| 15:52 EST |  Overcast | 13°C / 55°F | 10°C / 50°F | 82% | 1014 mb (29.94 in) | SW 6 kph (SW 3.5 mph) | 0.00 mm (0.00 in) | 10SM |
| | KDCA 252052Z 23003KT 10SM FEW012 SCT023 OVC250 13/10 A2994 RMK AO2 DZE03 SLP138 SCT V BKN P0000 60000 T01330100 58005 |
| 15:23 EST |  Overcast | 13°C / 55°F | 10°C / 50°F | 82% | 1014 mb (29.94 in) | Variable 6 kph (Variable 3.5 mph) | 0.00 mm (0.00 in) | 10SM |
| | KDCA 252023Z VRB03KT 10SM FEW016 SCT023 BKN045 OVC250 13/10 A2994 RMK AO2 DZE03 SCT V BKN P0000 |
| 15:06 EST |  Overcast | 13°C / 55°F | 11°C / 52°F | 88% | 1014 mb (29.94 in) | SSE 9 kph (SSE 5.8 mph) | 0.00 mm (0.00 in) | 10SM |
| | KDCA 252006Z 20005KT 10SM FEW012 BKN016 OVC045 13/11 A2995 RMK AO2 DZE03 BINOVC SW-NW P0000 |
| 14:52 EST |  Overcast Drizzle | 13°C / 55°F | 11°C / 52°F | 88% | 1015 mb (29.97 in) | SW 13 kph (SW 8.1 mph) | 0.00 mm (0.00 in) | 10SM |
| | KDCA 251952Z 23007KT 10SM -DZ BKN014 OVC021 13/11 A2996 RMK AO2 DZB49 SLP145 P0000 T01280106 |
| 14:24 EST |  Overcast | 13°C / 55°F | 11°C / 52°F | 88% | 1015 mb (29.97 in) | SSW 19 kph (SSW 11.5 mph) | - | 10SM |
| | KDCA 251924Z 24010KT 10SM SCT012 BKN016 OVC023 13/11 A2996 RMK AO2 |
| 13:52 EST |  Overcast | 13°C / 55°F | 11°C / 52°F | 88% | 1015 mb (29.97 in) | SSW 13 kph (SSW 8.1 mph) | - | 10SM |
| | KDCA 251852Z 26007KT 10SM FEW010 BKN014 OVC029 13/11 A2996 RMK AO2 SLP144 T01330111 |
| 13:01 EST |  Overcast | 13°C / 55°F | 11°C / 52°F | 88% | 1014 mb (29.94 in) | SSE 7 kph (SSE 4.6 mph) | - | 10SM |
| | KDCA 251801Z 16004KT 10SM SCT009 OVC015 13/11 A2995 RMK AO2 |
| 12:52 EST |  Overcast | 13°C / 55°F | 11°C / 52°F | 88% | 1014 mb (29.94 in) | SE 7 kph (SE 4.6 mph) | - | 10SM |
| | KDCA 251752Z 14004KT 10SM BKN009 OVC015 13/11 A2995 RMK AO2 SLP141 60007 T01330111 10133 20111 58032 |
| 11:52 EST |  Overcast | 12°C / 54°F | 11°C / 52°F | 94% | 1015 mb (29.97 in) | SE 6 kph (SE 3.5 mph) | 0.00 mm (0.00 in) | 7SM |
| | KDCA 251652Z 12003KT 7SM SCT006 BKN008 OVC012 12/11 A2998 RMK AO2 DZE33 SLP152 P0000 T01220111 |
| 11:33 EST |  Overcast Fog And Mist | 12°C / 54°F | 11°C / 52°F | 94% | 1016 mb (30 in) | Calm | 0.00 mm (0.00 in) | 3SM |
| | KDCA 251633Z 00000KT 3SM BR BKN008 OVC013 12/11 A2999 RMK AO2 DZE33 P0000 |
| 11:18 EST |  Overcast Drizzle | 12°C / 54°F | 11°C / 52°F | 94% | 1016 mb (30 in) | Calm | 0.00 mm (0.00 in) | 2SM |
| | KDCA 251618Z 00000KT 2SM R01/5000VP6000FT -DZ BR FEW004 BKN007 OVC013 12/11 A3000 RMK AO2 P0000 |
| 10:52 EST |  Overcast Drizzle | 12°C / 54°F | 11°C / 52°F | 94% | 1017 mb (30.03 in) | Calm | 0.25 mm (0.01 in) | 1 1/4SM |
| | KDCA 251552Z 00000KT 1 1/4SM R01/3500V4500FT -DZ BR BKN006 OVC011 12/11 A3002 RMK AO2 SLP166 P0001 T01170106 |
| 10:29 EST |  Overcast Drizzle | 12°C / 54°F | 11°C / 52°F | 94% | 1017 mb (30.03 in) | NE 6 kph (NE 3.5 mph) | 0.00 mm (0.00 in) | 1 3/4SM |
| | KDCA 251529Z 03003KT 1 3/4SM R01/4500VP6000FT -DZ BR BKN007 OVC011 12/11 A3003 RMK AO2 P0000 |
| 10:20 EST |  Overcast Drizzle | 12°C / 54°F | 11°C / 52°F | 94% | 1017 mb (30.03 in) | Calm | 0.00 mm (0.00 in) | 1 1/2SM |
| | KDCA 251520Z 00000KT 1 1/2SM R01/4000V5000FT -DZ BR SCT004 OVC008 12/11 A3004 RMK AO2 P0000 |
| 09:52 EST |  Overcast Drizzle | 12°C / 54°F | 11°C / 52°F | 94% | 1017 mb (30.03 in) | NE 6 kph (NE 3.5 mph) | 0.51 mm (0.02 in) | 1 1/4SM |
| | KDCA 251452Z 04003KT 1 1/4SM R01/4000V4500FT -DZ BR BKN007 OVC011 12/11 A3004 RMK AO2 SLP173 P0002 60006 T01170106 58005 |
| 08:52 EST |  Overcast Drizzle | 11°C / 52°F | 10°C / 50°F | 94% | 1018 mb (30.06 in) | NE 6 kph (NE 3.5 mph) | 0.51 mm (0.02 in) | 1SM |
| | KDCA 251352Z 04003KT 1SM R01/3500V6000FT -DZ BR OVC007 11/10 A3005 RMK AO2 CIG 005V009 SLP175 P0002 T01110100 |
| 08:49 EST |  Overcast Drizzle | 11°C / 52°F | 10°C / 50°F | 94% | 1018 mb (30.06 in) | NE 6 kph (NE 3.5 mph) | 0.51 mm (0.02 in) | 1 1/2SM |
| | KDCA 251349Z 04003KT 1 1/2SM R01/3500VP6000FT -DZ BR OVC007 11/10 A3005 RMK AO2 VIS SE-SW 2 1/2 P0002 |
| 08:34 EST |  Overcast Drizzle | 11°C / 52°F | 10°C / 50°F | 94% | 1018 mb (30.06 in) | Calm | 0.51 mm (0.02 in) | 4SM |
| | KDCA 251334Z 00000KT 4SM -DZ BR OVC007 11/10 A3005 RMK AO2 VIS SE-SW 2 1/2 P0002 |
| 08:18 EST |  Overcast Drizzle | 11°C / 52°F | 10°C / 50°F | 94% | 1018 mb (30.06 in) | NE 6 kph (NE 3.5 mph) | 0.51 mm (0.02 in) | 3SM |
| | KDCA 251318Z 03003KT 3SM R01/6000VP6000FT -DZ BR OVC007 11/10 A3005 RMK AO2 P0002 |
| 07:52 EST |  Overcast Drizzle | 11°C / 52°F | 10°C / 50°F | 94% | 1018 mb (30.06 in) | NE 6 kph (NE 3.5 mph) | 0.51 mm (0.02 in) | 1 1/2SM |
| | KDCA 251252Z 04003KT 1 1/2SM R01/4500V6000FT -DZ BR OVC007 11/10 A3006 RMK AO2 SLP179 P0002 T01110100 |
| 07:14 EST |  Overcast Drizzle | 11°C / 52°F | 10°C / 50°F | 94% | 1018 mb (30.06 in) | NE 7 kph (NE 4.6 mph) | 0.25 mm (0.01 in) | 1 1/2SM |
| | KDCA 251214Z 05004KT 1 1/2SM R01/5000VP6000FT -DZ BR OVC007 11/10 A3005 RMK AO2 VIS NE-SE 2 P0001 |
| 06:59 EST |  Overcast Drizzle | 11°C / 52°F | 10°C / 50°F | 94% | 1018 mb (30.06 in) | NE 6 kph (NE 3.5 mph) | 0.00 mm (0.00 in) | 1 1/2SM |
| | KDCA 251159Z 05003KT 1 1/2SM R01/6000VP6000FT -DZ BR BKN006 OVC011 11/10 A3006 RMK AO2 VIS NE-SE 2 P0000 |
| 06:52 EST |  Overcast Drizzle | 11°C / 52°F | 10°C / 50°F | 94% | 1018 mb (30.06 in) | NE 6 kph (NE 3.5 mph) | 0.76 mm (0.03 in) | 2 1/2SM |
| | KDCA 251152Z 05003KT 2 1/2SM -DZ BR BKN006 OVC011 11/10 A3006 RMK AO2 RAE49DZB49 SLP178 P0003 60011 70012 T01110100 10111 20106 53002 |
| 06:49 EST |  Overcast Drizzle | 11°C / 52°F | 10°C / 50°F | 94% | 1018 mb (30.06 in) | NE 6 kph (NE 3.5 mph) | 0.51 mm (0.02 in) | 2 1/2SM |
| | KDCA 251149Z 05003KT 2 1/2SM -DZ BR BKN006 OVC011 11/10 A3006 RMK AO2 RAE49DZB49 P0002 |
| 06:41 EST |  Overcast Light Rain | 11°C / 52°F | 10°C / 50°F | 94% | 1018 mb (30.06 in) | NE 6 kph (NE 3.5 mph) | 0.51 mm (0.02 in) | 3SM |
| | KDCA 251141Z 05003KT 3SM -RA BR BKN006 OVC013 11/10 A3006 RMK AO2 P0002 |
| 06:33 EST |  Overcast Light Rain | 11°C / 52°F | 10°C / 50°F | 94% | 1018 mb (30.06 in) | NE 6 kph (NE 3.5 mph) | 0.51 mm (0.02 in) | 2 1/2SM |
| | KDCA 251133Z 05003KT 2 1/2SM -RA BR BKN006 OVC013 11/10 A3006 RMK AO2 P0002 |
| 06:04 EST |  Overcast Light Rain | 11°C / 52°F | 10°C / 50°F | 94% | 1018 mb (30.06 in) | Calm | 0.25 mm (0.01 in) | 2SM |
| | KDCA 251104Z 00000KT 2SM -RA BR SCT006 BKN009 OVC019 11/10 A3005 RMK AO2 P0001 |
| 05:57 EST |  Overcast Light Rain | 11°C / 52°F | 10°C / 50°F | 94% | 1018 mb (30.06 in) | NE 6 kph (NE 3.5 mph) | 0.00 mm (0.00 in) | 2SM |
| | KDCA 251057Z 04003KT 2SM -RA BR BKN006 OVC011 11/10 A3005 RMK AO2 P0000 |
| 05:52 EST |  Overcast Light Rain | 11°C / 52°F | 10°C / 50°F | 94% | 1018 mb (30.06 in) | NE 6 kph (NE 3.5 mph) | 0.51 mm (0.02 in) | 2SM |
| | KDCA 251052Z 03003KT 2SM R01/5500VP6000FT -RA BR SCT004 OVC011 11/10 A3005 RMK AO2 DZE26RAB26 SLP175 P0002 T01110100 |
| 05:43 EST |  Overcast Light Rain | 11°C / 52°F | 10°C / 50°F | 94% | 1018 mb (30.06 in) | NE 6 kph (NE 3.5 mph) | 0.51 mm (0.02 in) | 1 1/2SM |
| | KDCA 251043Z 04003KT 1 1/2SM R01/5000V5500FT -RA BR SCT004 BKN009 OVC019 11/10 A3005 RMK AO2 DZE26RAB26 P0002 |
| 05:31 EST |  Overcast Light Rain | 11°C / 52°F | 10°C / 50°F | 94% | 1018 mb (30.06 in) | NE 6 kph (NE 3.5 mph) | 0.25 mm (0.01 in) | 1 1/2SM |
| | KDCA 251031Z 04003KT 1 1/2SM R01/5000V5500FT -RA BR OVC004 11/10 A3005 RMK AO2 DZE26RAB26 P0001 |
| 04:52 EST |  Overcast Drizzle | 11°C / 52°F | 10°C / 50°F | 94% | 1018 mb (30.06 in) | Calm | 0.76 mm (0.03 in) | 2 1/2SM |
| | KDCA 250952Z 00000KT 2 1/2SM -DZ BR OVC006 11/10 A3005 RMK AO2 RAE40DZB40 CIG 003V011 SLP176 P0003 T01110100 |
| 04:41 EST |  Overcast Drizzle | 11°C / 52°F | 10°C / 50°F | 94% | 1018 mb (30.06 in) | Calm | 0.76 mm (0.03 in) | 3SM |
| | KDCA 250941Z 00000KT 3SM -DZ BR OVC006 11/10 A3005 RMK AO2 RAE40DZB40 CIG 003V011 P0003 |
| 03:52 EST |  Overcast Light Rain | 11°C / 52°F | 10°C / 50°F | 94% | 1018 mb (30.06 in) | Calm | 0.51 mm (0.02 in) | 2SM |
| | KDCA 250852Z 00000KT 2SM R01/5000VP6000FT -RA BR OVC006 11/10 A3005 RMK AO2 DZE48RAB48 CIG 002V010 SLP177 P0002 60003 T01110100 57015 |
| 03:14 EST |  Obscured Drizzle | 11°C / 52°F | 10°C / 50°F | 94% | 1018 mb (30.06 in) | NE 6 kph (NE 3.5 mph) | 0.00 mm (0.00 in) | 2SM |
| | KDCA 250814Z 05003KT 2SM R01/6000FT -DZ BR VV005 11/10 A3007 RMK AO2 P0000 |
| 03:09 EST |  Obscured Drizzle | 11°C / 52°F | 10°C / 50°F | 94% | 1018 mb (30.06 in) | NE 6 kph (NE 3.5 mph) | 0.00 mm (0.00 in) | 3SM |
| | KDCA 250809Z 05003KT 3SM -DZ BR VV005 11/10 A3007 RMK AO2 P0000 |
| 02:59 EST |  Obscured Drizzle | 11°C / 52°F | 9°C / 48°F | 88% | 1018 mb (30.06 in) | NE 7 kph (NE 4.6 mph) | 0.00 mm (0.00 in) | 2SM |
| | KDCA 250759Z 05004KT 2SM -DZ BR VV005 11/09 A3007 RMK AO2 P0000 |
| 02:52 EST |  Obscured Drizzle | 11°C / 52°F | 9°C / 48°F | 88% | 1018 mb (30.06 in) | NE 7 kph (NE 4.6 mph) | 0.25 mm (0.01 in) | 2SM |
| | KDCA 250752Z 05004KT 2SM -DZ BR VV003 11/09 A3007 RMK AO2 SLP182 P0001 T01110094 |
| 02:12 EST |  Obscured Drizzle | 11°C / 52°F | 9°C / 48°F | 88% | 1019 mb (30.09 in) | NE 6 kph (NE 3.5 mph) | 0.00 mm (0.00 in) | 2SM |
| | KDCA 250712Z 04003KT 2SM -DZ BR VV003 11/09 A3008 RMK AO2 P0000 |
| 01:52 EST |  Overcast Drizzle | 11°C / 52°F | 9°C / 48°F | 88% | 1019 mb (30.09 in) | Calm | 0.00 mm (0.00 in) | 5SM |
| | KDCA 250652Z 00000KT 5SM -DZ BR OVC005 11/09 A3008 RMK AO2 RAB44E49DZB49 SLP187 P0000 T01110094 |
| 00:52 EST |  Overcast | 11°C / 52°F | 9°C / 48°F | 88% | 1019 mb (30.09 in) | NE 6 kph (NE 3.5 mph) | - | 8SM |
| | KDCA 250552Z 04003KT 8SM OVC005 11/09 A3010 RMK AO2 SLP192 60000 T01110094 10111 20106 58014 |