Summary:
One last moist storm system will impact parts of California today with locally heavy rain, mountain snow and gusty winds, before the system moves into the Southwestern U.S. on Tuesday and becomes a multi-hazard winter storm by midweek in the Central U.S. A large storm will remain well offshore of the East Coast today but frozen precipitation is expected in Maine and parts of New England. Impacted Lanes: I-80, I-5, I-205, I-10, I-17, I-40, I-15, I-94, I-90, I-29, I-35, I-95, I-295, I-395
California
Winter Storm Warning remains in effect until 4 AM PST Tuesday morning
- Snow. Additional snow accumulations of 6 to 12 inches with local accumulations of 18 to 24 inches.
- Impacts: Travel could be very difficult to impossible. Blowing snow could reduce visibilities.
Flood Warning remains in effect until 9 PM PST Tuesday evening
- Flooding caused by excessive rainfall and other multiple causes continues.
- Impacts: Flooding of rivers, creeks, streams, and other low-lying and flood-prone locations is imminent or occurring. Several structures are flooded and some sand bagging operations are continuing. Numerous roads remain closed due to flooding. Expect many areas of slow moving or standing water.
Winter Weather Advisory remains in effect until 4 AM PST Tuesday morning
- Snow. Additional snow accumulations of 2 to 4 inches.
- Impacts: Plan on slippery road conditions. The hazardous conditions could impact the morning or evening commute.
Flood Advisory remains in effect until 12 PM PST this afternoon
- Urban and small stream flooding caused by excessive rainfall is expected.
- Impacts: Minor flooding in low-lying and poor drainage areas. Rises in small streams and normally dry arroyos. Overflowing poor drainage areas. Ponding of water in urban or other areas is occurring or is imminent. Water over roadways.
Coastal Flood Advisory remains in effect until 9 AM PST this morning
- Minor coastal flooding.
- Impacts: Flooding of lots, parks, and roads with only isolated road closures expected.
Wind Advisory remains in effect until 4 AM PST Tuesday morning
- Southwest winds 20 to 30 mph with gusts up to 45 mph expected.
- Impacts: Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. Travel may be difficult, especially for high profile vehicles.
North Dakota
Dense Fog Advisory remains in effect until 11 AM MST this morning
- Visibility one quarter mile or less in dense fog.
- Impacts: Low visibility could make driving conditions hazardous. The fog may deposit a thin layer of ice on roads, making them slick.
Additional Winter Storm Warnings include but are not limited to: Nevada, Arizona, Utah, Colorado and Maine
Additional Winter Weather Advisories include but are not limited to: Nevada, Utah, Arizona, Colorado, New Mexico, Wyoming, Montana, South Dakota, Minnesota, Wisconsin, Michigan, Massachusetts, New Hampshire and Maine
Additional Wind Advisories include but are not limited to: Nevada, Arizona, New Mexico, Texas, Oklahoma, Missouri and Arkansas
Additional Dense Fog Advisories include but are not limited to: Montana, Utah and Colorado
