| UPPER AIR PATTERN AT APPROXIMATELY FL180 |
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SYNOPSIS...WEAK HIGH PRESSURE WILL DOMINATE OVER THE WEEKEND WITH LIGHT LOW LEVEL ONSHORE FLOW. A TROUGH WILL BRUSH WASHINGTON MONDAY AND TUESDAY BRINGING STRONGER ONSHORE FLOW AND COOLER TEMPERATURES. WEAK RIDGING RETURNS WEDNESDAY AND THURSDAY WITH DRY CONDITIONS AND NEAR AVERAGE TEMPERATURES. ANOTHER TROUGH MAY AFFECT THE AREA BY THE END OF THE WEEK WITH A RETURN TO COOLER ONSHORE FLOW. |
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SEA TRACON WEATHER IMPACTS ISSUED: 7/19/2008 7:16:29 AM |
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| PSCZ | CONF | TIME | WIND SHIFT INFO |
| BFI | |||
| SEA | |||
| WIND (>40KT AOB 050) | DIR/SPD/LEVEL | ||
| SEA | |||
| TS (WITHIN 10 MILES) | |||
| BFI | |||
| SEA | |||
| FOG (VIS < 1 MILE) | |||
| BFI | |||
| SEA | |||
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CURRENT ZSE ARTCC WEATHER HAZARDS |
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| Issued: 7/19/2008 6:18:57 AM | ||||
| HAZARDS | AREAS | |||
| A | B | C | D | |
| ICING | ||||
| LO-TURB | ||||
| LLWS | ||||
| HI-TURB | X | X | X | X |
| TSTM | ||||
| CIG <050 | X | X | X | |
| IFR | X | X | X | |
| Click here for ZSE Area Map | ||||
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| CURRENT RADAR/SATELLITE IMAGES |
 Radar | VIS | IR | WV |
| ZSE CWSU SEATTLE TRACON TACTICIAL DECISION AIDS | |||||
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| Compression TDA | Convective TDA | Terminal TDA | Flight Categories | Freezing Levels | Convergence Zone |
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