Travel & RV Weather Forecast Sunday 24 July

Severe storms are possible from parts of New England to the Ohio Valley.
Intense heat continues from the East to the southern Plains.
Flash flooding is possible in the Four Corners region from monsoon showers/storms.
Very hot weather expected for the Pacific Northwest this coming week.

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Pacific:

— Eastern WA and adjacent western and northern ID; northern and northwest OR; southwest OR and adjacent northern CA: Excessive Heat Watch Monday through Friday. High temperatures in the upper 90’s and lower 100’s. I-5, I-82, I-84, I-90 impacted.

Mountain:

— Southern, central and northwest AZ: Flood Watches this afternoon through late Tuesday night for monsoonal thunderstorms. I-8, I-10, I-17, I-40 potentially impacted.

— CO Front Range: Flash Flood Watch this afternoon and tonight. I-25, I-70 potentially impacted.

— Portions of east-central CO: Flood Watch this afternoon and tonight for slow-moving thunderstorms. I-70 potentially impacted.

Central:

— Northeast and east-central OK: Excessive Heat Warning (today) and Watch (Monday): High temperatures 105-111 deg F. I-40, I-44 impacted.

— Northeast IL and adjacent northwest IN: Flood Watch continues through midday today for excessive rainfall. I-55, I-57, I-65, I-80, I-88, I-90, I-94 potentially impacted.

Eastern:

— Northeast and east-central IN; southeast MI; northern and central OH; western, central and north-central PA; western and northern NY; central and northern VT; northern NH; northern ME: Severe thunderstorms expected to develop by late this afternoon. Damaging wind gusts are the main threats, along with the potential for a couple of tornadoes. I-65, I-70, I-71, I-74, I-75, I-76, I-79, I-80, I-81, I-87, I-88, I-89, I-90, I-91, I-93, I-94 potentially impacted.

— Southeast PA and adjacent NJ: Excessive Heat Warning through this evening. Heat index values up to 105 deg F. I-76, I-95, PA Turnpike and NJTP impacted.

— MA; CT; RI; southeastern NY including Long Island; NJ; southeast PA; DE; central and eastern MD; DC; northern VA: Scattered severe thunderstorms possible Monday. Damaging wind gusts are the primary threat. Major highways impacted include I-64, I-66, I-70, I-80, I-81, I-83, I-84, I-87, I-95, NJTP, NY Thruway, Mass Pike.