Stay up to date with all weather conditions affecting transportation in North America

Expansive Canadian-sourced high pressure will provide mainly fair weather across the U.S. on Monday. Temperatures over the eastern states will run below normal while the western states see above normal temperatures. On Monday night, a cold front will move onshore in the Pacific Northwest, bringing low elevation rain and heavy mountain snow; unsettled weather will continue through the week. 

State-by-state below:

California - Winter Storm Warning/Winter Weather Advisory - North Central. 5-10 inches of snow above 4500ft with winds gusting from 35-50 mph from 1 AM to 2 PM PST Tuesday.

New Mexico - Winter Weather Advisory - Northwestern Mountains. 1-3 inches of snow below 7500ft and 3-6 inches above 7500ft From midnight tonight to midnight MST Tuesday night.

Ohio - Winter Weather Advisory - Northeast Lake Effect. 1-4 inches of snow Until 10 AM EST Monday.

Additionally, the following advisories are spread across multiple states:

High Wind: Oregon, California

Wind Chill: Montana, North Dakota, Minnesota, Iowa, Missouri

Winter Storm Jacob will create hazardous travel conditions from the Plains into the Northeastern U.S. through this weekend. Areas of moderate to heavy snow are forecast over much of the Upper Midwest, Great Lakes, and the interior Northeast and northern New England. Freezing rain is expected from the southern Plains into the Mid Mississippi Valley, and the Mid Atlantic region. 

State-by-state below:

Washington - Winter Storm Watch - Northern. 3-5 inches of snow expected from late tonight through Saturday afternoon. Will likely impact transit along I-90.

Oregon - Winter Storm Warning/Winter Weather Advisory - Northwest. 4-8 inches of snow and 2/10ths inch of ice from 4 PM this afternoon to 2 PM PST Saturday.

California - Winter Storm Warning/Avalanche Warning - North Sierra. For the Winter Storm, 1-3 inches of additional snow above 2000ft until until 6 AM today. Avalanche warning is active in the central Sierra Nevada Mountains between Yuba Pass (Hwy 49) on the north and Ebbetts pass (Hwy 4) on the south, including the greater Lake Tahoe area. Transit along I-80 through the mountains is being affected. 

Idaho - Winter Weather Advisory - Central. 2 to 4 inches of snow, and up to 7 inches over the mountains through 11 AM MST.

Montana - Winter Weather Advisory - Western.  1-2 inches of additional snow until 11 AM MST this morning. Impacting transit along I-90.

Utah - Winter Weather Advisory - Northeast. 6-12 inches of snow and winds gusting up to 50mph through 5 PM MST Friday. Impacting I-15 north of Cedar City, I-80 east of Salt Lake, and I-70 from I-15 to Green River.

Wyoming - Winter Weather Advisory - Western. 3-6 inches of snow and winds gusting up to 50mph until 5 PM MST this afternoon.

Colorado - Winter Storm Warning/​Winter Weather Advisory- Central. 4-8 inches of snow and winds gusting up to 55mph Until 5 PM MST this afternoon.

New Mexico - Winter Storm Warning/​Winter Weather Advisory- Northern. Additional snow up to 1 inch and winds gusting up to 35 mph until 10 AM MST this morning.

North Dakota - Blizzard Warning - Eastern. 1-3 inches of snow, glazing ice, and winds gusting up to 50mph from 8 PM this evening to 6 PM CST Saturday. Travel is not advised on I-94 east of Valley City, I-29 south of Fargo.

South Dakota - Blizzard Warning - Eastern. 3-5 inches of snow and winds gusting up to 50mph from midnight tonight to 6 PM CST Saturday. Impacting transit along I-29 and I-90.

Nebraska - Winter Weather Advisory - Eastern. 3-5 inches of snow, 2/10ths inch of ice, and winds gusting up to 55mph until 6 AM CST Saturday. Imapacting transit along I-80.

Kansas - Winter Storm Warning/​Winter Weather Advisory - 3/10ths inch of ice and winds gusting up to 30mph until late this morning. Impacting transit along I-70

Oklahoma - Winter Weather Advisory - Central. 1/10th inch of ice until 9 AM CST this morning.

Texas - Winter Weather Advisory - North Central. Glazing ice until 8 AM CST this morning.

Minnesota - Winter Storm Warning/​Blizzard Warning-  For the Storm, 5-8 inches of snow, glazing ice, and 25-30mph winds beginning 10AM today. For the Blizzard, winds gusting up to 50mph will cause poor visibility from 6 AM to 6 PM CST Saturday.

Iowa - Winter Storm Warning/Winter Weather Advisory/​Blizzard Warning - For the Storm, 3-5 inches of snow, 1/10th inch of ice, and winds up to 45mph from 9 AM this morning to 6 AM CST Saturday. For the Blizzard, winds gusting up to 50mph will cause poor visibility from 6 AM to 6 PM CST Saturday.

Missouri - Winter Weather Advisory - 1-3 inches of snow and a quarter inch of ice, with winds gusting around 20-30mph until 6 PM CST Friday.

Arkansas - Winter Weather Advisory - Northern. Freezing rain through 10 AM this morning.

Wisconsin -Winter Storm Warning/Winter Weather Advisory  - 4-10 inches of snow and winds gusting up to 35mph from 3 PM this afternoon to 9 PM CST Saturday.

Illinois - Winter Weather Advisory- 2 inches  of snow and 2/10ths inch of ice from 5 PM CST /6 PM EST/ Friday to 6 AM CST /7 AM EST/ Saturday.

Michigan - Winter Storm Warning/Winter Weather Advisory - 3-5 inches of snow and winds gusting up to 35 mph from midnight tonight to noon EST Saturday.

Indiana - Winter Weather Advisory - North/Central. 1 inch of ice and 1/10ths inch of ice with winds gusting up to 35mph from 7 PM Friday to 7 AM EST Saturday.

Ohio - Winter Weather Advisory - Northwest. 2-4 inches of snow and and 1/10ths inch of ice from 7 PM EST /6 PM CST/ this evening to 10 AM EST /9AM CST/ Saturday.

West Virginia - Winter Weather Advisory- Eastern. Wintry precipitation from 5 AM to 7 PM EST Saturday.

Virginia - Winter Weather Advisory - Western. Wintry precipitation from 5 AM to 7 PM EST Saturday.

North Carolina - Winter Weather Advisory - Northwest.  Wintry precipitation from 5 AM to 7 PM EST Saturday.

Pennsylvania - Winter Weather Advisory - East Central.  2-4 inches of snow from 10 AM Saturday to 1 AM EST Sunday.

New Jersey - Winter Weather Advisory - Northern.  2-4 inches of snow from 10 AM Saturday to 1 AM EST Sunday.

Connecticut - Winter Weather Advisory - 2-4 inches of snow from 10 AM Saturday to 1 AM EST Sunday.

Maine - Winter Weather Advisory - Northern. Blowing snow and winds gusting up to 35mph until 4 PM EST this afternoon.

Additionally, the following advisories are spread across multiple states:

High Wind: Utah, Wyoming, Colorado, New Mexico, North Dakota, South Dakota, Nebraska.

Wind Chill: Montana, North Dakota, New York, Vermont, New Hampshire, Maine. 

Winter Storm Jacob will continue to roll across the West Thursday and Friday delivering additional rain, heavy mountain snow and strong winds. Heavy snow and blowing snow will continue Thursday over the Great Lakes and interior Northeast as a storm system shifts off the coast. Another winter storm is anticipated to track from the Plains through the East, Friday through Sunday.

Your state-by-state below:

Washington - Winter Storm Warning/Winter Weather Advisory - 4-7 inches of valley snow and 6-10 inches of mountain snow, and 8 to 12 inches in the Methow Valley through noon PST Thursday. Impacting transit along I-90

Oregon - Winter Storm Warning/Winter Weather Advisory - Western/Cascades. 5-8 inches of snow above 2000 ft and winds gusting up to 40mph Through 4 PM PST Thursday.

California - Winter Storm Warning - Northern/Sierra. 1-2 feet of snow expected above 2000 ft until 6 PM today. Major travel delays expected and transit is being affected along I-5 north of Redding and I-90 through Donner Pass. 

Idaho - Winter Storm Warning/Winter Weather Advisory - For the warning in northern ID, 5-8 in of snow through Through 10 AM Thursday. For the advisory in the southern half of the state, 1-3 inches of snow and winds gusting up to 35 mph from 9 PM this evening to 9 PM MST Friday. Impacting transit along I-90.

Utah - Winter Weather Advisory - Northern. 3-7 inches of snow from 2 AM to 11 AM MST Friday, expected to impact transit along I-15, I-70, I-84, and I-90.

Montana - Winter Weather Advisory - Western. In NW MT, 2-5 inches of snow until 11 AM MST this morning. in SW MT, 4 inches of snow and wind gusts up to 35 mph from 2 AM to 5 PM MST Friday.

Wyoming -   Winter Weather Advisory - Western. 2-5 inches of snow and winds gusting up to 25mph from 5 AM Friday until 2 PM Friday.

New Mexico - Winter Storm Warning/Winter Weather Advisory - Northern. 2-4 inches of snow, with 10-12 inches above 7500 ft, 1/10th inch of ice, and winds gusting up to 55mph Until 5 PM MST Friday. Expected to impact transit along I-25 at Glorieta Pass and I-40 through Tijeras Canyon. 

South Dakota -  Winter Weather Advisory - Southeast. 3-6 inches of snow, 1/10th inch of ice, and winds gusting up to 40mph from 6 AM Friday to midnight CST Friday night.

Nebraska - Winter Weather Advisory - Eastern. Up to 2 inches of snow, a glaze of ice, and winds gusting up to 45mph from midnight tonight to 6 AM CST Saturday.

Kansas - Winter Weather Advisory - 1-2 inches of snow, 2/10th inch of ice, and winds gusting up to 35mph from 5 PM Thursday to noon CST Friday.

Oklahoma - Winter Weather Advisory - Western. 2/10ths inch of ice until 6 AM CST Friday.

Texas - Winter Weather Advisory - Panhandle. 1/10ths inch of ice from 9 AM this morning to 6 AM CST Friday. 

Minnesota - Winter Weather Advisory - Southwest. 3-6 inches of snow, 1/10th inch of ice, and winds gusting up to 40mph from 6 AM Friday to midnight CST Friday night.

Iowa - Winter Weather Advisory - 3-5 inches of snow, 1/10th inch of ice, and winds gusting up to 45mph from 6 AM Friday to 6 PM CST Saturday.

Missouri - Winter Weather Advisory - 1/10th inch of ice and light snow from 9 PM this evening to noon CST Friday.

Wisconsin - Winter Storm Watch - Southwest. 4-10 inches of snow and 1/10th inch of ice expected  Friday through Saturday afternoon.

Illinois - Winter Storm Watch - Northwest. 2-4 inches of snow, 2/10ths inch of ice, and winds gusting up to 45mph expected  Friday through Saturday afternoon.

Michigan - Winter Weather Advisory - Northern/U.P. 2-5 inches of additional snow until 7 PM EST this evening.

Pennsylvania - Winter Weather Advisory - Northwest. 2-3 inches of snow and winds gusting up to 40mph from 3 AM to 7 PM EST Thursday.

New York - Winter Storm Warning/Winter Weather Advisory - Western Lakefront. 3-7 inches of snow and winds gusting up to 40mph until 6 PM EST this evening.

Vermont - Winter Storm Warning/Winter Weather Advisory - 5-10 inches of snow and winds gusting up to 30mph through 7 PM EST tonight.

New Hampshire -Winter Storm Warning/Winter Weather Advisory  - 1-3 inches of additional snow until 5 PM EST this afternoon.

Maine - Winter Storm Warning/Winter Weather Advisory - Southern. 3-4 inches of snow Until 7 PM EST this evening.

Additionally, the following advisories are spread across multiple states:

High Wind: Oregon, California, Nevada, Idaho, Wyoming, Colorado, South Dakota, New York, Pennsylvania, Maryland, West Virginia, Virginia, North Carolina, Massachusetts, Connecticut, Rhode Island, New Jersey, Delaware. 

Wind Chill: Montana, North Dakota, South Dakota, Minnesota, Iowa, Wisconsin.

Dense Fog: Texas, Louisiana, Mississippi, Alabama, Georgia, Florida.

Winter Storm Jacob will bring additional rain and heavy mountain snow with strong winds to the West on Wednesday and Thursday. In the Southeast, a stalled front will continue to be the focus for additional heavy rain and flooding through Wednesday. A weak storm will bring a streak of fresh snow and possibly some ice Wednesday and Thursday from the Northern Plains to New England.

State-by-state below 

Washington - Winter Storm Warning/Winter Weather Advisory - 4-6 inches of valley snow and 6-12 inches of mountain snow from 4 PM this afternoon to noon PST Thursday. Expected to impact transit along I-90

Oregon - Winter Weather Advisory - Western. 2-5 inches of snow and a light glaze of ice from 2 PM this afternoon to 4 PM PST Thursday.

California - Winter Storm Warning - Northern/Sierra. 8-12 inches of snow, locally up to 3 feet, from 6 PM today to 4 PM Thursday. Travel is highly discouraged Wednesday night into Thursday, expected to impact I-80 through Donner Pass.

North Dakota - Winter Weather Advisory - Southeast. 2 to 4 inches of snow until noon CST today.

Minnesota - Winter Weather Advisory - Central. Up to 2 inches of snow until 3 PM CST this afternoon.

Iowa - Winter Weather Advisory - Light glaze of ice accumulation from 1 AM to 9 AM CST Wednesday.

Wisconsin - Winter Weather Advisory - Up to a half inch of snow and a light glaze of ice from 6 AM to noon CST Wednesday.

Illinois - Winter Weather Advisory - Northern. Light glaze of ice accumulation this morning.

New York - Winter Storm Warning/Winter Weather Advisory - Lakefront. 4-7 inches of snow and winds gusting up to 45mph from 1 AM to 6 PM EST Thursday.

Vermont - Winter Storm Warning/Winter Weather Advisory - 6-10 inches of snow from 11 PM this evening to 7 PM EST Thursday.

New Hampshire - Winter Weather Advisory - 4-6 inches of snow from midnight tonight to 5 PM EST Thursday.

Maine - Winter Weather Advisory - 4-6 inches of snow from midnight tonight to 7 PM EST Thursday.

Additionally, the following advisories are spread across multiple states:

Wind Chill: Montana, North Dakota, South Dakota, Minnesota

Dense Fog: Kansas, Arkansas, Louisiana, Illinois, Indiana, Mississippi, Ohio, Alabama, Georgia, Florida, North Carolina, South Carolina

A pair of storm systems moving inland from the Pacific Ocean will keep unsettled weather in place across the Northwest this week. Heavy mountain snow, heavy low elevation rain, and strong winds are all forecast. A front over the Southeast U.S. will be the focus for numerous clusters of showers and thunderstorms which will be capable of producing heavy rainfall and some concerns for flash flooding.

State-by-state breakdown below:

Washington - Winter Weather Advisory - Northwest/Cascades/Southeast. 3-8 inches of snow from 7 PM this evening to 7 AM PST Wednesday. Impacting transit along I-90 through Snoqualmie pass

Oregon -Winter Storm Warning/Winter Weather Advisory - 8 to 12 inches of additional snow and winds gusting up to 50mph until 10 PM PST Tuesday. Impacting transit along I-84.

California - Winter Weather Advisory- Northern/Sierra. 2-4 inches of snow above 2500ft until 10 AM PST this morning.

Idaho - Winter Storm Warning/Winter Weather Advisory - Snow accumulations of 2-4 inches in the valleys and 4-8 inches in the mountains with wind gusts of 20-30mph until 11 PM MST this evening. I-15 is closed from Idaho Falls to Roberts and US-20 is closed from Ashton to Montana.

Nevada - Winter Storm Warning/Winter Weather Advisory - Northern. Snow accumulations of 2-8 inches in the valleys and 6-12 inches in the mountains, with winds gusting up to 50mph through 4 PM PST Tuesday.

Montana - Winter Storm Warning - Northwest. 3 inches of additional snow until noon MST Tuesday and winds chills as low as 40 below zero from noon Tuesday to 5 PM MST Thursday.

Wyoming - Winter Weather Advisory - West. 5 to 9 inches of additional snow and winds gusts up to 55mph until 5 PM Tuesday.

Utah - Winter Weather Advisory - Northeast. 6 to 12 inches of snow and winds gusting up to 40mph until 4 AM MST Wednesday. Will likely impact transit along I-80 and I-84.

Minnesota - Winter Weather Advisory - North Central. 2 inches of snow and a light glaze of ice until 9 AM CST this morning.

Additionally, the following advisories are spread across multiple states:

Wind Chill: Washington, Montana, North Dakota

High Wind: Oregon, California, Nevada, Wyoming

Dense Fog: Kansas, Oklahoma, Texas, Iowa, Missouri, Arkansas, Louisiana, Mississippi, Alabama, Georgia, North Carolina, South Carolina, Florida

Flooding: Arkansas, Louisiana, Mississippi, Alabama, Georgia

A powerful coastal storm will slide up the Northeastern and New England coastline over the next couple of days. Heavy snow is likely from the spine of the Appalachians into interior portions of the Northeast and much of New England; hazardous travel is anticipated. Also, a couple of storms will move into California and the Four Corners this week to produce locally heavy rain and mountain snow.

There are several patches of severe weather across the US:

California - Winter Weather Advisory - Southern Sierras above 7000ft. Total snow accumulations of 5 to 18 inches possible. From 10 PM this evening to 10 PM PST Wednesday.

Idaho - Winter Weather Advisory - SE ID. Additional ice accumulations of a light glaze. Until 11 AM MST this morning.

Montana - Winter Weather Advisory - NW Central, east of Glacier National Park. Snow accumulations of up to 3 inches with winds gusting as high as 30 mph. Until 11 AM MST Tuesday. 

West Virginia/Pennsylvania - Winter Weather Advisory - Western side of the Alleghenies.  Light snow and freezing drizzle. Additional snow accumulations of up to one inch and ice accumulations of a light glaze. Until 10 AM EST this morning.

Winter Storm Ezekiel is finishing its week-long course by impacting parts of northeast New England:

New Hampshire - Winter Storm Warning - Eastern NH. Additional snow accumulations of 3 to 7 inches. Winds gusting as high as 35 mph. Until 5 PM EST this afternoon.

Massachusetts - Winter Storm Warning - Eastern MA including Boston and surrounding areas. Additional snow accumulations of 2 to 4 inches. Winds gusting as high as 40 mph. Until noon EST Tuesday.

Maine - Winter Storm Warning -  Total snow accumulations of 4 to 9 inches, with sleet and ice accumulations up to a half inch. Until 6 PM EST this evening.