Travel & RV Weather Forecast a.m. Saturday 18 December 2021

  • Low pressure over Ohio moves northeast and brings significant snow to northern New York and much of New England later today and tonight.
  • Strong storm moves into Washington bringing rain and mountain snows to the Northwest and Northern Rockies.
  • Frontal system brings a chance of severe weather to the southeast Texas Coast and heavy rains to southern Louisiana this afternoon and evening.

For details, check out the latest weather animations.

Here’s the long-range travel & RV weather outlook (updated Wednesday 15 December)

— WA Pacific Coast, coastal Juan de Luca and coastal Puget Sound: High Wind Warnings and Advisories through noon today. Gusts 50-60 mph. I-5 impacted.

— WA Olympic Mountains, Cascades, northern and eastern WA; northern ID; northwest MT; northern OR Cascades: Winter Storm Warnings and Advisories through Monday. Snow accumulations will range from 3-6 inches in the valley to 10-25 inches in the mountains. I-90 impacted.

— Southeast WA, northeast OR: Wind Advisory through Sunday morning along the Blue Mountains. Gusts to 55 mph. I-84 impacted.

— Central CA Coast: Wind Advisory this morning for the Santa Lucia mountains. Gusts to 40 mph. US-101, CA-1 impacted.

— Southern CA hills and mountains north and northwest of Los Angeles: Wind Advisory through this afternoon. Gusts 45-55 mph. I-5, I-210, I-405, US-101 impacted.

— Northwest MT Rocky Mountain Front: High Wind Warning through Sunday morning. Gusts to 80 mph.

— South-central MT Livingston area and Beartooth Foothills. Winter Weather Advisory through Sunday evening for blowing snow and gusts 55-70 mph. I-90 highly impacted.

— West-central UT: Dense Fog Advisory through midday today. US-50 impacted.

— Southeast and east-central WY: High Wind Warnings and Watches through Sunday evening. Gusts to 75 mph. I-25, I-80 impacted.

— Portions of southern MO: Flood Warnings this morning for runoff from overnight heavy rains.

— Southeast coastal TX and adjacent southwest LA: Slight right of severe thunderstorms this afternoon and evening. Damaging winds and severe hail are the main threats. I-10, I-45 potentially impacted.

— Coastal and southeast LA; coastal MS and AL: Dense Fog Advisories through late this morning. I-10, I-12, I-49, I-55, I-59 impacted.

— Most of NY east of Buffalo and north of Poughkeepsie and adjacent northern PA; northwest CT; western and central MA; VT; NH; southern and central ME: Winter Storm Warnings (Adirondack Mountains, VT, NH, western ME) and Advisories through Sunday morning. Accumulations range from 4-7 inches of snow in the Warning regions to 1-2 inches of snow, mixed with sleet and freezing rain in the southern portions of the advisory areas. Major highways impacted include I-81, I-87, I-88, I-89, I-90, I-93, I-93, I-95, including the NY Thruway, Mass Pike and Maine Turnpike.

— Southern VA, NC, SC, central and eastern GA: Dense Fog Advisories through late this morning. Major highways impacted include I-20, I-26, I-40, I-77, I-85, I-95.

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