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
2:25 AM
Arrives
6:06 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 1:25 AM 3 rain stops 102 score Your time 2:25 AM 2 rain stops 77 score Selected 1 hr later 3:25 AM 2 rain stops 76 score ★ Best

Stop-by-stop

  1. 2:25 AM · 0 mi in
    Leaving Seattle, Washington
    66° Partly Cloudy 6%
  2. 2:54 AM · 25 mi in
    Near Federal Way, WA
    63° Slight Chance Rain Showers 16%
  3. 3:24 AM · 49 mi in
    Near Fort Lewis-DuPont, WA
    63° Partly Cloudy 9%
  4. 3:53 AM · 74 mi in
    Near Thurston South, WA
    59° Partly Cloudy 3%
  5. Sunset 4:10 AM
  6. 4:23 AM · 99 mi in
    Near Napavine, WA
    56° Mostly Cloudy 7%
  7. Rest break 15 min 4:25 AM
  8. 5:07 AM · 124 mi in
    Near Longview-Kelso, WA Metropolitan Statistical Area, WA
    55° Partly Cloudy 6%
  9. 5:37 AM · 148 mi in
    Near Ridgefield, WA
    56° Mostly Cloudy 11%
  10. 6:06 AM · 173 mi in
    Arriving in Portland, Oregon
    58° Chance Rain Showers 34%

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.