[ARRL-OK] Gustav now Cat 4

[Mark D. Conklin N7XYO]

Statement as of 1:20 PM EDT on August 30, 2008

Data from an Air Force reconnaissance aircraft indicate that
Gustav has continued to strengthen and now has maximum winds
near 145 mph...230 km/hr with higher gusts.  This makes Gustav an
extremely dangerous category four hurricane on the Saffir-Simpson
hurricane scale.  A special advisory will be issued at about 200 PM
EDT to modify the initial and forecast intensities.  The special
public advisory will take the place of the intermediate public
advisory previously scheduled for that time.

$$
Forecaster Knabb