Three things to know about Travel & RV Weather Wednesday 15 March

California storm moves into the Rockies today: high winds, mountain snows. Heavy rain for Arizona.
Strong winds this afternoon across the Southern and Central Plains.
Severe weather threat for southeast Oklahoma and the ARK-LA-TEX region Thursday; very large hail possible.

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Where does the California storm go next? Click here for the extended outlook (updates every Tuesday, Thursday and Sunday)

Pacific:

— Northern CA northern and central Sacramento Valley: FLOOD WARNINGS and Advisories this morning. Flooding occurring now along portions of the Sacramento River and other waterways. I-5, CA-99 potentially impacted.

— Northern, central and eastern NV: FLOOD WARNINGS and Advisories in effect today and tonight from a combination of excessive rainfall and snowmelt. I-80, US-6, US-50, US-93 potentially impacted.

— Southeast NV: Flood Watch through early Thursday afternoon. I-15, US-93 potentially impacted.

— NV except northwest, west-central and far-south portions of state: Wind Advisories through midday today. Gusts to 50 mph. I-80, US-6, US-50, US-93, US-95 impacted.

— Southeast CA Death Valley NP: Wind Advisory this morning. Gusts to 50 mph.

— Southern CA San Bernardino and Riverside County Mountains; Apple and Lucerne Valleys: Wind Advisories through this evening. Gusts to 50 mph. I-10, I-15 impacted.

— Southern CA coastal region from Santa Barbara to Los Angeles: Flood Watches and Advisories through this afternoon. I-5, I-10, I-15, US-101 potentially impacted.

Mountain:

— North-central and west-central ID; much of west-central, southwest, central and northern MT; eastern ID and western WY; north-central, northeast, central and southwest UT: A combination of Winter Storm Warnings, Watches and Advisories today through early Thursday morning. Snow accumulations will generally be 4-12 inches in the valleys, lower elevations and high plains, a foot or more over the Passes, and 1-3 feet in the mountains. Wind gusts to 40 mph. I-15, I-70, I-80, I-84, I-90, I-94 impacted.

— Southern ID and western UT: High Wind Warnings (ID) and Advisories today. Wind gusts 45-65 mph. Strongest winds over southwest and south-central ID. I-15, I-80, I-84 impacted.

— Northeast WY and west-central SD Black Hills: High Wind Warning continues this morning. Gusts to 60 mph. I-90 impacted.

— Portions of central, southern and eastern WY: High Wind Warnings and Watches today. Gusts 50-70 mph. I-25, I-80 impacted.

— Northwest, west-central and central AZ: Flood Watches through Thursday afternoon. Flooding from a combination of rainfall and snowmelt is possible. I-15, I-17, I-40, US-60, US-93 potentially impacted.

— Central and southwest CO and adjacent southeast UT; north-central NM: Winter Storm Warnings Watches and Advisories this evening through Thursday night. Snow accumulations will range from 6-24 inches with many areas seeing at least a foot of snow. Wind gusts 40-50 mph. I-25, I-70 impacted.

— Northeast and east-central NM: Wind Advisory this afternoon and evening. Gusts to 50 mph. I-40 impacted.

— Southeast NM: Wind Advisory this afternoon and tonight. Gusts to 60 mph. This area is east of US-54 / Alamogordo and White Sands NP. US-380 impacted.

Central:

— Far-west TX Davis Mountains, just south of the I-10/I-20 split: High Wind Warnings this evening through Thursday evening. Gusts to 60 mph.

— South-central ND; north-central SD: Dense Fog Advisory this morning.

— Most of central NE: Winter Weather Advisory tonight through Thursday evening. Snow and blowing snow. 1-3 inches accumulation and wind gusts to 50 mph. I-80 impacted.

— Northeast NE; southeast SD; northwest IA; southeast, central and northwest MN; northern WI: Winter Storm Watches Thursday through Friday morning. Snow accumulations in the 3-6 inch range. Wind gusts to 50 mph. I-29, I-35, I-80, I-90, I-94 impacted.

— Northern TX Panhandle; western, central and north-central OK; central and east-central KS: Wind Advisories midday today through this evening. Gusts 45-50 mph. I-35, I-40 impacted.

— Much of central and eastern TX; southeast and east-central OK; west-central and southwest AR; northwest and west-central LA: Scattered severe thunderstorms likely Thursday into Thursday night. Large hail, damaging winds and a few tornadoes all possible. Very large hail possible over south-central OK and north-central TX. I-10, I-20, I-30, I-35, I-40, I-45, I-49 potentially impacted.

— Southeast LA; MS and AL coastal regions; FL Panhandle: Isolated severe thunderstorms possible Friday. Damaging winds will be the main threat, but a tornado or two cannot be ruled out. I-10, I-12, I-55, I-59, I-65 potentially impacted.

Eastern:

— MI Upper Peninsula: Winter Storm Watch Thursday evening through Saturday evening. Heavy snow followed by lake-effect snow. Wind gusts to 40 mph. I-75, US-2, US-41, MI-28 impacted.

— Southern VT; southwest NH; portions of central and western MA: Wind Advisories through this afternoon. Gusts to 45 mph. I-89, I-90, I-91, I-93, Mass Pike impacted.

— Northern VT; northern NH and adjacent western ME: Winter Weather Advisories through early this afternoon. Up to 2 inches additional snowfall possible. Wind gusts to 35 mph. I-91, US-2 impacted.

Tornado safety information for RVers (what to do!):

Weather Safety Tips

Access to real-time road information:

Phone numbers and websites for road conditions in all 50 states. Courtesy of the Cheyenne WY Weather Forecast Office

Weather Hazards as of Wednesday morning 15 March. Click on graphic for real-time update.
Flash flood risk today 15 March
Wind gusts this afternoon 15 March
Likelihood of winter weather impacting RV travel today 15 March (west)
Likelihood of winter weather impacting RV travel today 15 March (east)
Severe thunderstorm risk Thursday 16 March
Flash flood risk Thursday 16 March
Wind gusts Thursday 16 March
Likelihood of winter weather impacting RV travel Thursday 16 March (west)
Likelihood of winter weather impacting RV travel Thursday 16 March (east)
Severe thunderstorm risk Friday 17 March
Wind gusts Friday afternoon 17 March
Likelihood of winter weather impacting RV travel Friday 17 March (west)
Likelihood of winter weather impacting RV travel Friday 17 March (east)
Total snowfall accumulation through Friday night 17 March
Total precipitation amounts through Friday night 17 March