Summary:
Strong to severe thunderstorms will be possible across the Central Plains and Missouri Valley Tuesday afternoon and evening. The main threats will be damaging wind and large hail. A late-season low pressure system will bring widespread high-elevation snow and lower elevation rain across the Pacific Northwest toward the Northern Rockies through Tuesday. Impacted Lanes: I-5, I-84, I-90, I-94, I-70, I-80, I-29, I-65, I-20, I-75, I-40, I-77, I-71
Montana
Winter Storm Warning remains in effect until 12:15 PM MDT Thursday afternoon
- Heavy snow expected. Total snow accumulations between 6 and 14 inches. Winds gusting as high as 40 mph.
- Impacts: Slush and or snow covered roads could cause very difficult travel conditions.
Winter Weather Advisory remains in effect until 12:15 PM MDT Thursday afternoon
- Snow expected. Total snow accumulations between 2 and 8 inches, with the greatest amounts near the Canadian border and the higher terrain of the Southern Rocky Mountain Front. Winds gusting as high as 40 mph.
- Impacts: Slush and or snow covered roads could cause difficult travel conditions.
Wyoming
High Wind Warning remains in effect until 6 PM MDT this evening
- West winds 30 to 40 mph with gusts up to 60 mph possible.
- Impacts: Mainly to transportation. Strong cross winds will be hazardous to light weight or high profile vehicles, including campers and tractor trailers.
Texas
Dense Fog Advisory remains in effect until 7 PM CDT this evening
- Visibility one quarter mile or less in dense fog.
- Impacts: Low visibility could make driving conditions hazardous.
Coastal Flood Advisory remains in effect until 10 AM CDT this morning
- Minor coastal flooding.
- Impacts: Flooding of lots, parks, and roads with only isolated road closures expected.
Flood Warning remains in effect until 1 AM CDT Wednesday morning
- Flooding caused by excessive rainfall continues
- 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. Water over roadways.
California
Wind Advisory remains in effect until 3 PM PDT Wednesday afternoon
- Northwest winds 20 to 30 mph with gusts up to 45 mph.
- Impacts: Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. Travel could be difficult, especially for high profile vehicles.
Additional Winter Weather Advisories include but are not limited to: Washington, and Oregon
Additional Flood Warnings include but are not limited to: Nevada, Idaho, Kansas, Oklahoma, Louisiana, Arkansas, Missouri, Illinois, and Alabama
Additional Wind Advisories include but are not limited to: Idaho, and South Dakota
Additional Dense Fog Advisories include but are not limited to: Oklahoma, Louisiana, Mississippi, Arkansas, Missouri, Illinois, Kentucky, and Tennessee