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Impacts METAR Board
KIAD - Washington/Dulles In, VA, US
Updated at: 2100 UTC 20 Jun 2019
| Potential Impact | None | Slight | Moderate | High |
| Time | 20/09Z | 20/10Z | 20/11Z | 20/12Z | 20/13Z | 20/14Z | 20/15Z | 20/16Z | 20/17Z | 20/18Z | 20/19Z | 20/20Z | 20/21Z |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Temp | 73 | 72 | 73 | 74 | 77 | 80 | 82 | 85 | 84 | 89 | 88 | 90 | 90 |
| Dewpt | 71 | 70 | 70 | 71 | 71 | 71 | 72 | 70 | 69 | 66 | 66 | 65 | 62 |
| Altim | 29.63 | 29.62 | 29.62 | 29.63 | 29.62 | 29.62 | 29.61 | 29.60 | 29.59 | 29.56 | 29.55 | 29.53 | 29.53 |
| VIS | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 |
| CIG | 7 | 130 | 7 | 8 | 130 | 250 | 150 | 30 | 34 | 50 | 90 | 60 | 100 |
| Cover | OVC | BKN | OVC | OVC | BKN | BKN | BKN | BKN | BKN | BKN | BKN | BKN | BKN |
| FltCat | IFR | VFR | IFR | IFR | VFR | VFR | VFR | MVFR | VFR | VFR | VFR | VFR | VFR |
| WX | -- | -- | -- | -- | -- | -- | -- | -- | -RA | -- | -- | -- | -- |
| WDir | 200 | 190 | 180 | 180 | 180 | 210 | 210 | 210 | 270 | 250 | 220 | 280 | 250 |
| WSpd | 5 | 6 | 4 | 4 | 6 | 7 | 12 | 10 | 10 | 12 | 9 | 12 | 10 |
| WGst | -- | -- | -- | -- | -- | -- | -- | -- | 17 | 19 | 22 | 16 | 17 |
KIAD 200852Z 20005KT 10SM OVC007 23/22 A2963 RMK AO2 SLP029 T02280217 55012 $KIAD 200952Z 19006KT 10SM SCT007 SCT090 BKN130 BKN250 22/21 A2962 RMK AO2 SLP027 T02220211 $KIAD 201052Z 18004KT 10SM BKN007 BKN130 OVC250 23/21 A2962 RMK AO2 SLP025 T02280211 $KIAD 201152Z 18004KT 10SM OVC008 23/22 A2963 RMK AO2 SLP031 T02330217 10239 20222 53002KIAD 201252Z 18006KT 10SM SCT009 BKN130 BKN250 25/22 A2962 RMK AO2 SLP027 T02500217KIAD 201352Z 21007KT 10SM FEW012 SCT150 BKN250 27/22 A2962 RMK AO2 SLP025 T02670217KIAD 201452Z 21012KT 10SM SCT020 SCT100 BKN150 BKN250 28/22 A2961 RMK SLPNO $KIAD 201552Z 21010KT 10SM BKN030 BKN110 BKN160 BKN250 29/21 A2960 RMK AO2 SLP019 T02940211KIAD 201652Z 27010G17KT 10SM -RA BKN034TCU BKN050 BKN120 BKN250 29/21 A2959 RMK AO2 RAB41 SLP014 TCU OHD P0000 T02890206KIAD 201752Z 25012G19KT 10SM BKN050 BKN090 BKN150 BKN250 32/19 A2956 RMK AO2 RAE03 SLP007 P0000 6//// T03170189 10317 20228KIAD 201852Z 22009G22KT 10SM FEW055 BKN090 BKN150 31/19 A2955 RMK AO2 SLP001 T03110189KIAD 201952Z 28012G16KT 10SM BKN060 BKN080 32/18 A2953 RMK AO2 SLP995 T03220183KIAD 202052Z 25010G17KT 10SM SCT060CB BKN100 BKN150 32/17 A2953 RMK AO2 SLP996 CB W MOV E T03220167 55010