in) | E 20 kph (E 12.7 mph) | - | 10SM |
| | KJYM 241335Z AUTO 09011G19KT 10SM OVC006 M03/M05 A3022 RMK AO2 |
| 08:15 EST |  Overcast | -4°C / 25°F | -5°C / 23°F | 93% | 1023 mb (30.21 in) | E 24 kph (E 15 mph) | - | 10SM |
| | KJYM 241315Z AUTO 09013G18KT 10SM OVC006 M04/M05 A3022 RMK AO2 |
| 07:55 EST |  Overcast | -4°C / 25°F | -6°C / 21°F | 86% | 1023 mb (30.21 in) | E 22 kph (E 13.8 mph) | - | 10SM |
| | KJYM 241255Z AUTO 09012KT 10SM OVC006 M04/M06 A3022 RMK AO2 |
| 07:35 EST |  Overcast | -4°C / 25°F | -6°C / 21°F | 86% | 1023 mb (30.21 in) | E 24 kph (E 15 mph) | - | 10SM |
| | KJYM 241235Z AUTO 09013G17KT 10SM OVC006 M04/M06 A3022 RMK AO2 |
| 07:15 EST |  Overcast | -4°C / 25°F | -6°C / 21°F | 86% | 1024 mb (30.24 in) | E 22 kph (E 13.8 mph) | - | 10SM |
| | KJYM 241215Z AUTO 10012G16KT 10SM OVC008 M04/M06 A3023 RMK AO2 |
| 06:55 EST |  Overcast | -4°C / 25°F | -6°C / 21°F | 86% | 1024 mb (30.24 in) | E 20 kph (E 12.7 mph) | - | 10SM |
| | KJYM 241155Z AUTO 10011G17KT 10SM OVC008 M04/M06 A3023 RMK AO2 |
| 06:35 EST |  Overcast | -4°C / 25°F | -6°C / 21°F | 86% | 1023 mb (30.21 in) | E 26 kph (E 16.1 mph) | - | 10SM |
| | KJYM 241135Z AUTO 09014KT 10SM OVC008 M04/M06 A3022 RMK AO2 |
| 06:15 EST |  Overcast | -4°C / 25°F | -6°C / 21°F | 86% | 1023 mb (30.21 in) | E 19 kph (E 11.5 mph) | - | 10SM |
| | KJYM 241115Z AUTO 09010G16KT 10SM OVC008 M04/M06 A3022 RMK AO2 |
| 05:55 EST |  Overcast | -4°C / 25°F | -6°C / 21°F | 86% | 1024 mb (30.24 in) | E 19 kph (E 11.5 mph) | - | 10SM |
| | KJYM 241055Z AUTO 09010KT 10SM OVC010 M04/M06 A3023 RMK AO2 |
| 05:35 EST |  Overcast | -4°C / 25°F | -6°C / 21°F | 86% | 1024 mb (30.24 in) | E 17 kph (E 10.4 mph) | - | 10SM |
| | KJYM 241035Z AUTO 09009G14KT 10SM OVC012 M04/M06 A3023 RMK AO2 |
| 05:15 EST |  Overcast | -4°C / 25°F | -6°C / 21°F | 86% | 1024 mb (30.24 in) | E 17 kph (E 10.4 mph) | - | 10SM |
| | KJYM 241015Z AUTO 09009G14KT 10SM OVC012 M04/M06 A3023 RMK AO2 |
| 04:55 EST |  Overcast | -4°C / 25°F | -6°C / 21°F | 86% | 1024 mb (30.24 in) | E 19 kph (E 11.5 mph) | - | 10SM |
| | KJYM 240955Z AUTO 09010KT 10SM BKN012 OVC075 M04/M06 A3024 RMK AO2 |
| 04:35 EST |  Overcast | -4°C / 25°F | -6°C / 21°F | 86% | 1024 mb (30.24 in) | E 17 kph (E 10.4 mph) | - | 10SM |
| | KJYM 240935Z AUTO 09009KT 10SM SCT010 OVC075 M04/M06 A3024 RMK AO2 |
| 04:15 EST |  Overcast | -4°C / 25°F | -6°C / 21°F | 86% | 1024 mb (30.24 in) | E 19 kph (E 11.5 mph) | - | 10SM |
| | KJYM 240915Z AUTO 10010KT 10SM BKN012 BKN050 OVC075 M04/M06 A3025 RMK AO2 |
| 03:55 EST |  Overcast | -4°C / 25°F | -6°C / 21°F | 86% | 1024 mb (30.24 in) | E 17 kph (E 10.4 mph) | - | 10SM |
| | KJYM 240855Z AUTO 10009KT 10SM BKN012 OVC055 M04/M06 A3025 RMK AO2 |
| 03:35 EST |  Overcast | -4°C / 25°F | -6°C / 21°F | 86% | 1025 mb (30.27 in) | E 13 kph (E 8.1 mph) | - | 10SM |
| | KJYM 240835Z AUTO 10007KT 10SM BKN012 OVC080 M04/M06 A3026 RMK AO2 |
| 03:15 EST |  Overcast | -4°C / 25°F | -7°C / 19°F | 80% | 1025 mb (30.27 in) | E 17 kph (E 10.4 mph) | - | 10SM |
| | KJYM 240815Z AUTO 10009G14KT 10SM BKN012 OVC080 M04/M07 A3026 RMK AO2 |
| 02:55 EST |  Overcast | -4°C / 25°F | -7°C / 19°F | 80% | 1024 mb (30.24 in) | E 15 kph (E 9.2 mph) | - | 10SM |
| | KJYM 240755Z AUTO 10008G15KT 10SM SCT012 SCT050 OVC080 M04/M07 A3025 RMK AO2 |
| 02:35 EST |  Overcast | -4°C / 25°F | -7°C / 19°F | 80% | 1024 mb (30.24 in) | E 19 kph (E 11.5 mph) | - | 10SM |
| | KJYM 240735Z AUTO 09010KT 10SM BKN012 OVC050 M04/M07 A3024 RMK AO2 |
| 02:15 EST |  Overcast | -4°C / 25°F | -7°C / 19°F | 80% | 1024 mb (30.24 in) | E 19 kph (E 11.5 mph) | - | 10SM |
| | KJYM 240715Z AUTO 09010G15KT 10SM BKN012 OVC050 M04/M07 A3024 RMK AO2 |
| 01:55 EST |  Overcast | -4°C / 25°F | -7°C / 19°F | 80% | 1024 mb (30.24 in) | E 20 kph (E 12.7 mph) | - | 10SM |
| | KJYM 240655Z AUTO 10011KT 10SM BKN012 OVC050 M04/M07 A3024 RMK AO2 |
| 01:35 EST |  Overcast | -4°C / 25°F | -7°C / 19°F | 80% | 1023 mb (30.21 in) | E 22 kph (E 13.8 mph) | - | 10SM |
| | KJYM 240635Z AUTO 09012G16KT 10SM OVC012 M04/M07 A3022 RMK AO2 |
| 01:15 EST |  Overcast | -4°C / 25°F | -7°C / 19°F | 80% | 1023 mb (30.21 in) | E 24 kph (E 15 mph) | - | 10SM |
| | KJYM 240615Z AUTO 09013G18KT 10SM OVC012 M04/M07 A3021 RMK AO2 |
| 00:55 EST |  Overcast | -4°C / 25°F | -6°C / 21°F | 86% | 1024 mb (30.24 in) | E 19 kph (E 11.5 mph) | - | 10SM |
| | KJYM 240555Z AUTO 09010KT 10SM OVC012 M04/M06 A3023 RMK AO2 |
| 00:35 EST |  Overcast | -3°C / 27°F | -6°C / 21°F | 80% | 1024 mb (30.24 in) | E 24 kph (E 15 mph) | - | 10SM |
| | KJYM 240535Z AUTO 10013G17KT 10SM BKN012 OVC080 M03/M06 A3024 RMK AO2 |
| 00:15 EST |  Overcast | -3°C / 27°F | -6°C / 21°F | 80% | 1024 mb (30.24 in) | E 22 kph (E 13.8 mph) | - | 10SM |
| | KJYM 240515Z AUTO 10012G18KT 10SM SCT014 BKN070 OVC080 M03/M06 A3023 RMK AO2 |