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

• Damaging Santa Ana winds and extreme fire behavior threaten Southern California today and Saturday; mountain and foothill gusts may reach 90 mph this afternoon.
• Arizona, New Mexico and far West Texas face damaging winds and blowing dust today; southern Arizona gusts may reach 75 mph tonight into early Saturday.
• Damaging wind gusts and an isolated brief tornado may accompany thunderstorms from the central Appalachians and Mid-Atlantic to southern New England this afternoon and early evening.

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:

   — South-central and southeastern Nevada, the California Deserts and southern Sierra Nevada, and northwestern, west-central and southwestern Arizona: Wind Advisories cover the region today. Gusts of 40 to 50 mph continue through the morning or early afternoon across Nevada, Arizona and the California Deserts, with localized blowing dust reducing visibility below one mile near the lower Colorado River; gusts to 55 mph persist into tonight in the Mojave Desert and southern Sierra Nevada. Routes potentially affected: I-8, I-10, I-15, I-40, US-60, US-93, US-95, US-395, CA-14, CA-58, CA-62, CA-78, CA-168.

   — Portions of Southern California and the California Deserts, including the Inland Empire, San Gorgonio Pass, Santa Ana Mountains, San Gabriel Mountains, Santa Monica Mountains and adjacent inland valleys and coast: High Wind Warnings and Wind Advisories cover Southern California. Northeast to east winds may gust 50 to 70 mph today, with damaging winds capable of downing trees and power lines; warning-level winds continue into Saturday or Saturday night around the inland valleys, foothills, mountains and San Gorgonio Pass, while coastal and valley advisories carry gusts of 35 to 55 mph. 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 portion of Southern California, including mountain foothills, inland valleys and the Malibu coast: Red Flag Warnings continue through Saturday evening. Santa Ana winds and low humidity favor rapid fire growth and extreme fire behavior; gusts of 40 to 65 mph are possible in valleys and coastal areas, while mountain and foothill gusts may reach 70 to 90 mph through this afternoon. Routes potentially affected: I-5, I-10, US-101, CA-1, CA-2, CA-14, CA-18, CA-138.

   — Portions of California’s Central Coast and central and southern California, including the Santa Lucia Mountains, central Sierra Nevada, Lake Isabella and Tehachapi area: Red Flag Warnings are in effect today. East winds may gust to 40 mph in the Santa Lucia Mountains, while northeast winds and humidity of 15 to 25 percent support rapid fire spread in the central Sierra Nevada and nearby southern California terrain, especially above 4,000 feet. Routes potentially affected: I-5, US-101, CA-46, CA-58, CA-168.

— Far northern California, California’s North Coast, the Bay Area, and the northern and central Sierra Nevada: Red Flag Warnings remain in effect through late morning. Dry north to east winds may gust 35 to 45 mph across the North Coast and Sierra Nevada, with gusts to 60 mph on the highest Bay Area peaks; any fires may spread rapidly. Routes potentially affected: I-80, US-50, CA-4, CA-29, CA-36, CA-49, CA-70, CA-89, CA-120, CA-162.

— Portions of California’s Central Coast and Southern California coast and inland areas: Heat Advisories continue through Saturday evening. Highs in the upper 80s to mid-90s are expected along the Southern California coast and nearby inland areas, with temperatures around 95 also extending along parts of the Central Coast.

Weather Impacts Mountain:

— Northwestern and west-central Montana and also southeastern and south-central Wyoming, including the Rocky Mountain Front and Laramie Range foothills: High Wind Watches are in effect Saturday. Western Montana may see winds of 30 to 50 mph with gusts to 75 mph, while southeastern and south-central Wyoming may receive gusts of 55 to 60 mph and strong crosswinds. Routes potentially affected: I-15, I-25, I-80, US-2, US-89, US-287.

— Much of Colorado, including western river basins and portions of central, eastern and south-central Colorado: Freeze Warning covers northwestern Colorado late tonight through Saturday morning, with lows to 27 degrees. Freeze Watches cover central, eastern and south-central Colorado for the same period, where low temperatures in the mid-20s to around 30 are possible and a prolonged freeze may end the growing season in some areas.

— Much of Arizona, including the Phoenix area, Sonoran Desert, Little Colorado River Valley, Grand Canyon country and southeastern mountain valleys: Wind Advisories cover much of Arizona today, with east winds gusting 40 to 55 mph and localized blowing dust reducing visibility below one mile in western and central deserts. A High Wind Warning targets southeastern and south-central Arizona tonight into early Saturday with gusts of 55 to 75 mph, tree and power-line damage and possible widespread outages; an advisory follows there Saturday morning. Routes potentially affected: I-8, I-10, I-17, I-19, I-40, US-60, US-70, US-89, US-89A, US-93, US-95, US-160, US-180, US-191.

— Central, south-central, southwestern and southeastern New Mexico and Far-West Texas, including the Tularosa Basin, Sacramento Mountains, Mesilla Valley and Otero Mesa: High Wind Warnings, Wind Advisories and Blowing Dust Advisories continue this morning. Northeast winds may gust 60 to 65 mph across south-central New Mexico and Far-West Texas, with tree and power-line damage possible; blowing dust may reduce visibility to one-quarter to one mile through midmorning. Adjacent New Mexico areas may see gusts near 50 mph through midday. Routes potentially affected: I-10, I-25, US-54, US-60, US-62, US-70, US-82, US-180, US-380.

— Southern New Mexico and western Texas, including the Guadalupe Mountains, Big Bend and Davis Mountains: A High Wind Warning continues through tonight in the Guadalupe Mountains of New Mexico and Texas, where northeast winds may gust to 60 mph, especially near Guadalupe Pass. Wind Advisories elsewhere across southwestern and southeastern New Mexico and western Texas carry gusts of 50 to 55 mph through today or tonight. Routes potentially affected: I-10, I-20, I-25, US-62, US-67, US-70, US-82, US-84, US-87, US-90, US-180, US-190, US-285, US-380, US-385.

— Much of central and eastern New Mexico and small portions of Far-West Texas and Big Bend, including the Albuquerque area and Rio Grande Valley: A Freeze Warning remains in effect this morning across north-central, northeastern and central New Mexico, with temperatures near 32°F. Freeze Watches cover a broader part of central and eastern New Mexico and small portions of western Texas late tonight through Saturday morning, when lows of 25 to 30 degrees are possible.

Weather Impacts Central:

— Eastern South Dakota, much of Nebraska and Kansas, southern and west-central Minnesota, western Iowa, northwestern Missouri, the Oklahoma Panhandle, and northwestern Texas: Freeze Watches cover a broad Plains and Upper Midwest corridor late tonight through Saturday morning. Morning temperatures expected to be in the mid to upper 20’s °F.

— Southeastern Oklahoma, northeast and east Texas and the Rio Grande Valley, southern Arkansas, and much of Louisiana and Mississippi: Red Flag Warnings cover the region today into tonight or early Saturday. North winds may gust 30 to 35 mph from southeastern Oklahoma and East Texas through southern Arkansas and Louisiana, while the Rio Grande Valley may see gusts to 45 mph; low humidity and dry fuels favor rapid or erratic fire spread. Additional southern Arkansas areas have elevated fire-weather conditions. Routes potentially affected: I-2, I-20, I-30, I-49, I-69, I-69C, I-69E.

— Small portions of north-central and southwestern Oklahoma, including the North Canadian River near Yukon and Deep Red Creek near Randlett: Flood Advisories continue on two Oklahoma waterways. The North Canadian River near Yukon is near crest, with low-lying rural roads inundated by nearly two feet of swift water through tonight; Deep Red Creek near Randlett may flood nearby bottomlands through Saturday afternoon. Routes potentially affected: I-40, I-44, US-70.

— Southeastern Oklahoma, east and northeast Texas, western and southern Arkansas, much of Louisiana, and southern Mississippi: Wind Advisories spread across the lower Mississippi Valley and adjacent southern Plains today into Saturday. Gusts may reach 45 mph in southeastern Oklahoma and northwestern Arkansas, while East Texas, southern Arkansas, Louisiana and southern Mississippi generally see gusts of 35 mph, with isolated downed limbs and power outages. Routes potentially affected: I-10, I-12, I-20, I-30, I-49, I-55, I-59.

— Much of central, eastern and South Texas, including the Gulf Coast and Rio Grande Valley: Wind Advisories cover a large part of Texas today. North winds may gust 40 to 50 mph across central and South Texas, with gusts near 40 mph in East Texas; Gulf Coast and Rio Grande Valley advisories continue into midday Saturday with gusts of 40 to 45 mph and isolated tree-limb or power impacts. Routes potentially affected: I-2, I-10, I-14, I-20, I-30, I-35, I-37, I-45, I-69, I-69C, I-69E.

— Southern Minnesota, much of Wisconsin and Iowa, and northern Illinois: Freeze Warnings are in effect early Saturday across the Upper Midwest. Lows of 26 to 32 degrees are expected.

— Southeastern and south-central Mississippi, central and southern Alabama, and the Florida Panhandle: Wind Advisories take effect tonight across Mississippi, Alabama and the Florida Panhandle and continue through Saturday evening. North winds may gust 35 to 40 mph, with previously storm-damaged or compromised trees especially vulnerable to falling and renewed power outages; cleanup debris may also be blown onto roads. Routes potentially affected: I-10, I-65, US-29, US-43, US-49, US-84, US-98, US-231, US-431.

Weather Impacts East:

— A small portion of southwestern Michigan’s Lower Peninsula and a small portion of adjacent northwestern Indiana along Lake Michigan: Wind Advisories are in effect this afternoon and evening. North winds near Lake Michigan may gust to 45 mph, with isolated tree-limb damage and power outages possible. Routes potentially affected: I-80, I-90, I-94, US-30, US-31, US-421.

— North-central Ohio: Radar-indicated gusty showers are moving northeast across north-central Ohio early this morning, with wind gusts up to 40 mph capable of knocking down small tree limbs. Routes potentially affected: I-80, I-90, US-23, US-30.

— Southern West Virginia, western and southwest Virginia, and western, eastern and coastal North Carolina: Pockets of dense fog continue early this morning, with localized visibility of one-quarter mile or less. Conditions should improve after 8 AM. Routes potentially affected: I-40, I-64, I-77, I-81, US-17, US-19, US-52, US-58, US-60, US-70, US-219, US-421, US-460, NC-12.

— Northern and Central West Virginia, Massachusetts, Rhode Island, Connecticut, portions of eastern, central and southern New York, New Jersey, Pennsylvania, Maryland, the District of Columbia, Delaware, and central, eastern and northern Virginia: Strong to marginally severe thunderstorms mainly this afternoon and early evening may produce damaging wind gusts and localized brief tornadoes as they move from the central Appalachians and Mid-Atlantic toward southern New England. Routes potentially affected: I-64, I-70, I-76, I-79, I-80, I-81, I-84, I-87, I-90, I-91, I-95.

Tropical Weather Outlook for the next 7 days:

— The eastern Pacific near the southwestern and west-central Mexico coast: Hurricane Trudy is a Category 3 hurricane with 120 mph winds and is forecast to strengthen further while approaching the southwestern and west-central Mexico coast Saturday into Sunday. Rainfall of 4 to 8 inches may cause life-threatening flooding and mudslides; damaging winds, storm surge and dangerous surf are also expected.

Extended Hazard Outlook

Outlook Sunday, October 18th through Tuesday, October 20th:

— Sunday, October 18: From Ohio and the central Appalachians through the Mid-Atlantic into the Northeast: Frost or freeze concerns may create challenging conditions for early-season RVers. Major highways potentially affected include I-40, I-64, I-70, I-71, I-74, I-76, I-79, I-80, I-81, I-84, I-87, I-90, I-91, I-95.

— Sunday, October 18 through Monday, October 19: Coastal southeastern Florida: Heavy rain may create localized flooding and reduced visibility. Major highways potentially affected include I-75, I-95.

Extended Outlook Friday, October 23rd through Saturday, October 24th:

— Friday, October 23 through Saturday, October 24: From much of Idaho and southwestern Montana through eastern Utah, Wyoming, and Colorado into northern New Mexico: Heavy snow may develop, creating difficult travel over higher terrain and mountain passes. Major highways potentially affected include I-15, I-70, I-80, I-84, I-90.

— Friday, October 23 through Saturday, October 24: From the Rockies of Montana through New Mexico across the Great Plains into the mid-Mississippi Valley and Upper Midwest: Strong winds may develop and create hazardous crosswinds for high-profile vehicles, especially near Homestake Pass and Bozeman Pass. Major highways potentially affected include I-15, I-20, I-25, I-29, I-35, I-40, I-70, I-76, I-80, I-90, I-94.

— Friday, October 23: Most of North Dakota and northern Minnesota: Heavy precipitation may develop, creating localized flooding and difficult travel. Major highways potentially affected include I-29, I-94.

— Friday, October 23 through Saturday, October 24: From the central and southern Plains through Missouri and Arkansas into the Lower Mississippi Valley: Heavy precipitation may develop, creating localized flooding and difficult travel. Major highways potentially affected include I-10, I-20, I-29, I-30, I-35, I-40, I-70.

Confidence in the Extended Outlook:

Confidence is average for the earlier period, with uncertainty in the strength of the coastal system and the timing and placement of the western low. Confidence is higher early in the extended period because of good large-scale agreement, but decreases later as the pattern becomes more uncertain.

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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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