| 18:55 EST |  Overcast | -1°C / 30°F | -4°C / 25°F | 80% | 1023 mb (30.21 in) | SSW 9 kph (SSW 5.8 mph) | - | 7SM |
| | KJYM 072355Z AUTO 24005KT 7SM OVC025 M01/M04 A3020 RMK AO2 |
| 18:35 EST |  Overcast | -1°C / 30°F | -4°C / 25°F | 80% | 1022 mb (30.18 in) | SW 6 kph (SW 3.5 mph) | - | 7SM |
| | KJYM 072335Z AUTO 23003KT 7SM OVC025 M01/M04 A3019 RMK AO2 |
| 18:15 EST |  Overcast | -1°C / 30°F | -4°C / 25°F | 80% | 1022 mb (30.18 in) | SW 6 kph (SW 3.5 mph) | - | 7SM |
| | KJYM 072315Z AUTO 23003KT 7SM BKN024 OVC030 M01/M04 A3017 RMK AO2 |
| 17:55 EST |  Overcast | -1°C / 30°F | -4°C / 25°F | 80% | 1022 mb (30.18 in) | SW 7 kph (SW 4.6 mph) | - | 7SM |
| | KJYM 072255Z AUTO 23004KT 7SM SCT017 BKN029 OVC034 M01/M04 A3017 RMK AO2 |
| 17:35 EST |  Overcast Light Snow | -1°C / 30°F | -4°C / 25°F | 80% | 1021 mb (30.15 in) | SSW 7 kph (SSW 4.6 mph) | - | 5SM |
| | KJYM 072235Z AUTO 25004KT 5SM -SN SCT027 OVC032 M01/M04 A3016 RMK AO2 |
| 17:15 EST |  Overcast Light Snow | -1°C / 30°F | -4°C / 25°F | 80% | 1021 mb (30.15 in) | SSW 11 kph (SSW 6.9 mph) | - | 3SM |
| | KJYM 072215Z AUTO 25006KT 3SM -SN SCT020 OVC027 M01/M04 A3016 RMK AO2 |
| 16:55 EST |  Overcast Hazy | -1°C / 30°F | -4°C / 25°F | 80% | 1021 mb (30.15 in) | SW 7 kph (SW 4.6 mph) | - | 5SM |
| | KJYM 072155Z AUTO 23004KT 5SM HZ BKN022 BKN031 OVC043 M01/M04 A3015 RMK AO2 |
| 16:35 EST |  Mostly Cloudy | -1°C / 30°F | -5°C / 23°F | 75% | 1021 mb (30.15 in) | SSW 9 kph (SSW 5.8 mph) | - | 7SM |
| | KJYM 072135Z AUTO 24005KT 7SM BKN024 BKN041 M01/M05 A3014 RMK AO2 |
| 16:15 EST |  Mostly Cloudy | -1°C / 30°F | -4°C / 25°F | 80% | 1021 mb (30.15 in) | SW 7 kph (SW 4.6 mph) | - | 7SM |
| | KJYM 072115Z AUTO 23004KT 7SM BKN026 M01/M04 A3014 RMK AO2 |
| 15:55 EST |  Overcast | -1°C / 30°F | -4°C / 25°F | 80% | 1020 mb (30.12 in) | SSW 9 kph (SSW 5.8 mph) | - | 7SM |
| | KJYM 072055Z AUTO 26005KT 7SM SCT019 OVC026 M01/M04 A3013 RMK AO2 |
| 15:35 EST |  Overcast | -1°C / 30°F | -4°C / 25°F | 80% | 1020 mb (30.12 in) | SW 11 kph (SW 6.9 mph) | - | 10SM |
| | KJYM 072035Z AUTO 23006KT 10SM BKN021 OVC028 M01/M04 A3012 RMK AO2 |
| 15:15 EST |  Overcast | -1°C / 30°F | -4°C / 25°F | 80% | 1020 mb (30.12 in) | SSW 9 kph (SSW 5.8 mph) | - | 10SM |
| | KJYM 072015Z AUTO 25005KT 10SM OVC021 M01/M04 A3011 RMK AO2 |
| 14:55 EST |  Mostly Cloudy | -1°C / 30°F | -4°C / 25°F | 80% | 1019 mb (30.09 in) | SSW 9 kph (SSW 5.8 mph) | - | 7SM |
| | KJYM 071955Z AUTO 26005KT 7SM BKN019 M01/M04 A3010 RMK AO2 |
| 14:35 EST |  Partly Cloudy | -1°C / 30°F | -4°C / 25°F | 80% | 1019 mb (30.09 in) | SSW 9 kph (SSW 5.8 mph) | - | 7SM |
| | KJYM 071935Z AUTO 26005KT 7SM SCT015 SCT042 M01/M04 A3009 RMK AO2 |
| 14:15 EST |  Mostly Cloudy | -1°C / 30°F | -4°C / 25°F | 80% | 1019 mb (30.09 in) | SW 15 kph (SW 9.2 mph) | - | 7SM |
| | KJYM 071915Z AUTO 22008KT 7SM SCT015 BKN044 M01/M04 A3008 RMK AO2 |
| 13:55 EST |  Overcast Light Snow | -1°C / 30°F | -4°C / 25°F | 80% | 1019 mb (30.09 in) | SSW 11 kph (SSW 6.9 mph) | - | 5SM |
| | KJYM 071855Z AUTO 25006KT 5SM -SN SCT015 OVC044 M01/M04 A3008 RMK AO2 |
| 13:35 EST |  Overcast Light Snow | -1°C / 30°F | -4°C / 25°F | 80% | 1019 mb (30.09 in) | SSW 11 kph (SSW 6.9 mph) | - | 4SM |
| | KJYM 071835Z AUTO 24006KT 4SM -SN SCT015 OVC042 M01/M04 A3008 RMK AO2 |
| 13:15 EST |  Overcast Light Snow | -1°C / 30°F | -4°C / 25°F | 80% | 1019 mb (30.09 in) | SSW 11 kph (SSW 6.9 mph) | - | 4SM |
| | KJYM 071815Z AUTO 24006KT 4SM -SN BKN013 OVC042 M01/M04 A3008 RMK AO2 |
| 12:55 EST |  Overcast Light Snow | -2°C / 28°F | -4°C / 25°F | 86% | 1019 mb (30.09 in) | SSW 9 kph (SSW 5.8 mph) | - | 4SM |
| | KJYM 071755Z AUTO 24005KT 4SM -SN BKN013 BKN044 OVC050 M02/M04 A3008 RMK AO2 |
| 12:35 EST |  Overcast Hazy | -2°C / 28°F | -5°C / 23°F | 80% | 1019 mb (30.09 in) | SSW 7 kph (SSW 4.6 mph) | - | 5SM |
| | KJYM 071735Z AUTO 25004KT 5SM HZ BKN011 OVC050 M02/M05 A3008 RMK AO2 |
| 12:15 EST |  Overcast Hazy | -2°C / 28°F | -4°C / 25°F | 86% | 1019 mb (30.09 in) | SW 7 kph (SW 4.6 mph) | - | 5SM |
| | KJYM 071715Z AUTO 22004KT 5SM HZ OVC009 M02/M04 A3008 RMK AO2 |
| 11:55 EST |  Overcast Fog And Mist | -2°C / 28°F | -4°C / 25°F | 86% | 1019 mb (30.09 in) | SW 7 kph (SW 4.6 mph) | - | 4SM |
| | KJYM 071655Z AUTO 22004KT 4SM BR BKN009 OVC027 M02/M04 A3008 RMK AO2 |
| 11:35 EST |  Overcast Fog And Mist | -2°C / 28°F | -4°C / 25°F | 86% | 1019 mb (30.09 in) | SW 6 kph (SW 3.5 mph) | - | 3SM |
| | KJYM 071635Z AUTO 21003KT 3SM BR BKN009 OVC017 M02/M04 A3009 RMK AO2 |
| 11:15 EST |  Overcast Light Snow | -2°C / 28°F | -4°C / 25°F | 86% | 1019 mb (30.09 in) | SW 7 kph (SW 4.6 mph) | - | 3SM |
| | KJYM 071615Z AUTO 21004KT 3SM -SN BKN009 OVC017 M02/M04 A3009 RMK AO2 |
| 10:55 EST |  Overcast Light Snow | -2°C / 28°F | -4°C / 25°F | 86% | 1019 mb (30.09 in) | SW 6 kph (SW 3.5 mph) | - | 2 1/2SM |
| | KJYM 071555Z AUTO 22003KT 2 1/2SM -SN BKN009 OVC014 M02/M04 A3009 RMK AO2 |
| 10:35 EST |  Overcast Light Snow | -3°C / 27°F | -4°C / 25°F | 93% | 1019 mb (30.09 in) | S 7 kph (S 4.6 mph) | - | 1 3/4SM |
| | KJYM 071535Z AUTO 19004KT 1 3/4SM -SN SCT008 OVC014 M03/M04 A3009 RMK AO2 |
| 10:15 EST |  Overcast Light Snow | -3°C / 27°F | -5°C / 23°F | 86% | 1019 mb (30.09 in) | S 7 kph (S 4.6 mph) | - | 1 3/4SM |
| | KJYM 071515Z AUTO 19004KT 1 3/4SM -SN OVC016 M03/M05 A3009 RMK AO2 VIS 1 1/4V2 1/2 |
| 09:55 EST |  Overcast Light Snow | -3°C / 27°F | -6°C / 21°F | 80% | 1019 mb (30.09 in) | S 9 kph (S 5.8 mph) | - | 3SM |
| | KJYM 071455Z AUTO 18005KT 3SM -SN SCT015 BKN022 OVC045 M03/M06 A3009 RMK AO2 |
| 09:35 EST |  Overcast Light Snow | -3°C / 27°F | -6°C / 21°F | 80% | 1019 mb (30.09 in) | S 7 kph (S 4.6 mph) | - | 2 1/2SM |
| | KJYM 071435Z AUTO 18004KT 2 1/2SM -SN SCT017 BKN024 OVC060 M03/M06 A3009 RMK AO2 |
| 09:15 EST |  Overcast Light Snow | -3°C / 27°F | -6°C / 21°F | 80% | 1019 mb (30.09 in) | SSE 6 kph (SSE 3.5 mph) | - | 3SM |
| | KJYM 071415Z AUTO 16003KT 3SM -SN SCT024 BKN044 OVC050 M03/M06 A3009 RMK AO2 |
| 08:55 EST |  Overcast Hazy | -3°C / 27°F | -6°C / 21°F | 80% | 1019 mb (30.09 in) | SSE 6 kph (SSE 3.5 mph) | - | 5SM |
| | KJYM 071355Z AUTO 15003KT 5SM HZ SCT033 BKN060 OVC070 M03/M06 A3008 RMK AO2 |
| 08:35 EST |  Overcast Fog And Mist | -4°C / 25°F | -6°C / 21°F | 86% | 1018 mb (30.06 in) | SSE 6 kph (SSE 3.5 mph) | - | 5SM |
| | KJYM 071335Z AUTO 15003KT 5SM BR SCT040 BKN075 OVC085 M04/M06 A3007 RMK AO2 |
| 08:15 EST |  Overcast Hazy | -4°C / 25°F | -7°C / 19°F | 80% | 1019 mb (30.09 in) | SSE 7 kph (SSE 4.6 mph) | - | 5SM |
| | KJYM 071315Z AUTO 15004KT 5SM HZ SCT038 BKN060 OVC075 M04/M07 A3008 RMK AO2 |
| 07:55 EST |  Overcast | -4°C / 25°F | -7°C / 19°F | 80% | 1019 mb (30.09 in) | SSE 11 kph (SSE 6.9 mph) | - | 7SM |
| | KJYM 071255Z AUTO 16006KT 7SM BKN038 OVC075 M04/M07 A3009 RMK AO2 |
| 07:35 EST |  Overcast | -4°C / 25°F | -7°C / 19°F | 80% | 1019 mb (30.09 in) | SSE 11 kph (SSE 6.9 mph) | - | 7SM |
| | KJYM 071235Z AUTO 16006KT 7SM BKN036 OVC080 M04/M07 A3009 RMK AO2 |
| 07:15 EST |  Overcast | -4°C / 25°F | -7°C / 19°F | 80% | 1019 mb (30.09 in) | SSE 7 kph (SSE 4.6 mph) | - | 7SM |
| | KJYM 071215Z AUTO 15004KT 7SM SCT060 BKN080 OVC095 M04/M07 A3009 RMK AO2 |
| 06:55 EST |  Overcast | -4°C / 25°F | -7°C / 19°F | 80% | 1019 mb (30.09 in) | Calm | - | 7SM |
| | KJYM 071155Z AUTO 00000KT 7SM SCT070 OVC090 M04/M07 A3010 RMK AO2 |
| 06:35 EST |  Overcast | -4°C / 25°F | -7°C / 19°F | 80% | 1019 mb (30.09 in) | SE 7 kph (SE 4.6 mph) | - | 7SM |
| | KJYM 071135Z AUTO 13004KT 7SM OVC090 M04/M07 A3009 RMK AO2 |
| 06:15 EST |  Overcast | -4°C / 25°F | -7°C / 19°F | 80% | 1019 mb (30.09 in) | SE 9 kph (SE 5.8 mph) | - | 7SM |
| | KJYM 071115Z AUTO 14005KT 7SM SCT055 OVC100 M04/M07 A3010 RMK AO2 |
| 05:55 EST |  Overcast | -4°C / 25°F | -7°C / 19°F | 80% | 1019 mb (30.09 in) | SE 6 kph (SE 3.5 mph) | - | 7SM |
| | KJYM 071055Z AUTO 13003KT 7SM SCT065 OVC100 M04/M07 A3010 RMK AO2 |
| 05:35 EST |  Overcast | -4°C / 25°F | -7°C / 19°F | 80% | 1019 mb (30.09 in) | Calm | - | 7SM |
| | KJYM 071035Z AUTO 00000KT 7SM SCT070 OVC110 M04/M07 A3010 RMK AO2 |
| 05:15 EST |  Overcast | -4°C / 25°F | -7°C / 19°F | 80% | 1020 mb (30.12 in) | SE 6 kph (SE 3.5 mph) | - | 7SM |
| | KJYM 071015Z AUTO 14003KT 7SM BKN080 OVC090 M04/M07 A3012 RMK AO2 |
| 04:55 EST |  Overcast | -4°C / 25°F | -7°C / 19°F | 80% | 1020 mb (30.12 in) | SSE 6 kph (SSE 3.5 mph) | - | 7SM |
| | KJYM 070955Z AUTO 15003KT 7SM BKN080 OVC100 M04/M07 A3013 RMK AO2 |
| 04:35 EST |  Mostly Cloudy | -4°C / 25°F | -7°C / 19°F | 80% | 1021 mb (30.15 in) | S 7 kph (S 4.6 mph) | - | 7SM |
| | KJYM 070935Z AUTO 18004KT 7SM BKN100 M04/M07 A3014 RMK AO2 |
| 04:15 EST |  Clear | -4°C / 25°F | -7°C / 19°F | 80% | 1020 mb (30.12 in) | Calm | - | 7SM |
| | KJYM 070915Z AUTO 00000KT 7SM CLR M04/M07 A3013 RMK AO2 |
| 03:55 EST |  Partly Cloudy | -4°C / 25°F | -7°C / 19°F | 80% | 1020 mb (30.12 in) | Calm | - | 10SM |
| | KJYM 070855Z AUTO 00000KT 10SM SCT110 M04/M07 A3012 RMK AO2 |
| 03:35 EST |  Overcast | -3°C / 27°F | -7°C / 19°F | 74% | 1020 mb (30.12 in) | Calm | - | 10SM |
| | KJYM 070835Z AUTO 00000KT 10SM OVC110 M03/M07 A3011 RMK AO2 |
| 03:15 EST |  Mostly Cloudy | -3°C / 27°F | -7°C / 19°F | 74% | 1021 mb (30.15 in) | Calm | - | 10SM |
| | KJYM 070815Z AUTO 00000KT 10SM BKN120 M03/M07 A3014 RMK AO2 |
| 02:55 EST |  Mostly Cloudy | -3°C / 27°F | -7°C / 19°F | 74% | 1021 mb (30.15 in) | Calm | - | 10SM |
| | KJYM 070755Z AUTO 00000KT 10SM BKN120 M03/M07 A3014 RMK AO2 |
| 02:35 EST |  Mostly Cloudy | -3°C / 27°F | -7°C / 19°F | 74% | 1021 mb (30.15 in) | S 6 kph (S 3.5 mph) | - | 10SM |
| | KJYM 070735Z AUTO 17003KT 10SM BKN120 M03/M07 A3014 RMK AO2 |
| 02:15 EST |  Partly Cloudy | -4°C / 25°F | -7°C / 19°F | 80% | 1021 mb (30.15 in) | S 6 kph (S 3.5 mph) | - | 10SM |
| | KJYM 070715Z AUTO 18003KT 10SM SCT120 M04/M07 A3014 RMK AO2 |
| 01:55 EST |  Partly Cloudy | -4°C / 25°F | -7°C / 19°F | 80% | 1020 mb (30.12 in) | Calm | - | 10SM |
| | KJYM 070655Z AUTO 00000KT 10SM SCT120 M04/M07 A3013 RMK AO2 |
| 01:35 EST |  Clear | -3°C / 27°F | -7°C / 19°F | 74% | 1021 mb (30.15 in) | Calm | - | 10SM |
| | KJYM 070635Z AUTO 00000KT 10SM CLR M03/M07 A3014 RMK AO2 |
| 01:15 EST |  Clear | -4°C / 25°F | -7°C / 19°F | 80% | 1021 mb (30.15 in) | S 6 kph (S 3.5 mph) | - | 10SM |
| | KJYM 070615Z AUTO 17003KT 10SM CLR M04/M07 A3015 RMK AO2 |
| 00:55 EST |  Clear | -4°C / 25°F | -7°C / 19°F | 80% | 1021 mb (30.15 in) | SSE 6 kph (SSE 3.5 mph) | - | 10SM |
| | KJYM 070555Z AUTO 15003KT 10SM CLR M04/M07 A3015 RMK AO2 |
| 00:35 EST |  Clear | -4°C / 25°F | -7°C / 19°F | 80% | 1021 mb (30.15 in) | Calm | - | 10SM |
| | KJYM 070535Z AUTO 00000KT 10SM CLR M04/M07 A3016 RMK AO2 |
| 00:15 EST |  Clear | -3°C / 27°F | -7°C / 19°F | 74% | 1022 mb (30.18 in) | S 7 kph (S 4.6 mph) | - | 10SM |
| | KJYM 070515Z AUTO 17004KT 10SM CLR M03/M07 A3017 RMK AO2 |