AccuWeather.com - Offers current local conditions, 5-day, 10-day, 15-day and extended weather forecasts plus weather maps, doppler radar, and historical weather information. - http://wwwa.accuweather.com/forecast.asp?zipcode=04101
The Weather Channel - Portland - Local current weather and ten day forecasts provided. - http://www.weather.com/weather/local/USME0328
Weather Underground: Portland - Local radar, satellite, present, extended, and marine forecasts, historical conditions, and current temperature. - http://www.wunderground.com/US/ME/Portland.html