KDCA - Washington/Reagan-National Arpt, VA, US
| Potential Impact | None | Slight | Moderate | High |
| Time | 13/11Z | 13/12Z | 13/13Z | 13/14Z | 13/15Z | 13/16Z | 13/17Z | 13/18Z | 13/19Z | 13/20Z | 13/21Z | 13/22Z | 13/23Z |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Temp | 59 | 59 | 63 | 66 | 69 | 74 | 77 | 80 | 81 | 80 | 78 | 76 | 72 |
| Dewpt | 57 | 57 | 60 | 61 | 61 | 61 | 61 | 60 | 61 | 63 | 64 | 63 | 64 |
| Altim | 1016 | 1016.3 | 1017 | 1017 | 1016.7 | 1016.3 | 1016 | 1015 | 1014 | 1013.3 | 1013.3 | 1013.3 | 1013.3 |
| VIS | 10+ | 10+ | 9 | 10+ | 10+ | 10+ | 10+ | 10+ | 10+ | 10+ | 10+ | 10+ | 10+ |
| CIG | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Cover | FEW | FEW | FEW | FEW | FEW | FEW | FEW | CLR | FEW | FEW | FEW | FEW | FEW |
| FltCat | VFR | VFR | VFR | VFR | VFR | VFR | VFR | VFR | VFR | VFR | VFR | VFR | VFR |
| WX | VCFG | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| WDir | 0 | 200 | 180 | 190 | 190 | 170 | 170 | 180 | 190 | 180 | 180 | 180 | 180 |
| WSpd | 0 | 4 | 5 | 5 | 5 | 8 | 8 | 11 | 10 | 8 | 9 | 9 | 9 |
| WGst | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
METAR KDCA 131052Z 00000KT 10SM VCFG FEW250 15/14 A3000 RMK AO2 SLP159 VCFG N T01500139
METAR KDCA 131152Z 20004KT 10SM FEW250 15/14 A3001 RMK AO2 SLP163 T01500139 10161 20144 51015
METAR KDCA 131252Z 18005KT 9SM FEW250 17/16 A3003 RMK AO2 SLP167 T01720156
METAR KDCA 131352Z 19005KT 10SM FEW200 19/16 A3003 RMK SLP167 T01890161
METAR KDCA 131452Z 19005KT 10SM FEW200 21/16 A3002 RMK AO2 SLP163 T02060161 50000
METAR KDCA 131552Z 17008KT 10SM FEW250 23/16 A3001 RMK AO2 SLP160 T02330161
METAR KDCA 131652Z 17008KT 10SM FEW250 25/16 A3000 RMK AO2 SLP157 T02500161
METAR KDCA 131752Z 18011KT 10SM CLR 27/16 A2997 RMK AO2 SLP148 T02670156 10267 20150 58016
METAR KDCA 131852Z 19010KT 10SM FEW250 27/16 A2994 RMK AO2 SLP137 T02720161
METAR KDCA 131952Z 18008KT 10SM FEW140 FEW250 27/17 A2992 RMK AO2 SLP133 T02670172
METAR KDCA 132052Z 18009KT 10SM FEW140 FEW250 26/18 A2992 RMK AO2 SLP132 T02560178 56016
METAR KDCA 132152Z 18009KT 10SM FEW140 FEW250 24/17 A2992 RMK AO2 SLP131 T02440172
METAR KDCA 132252Z 18009KT 10SM FEW120 FEW250 22/18 A2992 RMK AO2 SLP131 T02220178