I-45 Current Weather Conditions with Radar. See 12 hour weather, wind, and temperature forecast on the I-45 corridor. Check conditions hour by hour with the time slider, switch between weather, temperature and wind views, and watch live radar for the route.
Weather timed to your arrival at every point along the route.
This map shows now. The app shows when you'll get there.
Enter your actual trip and Drive Weather times the forecast to your arrival at every point — then rechecks it while you drive.
Along I-45 in Texas, expect mostly warm and humid conditions with scattered chances of light rain near the coast. Temperatures will feel quite hot in some areas, reaching above 99°F. Skies will vary from mostly cloudy near Galveston to generally clearer further north. Winds remain generally light with no significant gusts over 20 mph.
