Summary:
Moderate to heavy rain with a risk for flooding will continue for northern and central California, with heavy mountain snow in the Sierras, southern Cascades, and northern Rockies through midweek. Low pressure tracking through the Ohio Valley and off the Northeast U.S. coast Wednesday into Thursday will bring moderate to locally heavy rain south of it's track and ice and snow to the north. Impacted Lanes: I-90, I-5, I-84, I-80, I-15, I-94, I-72, I-40, I-30, I-37, I-10, I-45, I-35, I-49, I-55, I-59, I-65, I-75, I-95, I-4, I-16
California
Winter Storm Warning remains in effect until 4 PM PST Friday afternoon
- Heavy snow possible in the higher elevations of the Eastern Sierra. 1 to 3 feet of snow expected for elevations above 8,000 feet with locally higher amounts in the peaks. Winds could gust as high as 65 mph.
- Impacts: Visibilities may drop below 1/4 mile due to falling and blowing snow. Travel could be very difficult to impossible. Very strong winds could cause extensive tree damage.
Winter Weather Advisory remains in effect until 4 AM PST Wednesday morning
- Snow expected for elevations above 2000 feet. Total snow accumulations between 4 and 10 inches on high peaks. 1 to 4 inches of snow on roadways.
- Impacts: Travel could be very difficult.
High Wind Warning remains in effect until 3 AM PST Wednesday morning
- South winds 25 to 35 mph with gusts up to 60 mph expected.
- Impacts: Damaging winds could blow down trees and power lines. Widespread power outages are possible. Travel will be difficult, especially for high profile vehicles.
Wind Advisory remains in effect until 11 PM PST this evening
- South winds 20 to 30 mph with gusts up to 60 mph expected.
- Impacts: Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. Winds this strong can make driving difficult, especially for high profile vehicles.
Flood Warning remains in effect until 10 PM PST Wednesday evening
- Urban areas and small streams flooding caused by excessive rainfall is expected.
- Impacts: Flooding of rivers, creeks, streams, and other low-lying and flood-prone locations is imminent or occurring. Streams continue to rise due to excess runoff from earlier rainfall. Low-water crossings are inundated with water and may not be passable.
Flood Advisory remains in effect until 10 AM PST Wednesday morning
- Flooding caused by excessive rainfall and snowmelt is ongoing.
- Impacts: Renewed rainfall today may lead to additional rises on already high rivers and streams and exacerbate ponding in poor drainage areas. Water will be over roadways.
Flood Watch remains in effect until 4 AM PST Wednesday morning
- Flooding caused by excessive rainfall continues to be possible.
- Impacts: Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Flooding may occur in poor drainage and urban areas. Water may be over roadways.
Florida
Dense Fog Advisory remains in effect until 10 AM EST this morning
- Visibility one quarter mile or less in dense fog.
- Impacts: Low visibility could make driving conditions hazardous.
Additional Winter Storm Warnings include but are not limited to: Washington, Oregon, Idaho, and Montana
Additional Winter Weather Advisories include but are not limited to: Washington, Oregon, Idaho, Montana, Missouri, and Illinois
Additional Wind Advisories include but are not limited to: Nevada, and Utah
Additional Flood Warnings include but are not limited to: Oregon, Kentucky, Arkansas, Louisiana, Mississippi, Nevada, Tennessee, and Texas
Additional Dense Fog Advisories include but are not limited to: Texas, Louisiana, Mississippi, Alabama, Georgia, and Arkansas