Travel & RV Weather Forecast Wednesday 21 September

Heavy rains and some flash flooding likely through Thursday across the Four Corners Region. Heaviest rains over western Colorado.
Severe storms this afternoon across the Upper Ohio Valley and Lower Great Lakes. Also over western Utah and southern Idaho.
Increasing potential for a tropical system to form over the Caribbean that could impact the northern Gulf Coast, Florida and/or the Southeast next week. No need to alter any plans at this time, but stay aware for updates.

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Pacific:

— Eastern NV: Strong winds this afternoon. Gusts 35-45 mph. I-15, I-80, US-50 impacted.

Mountain:

— Central and southern UT; west-central, central and southwest CO; northwest NM; most of AZ: Flood Watches through Thursday evening. 1-3 inches of rain likely with significant potential for flash flooding in some locations. I-15, I-17, I-19, I-40, I-70 potentially impacted.

— Northwest UT and south-central ID: Isolated severe storms with damaging wind gusts possible this afternoon. I-15, I-80, I-84 potentially impacted.

— Southeast WY: High Wind Watch along I-80 between Laramie and Rawlins Thursday night through Friday afternoon. Gusts to 60 mph. I-80 impacted.

Central:

— No significant weather impacts to RV travel today or Thursday.

Eastern:

— Northern OH and adjacent IN; western and north-central PA; western NY: Severe thunderstorms with damaging winds, large hail and a tornado or two are possible this afternoon. I-70, I-71, I-75, I-76, I-77, I-79, I-80, I-81, I-88, I-90, I-99, OH and PA Turnpikes potentially impacted.