KDCA - Washington/Reagan-National Arpt, VA, US
| Potential Impact | None | Slight | Moderate | High |
| Time | 13/10Z | 13/11Z | 13/12Z | 13/13Z | 13/14Z | 13/15Z | 13/16Z | 13/17Z | 13/18Z | 13/19Z | 13/20Z | 13/21Z | 13/22Z |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Temp | 77 | 77 | 78 | 80 | 82 | 84 | 85 | 86 | 88 | 89 | 87 | 89 | 89 |
| Dewpt | 64 | 65 | 65 | 66 | 65 | 66 | 67 | 66 | 67 | 68 | 67 | 68 | 68 |
| Altim | 1011.6 | 1011.9 | 1012.6 | 1013.3 | 1013.3 | 1013.6 | 1014 | 1013.6 | 1013.3 | 1012.6 | 1013 | 1013 | 1012.6 |
| VIS | 10+ | 10+ | 10+ | 10+ | 10+ | 10+ | 10+ | 10+ | 10+ | 10+ | 10+ | 10+ | 10+ |
| CIG | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 25000 | 25000 | 25000 |
| Cover | SCT | FEW | FEW | FEW | FEW | FEW | FEW | FEW | FEW | SCT | BKN | BKN | BKN |
| FltCat | VFR | VFR | VFR | VFR | VFR | VFR | VFR | VFR | VFR | VFR | VFR | VFR | VFR |
| WX | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| WDir | 350 | 360 | 330 | 350 | 330 | 340 | 320 | 350 | 350 | 20 | 10 | 20 | 40 |
| WSpd | 6 | 3 | 6 | 8 | 11 | 12 | 9 | 10 | 11 | 7 | 8 | 7 | 4 |
| WGst | -- | -- | -- | -- | 19 | 19 | -- | 19 | -- | -- | -- | -- | -- |
METAR KDCA 130952Z 35006KT 10SM FEW140 SCT250 25/18 A2987 RMK AO2 SLP114 T02500178
METAR KDCA 131052Z 36003KT 10SM FEW060 FEW100 25/18 A2988 RMK AO2 SLP118 TCU DSNT SE T02500183
METAR KDCA 131152Z 33006KT 10SM FEW100 FEW250 26/18 A2990 RMK AO2 SLP125 T02560183 10261 20244 53012
METAR KDCA 131252Z 35008KT 10SM FEW250 27/19 A2992 RMK AO2 SLP130 T02670189
METAR KDCA 131352Z COR 33011G19KT 10SM FEW030 FEW250 28/18 A2992 RMK AO2 SLP131 T02780183
METAR KDCA 131452Z 34012G19KT 10SM FEW030 FEW250 29/19 A2993 RMK AO2 SLP134 T02890189 51010
METAR KDCA 131552Z 32009KT 10SM FEW035 FEW250 29/19 A2994 RMK AO2 SLP137 T02940194
METAR KDCA 131652Z 35010G19KT 10SM FEW040 FEW250 30/19 A2993 RMK AO2 SLP133 T03000189
METAR KDCA 131752Z 35011KT 10SM FEW040 FEW250 31/19 A2992 RMK AO2 SLP131 T03110194 10311 20256 58003
METAR KDCA 131852Z 02007KT 10SM FEW050 SCT250 32/20 A2990 RMK AO2 SLP126 T03170200
METAR KDCA 131952Z 01008KT 10SM SCT055 BKN250 31/19 A2991 RMK AO2 SLP127 T03060194
METAR KDCA 132052Z 02007KT 10SM FEW055 BKN250 32/20 A2991 RMK AO2 SLP128 T03170200 55003
METAR KDCA 132152Z 04004KT 10SM FEW050 BKN250 32/20 A2990 RMK AO2 SLP126 T03170200