RV Weather Road Trip Forecast for Sunday June 14, 2026

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

Severe storms threaten major East Coast and Appalachian travel corridors this afternoon and evening
Flash flooding and ongoing flood warnings create hazardous travel from Oklahoma and Missouri into Texas, Louisiana, and the Lower Mississippi Valley
Dangerous heat builds across the Pacific Northwest and Northern California, with extreme heat along key West Coast routes

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

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Significant travel weather for the next 2-3 days.

NEW: Extended forecast for the next 2 weeks now included!

Weather Impacts Pacific

— Portland metro, southwest Washington, and western Oregon interior valleys and gorge areas: Extreme Heat Warning beginning late this morning through Tuesday night for the Tualatin Valley, West Hills, Chehalem Mountains, inner Portland metro, East Portland metro, inner Vancouver metro, East Clark County Lowlands, and the west Columbia River Gorge. I-5, I-84, US-26 impacted.

— Western Washington, western Oregon, the Columbia River Gorge, central Oregon, and the Yakima and Kittitas Valleys: Heat Advisory areas begin late this morning and continue into Tuesday for many lowlands, foothills, valleys, and gorge locations. The Washington and Oregon coast will seeing a shorter heat period today.

— Northwest California, southwest Oregon, and far northern California interior valleys: Heat Advisories continue through Tuesday night in interior Del Norte, Humboldt, Trinity, Mendocino, Siskiyou, Modoc, the Klamath Basin, Josephine and Jackson Counties, and Douglas County foothills, with hot inland valley temperatures and poor overnight relief.

— Northern California foothills, mountains, and northern Sacramento Valley: Extreme Heat Warning beginning late this morning through Tuesday night, with temperatures up to 110 in the hottest valley, foothill, and mountain locations around the northern Sacramento Valley, Shasta area, Tehama County, and Sierra Nevada foothills. I-5, CA-36, CA-70, CA-99, CA-162, CA-299 impacted.

— Central California interior valleys and west-side mountains: Heat Advisory through Tuesday night for the west-side mountains north of Highway 198, Los Banos, Dos Palos, Merced, Madera, Mendota, Planada, Le Grand, Snelling, and Coalinga areas, with temperatures up to 103.

— Northern and central California coast and Bay shoreline: Coastal Flood Advisory areas continue through Wednesday morning around Humboldt Bay, the San Francisco Bay shoreline, North Bay, San Francisco Peninsula coast, Monterey Bay, and Big Sur coast, with minor coastal flooding and up to 1 to 2 feet of inundation possible in low-lying shoreline and tidal-waterway areas.

Weather Impacts Mountain:

— Southeast Colorado, northeast and east-central New Mexico: Isolated to scattered strong thunderstorms are possible Monday afternoon and evening as storms move southeast from the southern Rockies into the adjacent High Plains, with isolated damaging wind or hail possible. I-25, I-40, US-54, US-56, US-60, US-64, US-70, US-84, US-85, US-87, US-160, US-285, US-287, US-380, US-385, US-412 potentially impacted.

— Southern New Mexico: A few strong to severe thunderstorms are possible today into tonight, with isolated damaging wind or hail. I-10, I-25, US-54, US-62, US-70, US-82, US-180, US-285, US-380 potentially impacted.

— Southern New Mexico: Flash flooding is possible today into tonight, with rainfall amounts around 2 inches possible in heavier storms. I-10, I-25, US-54, US-62, US-70, US-82, US-180, US-285, US-380 potentially impacted.

Weather Impacts Central:

— Central Oklahoma: FLASH FLOOD WARNING early this morning, with 2 to 4 inches of rain already fallen and up to 2 more inches possible, creating flooding of small creeks, streams, low-water crossings, and poor-drainage roads. Roads near I-35, I-44 may be impacted.

— Southwest and central Missouri: FLASH FLOOD WARNING areas continue early this morning, with 1 to 3 inches of rain already fallen in several warned areas. 1 to 3 inches of additional rainfall are possible; flash flooding of creeks, streams, low-water crossings, and low-lying roads is ongoing or expected. Roads near I-44, US-54, US-60, US-65 likely impacted.

— Minnesota Arrowhead: Red Flag Warning beginning around midday through late evening, with northwest winds gusting up to 30 mph. US-53, US-169, MN-61 impacted.

— Southeast Kansas into southwest and west-central Missouri: Flood Warning areas continue through today into Monday morning, with 1 to 6 inches of rain already fallen, numerous roads remaining closed in some areas, streams continuing to rise, and high water affecting low spots and low-water crossings. Roads near I-44, I-49, US-54, US-59, US-60, US-63, US-65, US-400 may be impacted.

— Northeast and southern Oklahoma: Flood Warnings and Advisories continue into Wednesday morning, with excessive rainfall continuing to affect Flint Creek, the Neosho River near Commerce, the Spring River near Quapaw, and parts of southern Oklahoma where 1 to 2 inches have fallen and up to 2 more inches is expected. Roads near I-35, I-44, US-69, US-412 may be impacted.

— Far-western Texas: A few strong to severe thunderstorms are possible today into tonight, with isolated wind or hail. I-10, I-20, US-54, US-62, US-90, US-180, US-285, US-385 potentially impacted.

— Much of Texas, southeastern Oklahoma, southwestern Arkansas, and western Louisiana: Flash flooding is possible today into tonight as a slow-moving front and very moist air support heavy rain, with rainfall amounts around 2 inches possible in heavier storms. I-10, I-14, I-20, I-30, I-35, I-37, I-45, I-49, I-69, I-69E potentially impacted.

— Southern and southeastern Texas, most of Louisiana, and central and southern Mississippi and Alabama: Flash flooding is possible Tuesday into Wednesday morning as deep Gulf moisture combines with Pacific moisture; additional rainfall amounts up to 3 inches. I-2, I-10, I-12, I-20, I-35, I-37, I-45, I-49, I-55, I-59, I-65, I-69, I-69C, I-69E, I-85 potentially impacted.

— Central, southern and eastern Texas, much of Louisiana and adjacent southern Arkansas, much of Mississippi, and central and southern Alabama: Flash flooding is possible Monday into Tuesday morning across the lower Mississippi Valley region. I-2, I-10, I-12, I-14, I-20, I-35, I-37, I-45, I-49, I-55, I-59, I-65, I-69, I-69C, I-69E, I-85 potentially impacted.

— Northeast Illinois and northwest Indiana: Flood Warning through late morning, with 1 to nearly 3 inches of rain already fallen and flooding possible along creeks, streams, underpasses, and low-lying roads. Roads near I-65, US-30 may be impacted.

— Central Illinois and the lower Wabash River in Illinois and Indiana: Flood Warning areas continue into Tuesday, with moderate flooding on the Mackinaw River, minor flooding forecast or occurring on the Illinois River, and 2 to 4 inches of rainfall over the past week contributing to lowland flooding on the Wabash River. Roads near I-70, I-74 may be impacted.

— Central and northeastern Illinois: Isolated strong to severe thunderstorms are possible Tuesday afternoon and evening, with gusty winds and hail possible in organized storms. I-39, I-55, I-57, I-70, I-72, I-74, I-80, I-88, I-90, I-94 potentially impacted.

Weather Impacts Eastern:

— Southern Michigan, much of Indiana, and adjacent northwestern Ohio: Isolated strong to severe thunderstorms are possible Tuesday afternoon and evening, with gusty winds and hail possible. I-57, I-65, I-69, I-70, I-74, I-80, I-90, I-94, I-96 potentially impacted.

— Much of New England, New York, Pennsylvania, New Jersey, Delaware, Maryland, District of Columbia, West Virginia, Virginia, North Carolina, South Carolina, eastern Ohio, eastern Kentucky and Tennessee, most of Georgia: Scattered severe thunderstorms are possible this afternoon and evening. Damaging winds are the primary hazard, but some hail and a tornado or two are also possible. I-16, I-20, I-24, I-26, I-40, I-59, I-64, I-66, I-68, I-70, I-71, I-73, I-74, I-75, I-76, I-77, I-78, I-79, I-80, I-81, I-83, I-84, I-85, I-86, I-87, I-88, I-89, I-90, I-91, I-93, I-95, I-97, I-99 potentially impacted.

— Northern New York, northern Vermont and New Hampshire, and western Maine: Flash flooding is possible today into tonight, with rainfall amounts around 2 inches possible in heavier storms. I-81, I-87, I-89, I-91, I-93, I-95 potentially impacted.

— Coastal New Jersey, Delaware, New York Harbor, southern Fairfield County Connecticut, coastal New Hampshire, and coastal Maine: Coastal Flood Advisories through Monday morning, with up to one foot of inundation expected in vulnerable low-lying shoreline and tidal-waterway areas.

— Eastern and southern North Carolina into northeast South Carolina: Heat Advisory beginning late this morning through late evening, with heat index values generally 102 to 107 across the Piedmont, Sandhills, Coastal Plain, and coastal counties.

— Coastal southeast Georgia and coastal South Carolina: Heat Advisory beginning late this morning through early evening, with temperatures in the upper 90s and heat index values of 105 to 110 expected.

— Eastern Florida Panhandle and far southwest Georgia: Heat Advisory beginning late this morning through early evening, with heat index values of 106 to 110 expected across portions of the eastern Florida Panhandle, Florida Big Bend, and far southwestern Georgia.

Outlook Tuesday June 16th through Saturday June 20th:

— Wednesday, June 17: from Iowa and northern and central Missouri, into the southern Great Lakes and Ohio Valley: Heavy rain may create localized flooding and reduced visibility. Major highways potentially affected include I-29, I-35, I-55, I-64, I-65, I-70, I-71, I-74, I-75, I-80, I-90, I-94.

— Wednesday, June 17: from southeastern Nebraska and eastern Kansas into the Midwest and Ohio Valley: Severe weather may create hazardous travel conditions. Major highways potentially affected include I-29, I-35, I-55, I-64, I-65, I-70, I-71, I-74, I-75, I-80, I-90, I-94.

— Thursday, June 18: much of central and north-central Texas and southern Oklahoma: Heat concerns may create challenging conditions. Major highways potentially affected include I-10, I-20, I-30, I-35.

— Thursday, June 18: from the mid-Mississippi Valley into the Tennessee and Ohio valleys and central Appalachians: Heavy rain may create localized flooding and reduced visibility. Major highways potentially affected include I-40, I-55, I-64, I-65, I-71, I-74, I-75, I-79.

— Thursday, June 18: from the Ohio Valley and central Appalachians into the Mid-Atlantic and Northeast: Severe weather may create hazardous travel conditions. Major highways potentially affected include I-64, I-70, I-71, I-74, I-75, I-76, I-79, I-80, I-81, I-84, I-87, I-90, I-95.

— Thursday, June 18 through Friday, June 19: portions of northeastern South Carolina, eastern North Carolina, and portions of southeastern Virginia: Heat concerns may create challenging conditions. Major highways potentially affected include I-40, I-64, I-74, I-95.

— Friday, June 19: from eastern Texas and the Lower Mississippi Valley into parts of the Tennessee Valley and southern Appalachians: Heavy rain may create localized flooding and reduced visibility. Major highways potentially affected include I-10, I-20, I-30, I-35, I-40, I-55, I-65, I-75, I-81, I-85.

Extended Outlook June 21st through 27th:

— Sunday, June 21 through Monday, June 22: from the central Plains through the Midwest, Ohio Valley, and Tennessee Valley: Heavy precipitation may develop, which could create localized flooding and reduced visibility. Major highways potentially affected include I-29, I-35, I-40, I-55, I-64, I-65, I-70, I-71, I-74, I-75, I-79, I-80, I-81.

— Sunday June 21 through Thursday, June 25: Florida, southern Alabama, southern Georgia, coastal South Carolina: Extreme heat may develop, which could create challenging conditions. Major highways potentially affected include I-10, I-75, I-95.

— Wednesday, June 24 through Saturday, June 27: Interior and southeast California, southern Nevada, western, central and southern Arizona: Extreme heat may develop, which could create challenging conditions. Major highways potentially affected include I-5, I-8, I-10, I-15, I-40, US-95, CA-99.

Wednesday, June 24 through Saturday, June 27: Central and Southern Plains, and the lower Mississippi Valley: Extreme heat may develop, which could create challenging conditions. Major highways potentially affected include I-10, I-20, I-30, I-35, I-40.

Forecast Confidence for the Extended Outlook:

Confidence is generally better for the earlier part of the outlook, with good agreement on the large-scale pattern but some smaller-scale details still uncertain. Confidence becomes more average later in the outlook as signals weaken, though there is still reasonable agreement across the broader forecast guidance.

Looking for real-time road conditions? Here’s a link, courtesy of the Federal Highway Administration, to all the individual State 511 websites.

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

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