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Impacts METAR Board
KDCA - Washington/National, VA, US
Updated at: 1200 UTC 27 Feb 2021
| Potential Impact | None | Slight | Moderate | High |
| Time | 27/00Z | 27/01Z | 27/02Z | 27/03Z | 27/04Z | 27/05Z | 27/06Z | 27/07Z | 27/08Z | 27/09Z | 27/10Z | 27/11Z | 27/12Z |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Temp | 41 | 39 | 39 | 38 | 38 | 38 | 38 | 39 | 39 | 39 | 39 | 39 | 39 |
| Dewpt | 34 | 35 | 35 | 35 | 35 | 36 | 36 | 36 | 37 | 37 | 37 | 37 | 37 |
| Altim | 30.46 | 30.44 | 30.42 | 30.42 | 30.40 | 30.37 | 30.33 | 30.32 | 30.27 | 30.24 | 30.20 | 30.18 | 30.16 |
| VIS | 10 | 7 | 10 | 9 | 5 | 5 | 6 | 5 | 5 | 3 | 4 | 4 | 3 |
| CIG | 26 | 24 | 39 | 55 | 27 | 19 | 34 | 26 | 8 | 8 | 7 | 6 | 6 |
| Cover | OVC | OVC | OVC | OVC | OVC | OVC | OVC | OVC | OVC | OVC | OVC | OVC | OVC |
| FltCat | MVFR | MVFR | VFR | VFR | MVFR | MVFR | VFR | MVFR | IFR | IFR | IFR | IFR | IFR |
| WX | -RA | -RA | -RA | -RA | -RA -PL -SN BR | -RA BR | -RA BR | -RA BR | -RA BR | -RA BR | -DZ BR | -DZ BR | -DZ BR |
| WDir | 180 | 140 | 110 | 110 | 70 | 60 | 40 | 40 | 50 | 30 | 40 | 10 | 10 |
| WSpd | 11 | 9 | 6 | 5 | 4 | 4 | 5 | 5 | 6 | 8 | 7 | 8 | 7 |
| WGst | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
KDCA 270002Z 18011KT 10SM -RA BKN026 OVC033 05/01 A3046 RMK AO2 P0000 T00500011KDCA 270052Z 14009KT 7SM -RA SCT017 OVC024 04/02 A3044 RMK AO2 SLP309 P0004 T00390017KDCA 270152Z 11006KT 10SM -RA OVC039 04/02 A3042 RMK AO2 SLP301 P0002 T00390017KDCA 270252Z 11005KT 9SM -RA OVC055 03/02 A3042 RMK AO2 SLP299 P0003 60009 T00330017 56013KDCA 270352Z 07004KT 5SM -RAPLSN BR SCT022 BKN027 OVC034 03/02 A3040 RMK AO2 SNB52PLB52 SLP293 P0005 T00330017KDCA 270452Z 06004KT 5SM -RA BR SCT009 BKN019 OVC036 03/02 A3037 RMK AO2 SNE09PLE09 SLP282 P0005 T00330022 401060033KDCA 270559Z 04005KT 6SM -RA BR SCT009 OVC034 03/02 A3033 RMK AO2 P0000 T00330022KDCA 270652Z 04005KT 5SM -RA BR SCT008 BKN026 OVC032 04/02 A3032 RMK AO2 SLP265 P0003 T00390022 $KDCA 270752Z 05006KT 5SM -RA BR BKN008 OVC015 04/03 A3027 RMK AO2 SLP250 P0002 T00390028 $KDCA 270852Z 03008KT 3SM -RA BR BKN008 OVC016 04/03 A3024 RMK AO2 RAE38B46DZB38E46 SLP238 P0002 60007 T00390028 58027 $KDCA 270952Z 04007KT 4SM -DZ BR BKN007 OVC013 04/03 A3020 RMK AO2 RAE10DZB10 SLP225 P0002 T00390028 $KDCA 271052Z 01008KT 4SM -DZ BR OVC006 04/03 A3018 RMK AO2 SLP220 P0002 T00390028 $KDCA 271152Z 01007KT 3SM -DZ BR OVC006 04/03 A3016 RMK AO2 SLP214 P0000 60011 70031 T00390028 10039 20033 56024 $