Showers and Thunderstorms for the Eastern Third of the Country; Fire Weather Concerns; Flooding Issues for the Great Lakes Region

Showers and thunderstorms will continue along and ahead of a cold front for the eastern third of the country. The rainfall for the Great Lakes region could prolong the ongoing flooding. Much cooler weather will filter in behind this cold front along and east of the Rockies. Where the rain is needed, the Southern High Plains, critical fire weather concerns through this weekend. Read More >

A Puget Sound Convergence Zone (PSCZ) forms when strong westerly winds flow around the Olympic Peninsula and converge over Puget Sound. It generally forms north of Seattle, and may move southward to as far as Boeing Field or SeaTac Airport. A PSCZ can cause a narrow band of convective precipitation along it, which can include rain showers, thunderstorms, or snowfall. Strong south to southwest winds are to the south of the PSCZ and north to northwest winds to the north. More model information for the winds around SeaTac can be found on the SeaTac Wind Page .


Hover over or click station to get METAR and TAF (if available)	Wind Barbs, PIREPs, Radar, 10nm Range Rings, all sites except CWOP
838 FTUS46 KSEW 181123 TAFSEA TAF KSEA 181123Z 1812/1918 03004KT P6SM BKN150 OVC250 FM181800 30007KT P6SM BKN250 FM190200 01005KT P6SM SCT250 FM190600 04006KT P6SM FEW250=
747 FTUS46 KSEW 181123 TAFBFI TAF KBFI 181123Z 1812/1912 VRB03KT P6SM SCT200 FM181700 32005KT P6SM BKN200 FM182300 29005KT P6SM SCT250 FM190400 VRB03KT P6SM SCT250=

748 FTUS46 KSEW 181123 TAFPAE TAF KPAE 181123Z 1812/1912 VRB02KT P6SM BKN200 FM181900 23005KT P6SM BKN250 FM182200 29005KT P6SM SCT250 FM190400 VRB02KT P6SM SCT250=

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Showers and Thunderstorms for the Eastern Third of the Country; Fire Weather Concerns; Flooding Issues for the Great Lakes Region

Puget Sound Convergence Zone