These are some screen capture images I saved of the tornado that spawned a warning from San Antonio after the cell moved south of our CWA. This cell had been producing baseball hail, lowerings and rotation as it moved south.
About WX5FWD SKYWARN® Team
Submitted by wd5m on Mon, 2009-01-05 12:04NWS Fort Worth Ham Radio Operators: An Invaluable Resource
The National Weather Service in Fort Worth utilizes various technologies when making warning decisions on storms. Radar, satellite, and upper air data are all critical in determining a storm’s strength and potential to become severe. However, ground-truth information, or what is actually occurring, is vital.
Off-Center-Fed (OCF) Dipole Antenna
Submitted by rsagers on Thu, 2007-10-18 14:41Off-Center-Fed (OCF) Dipole Antenna for the National Weather Service
October 2007
Rick Sagers, W7YC
Overview:
An OCF dipole was designed for the National Weather Service so as to be resonant on even harmonics of 80 meters (80-40-20). This antenna will replace the fan dipole antenna currently in operation, which serves the same three bands.
