Skip Navigation Links
Home
Mobile Site
Text Version
RSS
Local Forecast
National Oceanic and Atmospheric Administration logo National Weather Service logo United States Department of Commerce
NATIONAL HURRICANE CENTER and
CENTRAL PACIFIC HURRICANE CENTER
National Oceanic and Atmospheric Administration

Hurricane GREG Advisory Archive

Graphics Archive
Forecast
Advisories		 Public
Advisories		 Discussions Wind Speed
Probabilities

Tuesday August 16, 2011
1: 2100 UTC
 1: 200 PM PDT
2: 800 PM PDT
 1: 200 PM PDT
2: 800 PM PDT
 1: 2100 UTC

Wednesday August 17, 2011
2: 0300 UTC
3: 0900 UTC
4: 1500 UTC
5: 2100 UTC
 3: 200 AM PDT
4: 800 AM PDT
5: 200 PM PDT
6: 800 PM PDT
 3: 200 AM PDT
4: 800 AM PDT
5: 200 PM PDT
6: 800 PM PDT
 2: 0300 UTC
3: 0900 UTC
4: 1500 UTC
5: 2100 UTC

Thursday August 18, 2011
6: 0300 UTC
7: 0900 UTC
8: 1500 UTC
9: 2100 UTC
 7: 200 AM PDT
8: 800 AM PDT
9: 200 PM PDT
10: 800 PM PDT
 7: 200 AM PDT
8: 800 AM PDT
9: 200 PM PDT
10: 800 PM PDT
 6: 0300 UTC
7: 0900 UTC
8: 1500 UTC
9: 2100 UTC

Friday August 19, 2011
10: 0300 UTC
11: 0900 UTC
12: 1500 UTC
13: 2100 UTC
 11: 200 AM PDT
12: 800 AM PDT
13: 200 PM PDT
14: 800 PM PDT
 11: 200 AM PDT
12: 800 AM PDT
13: 200 PM PDT
14: 800 PM PDT
 10: 0300 UTC
11: 0900 UTC
12: 1500 UTC
13: 2100 UTC

Saturday August 20, 2011
14: 0300 UTC
15: 0900 UTC
16: 1500 UTC
17: 2100 UTC
 15: 200 AM PDT
16: 800 AM PDT
17: 200 PM PDT
18: 800 PM PDT
 15: 200 AM PDT
16: 800 AM PDT
17: 200 PM PDT
18: 800 PM PDT
 14: 0300 UTC
15: 0900 UTC
16: 1500 UTC
17: 2100 UTC

Sunday August 21, 2011
18: 0300 UTC
19: 0900 UTC
20: 1500 UTC
 19: 200 AM PDT
20: 800 AM PDT
 19: 200 AM PDT
20: 800 AM PDT
 18: 0300 UTC
19: 0900 UTC
20: 1500 UTC


Quick Links and Additional Resources
Tropical Cyclone Forecasts
Tropical Cyclone Advisories
Tropical Weather Outlook
Audio/Podcasts
About Advisories

Marine Forecasts
Offshore Waters Forecasts
Gridded Forecasts
Graphicast
About Marine
Social Media
Follow the National Hurricane Center on Facebook   NHC on Facebook
Follow the National Hurricane Center on X   NHC on X
Subscribe the National Hurricane Center on YouTube   NHC on YouTube
Read the National Hurricane Center Inside the Eye blog on WordPress   NHC Blog:
      "Inside the Eye"

Hurricane Preparedness
Preparedness Guide
Hurricane Hazards
Watches and Warnings
Marine Safety
Ready.gov Hurricanes
Weather-Ready Nation
Emergency Management Offices
Research and Development
NOAA Hurricane Research Division
Hurricane and Ocean Testbed
Hurricane Forecast Improvement Program

Other Resources
Q & A with NHC
NHC/AOML Library Branch
NOAA: Hurricane FAQs
National Hurricane Operations Plan
WX4NHC Amateur Radio
NWS Forecast Offices
Weather Prediction Center
Storm Prediction Center
Ocean Prediction Center
Local Forecast Offices

Worldwide Tropical Cyclone Centers
Canadian Hurricane Centre
Joint Typhoon Warning Center
Other Tropical Cyclone Centers
WMO Severe Weather Info Centre
usa.gov

US Dept of Commerce
National Oceanic and Atmospheric Administration
National Hurricane Center
11691 SW 17th Street
Miami, FL, 33165
nhcwebmaster@noaa.gov

Central Pacific Hurricane Center
2525 Correa Rd
Suite 250
Honolulu, HI 96822
W-HFO.webmaster@noaa.gov

Disclaimer
Information Quality
Help
Glossary

Privacy Policy
Freedom of Information Act (FOIA)
About Us
Career Opportunities