- Search for Search

Hurricane GRACE Advisory Archive

Graphics Archive

Forecast
Advisories Public
Advisories Discussions Wind Speed
Probabilities

Friday August 13, 2021

1: 1500 UTC
2: 2100 UTC
1: 1100 AM AST
1a: 200 PM AST
2: 500 PM AST
2a: 800 PM AST
3: 1100 PM AST
1: 1100 AM AST
2: 500 PM AST
3: 1100 PM AST
1: 1500 UTC
2: 2100 UTC

Saturday August 14, 2021

3: 0300 UTC
4: 0900 UTC
5: 1500 UTC
6: 2100 UTC
3a: 200 AM AST
4: 500 AM AST
4a: 800 AM AST
5: 1100 AM AST
5a: 200 PM AST
6: 500 PM AST
6a: 800 PM AST
7: 1100 PM AST
4: 500 AM AST
5: 1100 AM AST
6: 500 PM AST
7: 1100 PM AST
3: 0300 UTC
4: 0900 UTC
5: 1500 UTC
6: 2100 UTC

Sunday August 15, 2021

7: 0300 UTC
8: 0900 UTC
9: 1500 UTC
10: 2100 UTC
7a: 200 AM AST
8: 500 AM AST
8a: 800 AM AST
9: 1100 AM AST
9a: 200 PM AST
10: 500 PM AST
10a: 800 PM AST
11: 1100 PM AST
8: 500 AM AST
9: 1100 AM AST
10: 500 PM AST
11: 1100 PM AST
7: 0300 UTC
8: 0900 UTC
9: 1500 UTC
10: 2100 UTC

Monday August 16, 2021

11: 0300 UTC
12: 0900 UTC
13: 1500 UTC
14: 2100 UTC
11a: 200 AM AST
12: 500 AM EDT
12a: 800 AM EDT
13: 1100 AM EDT
13a: 200 PM EDT
14: 500 PM EDT
14a: 800 PM EDT
15: 1100 PM EDT
12: 500 AM EDT
13: 1100 AM EDT
14: 500 PM EDT
15: 1100 PM EDT
11: 0300 UTC
12: 0900 UTC
13: 1500 UTC
14: 2100 UTC

Tuesday August 17, 2021

15: 0300 UTC
16: 0900 UTC
17: 1500 UTC
18: 2100 UTC
15a: 200 AM EDT
16: 500 AM EDT
16a: 800 AM EDT
17: 1100 AM EDT
17a: 200 PM EDT
18: 500 PM EDT
18a: 800 PM EDT
19: 1100 PM EDT
16: 500 AM EDT
17: 1100 AM EDT
18: 500 PM EDT
19: 1100 PM EDT
15: 0300 UTC
16: 0900 UTC
17: 1500 UTC
18: 2100 UTC

Wednesday August 18, 2021

19: 0300 UTC
20: 0900 UTC
21: 1500 UTC
22: 2100 UTC
19a: 200 AM EDT
20: 500 AM EDT
20a: 800 AM EDT
21: 1100 AM EDT
21a: 200 PM EDT
22: 500 PM EDT
22a: 800 PM EDT
23: 1000 PM CDT
20: 500 AM EDT
21: 1100 AM EDT
22: 500 PM EDT
23: 1000 PM CDT
19: 0300 UTC
20: 0900 UTC
21: 1500 UTC
22: 2100 UTC

Thursday August 19, 2021

23: 0300 UTC
24: 0900 UTC
25: 1500 UTC
26: 2100 UTC
23a: 100 AM CDT
24: 400 AM CDT
update: 450 AM CDT
24a: 700 AM CDT
25: 1000 AM CDT
25a: 100 PM CDT
26: 400 PM CDT
26a: 700 PM CDT
27: 1000 PM CDT
24: 400 AM CDT
25: 1000 AM CDT
26: 400 PM CDT
27: 1000 PM CDT
23: 0300 UTC
24: 0900 UTC
25: 1500 UTC
26: 2100 UTC

Friday August 20, 2021

27: 0300 UTC
28: 0900 UTC
29: 1500 UTC
30: 2100 UTC
27a: 100 AM CDT
28: 400 AM CDT
28a: 700 AM CDT
29: 1000 AM CDT
29a: 100 PM CDT
30: 400 PM CDT
30a: 700 PM CDT
31: 1000 PM CDT
28: 400 AM CDT
29: 1000 AM CDT
30: 400 PM CDT
31: 1000 PM CDT
27: 0300 UTC
28: 0900 UTC
29: 1500 UTC
30: 2100 UTC

Saturday August 21, 2021

31: 0300 UTC
32: 0900 UTC
33: 1500 UTC
34: 2100 UTC
31a: 100 AM CDT
32: 400 AM CDT
32a: 700 AM CDT
33: 1000 AM CDT
33a: 100 PM CDT
34: 400 PM CDT
32: 400 AM CDT
33: 1000 AM CDT
34: 400 PM CDT
31: 0300 UTC
32: 0900 UTC
33: 1500 UTC
34: 2100 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
NHC on Facebook
NHC on X
NHC on YouTube
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

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

Forecast Advisories	Public Advisories	Discussions	Wind Speed Probabilities
*Friday August 13, 2021*
1: 1500 UTC 2: 2100 UTC	1: 1100 AM AST 1a: 200 PM AST 2: 500 PM AST 2a: 800 PM AST 3: 1100 PM AST	1: 1100 AM AST 2: 500 PM AST 3: 1100 PM AST	1: 1500 UTC 2: 2100 UTC
*Saturday August 14, 2021*
3: 0300 UTC 4: 0900 UTC 5: 1500 UTC 6: 2100 UTC	3a: 200 AM AST 4: 500 AM AST 4a: 800 AM AST 5: 1100 AM AST 5a: 200 PM AST 6: 500 PM AST 6a: 800 PM AST 7: 1100 PM AST	4: 500 AM AST 5: 1100 AM AST 6: 500 PM AST 7: 1100 PM AST	3: 0300 UTC 4: 0900 UTC 5: 1500 UTC 6: 2100 UTC
*Sunday August 15, 2021*
7: 0300 UTC 8: 0900 UTC 9: 1500 UTC 10: 2100 UTC	7a: 200 AM AST 8: 500 AM AST 8a: 800 AM AST 9: 1100 AM AST 9a: 200 PM AST 10: 500 PM AST 10a: 800 PM AST 11: 1100 PM AST	8: 500 AM AST 9: 1100 AM AST 10: 500 PM AST 11: 1100 PM AST	7: 0300 UTC 8: 0900 UTC 9: 1500 UTC 10: 2100 UTC
*Monday August 16, 2021*
11: 0300 UTC 12: 0900 UTC 13: 1500 UTC 14: 2100 UTC	11a: 200 AM AST 12: 500 AM EDT 12a: 800 AM EDT 13: 1100 AM EDT 13a: 200 PM EDT 14: 500 PM EDT 14a: 800 PM EDT 15: 1100 PM EDT	12: 500 AM EDT 13: 1100 AM EDT 14: 500 PM EDT 15: 1100 PM EDT	11: 0300 UTC 12: 0900 UTC 13: 1500 UTC 14: 2100 UTC
*Tuesday August 17, 2021*
15: 0300 UTC 16: 0900 UTC 17: 1500 UTC 18: 2100 UTC	15a: 200 AM EDT 16: 500 AM EDT 16a: 800 AM EDT 17: 1100 AM EDT 17a: 200 PM EDT 18: 500 PM EDT 18a: 800 PM EDT 19: 1100 PM EDT	16: 500 AM EDT 17: 1100 AM EDT 18: 500 PM EDT 19: 1100 PM EDT	15: 0300 UTC 16: 0900 UTC 17: 1500 UTC 18: 2100 UTC
*Wednesday August 18, 2021*
19: 0300 UTC 20: 0900 UTC 21: 1500 UTC 22: 2100 UTC	19a: 200 AM EDT 20: 500 AM EDT 20a: 800 AM EDT 21: 1100 AM EDT 21a: 200 PM EDT 22: 500 PM EDT 22a: 800 PM EDT 23: 1000 PM CDT	20: 500 AM EDT 21: 1100 AM EDT 22: 500 PM EDT 23: 1000 PM CDT	19: 0300 UTC 20: 0900 UTC 21: 1500 UTC 22: 2100 UTC
*Thursday August 19, 2021*
23: 0300 UTC 24: 0900 UTC 25: 1500 UTC 26: 2100 UTC	23a: 100 AM CDT 24: 400 AM CDT update: 450 AM CDT 24a: 700 AM CDT 25: 1000 AM CDT 25a: 100 PM CDT 26: 400 PM CDT 26a: 700 PM CDT 27: 1000 PM CDT	24: 400 AM CDT 25: 1000 AM CDT 26: 400 PM CDT 27: 1000 PM CDT	23: 0300 UTC 24: 0900 UTC 25: 1500 UTC 26: 2100 UTC
*Friday August 20, 2021*
27: 0300 UTC 28: 0900 UTC 29: 1500 UTC 30: 2100 UTC	27a: 100 AM CDT 28: 400 AM CDT 28a: 700 AM CDT 29: 1000 AM CDT 29a: 100 PM CDT 30: 400 PM CDT 30a: 700 PM CDT 31: 1000 PM CDT	28: 400 AM CDT 29: 1000 AM CDT 30: 400 PM CDT 31: 1000 PM CDT	27: 0300 UTC 28: 0900 UTC 29: 1500 UTC 30: 2100 UTC
*Saturday August 21, 2021*
31: 0300 UTC 32: 0900 UTC 33: 1500 UTC 34: 2100 UTC	31a: 100 AM CDT 32: 400 AM CDT 32a: 700 AM CDT 33: 1000 AM CDT 33a: 100 PM CDT 34: 400 PM CDT	32: 400 AM CDT 33: 1000 AM CDT 34: 400 PM CDT	31: 0300 UTC 32: 0900 UTC 33: 1500 UTC 34: 2100 UTC