Real-time and archived weather and climate data from the University of Maryland's
Atmospheric and Oceanic Science
Use the navigation menu to view the most recent output from a variety of data products including the GFS, GOES satellites, and our in house numerical weather prediction model, TerpWRF.
Please check back frequently for new and updated products, as this site is still largely under construction.
May 5, 2018
Made backend modification to PHP to speed up site. Note: GOES-13 is no longer active and GOES-16 plots not currently on Trowal.
August 1, 2017
Switched back to using PNG images, as conversion from PNG to JPEG added significant CPU load at certain times.
February 25, 2017
Switched to using JPEG images rather than PNG, to decrease load times and file sizes. PNG files still available by changing image URL to .png instead of .jpg
January 22, 2017
Website updated with new responsive layout. Please direct any issues to the webmaster
June 6, 2016
Trowal launches with basic functionality!