RV Weather

Severe weather threat this afternoon and evening for portions of MT and ND. Early-summer heat wave spreads into the Northern Plains. Heavy rains with flash flooding potential for portions of eastern TX and southern LA today and Saturday.

— Interior valleys. and. deserts of southeast CA, southern NV, the CA/AZ border: Excessive Heat Warnings through Saturday. Highs 104-112 deg F. I-5, I-8, I-10, I-15, I-40 impacted.

— Northwest UT and valleys of southeast and southwest UT: Excessive Heat Warnings through Saturday. Highs around 105 deg F. I-15, I-80 St. George and Lake Powell regions impacted.

— Central and eastern MT, northern ND: Slight chance of severe thunderstorms this afternoon and evening. Primary threat is damaging wind gusts. I-94 potentially impacted.

— Eastern MT, northwest ND: Slight chance of severe thunderstorms Saturday. I-94 potentially impacted.

— Portions of western NY, extreme northwest PA, northeast, central and southwest OH, central and eastern TN, western NC: Dense Fog Advisories through midmorning.

— Southeast Tidewater VA, northeastern coastal NC: Flash Flood Watches through midday. I-64 potentially impacted.

— Far northern NY, northern VT, central and northern NH, southern and central ME: Slight chance of severe thunderstorms Saturday. I-95 potentially impacted.