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Planning to travel this week? Here’s what could impact your route.

• Heavy rain and severe storms threaten Virginia and the Carolinas today, with localized rainfall above 6 inches, damaging winds, and hail possible.
• Severe storms across the central Plains and Midwest this afternoon and evening may bring damaging winds, an isolated tornado, and hail larger than 2 inches.
• Heat continues across the Southwest and the south-central and Gulf states, with temperatures up to 118 degrees and heat-index values up to 115.

Your route’s weather may vary from the general forecast — check your exact trip

This free daily forecast is separate from a paid RV Weather SureRoute subscription. SureRoute checks the weather along your specific route and travel timing.

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Significant travel weather for the next 2-3 days.

Weather Impacts Pacific:

— Central and eastern Washington, and central, north-central, and northeastern, and Oregon: Heat Advisories today, with temperatures 95 to 105 degrees.

— South-central Oregon and far northern and northeastern California: Red Flag Warnings today, with wind gusts up to 30 mph supporting rapid fire spread. I-5, US-97, US-395, CA-3, CA-96, CA-139 impacted.

— Southern Nevada, and parts of southern California, including Death Valley National Park, the Coachella Valley, San Diego County deserts, and San Gorgonio Pass: Extreme Heat Warnings today, continuing through Friday in southeastern California and southwestern Arizona, with temperatures 106 to 118 degrees. I-8, I-10, I-11, I-15, I-40, US-60, US-93, US-95, CA-62, CA-78 impacted.

Weather Impacts Mountain:

— Western Montana and central and northern Idaho: Isolated severe thunderstorms are possible Saturday afternoon, with damaging wind gusts the primary concern. I-15, I-90, US-2, US-12, US-20, US-89, US-93, US-95, US-191 potentially impacted.

— Central and southwest Montana: Isolated organized severe thunderstorms are possible Sunday. I-15, I-90, I-94, US-12, US-20, US-87, US-89, US-191, US-212, US-287 potentially impacted.

— Northern, southeast and southwest Idaho: Heat Advisories today, with temperatures up to 98 degrees.

— Eastern Wyoming, and northeast and east-central Colorado: Isolated severe thunderstorms are possible Saturday afternoon, with damaging wind gusts possible. I-25, I-70, I-76, I-80, I-90, US-6, US-14, US-16, US-18, US-20, US-24, US-26, US-30, US-34, US-36, US-40, US-85, US-212, US-285, US-287, US-385 potentially impacted.

— Northwest and west-central Utah: A Heat Advisory continues today and Saturday, with temperatures around 100 degrees.

— Western, central and southern Arizona, including Phoenix and Tucson: Extreme Heat Warnings continue through Saturday around Tucson and through Friday around Phoenix and surrounding deserts, with temperatures 107 to 115 degrees. I-8, I-10, I-17, I-19, US-60, US-70, US-191 impacted.

Weather Impacts Central:

— Much of central and eastern North Dakota and northwestern Minnesota: Patchy fog this morning may reduce visibility to around one-quarter mile with rapid changes over short distances. I-29, I-94, US-2, US-10, US-52, US-59, US-281 impacted.

— Southern South Dakota, Nebraska, much of Kansas, southeastern Wisconsin, southern Iowa, northern and central Missouri, and central and northern Illinois: Scattered severe thunderstorms are possible this afternoon and evening, with damaging winds, an isolated tornado, and hail; parts of the central Plains could see hail larger than 2 inches. I-29, I-35, I-39, I-41, I-43, I-44, I-49, I-55, I-57, I-64, I-70, I-72, I-74, I-76, I-80, I-88, I-90, I-94 potentially impacted.

—Far-southwestern South Dakota and the Nebraska Panhandle: Isolated severe thunderstorms are possible Saturday afternoon, with damaging wind gusts possible. I-76, I-80, I-90, US-6, US-14, US-16, US-18, US-20, US-26, US-30, US-34, US-85, US-385 potentially impacted.

— Much of Oklahoma, central and eastern Texas, central and southern Arkansas, Louisiana, most of Mississippi, central and southern Alabama, and the Florida Panhandle: Extreme Heat Warnings and Heat Advisories today, with temperatures up to 109 degrees and heat-index values 104 to 115 degrees; advisories continue Sunday in parts of Texas. I-10, I-12, I-20, I-30, I-35, I-40, I-44, I-45, I-49, I-55, I-59 impacted.

— Most of Arkansas and adjacent northern Louisiana: Isolated severe thunderstorms with damaging wind and hail are possible Saturday. I-20, I-30, I-40, I-49, US-49, US-59, US-62, US-63, US-64, US-65, US-67, US-70, US-71, US-79, US-82, US-165, US-167, US-425 potentially impacted.

— Eastern Texas, most of Louisiana, southern Mississippi, southern Alabama, and the western Florida Panhandle: Isolated severe thunderstorms with damaging wind gusts are possible today. I-10, I-12, I-20, I-49, I-55, I-59, I-65, I-85 potentially impacted.

Weather Impacts East:

— Central Ohio near Buckeye Lake: Flood Warnings continue today, with the major flooding warning extending into early Saturday; both eastbound and westbound I-70 are closed near Exit 129 with more than a foot of water likely, and flooding also affects I-70 between Exits 122 and 126. I-70 impacted.

— Far-southwestern Michigan and northwestern Indiana: Scattered severe thunderstorms with damaging winds and hail are possible today. I-57, I-65, I-74, I-80, I-90, I-94, I-96 potentially impacted.

— Southeastern Michigan’s Lower Peninsula, southeastern Indiana, Ohio, most of central and eastern Kentucky, most of West Virginia, far-western New York, and western Pennsylvania: Isolated severe thunderstorms with damaging wind and hail are possible Saturday. I-64, I-65, I-68, I-69, I-70, I-71, I-74, I-75, I-76, I-77, I-79, I-80, I-86, I-90, I-94, I-96 potentially impacted.

— Southern Indiana, southern Ohio, much of Kentucky, northern West Virginia, western Pennsylvania, and western Maryland: Dense Fog Advisories and Special Weather Statements for fog continue this morning, with visibility below one-quarter mile in some valleys and rapid changes over short distances. I-64, I-65, I-68, I-70, I-71, I-74, I-75, I-76, I-77, I-79, I-80 impacted.

— South-central Ohio near Circleville: A Flood Warning continues through Sunday morning; flooding may affect State Route 56 just north of US-22, with additional nearby roadway flooding. US-23 impacted.

— Southern New Hampshire, southern Vermont, much of Massachusetts, northwestern Rhode Island, most of Connecticut, southeastern New York and the lower Hudson Valley, much of New Jersey, and eastern Pennsylvania: Isolated severe thunderstorms are possible Sunday. I-76, I-78, I-80, I-81, I-84, I-86, I-87, I-89, I-90, I-91, I-93, I-95 potentially impacted.

— Southern Vermont, far-western Massachusetts, northwest Connecticut, much of eastern and central New York, and central and northeastern Pennsylvania: Dense Fog Advisories and Special Weather Statements for fog continue this morning, with visibility as low as one-quarter mile in valleys and rapid changes over short distances. I-70, I-76, I-80, I-81, I-84, I-86, I-87, I-88, I-90, I-91, I-99 impacted.

— Much of New Jersey, southeastern Pennsylvania, Delaware, most of Maryland, the District of Columbia, and eastern Virginia: Heavy rain over recently soaked ground could cause flash flooding Saturday, especially in the Mid-Atlantic coastal corridor. I-64, I-66, I-70, I-76, I-78, I-83, I-85, I-95, I-97 potentially impacted.

— Central, southern and eastern Virginia, much of North Carolina, and northern South Carolina: Flash flooding is possible today; central North Carolina and adjacent north-central South Carolina could receive 2 to 4 inches of rain, with localized totals above 6 inches and rainfall rates near 2 inches per hour. I-20, I-26, I-40, I-64, I-73, I-74, I-77, I-81, I-85, I-87, I-95 potentially impacted.

— Southern Virginia, North Carolina, South Carolina, and eastern, central and southern Georgia: Scattered severe thunderstorms with damaging winds and hail are possible today. The greatest risk of severe weather will be across central and southern North Carolina and central and eastern South Carolina. I-10, I-16, I-20, I-26, I-40, I-64, I-73, I-74, I-75, I-77, I-85, I-87, I-95 potentially impacted.

— Parts of central and eastern North Carolina: Flood Watches continue today and Saturday as repeated thunderstorms may produce 2 to 5 inches of rain at rates up to 3 inches per hour, causing flash flooding of low-lying, urban, and poor-drainage roads. I-40, I-73, I-74, I-85, I-87, I-95 potentially impacted.

— Southeastern North Carolina, coastal South Carolina, coastal and southern Georgia, and northern Florida: Heat Advisories today, with heat-index values up to 110 degrees.

— South Florida: A Heat Advisory today with heat-index values up to 107 degrees.

Tropical Weather Outlook for the next 7 days:

— No significant tropical cyclone activity expected to impact the continental United States for the next seven days.

Extended Hazard Outlook

Outlook Sunday August 23rd through Thursday August 27th:

— Sunday, August 23 through Thursday, August 27: Southern California and the Southwest through the southern Plains and Lower Mississippi Valley into Alabama and northwestern Florida: Hazardous heat may create challenging conditions across the region. Major highways potentially affected include I-8, I-10, I-15, I-20, I-25, I-30, I-35, I-40, I-55, I-65.

Extended Outlook August 28th through September 3rd:

— Friday, August 28 through Thursday, September 3: From California and the interior West through the central and southern Plains and Mississippi Valley into the Southeast: Extreme heat may develop, creating challenging conditions. Extreme heat is expected Friday, August 28 through Saturday, August 29 from southeastern California, southern Nevada, and Arizona through southeastern Colorado, New Mexico, the southern Plains, and southwestern Missouri into Arkansas, Louisiana, and southwestern Mississippi. Major highways potentially affected include I-4, I-5, I-8, I-10, I-15, I-20, I-25, I-29, I-30, I-35, I-40, I-55, I-65, I-70, I-75, I-76, I-80, I-84, I-85, I-95.

— Friday, August 28: From northeastern South Carolina and North Carolina through the Mid-Atlantic into southern New England and Maine: Heavy precipitation may develop, creating localized flooding and difficult travel. Major highways potentially affected include I-40, I-64, I-76, I-80, I-87, I-90, I-91, I-95.

Confidence in the Extended Outlook:

Confidence is average overall, with generally good agreement on the large-scale temperature pattern. Precipitation signals are weaker and therefore less certain.

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Your route’s weather may vary from the general forecast — check your exact trip

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Weather Maps and National Outlooks

For current NWS hazards, severe-storm and hurricane outlooks, heavy-rain risk, wind, smoke, heat/winter risk, and other always-updating weather graphics, visit:

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

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Some useful links:

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