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.

Trip summary

Route
Seattle, Washington → Portland, Oregon
Distance
173 mi
Drive time
3 hr 26 min + 15 min stopped
Departing
3:02 AM
Arrives
6:43 AM

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 2:02 AM 2 rain stops 77 score Your time 3:02 AM 1 rain stop 53 score Selected 1 hr later 4:02 AM 2 rain stops 74 score

Stop-by-stop

  1. 3:02 AM · 0 mi in
    Leaving Seattle, Washington
    67° Partly Cloudy 6%
  2. 3:31 AM · 25 mi in
    Near Federal Way, WA
    59° Partly Cloudy 12%
  3. 4:01 AM · 49 mi in
    Near Fort Lewis-DuPont, WA
    60° Partly Cloudy 6%
  4. Sunset 4:10 AM
  5. 4:30 AM · 74 mi in
    Near Thurston South, WA
    56° Partly Cloudy 3%
  6. 5:00 AM · 99 mi in
    Near Napavine, WA
    55° Mostly Cloudy 5%
  7. Rest break 15 min 5:02 AM
  8. 5:44 AM · 124 mi in
    Near Longview-Kelso, WA Metropolitan Statistical Area, WA
    54° Mostly Cloudy 5%
  9. 6:13 AM · 148 mi in
    Near Ridgefield, WA
    56° Mostly Cloudy 11%
  10. 6:43 AM · 173 mi in
    Arriving in Portland, Oregon
    57° Slight Chance Rain Showers 23%

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.