| 21:14 EST |  Overcast Light Snow | 1°C / 34°F | 0°C / 32°F | 93% | 1009 mb (29.8 in) | N 26 kph (N 16.1 mph) | 0.00 mm (0.00 in) | 5SM |
| | KGON 060214Z 36014G21KT 5SM -SN BR OVC010 01/00 A2979 RMK AO2 P0000 |
| 20:56 EST |  Overcast Light Snow | 1°C / 34°F | 0°C / 32°F | 93% | 1008 mb (29.77 in) | N 20 kph (N 12.7 mph) | 1.02 mm (0.04 in) | 3SM |
| | KGON 060156Z 36011G18KT 3SM -SN BR BKN008 OVC012 01/00 A2978 RMK AO2 SLP085 P0004 T00110000 |
| 20:46 EST |  Overcast Light Snow | 1°C / 34°F | 0°C / 32°F | 93% | 1008 mb (29.77 in) | N 22 kph (N 13.8 mph) | 0.76 mm (0.03 in) | 2 1/2SM |
| | KGON 060146Z 36012G21KT 2 1/2SM -SN BR OVC008 01/00 A2978 RMK AO2 P0003 |
| 20:37 EST |  Overcast Light Snow | 1°C / 34°F | 0°C / 32°F | 93% | 1008 mb (29.77 in) | N 30 kph (N 18.4 mph) | 0.51 mm (0.02 in) | 2 1/2SM |
| | KGON 060137Z 36016G21KT 2 1/2SM -SN BR OVC010 01/00 A2976 RMK AO2 PRESFR P0002 |
| 20:20 EST |  Overcast Light Snow | 1°C / 34°F | 1°C / 34°F | 100% | 1009 mb (29.8 in) | N 28 kph (N 17.3 mph) | 0.25 mm (0.01 in) | 4SM |
| | KGON 060120Z 35015KT 4SM -SN BR FEW009 OVC014 01/01 A2979 RMK AO2 P0001 |
| 19:56 EST |  Overcast Light Snow | 1°C / 34°F | 1°C / 34°F | 100% | 1009 mb (29.8 in) | N 28 kph (N 17.3 mph) | 0.51 mm (0.02 in) | 5SM |
| | KGON 060056Z 36015KT 5SM -SN BR SCT010 OVC021 01/01 A2980 RMK AO2 SLP091 P0002 T00110006 |
| 19:28 EST |  Overcast Light Snow | 1°C / 34°F | 1°C / 34°F | 100% | 1008 mb (29.77 in) | N 28 kph (N 17.3 mph) | 0.25 mm (0.01 in) | 4SM |
| | KGON 060028Z 36015G23KT 4SM -SN BR SCT008 OVC023 01/01 A2978 RMK AO2 P0001 |
| 18:56 EST |  Overcast Light Snow | 1°C / 34°F | 1°C / 34°F | 100% | 1009 mb (29.8 in) | N 28 kph (N 17.3 mph) | 1.78 mm (0.07 in) | 4SM |
| | KGON 052356Z 36015G20KT 4SM -SN BR OVC006 01/01 A2980 RMK AO2 RAE10SNB10 SLP090 P0007 60022 T00110006 10056 20006 58016 |
| 18:28 EST |  Overcast Light Snow | 1°C / 34°F | 0°C / 32°F | 93% | 1009 mb (29.8 in) | N 28 kph (N 17.3 mph) | 1.02 mm (0.04 in) | 2SM |
| | KGON 052328Z 36015G21KT 2SM -SN BR OVC008 01/00 A2981 RMK AO2 RAE10SNB10 P0004 |
| 17:56 EST |  Overcast Light Rain | 2°C / 36°F | 1°C / 34°F | 93% | 1010 mb (29.83 in) | N 26 kph (N 16.1 mph) | 1.52 mm (0.06 in) | 4SM |
| | KGON 052256Z 36014G19KT 4SM -RA BR SCT008 OVC015 02/01 A2982 RMK AO2 SLP099 P0006 T00220011 |
| 17:49 EST |  Overcast Rain | 2°C / 36°F | 1°C / 34°F | 93% | 1010 mb (29.83 in) | N 24 kph (N 15 mph) | 1.27 mm (0.05 in) | 4SM |
| | KGON 052249Z 36013G22KT 4SM RA BR BKN008 OVC015 02/01 A2982 RMK AO2 P0005 |
| 17:42 EST |  Overcast Light Rain | 3°C / 37°F | 2°C / 36°F | 93% | 1009 mb (29.8 in) | N 28 kph (N 17.3 mph) | 1.27 mm (0.05 in) | 4SM |
| | KGON 052242Z 36015G22KT 4SM -RA BR SCT010 OVC017 03/02 A2981 RMK AO2 P0005 |
| 16:56 EST |  Overcast Light Rain | 4°C / 39°F | 3°C / 37°F | 93% | 1010 mb (29.83 in) | N 24 kph (N 15 mph) | 0.25 mm (0.01 in) | 9SM |
| | KGON 052156Z 36013KT 9SM -RA BKN012 OVC018 04/03 A2983 RMK AO2 SLP100 P0001 T00390028 |
| 16:16 EST |  Overcast Light Rain | 4°C / 39°F | 3°C / 37°F | 93% | 1010 mb (29.83 in) | N 22 kph (N 13.8 mph) | 0.00 mm (0.00 in) | 6SM |
| | KGON 052116Z 01012KT 6SM -RA BR FEW008 BKN016 OVC022 04/03 A2984 RMK AO2 P0000 |
| 15:56 EST |  Overcast Light Rain | 4°C / 39°F | 4°C / 39°F | 100% | 1010 mb (29.83 in) | N 22 kph (N 13.8 mph) | 0.51 mm (0.02 in) | 4SM |
| | KGON 052056Z 36012G18KT 4SM -RA BR FEW008 BKN014 OVC032 04/04 A2984 RMK AO2 SLP106 P0002 60008 T00440039 55026 |
| 15:49 EST |  Overcast Light Rain | 5°C / 41°F | 4°C / 39°F | 93% | 1011 mb (29.85 in) | N 19 kph (N 11.5 mph) | 0.51 mm (0.02 in) | 3SM |
| | KGON 052049Z 36010KT 3SM -RA BR SCT014 BKN020 OVC032 05/04 A2985 RMK AO2 P0002 |
| 14:56 EST |  Overcast Light Rain | 5°C / 41°F | 3°C / 37°F | 87% | 1010 mb (29.83 in) | NE 24 kph (NE 15 mph) | 0.51 mm (0.02 in) | 8SM |
| | KGON 051956Z 03013KT 8SM -RA SCT019 OVC034 05/03 A2984 RMK AO2 SLP106 P0002 T00500033 |
| 13:56 EST |  Overcast Light Rain | 5°C / 41°F | 3°C / 37°F | 87% | 1012 mb (29.88 in) | NE 24 kph (NE 15 mph) | 1.02 mm (0.04 in) | 8SM |
| | KGON 051856Z 04013G19KT 8SM -RA SCT019 OVC030 05/03 A2989 RMK AO2 SLP121 P0004 T00500033 |
| 12:56 EST |  Overcast Light Rain | 6°C / 43°F | 4°C / 39°F | 87% | 1013 mb (29.91 in) | NE 22 kph (NE 13.8 mph) | 1.02 mm (0.04 in) | 6SM |
| | KGON 051756Z 04012KT 6SM -RA BR SCT019 OVC039 06/04 A2992 RMK AO2 SLP132 P0004 60011 T00560039 10061 20050 56053 |
| 11:56 EST |  Overcast Light Rain | 6°C / 43°F | 4°C / 39°F | 87% | 1014 mb (29.94 in) | NE 19 kph (NE 11.5 mph) | 1.02 mm (0.04 in) | 6SM |
| | KGON 051656Z 04010KT 6SM -RA BR BKN032 OVC050 06/04 A2994 RMK AO2 PRESFR SLP139 P0004 T00610044 |
| 10:56 EST |  Overcast Light Rain | 6°C / 43°F | 5°C / 41°F | 93% | 1016 mb (30 in) | NE 13 kph (NE 8.1 mph) | 0.51 mm (0.02 in) | 5SM |
| | KGON 051556Z 03007KT 5SM -RA BR BKN034 OVC045 06/05 A3000 RMK AO2 PRESFR SLP159 P0002 T00610050 |
| 09:56 EST |  Overcast Light Rain | 6°C / 43°F | 4°C / 39°F | 87% | 1019 mb (30.09 in) | N 13 kph (N 8.1 mph) | 0.00 mm (0.00 in) | 6SM |
| | KGON 051456Z 01007KT 6SM -RA BR OVC036 06/04 A3008 RMK AO2 SLP185 P0000 60001 T00560044 58009 |
| 08:56 EST |  Overcast Light Rain | 5°C / 41°F | 4°C / 39°F | 93% | 1019 mb (30.09 in) | NE 11 kph (NE 6.9 mph) | 0.00 mm (0.00 in) | 7SM |
| | KGON 051356Z 03006KT 7SM -RA BKN034 OVC070 05/04 A3008 RMK AO2 PRESFR SLP186 P0000 T00500044 |
| 07:56 EST |  Overcast Light Rain | 5°C / 41°F | 4°C / 39°F | 93% | 1020 mb (30.12 in) | N 7 kph (N 4.6 mph) | 0.25 mm (0.01 in) | 7SM |
| | KGON 051256Z 36004KT 7SM -RA OVC040 05/04 A3012 RMK AO2 SLP198 P0001 T00500039 |
| 06:56 EST |  Overcast Light Rain | 6°C / 43°F | 3°C / 37°F | 81% | 1019 mb (30.09 in) | NE 7 kph (NE 4.6 mph) | 0.00 mm (0.00 in) | 7SM |
| | KGON 051156Z 03004KT 7SM -RA SCT043 OVC070 06/03 A3010 RMK AO2 SLP193 P0000 60000 T00560033 10061 20050 56013 |
| 05:56 EST |  Overcast Light Rain | 6°C / 43°F | 3°C / 37°F | 81% | 1019 mb (30.09 in) | N 7 kph (N 4.6 mph) | 0.00 mm (0.00 in) | 10SM |
| | KGON 051056Z AUTO 01004KT 10SM -RA FEW055 OVC070 06/03 A3010 RMK AO2 RAB07 SLP193 P0000 T00610028 |
| 04:56 EST |  Overcast | 6°C / 43°F | 3°C / 37°F | 81% | 1020 mb (30.12 in) | NE 6 kph (NE 3.5 mph) | 0.00 mm (0.00 in) | 10SM |
| | KGON 050956Z AUTO 04003KT 10SM OVC070 06/03 A3011 RMK AO2 RAB28E41 SLP196 P0000 T00610028 |
| 03:56 EST |  Overcast | 6°C / 43°F | 3°C / 37°F | 81% | 1021 mb (30.15 in) | NW 6 kph (NW 3.5 mph) | - | 10SM |
| | KGON 050856Z AUTO 31003KT 10SM OVC080 06/03 A3014 RMK AO2 SLP206 T00560028 55001 |
| 02:56 EST |  Mostly Cloudy | 6°C / 43°F | 3°C / 37°F | 81% | 1020 mb (30.12 in) | NNE 9 kph (NNE 5.8 mph) | - | 10SM |
| | KGON 050756Z AUTO 02005KT 10SM BKN095 06/03 A3013 RMK AO2 PRESFR SLP201 T00560028 |
| 01:56 EST |  Mostly Cloudy | 6°C / 43°F | 3°C / 37°F | 81% | 1021 mb (30.15 in) | N 6 kph (N 3.5 mph) | - | 10SM |
| | KGON 050656Z AUTO 01003KT 10SM BKN100 06/03 A3014 RMK AO2 SLP206 T00560033 |
| 00:56 EST |  Partly Cloudy | 5°C / 41°F | 3°C / 37°F | 87% | 1021 mb (30.15 in) | Calm | - | 10SM |
| | KGON 050556Z AUTO 00000KT 10SM FEW110 05/03 A3014 RMK AO2 SLP207 T00500033 10072 20039 58006 |