Road Trip Planner

Weather on the road.

See the weather you'll actually drive into — not the weather at the moment you leave. Enter a US start and destination; we'll sample the forecast along your route.

Try leaving 1 hr later. The 1:29 PM departure clears the areas of fog in the current window.

Trip summary

Route
Seattle, Washington → Portland, Oregon
Distance
173 mi
Drive time
3 hr 26 min + 15 min stopped
Departing
12:29 PM
Arrives
4:10 PM

Stops are sampled at even drive-time intervals. Each shows the NWS hourly forecast at that location for your estimated arrival hour. Adjust your departure by leaving later or earlier — forecasts shift accordingly.

Departure options

Same route, different start. Lower score = smoother driving weather.

1 hr earlier 11:29 AM Areas Of Fog 36 score Your time 12:29 PM Areas Of Fog 36 score Selected 1 hr later 1:29 PM Clear driving 0 score ★ Best

Stop-by-stop

  1. 12:29 PM · 0 mi in
    Leaving Seattle, Washington
    58° Mostly Sunny
  2. Sunrise 12:43 PM
  3. 12:58 PM · 25 mi in
    Near Federal Way, WA
    54° Mostly Sunny
  4. 1:28 PM · 49 mi in
    Near Fort Lewis-DuPont, WA
    51° Mostly Sunny
  5. 1:57 PM · 74 mi in
    Near Thurston South, WA
    50° Areas Of Fog
  6. 2:26 PM · 99 mi in
    Near Napavine, WA
    51° Patchy Fog
  7. Rest break 15 min 2:29 PM
  8. 3:11 PM · 124 mi in
    Near Longview-Kelso, WA Metropolitan Statistical Area, WA
    55° Partly Sunny
  9. 3:40 PM · 148 mi in
    Near Ridgefield, WA
    60° Sunny
  10. 4:10 PM · 173 mi in
    Arriving in Portland, Oregon
    61° Mostly Sunny

Powered by OpenStreetMap routing (OSRM) and the National Weather Service. Drive times are estimates and don't account for traffic, weather slowdowns, or stops. Hourly forecasts beyond ~7 days are interpolated and less reliable.