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Impacts METAR Board
KSEA - Seattle-Tacoma Intl, WA, US
Updated at: 1000 UTC 30 Oct 2020
| Potential Impact | None | Slight | Moderate | High |
| Time | 29/22Z | 29/23Z | 30/00Z | 30/01Z | 30/02Z | 30/03Z | 30/04Z | 30/05Z | 30/06Z | 30/07Z | 30/08Z | 30/09Z | 30/10Z |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Temp | 59 | 59 | 59 | 56 | 53 | 52 | 53 | 51 | 50 | 49 | 48 | 51 | 51 |
| Dewpt | 50 | 48 | 48 | 48 | 47 | 46 | 46 | 46 | 46 | 45 | 45 | 46 | 47 |
| Altim | 30.13 | 30.12 | 30.10 | 30.07 | 30.05 | 30.04 | 30.02 | 30.01 | 29.99 | 29.97 | 29.94 | 29.93 | 29.92 |
| VIS | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 |
| CIG | -- | -- | -- | -- | -- | -- | -- | -- | -- | 200 | 220 | 37 | 34 |
| Cover | SCT | SCT | SCT | SCT | FEW | FEW | CLR | FEW | SCT | BKN | BKN | BKN | OVC |
| FltCat | VFR | VFR | VFR | VFR | VFR | VFR | VFR | VFR | VFR | VFR | VFR | VFR | VFR |
| WX | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| WDir | 0 | 200 | 220 | 190 | 0 | 0 | 120 | 130 | 140 | 140 | 140 | 180 | 180 |
| WSpd | 4 | 5 | 6 | 3 | 0 | 0 | 5 | 6 | 9 | 8 | 10 | 10 | 13 |
| WGst | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
KSEA 292153Z VRB04KT 10SM SCT017 SCT120 SCT250 15/10 A3013 RMK AO2 SLP211 T01500100KSEA 292253Z 20005KT 10SM FEW017 SCT035 SCT250 15/09 A3012 RMK AO2 SLP205 T01500089KSEA 292353Z 22006KT 10SM FEW035 SCT250 15/09 A3010 RMK AO2 SLP199 60000 T01500089 10150 20117 57019KSEA 300053Z 19003KT 10SM FEW035 SCT250 13/09 A3007 RMK AO2 SLP188 T01330089KSEA 300153Z 00000KT 10SM FEW035 FEW250 12/08 A3005 RMK AO2 SLP182 T01170083KSEA 300253Z 00000KT 10SM FEW035 11/08 A3004 RMK AO2 SLP180 T01110078 56018KSEA 300353Z 12005KT 10SM CLR 12/08 A3002 RMK AO2 SLP173 T01170078KSEA 300453Z 13006KT 10SM FEW250 11/08 A3001 RMK AO2 SLP168 T01060078KSEA 300553Z 14009KT 10SM FEW100 SCT250 10/08 A2999 RMK AO2 SLP163 T01000078 10150 20100 56017KSEA 300653Z 14008KT 10SM FEW100 BKN200 09/07 A2997 RMK AO2 SLP154 T00940072KSEA 300753Z 14010KT 10SM BKN220 09/07 A2994 RMK AO2 SLP144 T00890072 401500083KSEA 300853Z 18010KT 10SM BKN037 11/08 A2993 RMK AO2 SLP140 T01060078 56022KSEA 300953Z 18013KT 10SM SCT028 OVC034 11/08 A2992 RMK AO2 SLP137 T01060083