Coastal flooding risks on the West Coast demand immediate attention as we navigate through the atmospheric conditions affecting various regions. The National Weather Service has issued a coastal flood warning for the San Francisco Bay, effective from 7 AM today until 2 PM Saturday, emphasizing the potential for significant tidal overflow and low-lying road closures. Additionally, a winter storm warning is in effect for the Sierra Nevada and adjacent ranges, where heavy snow accumulation is anticipated, thereby complicating travel across affected areas. Moreover, hazardous marine conditions persist in parts of Alaska, with warnings of heavy freezing spray and elevated sea conditions. As we delve into this episode, we shall provide a comprehensive overview of these critical weather alerts and their implications across the United States.

Takeaways:

1. The National Weather Service has issued a coastal flood warning for the San Francisco Bay area, effective from today until Saturday afternoon.
2. Coastal flood advisories are in effect for the broader Pacific coast and Monterey Bay through Sunday, indicating significant tidal concerns.
3. Winter storm warnings have been issued for the Sierra Nevada region, with heavy snowfall anticipated and travel difficulties expected.
4. Hazardous marine conditions persist in parts of Alaska, with warnings for heavy freezing spray and rough seas over the weekend.
5. In New York, winter weather advisories remain active, particularly for areas experiencing lake effect snow, leading to hazardous road conditions.
6. The Pacific Northwest is under a coastal flood warning due to king tides, with potential tidal overflow affecting low-lying areas.

Sources

[NWS Alaska | https://forecast.weather.gov/wwamap/wwatxtget.php?cwa=usa&wwa=Heavy+Freezing+Spray+Warning]

[NDBC Marine | https://www.ndbc.noaa.gov/data/Forecasts/FZAK52.PAFC.html]

[NWS Bay Area | https://www.weather.gov/mtr/]

[NWS Hazard Statement | https://forecast.weather.gov/showsigwx.php?warnzone=CAZ006&product1=Coastal+Flood+Warning]

[NWS Sacramento | https://forecast.weather.gov/wwamap/wwatxtget.php?cwa=sto&wwa=winter+storm+warning]

[NBC Bay Area recap | https://www.nbcbayarea.com/news/local/wind-coastal-flood-advisories/4006265/]

[NWS Honolulu Surf | https://www.weather.gov/hfo/SRF]

[NWS Honolulu Coastal Flood Statement | https://www.weather.gov/wwamap/wwatxtget.php?cwa=usa&wwa=all]

[NWS Gray/Portland | https://www.weather.gov/gyx/]

[NWS Marquette | https://forecast.weather.gov/wwamap/wwatxtget.php?cwa=usa&wwa=winter+weather+advisory]

[NWS Gaylord | https://forecast.weather.gov/wwamap/wwatxtget.php?cwa=usa&wwa=winter+weather+advisory]

[NWS Reno | https://forecast.weather.gov/product.php?issuedby=REV&product=WSW&site=rev]

[NWS Buffalo | https://forecast.weather.gov/showsigwx.php?warnzone=NYZ085&product1=Hazardous+Weather+Outlook]

[NWS Albany/BGM Advisories | https://forecast.weather.gov/wwamap/wwatxtget.php?cwa=usa&wwa=winter+weather+advisory]

[NWS Cleveland | https://forecast.weather.gov/wwamap/wwatxtget.php?cwa=usa&wwa=winter+weather+advisory]

[NWS Portland | https://www.weather.gov/wwamap/wwatxtget.php?cwa=pqr&wwa=all]

[NWS Cleveland (NW PA) | https://forecast.weather.gov/wwamap/wwatxtget.php?cwa=buf&wwa=hazardous+weather+outlook]

[NWS Seattle | https://www.weather.gov/sew/]

[NWS SEW Coastal Flood products | https://www.weather.gov/wwamap/wwatxtget.php?cwa=sew&wwa=all]

[NWS Copalis/MapClick | https://forecast.weather.gov/zipcity.php?inputstring=98536]