RV Weather Road Trip Forecast for Saturday May 16, 2026

Planning to travel today or this week? Here’s what could impact your route – and what you should do.

Severe storms expected from the Plains into the Midwest through Tuesday. Sunday and Monday will see the most extensive severe weather.
Be prepared for winter weather travel through Monday in the Cascades and northern Rockies
High winds Sunday across the southern California Deserts and much of the Great Basin

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:

— Washington and Oregon Cascades: Winter Weather Advisories through Sunday morning bring snow above 4000 to 4500 feet, with 4 to 8 inches common, 6 to 8 inches near Stevens Pass, 12 to 18 inches possible above 5000 to 5500 feet near Government Camp, and gusts up to 35 to 40 mph. Expect slick or snowpacked higher passes, slower travel, and reduced visibility in heavier showers. I-90, US-2, US-12, US-20, US-26, US-97 impacted.

— Nevada basins and passes: Wind Advisories Sunday morning through Sunday night bring north winds 20 to 35 mph with gusts up to 55 mph across Mineral, Lyon, White Pine, Lander, Eureka, Elko, Humboldt, and Nye County areas. Crosswinds may be difficult for RVs, especially on exposed north-south routes. I-80, US-6, US-50, US-93, US-95 impacted.

— California interior valleys, foothills, and deserts: Red Flag Warnings beginning this morning through Monday evening bring dry north to west winds, gusts 35 to 50 mph, daytime humidity as low as 7 to 20 percent, and rapid fire-spread potential from the Sacramento Valley and Delta through the San Joaquin Valley, Antelope Valley, Mojave Desert, and nearby foothills. I-5, I-80, US-50, US-395, CA-14, CA-58, CA-99 impacted.

— San Pablo Bay shoreline: Coastal Flood Advisory beginning late evening through Tuesday morning may bring up to 1.0 foot of inundation above ground level in low-lying areas near shorelines and tidal waterways, including flooding of lots, parks, and roads near bayshore locations.

— Central California Coast: Wind Advisory beginning this afternoon through late evening brings northwest winds 20 to 30 mph with gusts up to 45 mph along exposed coastal routes. Gusty crosswinds may make travel difficult for RVs and trailers, especially near open beaches, coastal gaps, and headlands. US-101, CA-1 impacted.

— Southern California mountains, deserts, and passes: High Wind Warnings and Advisories through Sunday night bring northwest to west winds 25 to 50 mph with gusts commonly 45 to 70 mph, including the Mojave Desert Slopes, Antelope Valley, I-5 corridor, Cajon Pass, Tehachapi Pass, San Gorgonio Pass near Banning, and Imperial County. I-5, I-8, I-10, I-15, I-40, I-80, US-101, US-395, CA-14, CA-58, CA-62 impacted.

— Eastern California, southern Nevada, and western Arizona: High Wind Warnings beginning Sunday afternoon through Monday morning bring northwest winds 25 to 35 mph with gusts between 50 and 60 mph, with a few gusts to 70 mph possible in wind-prone locations from the eastern Sierra and Death Valley region into southern Nevada and the lower Colorado River Valley. Hazardous crosswinds and blowing debris may make RV travel difficult. I-11, I-15, I-40, US-6, US-93, US-95, US-395, CA-62, CA-168 impacted.

Weather Impacts Mountain:

— Idaho Snake Plain and nearby corridors: Wind Advisory beginning around midday through late evening brings west winds 25 to 35 mph with gusts up to 50 mph. High-profile RVs and trailers may have difficult crosswind handling on open stretches. I-15, I-84, I-86, US-20, US-26, US-93 impacted.

— Idaho valleys: Freeze Watch Sunday morning brings sub-freezing temperatures of 27 to 32 degrees, which may affect exposed water lines and sensitive equipment.

— Montana mountains: Winter Weather Advisories beginning early evening through through Monday morning bring 2 to 8 inches of snow over most mountain passes, locally up to 12 inches over the highest peaks, 3 to 7 inches in the Gallatin, Madison, and Centennial Mountains, and gusts as high as 40 mph. Slushy to snowpacked travel is possible over higher passes including Marias Pass, Lost Trail, Homestake, and Bozeman Pass. I-15, I-90, US-2, US-12, US-89, US-191 impacted.

— Wyoming mountains and foothills: Winter Storm Watches beginning Sunday evening through Monday evening bring the potential for heavy snow, including 8 to 16 inches in the Wind River Mountains and 5 to 10 inches in the Green and Rattlesnake Mountains, with gusts 45 to 50 mph. Higher terrain and foothill routes may become snowpacked with reduced visibility and difficult RV travel. I-80, US-26, US-30, US-287 potentially impacted.

— Southeastern Wyoming and parts of Colorado: Severe thunderstorms are possible this afternoon and evening, with large hail, damaging winds, and perhaps a couple of tornadoes supported locally. The greatest risk of severe weather will be across northeastern Colorado. I-25, I-70, I-76, I-80, US-6, US-24, US-26, US-30, US-34, US-36, US-40, US-50, US-85, US-160, US-285, US-287, US-385, US-400 potentially impacted.

— Northeastern Colorado: Severe thunderstorms are expected Sunday afternoon into Sunday night. I-25, I-70, I-76, I-80, US-6, US-24, US-30, US-34, US-36, US-40, US-85, US-285, US-287, US-385 potentially impacted.

— Central and southern Utah, western and southeastern Colorado, much of Arizona, and central and eastern New Mexico: Red Flag Warnings beginning late this morning through Monday morning bring southwest to west winds generally 15 to 30 mph with gusts 35 to 50 mph and low humidity. I-10, I-15, I-17, I-19, I-25, I-40, I-70, US-6, US-50, US-89, US-160 impacted.

— Northern Arizona high country: Wind Advisories Sunday midday through Monday morning bring southwest to west winds 20 to 30 mph with gusts 40 to 50 mph, including Flagstaff Summit on I-40 and the Navajo Nation, Little Colorado River Valley, Mogollon Rim, Kaibab Plateau, northwest deserts, and Hualapai Mountains. Expect difficult RV handling and blowing dust in exposed areas. I-15, I-17, I-40, US-60, US-89, US-160, US-180, US-191 impacted.

Weather Impacts Central:

— Central South Dakota: Red Flag Warning beginning this afternoon through late evening brings gusts up to 35 mph with low humidity. Fire danger may affect open-range travel and campground plans. I-90, US-14, US-83 impacted.

— Southern Minnesota, southern South Dakota, southeast Wisconsin, Iowa, Nebraska, Illinois, northern Missouri, much of Kansas, Kentucky, and central and western Oklahoma: Severe thunderstorms are possible this afternoon and evening, with large hail, damaging winds, and perhaps a couple of tornadoes. The greatest risk of severe weather will be across south-central and southwest Nebraska and adjacent northwestern Kansas. I-24, I-29, I-35, I-39, I-40, I-41, I-43, I-44, I-49, I-55, I-57, I-64, I-65, I-69, I-70, I-72, I-74, I-76, I-80, I-88, I-90, I-94 potentially impacted.

— Southeastern North Dakota, most of Minnesota, Wisconsin, much of South Dakota, Iowa, northern Illinois, Nebraska, western and central Missouri, Kansas, northwestern Arkansas, Oklahoma, and north-central and northeast Texas: Severe thunderstorms are expected Sunday afternoon into Sunday night, with supercells capable of very large hail and tornadoes before storm clusters increase the damaging-wind threat. The greatest risk of severe weather will be across southeastern South Dakota, adjacent northwestern Iowa, adjacent southwestern Minnesota, and eastern Nebraska. RVers should plan stops where sturdy shelter is available before storms arrive. I-20, I-29, I-35, I-35E, I-35W, I-39, I-40, I-41, I-43, I-44, I-49, I-70, I-72, I-74, I-76, I-80, I-88, I-90, I-94 potentially impacted.

— Wisconsin, parts of Minnesota, Iowa, eastern Nebraska, most of Illinois, Missouri, much of Kansas, northwestern Arkansas, Oklahoma, and north-central and northeast Texas: Numerous strong thunderstorms are expected Monday along a cold front and dryline, with supercells capable of all severe hazards, including very large hail and strong to intense tornadoes where storms are strongest. The greatest risk of severe weather will be across parts of Iowa, northwestern Missouri, eastern Kansas, and north-central and northeast Oklahoma. Long-distance RV travel may require delaying or rerouting around storms. I-20, I-29, I-30, I-35, I-35E, I-35W, I-39, I-40, I-41, I-43, I-44, I-45, I-49, I-55, I-57, I-64, I-70, I-72, I-74, I-80, I-88, I-90, I-94 potentially impacted.

— Northwestern Wisconsin, southern and east-central Minnesota, most of Iowa, eastern Nebraska, northwestern Missouri, and northeastern Kansas: Flash flooding is possible Monday into early Tuesday as a slow-moving trough and strong upper level disturbance interact with plentiful Gulf moisture, supporting repeated thunderstorms from the central Plains into the Upper Midwest. Low-lying roads and campground access roads may flood quickly under heavier storms. I-29, I-35, I-35E, I-35W, I-49, I-70, I-80, I-90, I-94 potentially impacted.

— Texas Panhandle, western Oklahoma, and western Texas: Red Flag Warnings beginning around midday through late evening bring south to southwest winds 20 to 30 mph with gusts 35 to 40 mph, humidity as low as 15 percent, and temperatures up to 103 in parts of western Oklahoma and western north Texas. Fire starts could spread quickly and create sudden smoke or road closures. I-27, I-40, US-54, US-56, US-60, US-62, US-70, US-83, US-87, US-287, US-385 impacted.

Weather Impacts Eastern:

— Michigan Upper Peninsula: Red Flag Warning beginning late this morning through late evening. Warm, dry, breezy conditions, with wind gusts 25 to 30 mph. I-75, US-2, US-41, US-45 impacted.

— Ohio, Indiana, adjacent southern Michigan Lower Peninsula, much of West Virginia, and most of Kentucky: Severe thunderstorms are possible this afternoon and evening, with hail and damaging winds the primary hazards. I-57, I-64, I-65, I-69, I-70, I-71, I-74, I-75, I-76, I-77, I-79, I-80, I-90, I-94 potentially impacted.

— Michigan Upper Peninsula: Severe thunderstorms are expected Sunday afternoon into Sunday night, with with hail and damaging winds the primary hazards. US-2, US-8, US-41, US-45, US-51, US-141 potentially impacted.

— Michigan and northern and central Indiana: Numerous strong thunderstorms are expected Monday, with a cold front supporting organized storms capable of all severe hazards where storms are strongest. RVers may need to adjust departure timing to avoid storms and hail-prone travel. I-57, I-65, I-69, I-70, I-74, I-75, I-80, I-90, I-94, I-96 potentially impacted.

— Coastal North Carolina and South Carolina: Coastal Flood Advisories beginning early evening or late evening through late evening and Sunday morning bring up to one half foot to one foot of inundation above ground level in low-lying areas near shorelines and tidal waterways, including coastal Horry, coastal Georgetown, coastal Pender, coastal New Hanover, and the lower Cape Fear River near downtown Wilmington.

— Northeast Florida and southeast Georgia: Locally dense fog this morning with visibility of 1/2 mile or less through sunrise, improving later this morning. Expect reduced visibility and slower travel on inland routes. I-10, I-75, I-95, US-1, US-17, US-23, US-25, US-27, US-41, US-84, US-301 impacted.

— Maine, New Hampshire, northern New York, and Vermont lakes and rivers: While air temperatures this weekend will be in the 60s and 70s, lakes and river temperatures remain in the 40s, including Sebago Lake and Lake Winnipesaukee. This is a recreation and campground safety concern rather than a road hazard.

Outlook through Thursday May 22nd:

— Monday, May 18: portions of western Wyoming: Snow may create hazardous travel conditions. Major highways potentially affected include US-189, US-191.

— Monday, May 18: much of Colorado, north-central New Mexico, and southwestern Kansas: Strong winds may create hazardous crosswinds for high-profile vehicles, especially near higher terrain including Eisenhower Tunnel and Glorieta Pass. Major highways potentially affected include I-25, I-70, US-64.

— Monday, May 18: much of New Mexico and northwestern Texas: Wildfire concerns may create smoke, visibility, or wildfire-related travel concerns. Major highways potentially affected include I-10, I-25, I-40.

— Monday, May 18 through Tuesday, May 19: portions of southern Texas: Heat concerns may create challenging conditions. Major highways potentially affected include I-35.

— Monday, May 18 through Tuesday, May 19: portions of the Ohio Valley and central Appalachians: Heat concerns may create challenging conditions. Major highways potentially affected include I-64, I-70, I-71, I-76, I-79, I-80, I-81.

— Tuesday, May 19: across parts of the northern Plains and central High Plains: Frost or freeze concerns may create challenging conditions for early season RVers. Major highways potentially affected include I-25, I-70, I-76, I-80, I-90, I-94.

— Tuesday, May 19: from the southern Plains into the Mid-Mississippi Valley: 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.

— Tuesday, May 19: from the central Plains into the Mid-Mississippi Valley: Severe thunderstorms may create rapidly changing and hazardous travel conditions. Major highways potentially affected include I-35, I-40, I-55, I-64, I-70, I-74, I-80.

— Wednesday, May 20: eastern Montana, the Dakotas, and much of Minnesota: Frost or freeze concerns may create challenging conditions for early season RVers. Major highways potentially affected include I-29, I-90, I-94.

— Wednesday, May 20 through Friday, May 22: from Texas into the Lower Mississippi Valley and Southeast: 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-74, I-75, I-81, I-85, I-87, I-95.

Extended Outlook May 23rd through May 29th:

— Saturday, May 23 through Sunday, May 24: from Oklahoma and Texas into the Lower Mississippi Valley: Heavy rain is likely, which may create localized flooding and reduced visibility. Major highways potentially affected include I-10, I-20, I-30, I-35, I-40, I-55.

— Saturday, May 23 through Monday, May 25: from Oklahoma and Texas into the Lower Mississippi Valley and Southeast: Heavy rain may develop, which could 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-85.

— Monday, May 25 through Wednesday, May 27: from the interior West and Rockies into the northern and central Plains: Strong winds may develop, which could create hazardous crosswinds for high-profile vehicles, especially near higher terrain including Donner Pass, Homestake Pass, Bozeman Pass, and Parleys Summit. Major highways potentially affected include I-15, I-25, I-40, I-70, I-76, I-80, I-84, I-90, I-94.

Forecast Confidence for the Extended Outlook:

Confidence is above average in the earlier period, with good large-scale agreement on the overall pattern. Confidence decreases to average later in the outlook as uncertainty increases around precipitation details and the evolving western U.S. pattern.

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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