Yes.
August 26:
11:30 AM EDT: Katrina is upgraded to a Category 2 hurricane.
5:00 PM EDT: The National Hurricane Center issues an advisory forecasting that Katrina would soon be a Category 3 hurricane.
5:00 PM CDT: Louisiana Governor Kathleen Babineaux Blanco declares a state of emergency for Louisiana (see public document).
Mississippi Governor Haley Barbour declares a state of emergency for Mississippi (see public document).
Saturday, August 27:
President George W. Bush's weekly radio address focuses on Gaza withdrawal and the Iraqi constitution. He makes no mention of Hurricane Katrina.
President Bush officially declares that a "state of emergency" exists in Louisiana and orders Federal aid to the affected areas to complement state and local relief efforts.
4:00 pm CDT: Per Governor Blanco's order, Contraflow begins , reversing all traffic on inbound interstate lanes and making more room for evacuating vehicles in outbound lanes.
5:00 PM CDT: New Orleans Mayor C. Ray Nagin declares a State of Emergency and issues a voluntary evacuation order, saying he is having his legal team determine if he can order a mandatory evacuation without exposing the city to legal liability for the closure of hotels and other businesses.
8:00 PM EDT: National Hurricane Center Director Max Mayfield briefs Louisiana Gov. Blanco, New Orleans Mayor Nagin and Mississippi Gov. Barbour on Katrina's status. (SRC=TPM reporting)
11:00 PM EDT: The National Hurricane Center issues a warning suggesting that Katrina is moving in a western direction in an area that includes New Orleans.
Sunday, August 28:
1:00 AM CDT: Katrina is declared a Category 4 storm.
8:00 AM EDT: Katrina is declared a Category 5 storm, the highest possible rating.
Approx. 10:00 AM CDT: New Orleans Mayor Ray Nagin orders mandatory evacuations of New Orleans.
Approx. 12:00 PM EDT: National Hurricane Center Director Max Mayfield personally briefs President Bush as part of regular FEMA briefing. (SRC=TPM reporting)
Louisiana Governor Blanco sends letter to President Bush requesting various federal aid.
President Bush declares a state of emergency for both Mississippi and Alabama, and declared Florida a federal disaster area in light of damage done by Hurricane Katrina.
Afternoon: Director of the National Weather Service (NWS) National Hurricane Center (NHC), Max Mayfield, personally briefs President Bush about Katrina by videoconference.
According to the AP, New Mexico Gov. Bill Richardson offers Louisiana Gov. Kathleen Blanco help from his state's National Guard. Blanco accepts, but paperwork needed to get the troops en route doesn't come from Washington until late Thursday , Sep 2.