RV Weather Road Trip Forecast for Monday June 22, 2026

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

Flash Flooding and Severe Storms threaten major Central U.S. travel corridors today
Eastern U.S. faces flooding and severe storms today, Including the I-95 Corridor
Heat builds across the West and Southwest, with Extreme Heat Watches midweek

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

— Northwest Washington Puget Sound lowlands and foothills including Seattle: Heat Advisories today through Wednesday. High temperatures in the 80’s and lower 90’s deg F.

— Western Washington: Heat Advisories today and Tuesday for areas including Olympia and southern Puget Sound and Olympic Peninsula foothills. High temperatures in the 80’s and lower 90’s deg F.

— Southwest Washington and western Oregon: Heat Advisories today and Tuesday. Areas include the Lower Columbia River, South Washington Cascade Foothills, Portland West Hills, and the eastern Columbia River Gorge, with temperatures up to 100 degrees.

— Southeast Oregon and western and far northern California: Heat Advisories today and Tuesday, including valleys and low-lying areas west of the Cascades and exposed foothill locations, with temperatures up to 100 degrees.

— Southern California Interior Los Angeles County valleys and mountains: Heat Advisory Tuesday through Thursday for the Santa Clarita Valley, San Fernando Valley, San Gabriel Valley, and the San Gabriel Mountains, including the Highway 14 corridor.

— Parts of Southern California, including the Lower Colorado River Valley, Yuma area, and Imperial County: Extreme Heat Watches Wednesday and Thursday, with afternoon temperatures of 108 to 115 degrees possible. I-8, I-10, US-60, US-95, CA-78, CA-86 potentially impacted.

Weather Impacts Mountain:

— South-central and southeastern Montana, eastern Wyoming, eastern Colorado, and northeastern New Mexico: Widely scattered severe storms expected today across the northern and central High Plains with large hail as the primary hazard. The greatest risk of severe weather will be across eastern Wyoming and eastern Colorado. I-25, I-40, I-70, I-76, I-80, I-90, I-94 potentially impacted.

— Southeastern Wyoming, and north-central and eastern Colorado: Scattered severe storms expected Tuesday across the central High Plains and large to very large hail and damaging wind gusts the primary threats. The greatest risk of severe weather will be across eastern Colorado. I-25, I-70, I-76, I-80, US-6, US-18, US-20, US-24, US-26, US-30, US-34, US-36, US-40, US-50, US-56, US-85, US-160, US-285, US-287, US-385, US-400 potentially impacted.

— Southeastern Wyoming, eastern Colorado, and eastern New Mexico: Scattered severe storms area likely Wednesday across the central High Plains with the chance of large to very large hail. I-25, I-40, I-70, I-76, I-80, US-6, US-18, US-20, US-24, US-26, US-30, US-34, US-36, US-40, US-50, US-54, US-56, US-60, US-64, US-70, US-85, US-160, US-285, US-287, US-385, US-400 potentially impacted.

— South-central Idaho Middle Snake River Valley: Red Flag Warning today, with gusts up to 35 mph. I-84, US-20, US-26, US-93 impacted.

— Southwest and south-central Colorado: Red Flag Warnings today, with gusts up to 35 mph. US-24, US-50, US-84, US-160, US-285, US-491, US-550 impacted.

— Northern Arizona Grand Canyon National Park below 4000 feet and surrounding area: Extreme Heat Warning today and Tuesday, with daytime temperatures ranging from 101 degrees at Havasupai Gardens, to 112 degrees at Phantom Ranch. US-180 impacted.

— Parts of southwest and south-central Arizona, including the Phoenix metro area: Extreme Heat Watch Wednesday through Thursday, with afternoon temperatures of 110 to 114 degrees possible. I-10, I-17, US-60 potentially impacted.

— Southeast Arizona: Extreme Heat Watches Tuesday and Wednesday, with temperatures 107 to 111 degrees. I-10, I-19, US-70, US-191 potentially impacted.

— Southern New Mexico and Far-west Texas: Heat Advisories today through Wednesday, with maximum temperatures up to 108 degrees.

Weather Impacts Central:

— Northeastern Oklahoma, southwest Missouri, and northwest Arkansas: FLASH FLOOD WARNINGS, Watches and Advisories today, with 1 to 4 inches of rain reported and additional rainfall of 1 to 3 inches expected. Some areas may see an additional 4-6 inches of rain. I-40, I-44, I-49 and nearby highways may be impacted.

— Northern and central Arkansas into the Memphis area: FLASH FLOOD WARNINGS and Watches continue today, with rrainfall rates of 2 to 3 inches per hour. I-22, I-30, I-40, I-55, I-69 and nearby highways may be impacted.

— Eastern North Dakota, eastern South Dakota, much of Minnesota, much of Nebraska, Kansas, southwestern Missouri, Oklahoma, the Texas Panhandle, and northwest Arkansas: Severe thunderstorms are possible Tuesday, with scattered severe storms expected across the central High Plains and isolated severe storms possible into the Upper Mississippi Valley; damaging wind and large hail are the primary threats. The greatest risk of severe weather will be across parts of southwest Nebraska, Kansas, and northern Oklahoma. I-27, I-29, I-30, I-35, I-40, I-44, I-49, I-70, I-76, I-80, I-90, I-94 potentially impacted.

— Western South Dakota, western Nebraska, western Kansas, much of Oklahoma, northern and central Texas, most of Arkansas, northern Louisiana, most of Mississippi and Alabama, and Tennessee, : Severe thunderstorms are expected today, Large hail is the greatest risk across the High Plains, while there is a slight chance for tornadoes across both the High Plans and Tennessee Valley. I-20, I-22, I-24, I-27, I-30, I-35, I-40, I-44, I-45, I-49, I-55, I-59, I-65, I-69, I-70, I-75, I-76, I-80, I-85, I-90 potentially impacted.

— Western Nebraska, much of Kansas, south-central and southwest Missouri, most of Oklahoma, the Texas Panhandle, and most of Arkansas: Severe thunderstorms are possible Wednesday, with scattered storms likely across the central High Plains and a threat for large to very large hail. The greatest risk of severe weather will be across northwestern Texas Panhandle. I-27, I-30, I-35, I-40, I-44, I-49, I-55, I-69, I-70, I-76, I-80 potentially impacted.

— Southwest Nebraska, much of Kansas, southwestern Missouri, northern and eastern Oklahoma, most of Arkansas, and northwest Mississippi: Flash flooding is possible Wednesday into early Thursday. I-30, I-35, I-40, I-44, I-49, I-55, I-69, I-70, I-76, I-80 potentially impacted.

— Parts of western and north-central Kansas: Flood Warnings continue through Wednesday morning, with prior rainfall up to an estimated 7.5 inches. Additional rainfall generally under 1.5 inches. I-70, US-36, US-83 and nearby highways may be impacted.

— Parts of Kansas, much of centra land eastern Oklahoma, and adjacent far-western Arkansas: Flash flooding is possible Tuesday as excessive rainfall focuses over portions of the central and southern Plains. I-30, I-35, I-40, I-44, I-49, I-70 potentially impacted.

— Northeast Oklahoma and southwest Missouri rivers: Flood Warnings continue through at least Thursday, with moderate flooding forecast on the Neosho River near Commerce and the Chikaskia River near Blackwell. I-35, I-44, I-49, US-54, US-60, US-69 and nearby highways may be impacted.

— Southeast Oklahoma, adjacent northeast Texas, western Arkansas, and northwest Louisiana: Severe Thunderstorm Watches continue through late morning, with damaging wind, hail, and torrential rain. I-20, I-30, I-35, I-40, I-44, I-49 potentially impacted.

— West-central Texas: Heat Advisories today, with heat index values up to 108 degrees.

— Southeast Texas and southwest Louisiana: Flood Warnings continue through Tuesday, including the Sabine River near Deweyville and Pine Island Bayou near Sour Lake. I-10, US-90 and nearby highways may be impacted.

— South Texas Rio Grande Valley and lower Texas coast: Heat Advisories today, with heat index values between 108 and 111 degrees.

— Northeast Iowa: Dense Fog Advisories this morning, with visibility locally less than one quarter mile creating hazardous visibility for early travel. I-35, US-18, US-20, US-61, US-63 impacted.

— Southern Illinois and southwest Indiana: Flood Warnings and Watches continue today, with 2 to 6 inches of rain reported in parts of southern Illinois and flooding possible or ongoing near low-lying roads, creeks, and rivers. I-57, I-64, I-69 and nearby highways may be impacted.

— Central and western Illinois into the Chicago area: Flood Warnings continue through Tuesday, with Illinois River and Little Calumet/Thorn Creek flooding affecting low spots near travel corridors. I-72, I-74, I-80, I-94 and nearby highways may be impacted.

— Southeast Louisiana greater New Orleans area: Heat Advisory today, with heat index values up to 109 degrees.

— Mississippi Gulf Coast and central Mississippi rivers: Flood Warnings continue through at least Wednesday, with river flooding affecting routes near the Pascagoula, Wolf, Biloxi, Strong, Pearl, Tallahala, Chickasawhay, Big Black, and Leaf Rivers. I-10, I-55, I-59, US-49, US-84, US-98 and nearby highways may be impacted.

— Western and southwest Alabama: Flood Warnings continue through Wednesday. I-20, I-59, US-29, US-43, US-80, US-84 and nearby highways may be impacted.

Weather Impacts Eastern:

— Southern Indiana and central Kentucky: FLASH FLOOD WARNINGS continue through late morning, with up to 4 inches of rain already fallen in warned areas and additional rainfall up to 1.5 inches possible. I-64, I-65, I-69, I-75, US-27, US-31, US-31E, US-60 and nearby highways may be impacted.

— Southern Indiana and northern and eastern Kentucky: Flood Watches today and tonight, with excessive runoff possible and low-water crossings vulnerable after recent heavy rain and training thunderstorms. I-64, I-65, I-71, I-75, US-23, US-25E, US-27, US-31, US-31E, US-60, US-68, US-421 potentially impacted.

— Northeast Kentucky, southeast Ohio, southwest Virginia, and most of West Virginia: Flood Watches through late tonight, with rounds of scattered showers and thunderstorms producing locally heavy rain; totals of 1 to 2 inches are expected, the area, with higher amounts possible where storms repeat. I-64, I-77, I-79, US-19, US-23, US-33, US-50, US-52, US-60, US-119, US-219, US-460 potentially impacted.

— Northern Delaware, southeast Pennsylvania, much of New Jersey, and New York City: Flood Watches begin this afternoon and continue through Tuesday morning, with rainfall rates of 1 to 2 inches per hour possible. I-76, I-78, I-80, I-87, I-95, US-13, US-30, US-40, US-202, US-322, US-422 potentially impacted.

— Western Connecticut, southeastern New York, most of Pennsylvania, New Jersey, Delaware, Maryland, District of Columbia, eastern and southern Ohio, West Virginia, Virginia, most of Kentucky and Tennessee, most of North and South Carolina, and northern and central Georgia: Severe thunderstorms are possible today, mainly this afternoon and evening. A tornado or two cannot be ruled out along the I-95 corridor from Washington to New York or along the PA Turnpike. I-16, I-20, I-24, I-26, I-40, I-59, I-64, I-65, I-66, I-68, I-70, 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-87, I-95, I-97, I-99 potentially impacted.

Outlook Wednesday June 24th through Sunday June 28th:

— Wednesday, June 24 through Thursday, June 25: portions of southeastern California, western and southern Arizona, southern New Mexico, and far-western Texas: Heat concerns may create challenging conditions. Major highways potentially affected include I-8, I-10, I-15, I-20, I-25, I-40.

— Wednesday, June 24 through Saturday, June 27: southern and eastern Kansas, northeast portion of Oklahoma, much of Missouri and adjacent west-central Illinois, and much of northern and central Arkansas: Heavy rain may create localized flooding and reduced visibility. Major highways potentially affected include I-29, I-30, I-35, I-40, I-55, I-64, I-70.

— Wednesday, June 24 through Sunday, June 28: most of Florida: Heat concerns may create challenging conditions. Major highways potentially affected include I-4, I-10, I-75, I-95.

— Thursday, June 25: much of southeastern Wyoming and adjacent southwest South Dakota, far-western Nebraska, parts of north-central and northeastern Colorado: Severe weather may create hazardous travel conditions. Major highways potentially affected include I-25, I-70, I-76, I-80, I-90.

— Friday, June 26 through Sunday, June 28: portions of the southern Plains and Lower Mississippi Valley, the central Gulf Coast and the western Florida Peninsula: Heat concerns may create challenging conditions. Major highways potentially affected include I-10, I-20, I-30, I-35, I-40, I-55, I-65.

— Friday, June 26 through Sunday, June 28: much of southeastern Georgia, most of South Carolina, central and eastern North Carolina, and Tidewater Virginia: Heat concerns may create challenging conditions. Major highways potentially affected include I-20, I-40, I-74, I-87, I-95.

— Saturday, June 27 through Sunday, June 28: south-central and southeast Idaho, much of Wyoming, central, eastern and southern Utah, most of Colorado, northern Arizona, and northeast New Mexico: Strong winds may create hazardous crosswinds for high-profile vehicles, especially over higher terrain including Parleys Summit, Eisenhower Tunnel, and Glorieta Pass. Major highways potentially affected include I-15, I-25, I-70, I-76, I-80, I-84, I-90.

— Sunday, June 28: south-central and west-central Oregon, central and southeast Idaho, southwestern Montana, western Wyoming, and north-central and northeast Utah: Frost or freeze concerns may create challenging conditions. Major highways potentially affected include I-15, I-80, I-84, I-90.

Extended Outlook Monday, June 29 through Sunday, July 5:

— Monday, June 29 through Wednesday, July 1: across parts of the northern Plains, Upper Midwest, western Great Lakes, and Mid-Mississippi Valley: Heavy rain may develop, which could create localized flooding and reduced visibility. Major highways potentially affected include I-29, I-35, I-55, I-64, I-65, I-70, I-74, I-80, I-90, I-94.

— Monday, June 29 through Thursday, July 2: from the Carolinas into the Mid-Atlantic: Extreme heat is likely, which may create challenging conditions. Major highways potentially affected include I-40, I-64, I-70, I-74, I-76, I-85, I-87, I-95.

— Monday, June 29 through Sunday, July 5: from the central and southern Plains into the Southeast and Mid-Atlantic: Extreme heat may develop, which could create challenging conditions. Major highways potentially affected include I-4, I-10, I-20, I-25, I-30, I-35, I-40, I-55, I-64, I-65, I-70, I-74, I-75, I-76, I-80, I-85, I-95.

Extended Outlook June 29th through July 5th:

— Monday, June 29 through Wednesday, July 1: across parts of the northern Plains, Upper Midwest, Great Lakes, and Mid-Mississippi Valley: Heavy rain may develop, which could create localized flooding and reduced visibility. Major highways potentially affected include I-29, I-35, I-55, I-64, I-65, I-70, I-74, I-80, I-90, I-94.

— Monday, June 29 through Thursday, July 2: from the Carolinas into the Mid-Atlantic: Extreme heat is likely, which may create challenging conditions. Major highways potentially affected include I-40, I-64, I-70, I-74, I-76, I-85, I-87, I-95.

— Monday, June 29 through Sunday, July 5: from the central and southern Plains into the Deep South, Southeast and Mid-Atlantic: Extreme heat may develop, which could create challenging conditions. Major highways potentially affected include I-4, I-10, I-20, I-25, I-30, I-35, I-40, I-55, I-64, I-65, I-70, I-74, I-75, I-76, I-80, I-85, I-95.

Forecast Confidence for the Extended Outlook:

Confidence is average to above average overall, with generally good large-scale agreement in the earlier period. Confidence decreases later in the outlook because of uncertainty across the West, a shifting mid-level pattern, and weaker precipitation signals.

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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