Hurricane Irene is approaching the US mainland and NOAA is regularly updating their cartographic products to show the past, present and possible future locations and conditions of the storm. One such product is the Google Maps overlay pictured above. If you are interested in past storms, check out the Historic Hurricane Tracks application from NOAA which is pictured below.

Irene is projected to strengthen to a Category 4 storm in the next couple days while near the Bahamas. Watch this time-lapse video of satellite imagery (from NOAA) below to see Irene’s evolution to a Category 3 storm: