Summary:
Snow showers, squalls and strong winds will affect portions of the Cascades and Rockies through Wednesday. Meanwhile, a developing storm across the Southern Plains will track toward the Great Lakes into Thursday as severe thunderstorms, flash flooding and strong winds are forecast for the Mid-Lower Mississippi Valley. Heavy snow is possible for the Upper Midwest and wintry mix for the Northeast. Impacted Lanes: I-40, I-90, I-5, I-15, I-35, I-20, I-10, I-44, I-30, I-55, I-69, I-24
Montana
Winter Storm Warning remains in effect until 3 PM MDT this afternoon
- Heavy snow. Total snow accumulations up to 3 inches on the plains, with between 6 and 12 inches at and above pass level. Winds gusting as high as 65 mph.
- Impacts: Widespread blowing snow could significantly reduce visibility.
High Wind Warning remains in effect until 11:59 PM MDT this evening
- West winds 30 to 40 mph, with gusts up to 60 mph expected.
- Impacts: Travel could be difficult, especially for high profile vehicles.
Winter Weather Advisory remains in effect until 11 AM MDT this morning
- Snow. Additional snow accumulations of 1 to 3 inches. Winds gusting as high as 35 mph.
- Impacts: Plan on slippery road conditions. Patchy blowing snow could significantly reduce visibility. Gusty winds could bring down tree branches.
New Mexico
Freezing Fog Advisory remains in effect until 9 AM MST this morning
- Visibility less than one mile at times in freezing fog.
- Impacts: Low visibility could make driving conditions hazardous. This includes I-40 in the Clines Corners area.
California
Dense Fog Advisory remains in effect until 10 AM PST this morning
- Visibility one quarter mile or less in dense fog. Visibility as low as 200 feet.
- Impacts: Hazardous driving conditions due to low visibility.
Oklahoma
Flood Warning remains in effect until 9 AM CST this morning
- 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. Flooding on low-lying roadways is imminent or occurring.
Flood Watch remains in effect until 9 PM CST this evening
- Flooding caused by excessive rainfall is possible.
- Impacts: Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Low-water crossings may be flooded.
Ohio
Wind Advisory remains in effect until 7 PM EST Thursday evening
- Southwest winds 20 to 30 mph with gusts between 45 and 55 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.
High Wind Watch remains in effect until 7 PM EST Thursday evening
- Southwest winds 20 to 30 mph with gusts up to 60 mph possible.
- Impacts: Damaging winds could blow down trees and power lines. Widespread power outages are possible. Travel could be difficult, especially for high profile vehicles.
Additional Winter Storm Warnings include but are not limited to: Washington
Additional High Wind Warnings include but are not limited to: Wyoming
Additional Winter Weather Advisories include but are not limited to: Washington, Idaho, Wyoming, Colorado and Wisconsin
Additional Dense Fog Advisories include but are not limited to: Louisiana and Mississippi
Additional Flood Warnings include but are not limited to: Texas, Louisiana and Mississippi
Additional Flood Watches include but are not limited to: Missouri and Arkansas
Additional Wind Advisories include but are not limited to: Utah, Colorado, Texas, Louisiana, Arkansas, Missouri, Mississippi, Alabama, Tennessee, Kentucky, Illinois and Indiana
Additional High Wind Watches include but are not limited to: Colorado, South Dakota, Nebraska, Illinois, Indiana and New York
