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 6:37 PM departure 2 fewer rain stops along the way.

Trip summary

Route
Seattle, Washington → Portland, Oregon
Distance
173 mi
Drive time
3 hr 26 min + 15 min stopped
Departing
5:37 PM
Arrives
9:18 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 4:37 PM 4 rain stops 120 score Your time 5:37 PM 4 rain stops 119 score Selected 1 hr later 6:37 PM 2 rain stops 60 score ★ Best

Stop-by-stop

  1. 5:37 PM · 0 mi in
    Leaving Seattle, Washington
    60° Partly Sunny 3%
  2. 6:07 PM · 25 mi in
    Near Federal Way, WA
    61° Mostly Cloudy 3%
  3. 6:36 PM · 49 mi in
    Near Fort Lewis-DuPont, WA
    62° Mostly Cloudy 2%
  4. 7:05 PM · 74 mi in
    Near Thurston South, WA
    62° Mostly Cloudy 7%
  5. 7:35 PM · 99 mi in
    Near Napavine, WA
    61° Slight Chance Light Rain 17%
  6. Rest break 15 min 7:37 PM
  7. 8:19 PM · 124 mi in
    Near Longview-Kelso, WA Metropolitan Statistical Area, WA
    62° Slight Chance Rain Showers 18%
  8. 8:49 PM · 148 mi in
    Near Ridgefield, WA
    65° Slight Chance Rain Showers 18%
  9. 9:18 PM · 173 mi in
    Arriving in Portland, Oregon
    66° Chance Rain Showers 31%

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.