Here is the schedule for the seattle area.

THE FOLLOWING ISS SIGHTINGS ARE POSSIBLE FROM THR FEB 20 TO TUE MAR 04
SATELLITE LOCAL DURATION MAX ELEV APPROACH DEPARTURE
DATE/TIME (MIN) (DEG) (DEG-DIR) (DEG-DIR)

ISS Wed Feb 26/06:12 AM < 1 12 10 above SSE 12 above SSE
ISS Fri Feb 28/05:54 AM 2 22 10 above SSW 22 above SSE
ISS Sat Mar 01/04:58 AM 1 12 10 above SSE 12 above SE
ISS Sun Mar 02/05:36 AM 3 38 12 above SSW 37 above SE
ISS Mon Mar 03/04:42 AM < 1 21 21 above SSE 21 above SE
ISS Mon Mar 03/06:15 AM 4 76 10 above WSW 46 above NE
ISS Tue Mar 04/05:20 AM 2 65 28 above SW 53 above E


http://spaceflight.nasa.gov/realdata/sightings/SSapplications/Post/SightingData/Seattle.html