RV Weather Road Trip Forecast for Friday September 18, 2026

RV Weather Road Trip Forecast for Friday September 18, 2026


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

  • Saturday severe storms: Severe thunderstorms may bring damaging winds and large hail from the central Plains into the Midwest and Southeast, with the greatest risk across eastern Kansas.
  • Upper Midwest and Great Lakes flooding: Repeated heavy rain may produce 2 to 4 inches, locally 5 inches or more, from southern Minnesota and Wisconsin through Iowa and Illinois, spreading into southern Michigan, northern Indiana and Ohio this weekend. Flash flooding may affect low roads and poor-drainage areas.
  • Central and Mid-South heat: Hazardous heat continues from southeastern Kansas through Missouri, Illinois, Kentucky, Tennessee, Arkansas, Mississippi and Alabama, with heat index values generally 100 to 108 degrees and locally around 109.
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RV Weather Road Trip Forecast for Thursday September 17, 2026

RV Weather Road Trip Forecast for Thursday September 17, 2026


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

  • Southwest flash flooding: Heavy rain and ongoing Flood Watches cover a broad area from Arizona and Utah through Colorado and New Mexico today, with parts of the region remaining at risk into Friday. Flash flooding may affect washes, slot canyons, burn scars, low roads, and crossings.
  • Indiana and Ohio flooding: A Flash Flood Warning remains in effect in northeastern Indiana, while Flood Watches cover northern and central Indiana and parts of Ohio. Several inches of rain have already fallen in some areas, with additional heavy rain possible today.
  • Heat continues from the southern Plains into the Mississippi, Tennessee and lower Ohio valleys: Heat Advisories cover a broad region from Kansas and Oklahoma through Missouri, Arkansas, Mississippi, Tennessee, Alabama, Illinois, Indiana and Kentucky, with heat-index values up to 109 degrees.
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RV Weather Road Trip Forecast for Wednesday September 16, 2026

RV Weather Road Trip Forecast for Wednesday September 16, 2026


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

  • Southwest: Significant flash-flood threat today across southern Utah, western Colorado, much of Arizona and New Mexico, with rainfall rates of 1–2 inches per hour.
  • Central Plains/Midwest: Flooding remains a major concern from southeastern Nebraska and Kansas through Iowa, Missouri and northern Illinois. Some areas have already received 2–4 inches, with additional heavy rain and localized flash flooding possible today into early Thursday.
  • Southern Plains to Tennessee Valley: Heat continues today, with widespread 105–110°F heat indices. Advisories extend from Texas and Oklahoma through the lower Mississippi and Tennessee valleys.
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RV Weather Road Trip Forecast for Tuesday September 15, 2026

RV Weather Road Trip Forecast for Tuesday September 15, 2026


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

  • Central Plains/Midwest: Significant flash-flood threat today into Wednesday, especially from northeastern Kansas into northwestern Missouri and far southeastern Nebraska.
  • Southwest: Recurring flash-flood risk through Thursday across parts of Arizona, New Mexico, southwestern Colorado and southern Utah; 2–3+ inch rainfall totals are possible.
  • Southern Plains to Tennessee Valley: The heat continues, with widespread 105–110°F heat indices and isolated values above 111°F in far southern Texas.
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RV Weather Road Trip Forecast for Monday September 14, 2026

RV Weather Road Trip Forecast for Monday September 14, 2026


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

  • Iowa / eastern Nebraska / nearby Midwest — flash flooding: Moderate Risk centered on central and southern Iowa tonight, with localized 3–6 inch rainfall and a broader multi-day heavy-rain threat continuing eastward through Wednesday.
  • Eastern Nebraska / western Iowa — severe thunderstorms: Large hail, damaging winds and isolated tornadoes are possible late today, with the highest severe risk centered on eastern Nebraska and western Iowa.
  • Wyoming / northern Plains — high winds: Gusts of 60–75 mph in parts of Wyoming and around 60 mph in portions of the Dakotas create a significant crosswind and high-profile-vehicle hazard.
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