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

• Flash flooding threatens a broad swath from Kansas, Oklahoma and Texas to Missouri and the lower Ohio Valley today; greatest risk along the I-44 corridor in Oklahoma.
• Severe storms could bring 70-plus-mph gusts, hail and a tornado or two to central and southern Oklahoma and central and northern Texas this afternoon and evening.
• Powerful southwest winds Thursday through Saturday may gust 50 to 70 mph, creating hazardous RV crosswinds from Southern California to New Mexico and far West Texas; extreme fire conditions threaten Southern California.

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:

— Small portions of south-central and southeastern Nevada, a portion of the California Deserts, and small portions of northwestern, west-central and southwestern Arizona, including the Mojave Desert, Lake Havasu and lower Colorado River valleys: Wind Advisories begin Thursday. North to northeast winds will gust to 50 mph around the Mojave and lower Colorado River region from Thursday morning into Friday morning, while the southern desert valleys of California and Arizona expect gusts to 45 mph Thursday night into early Friday. Routes potentially affected: I-8, I-10, I-15, I-40, US-60, US-93, US-95, CA-62, CA-78.

— A small portion of California’s Bay Area along San Pablo Bay: A Coastal Flood Advisory continues through 4 PM today. High tide may inundate low shoreline areas by up to 0.8 feet, flooding some roads, lots, parks and coastal access points; large breaking waves, rip currents and sneaker waves are also expected.

— Small portions of Southern California and the California Deserts, including the Santa Monica, Santa Susana and San Gabriel mountains, Inland Empire, San Gorgonio and Cajon passes, inland valleys and coastal slopes: High Wind Watches and Wind Advisories cover the region beginning Thursday. Gusts of 50 to 70 mph are possible in the mountains and passes through Friday evening, while inland valleys and coasts expect 35 to 55 mph gusts; coastal slopes farther south could reach 65 mph through Saturday evening. Downed trees, power lines and outages are possible. Routes potentially affected: I-5, I-8, I-10, I-15, US-101, CA-1, CA-2, CA-14, CA-18, CA-62, CA-78, CA-138.

— A small portion of Southern California, including mountains, valleys and coastal areas: Red Flag Warnings are in effect Thursday through Friday evening. Santa Ana winds will gust 50 to 70 mph in the mountains and 40 to 60 mph across valleys and coasts, with humidity of 5 to 20 percent creating conditions favorable for extreme fire behavior from any new ignition. Routes potentially affected: I-5, I-10, US-101, CA-1, CA-2, CA-14, CA-138.

— Small portions of California’s Central Coast and coastal Southern California: Heat Advisories are in effect Thursday through Saturday evening. Highs will reach the upper 80s to mid-90s, with temperatures near 95 degrees along parts of the Central and Southern California coasts.

Weather Impacts Mountain:

— A small portion of southeastern New Mexico, including Hobbs, Eunice and Jal: A FLASH FLOOD WARNING continues until 5:30 AM MDT. Radar indicates 0.5 to 1.5 inches of rain has fallen, with another 0.5 inch possible; flash flooding is ongoing or imminent on streets, highways, underpasses, small streams and low-lying areas. Routes potentially affected: US-62.

— Small portions of west-central Montana and a small portion of southeastern Wyoming, including the Gallatin Valley, Missouri Headwaters, Canyon Ferry area and South Laramie Range: Dense Fog Advisories continue until noon today. Visibility may fall to one-quarter mile in Montana, where freezing temperatures could glaze bridges and overpasses, and below one mile in Wyoming’s South Laramie Range. Routes potentially affected: I-25, I-80, I-90, US-12, US-30, US-85, US-191, US-287.

— West-central, south-central and southeastern Wyoming and a small portion of north-central and central Utah, including the Wind River, South Laramie and Wasatch mountains: Winter Weather Advisories cover the high terrain. Early-morning snow totals reach 2 to 6 inches in the Wind River and Wasatch mountains; another 3 to 6 inches is expected above 7,000 feet in south-central and southeastern Wyoming from this evening through midday Thursday, with gusts to 35 mph. Routes potentially affected: I-80, US-6, US-26, US-30, US-89, US-287.

— Portions of western and central Colorado, including the northern and central mountains and the San Juan Mountains: Winter Weather Advisories cover Colorado’s mountains today into Thursday morning. North-central and central peaks above 9,000 feet expect 4 to 12 inches, with 4 to 8 inches extending into northwestern and west-central ranges; the southwestern and south-central San Juan Mountains may receive up to 6 inches above 10,000 feet. Mountain roads may become slushy or snow-covered. Routes potentially affected: I-70, US-24, US-34, US-40, US-50, US-84, US-160, US-285, US-550.

— South-central, central and east-central Colorado and north-central, northeastern and central New Mexico, including the San Luis, Upper Rio Grande and Estancia valleys: Freeze Warnings cover the San Luis Valley of Colorado and Upper Rio Grande Valley of New Mexico Thursday morning, with lows from the mid-20s to lower 30s. Freeze Watches then cover central and east-central Colorado and north-central, northeastern and central New Mexico late Thursday night into Friday morning, with upper 20s to around 30 possible.

— Southern and central Arizona, including southeastern valleys, the Sonoran Desert and the central mountain corridor: Wind Advisories begin Friday. Southwestern Arizona expects gusts to 45 mph Friday, central areas may reach 50 mph into Saturday, and southeastern Arizona could see 50 to 60 mph gusts through Saturday morning. Blowing dust may briefly reduce visibility below one mile in the southeast, with strong crosswinds across desert valleys. Routes potentially affected: I-8, I-10, I-19, US-60, US-70, US-95, US-191.

— New Mexico from the southwest through the south-central and north-central regions and a portion of Far-West Texas, including the Rio Grande and Tularosa valleys, Albuquerque area, Bootheel, Sacramento Mountains and Otero Mesa: High Wind Watches are in effect from Thursday evening into Friday. Northeast to east winds of 30 to 45 mph may gust to 65 mph, especially Thursday night into Friday morning near mountain ridges, west slopes and canyon openings; downed trees, power lines and outages are possible. Routes potentially affected: I-10, I-25, I-40, US-54, US-60, US-62, US-70, US-82, US-180, US-380, US-550.

Weather Impacts Central:

— Small portions of northwestern, southwestern and north-central Oklahoma: FLASH FLOOD WARNINGS and Flood Advisories remain in effect this morning. Within warned areas, 2 to 5 inches of rain has fallen and up to another inch is possible, with flash flooding of roads, underpasses, streams and low-lying areas. Nearby advisory areas have minor flooding and water over roads, with locally up to 2 inches of additional rain. Routes potentially affected: I-40, US-183.

— A small portion of southwestern Missouri, including Mount Vernon and Miller: A FLASH FLOOD WARNING continues until 9:30 AM CDT. Radar indicates 2 to 4 inches of rain has fallen, with flash flooding ongoing or expected on small streams, streets, highways, underpasses and low-water crossings. Routes potentially affected: I-44.

— Eastern, central and south-central Kansas and west-central, central and southwestern Missouri: Flood Watches continue through Thursday. Repeated thunderstorms may flood rivers, streams, streets, underpasses and low-water crossings; southeastern Kansas and southwestern Missouri may receive 2 to 4 inches with localized 5-inch totals, while another 1 to 2 inches is possible in east-central Kansas late tonight into Thursday morning. Routes potentially affected: I-35, I-44, I-49, US-50, US-54, US-56, US-59, US-65, US-77, US-400.

— Southwestern, southeastern and south-central Kansas, Oklahoma, northern and western Texas, southern, east-central and central Missouri, southern Illinois, western Kentucky, and northern and west-central Arkansas: Severe thunderstorms are possible this afternoon and evening. The greatest risk is across central and southern Oklahoma and central and northern Texas, where severe wind gusts, hail and perhaps a tornado or two are possible; stronger line segments could produce gusts above 70 mph. Routes potentially affected: I-10, I-20, I-35, I-40, I-55, I-64, I-65, I-70.

— Northwestern, southwestern, north-central and northeastern Oklahoma and small portions of North-Central and Northwest Texas, including portions of the northeastern and southeastern Texas Panhandle: Flood Watches continue through into Thursday afternoon. Multiple rounds of thunderstorms may produce 1 to 3 inches across Oklahoma with isolated 5-inch totals, flooding streams and low-lying areas; repeated heavy rain also threatens the eastern Texas Panhandle, Northwest Texas and a small part of North-Central Texas. Routes potentially affected: I-35, I-40, I-44, US-60, US-62, US-64, US-69, US-70, US-75, US-82, US-83, US-183, US-277, US-287, US-412.

— A portion of western Texas, including the Permian Basin, Davis Mountains, Chisos Basin and Presidio Valley: A Flood Watch remains in effect through Friday morning. Moisture from Hurricane Simon will bring periods of heavy rain, with flash flooding possible in urban areas, poor-drainage locations and low-water crossings. Routes potentially affected: I-10, I-20, US-62, US-67, US-84, US-87, US-90, US-180, US-190, US-285, US-385.

— Northeastern and east-central Missouri and central and southern Illinois: A severe-weather threat is in place Thursday afternoon and evening. Isolated damaging wind gusts and perhaps a brief tornado or two are possible as storms move from Missouri into Illinois. Routes potentially affected: I-39, I-44, I-55, I-57, I-64, I-70, I-72, I-74.

— Central, south-central and eastern Louisiana, southern Mississippi, and adjacent southwestern Alabama: Dense Fog Advisories continue through mid-morning. Visibility may fall to one-quarter mile or less across the region. Routes potentially affected: I-10, I-12, I-55, I-59, I-65, US-43, US-45, US-49, US-61, US-84, US-90, US-98, US-190.

Weather Impacts East:

— Much of Indiana and Ohio, north-central, northeastern and south-central Kentucky, much of West Virginia, southwestern and south-central Pennsylvania, western and central Maryland, and Northern Virginia, the Shenandoah Valley and Western Virginia: Today, Isolated severe thunderstorms are possible across the southern and eastern portions of this footprint, with isolated damaging wind gusts possible. Thursday, another isolated severe-weather threat covers much of Indiana and Ohio, where isolated damaging gusts may develop during the afternoon and evening. Routes potentially affected: I-64, I-65, I-70, I-71, I-74, I-75, I-76, I-79, I-80, I-81, I-90.

— Southwestern and southeastern Indiana, southern Ohio, north-central, northeastern and south-central Kentucky, and Central West Virginia with portions of Northern and Southern West Virginia: Heavy rainshowers and thunderstorms will bring the chance fro flash flooding today. Routes potentially affected: I-64, I-65, I-69, I-71, I-74, I-75, I-77, I-79.

— Most of New Jersey, southeastern, east-central and south-central Pennsylvania, most of Maryland, the District of Columbia, Delaware, and Eastern and Northern Virginia: An isolated severe-weather threat is forecast Friday afternoon and evening, with isolated damaging wind gusts possible along and ahead of a cold front. Routes potentially affected: I-66, I-70, I-76, I-78, I-80, I-81, I-83, I-95, I-97.

Tropical Weather Outlook for the next 7 days:

— Eastern Pacific, 400 miles south of Acapulco, Mexico: Tropical Storm Trudy has 50 mph winds and is moving west-northwest at 10 mph. Rapid intensification is forecast, with Trudy becoming a hurricane tonight and a major hurricane by Friday while remaining offshore; swells should reach southern Mexico late this week.

— Eastern Pacific, 150 miles west-southwest of Cabo Corrientes, Mexico: Hurricane Simon has 105 mph winds and may move slowly and erratically before turning north or north-northwest by Friday. Large swells and dangerous surf will affect west-central Mexico and Baja California Sur, with 1 to 2 inches of rain and isolated 3-inch totals through Friday.

— Atlantic basin: Tropical cyclone activity is not expected during the next 7 days.

Extended Hazard Outlook

Outlook Friday, October 16th through Tuesday, October 20th:

— Friday, October 16 through Saturday, October 17: Southeastern California through Arizona and New Mexico into western Texas: Strong winds may create hazardous crosswinds for high-profile vehicles, especially near Glorieta Pass and the Continental Divide in New Mexico. Major highways potentially affected include I-8, I-10, I-20, I-25, I-40.

— Friday, October 16 through Saturday, October 17: From Montana and Wyoming through the northern Plains into Nebraska and Minnesota: Frost or freeze concerns may create challenging conditions for RVers. The broader concern across most of Montana is limited to Friday, while concerns may persist through Saturday from Wyoming and northeastern Colorado into the northern Plains and Minnesota. Major highways potentially affected include I-25, I-29, I-35, I-70, I-76, I-80, I-90, I-94.

— Friday, October 16: Western Texas: Heavy rain may create localized flooding and reduced visibility. Major highways potentially affected include I-10.

— Friday, October 16: Northeastern Minnesota, northwestern Wisconsin, Michigan, and northwestern Indiana: High winds may create hazardous crosswinds for high-profile vehicles. Major highways potentially affected include I-35, I-75, I-80, I-90, I-94.

— Friday, October 16 through Saturday, October 17: Southern Appalachians from northeastern Tennessee and northwestern Georgia through western North Carolina into southwestern Virginia: Strong winds may create hazardous crosswinds for high-profile vehicles. Major highways potentially affected include I-40, I-81.

— Saturday, October 17: From southeastern Colorado and northeastern New Mexico through the central Plains into the Upper Midwest: Frost or freeze concerns may create challenging conditions for RVers. Major highways potentially affected include I-25, I-29, I-35, I-70, I-80, I-90, I-94.

— Saturday, October 17 through Sunday, October 18: From eastern Iowa and northern Missouri through the Great Lakes and Ohio Valley: Frost or freeze concerns may create challenging conditions for RVers. Major highways potentially affected include I-55, I-65, I-70, I-71, I-74, I-75, I-76, I-80, I-90, I-94.

— Saturday, October 17 through Monday, October 19: From the southern Appalachians through the Mid-Atlantic into the Northeast: Frost or freeze concerns may create challenging conditions for RVers. The concern begins Saturday from northeastern Ohio and Pennsylvania through New York and New England, then expands Sunday and Monday across the broader region. Major highways potentially affected include I-40, I-64, I-70, I-74, I-76, I-79, I-80, I-81, I-84, I-87, I-90, I-91, I-95.

— Sunday, October 18: Mid-Mississippi and Ohio valleys into the central Appalachians: Frost or freeze concerns may create challenging conditions for RVers. Major highways potentially affected include I-40, I-55, I-64, I-65, I-70, I-71, I-74, I-75, I-79.

— Sunday, October 18 through Tuesday, October 20: Much of Florida: Heavy rain may create localized flooding and reduced visibility. Major highways potentially affected include I-4, I-75, I-95.

— Tuesday, October 20: Utah and Wyoming, extending into southeastern Idaho, eastern Nevada, and southwestern Montana: A mix of rain and snow may create difficult travel. Major highways potentially affected include I-15, I-70, I-80, I-84, I-90.

Extended Outlook Wednesday, October 21st through Friday, October 23rd:

— Wednesday, October 21 through Thursday, October 22: Central Rockies and Intermountain West, including most of Utah, Wyoming, and Colorado: Heavy snow may develop over higher terrain and mountain passes, creating difficult travel. Major highways potentially affected include I-15, I-70, I-80, I-84, I-90.

— Wednesday, October 21 through Thursday, October 22: From the Rockies through the central and northern Plains into the Upper Midwest, with southern extensions into northern Texas and northwestern Arkansas: Strong winds may develop, creating hazardous crosswinds for high-profile vehicles. Major highways potentially affected include I-25, I-29, I-35, I-40, I-70, I-76, I-80, I-90, I-94.

— Wednesday, October 21 through Friday, October 23: Central United States from the northern Plains and Upper Midwest through the southern Plains and Mississippi Valley: Heavy precipitation may develop, creating localized flooding and difficult travel. Heavy precipitation is likely Wednesday and Thursday across the southern Plains and Lower Mississippi Valley, extending into southeastern Kansas and southwestern Missouri. Major highways potentially affected include I-10, I-20, I-29, I-30, I-35, I-40, I-55, I-64, I-70, I-74, I-80, I-90, I-94.

Confidence in the Extended Outlook:

Confidence is generally good for the earlier period because of agreement on the large-scale pattern, though details of individual systems remain uncertain. Confidence decreases later as uncertainty grows around the western pattern and precipitation details.

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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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