Hurricane Nate

Forecast Advisory 11

---

810
WTNT21 KNHC 070255
TCMAT1

TROPICAL STORM NATE FORECAST/ADVISORY NUMBER 11
NWS NATIONAL HURRICANE CENTER MIAMI FL AL162017
0300 UTC SAT OCT 07 2017

CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY...

THE GOVERNMENT OF MEXICO HAS DISCONTINUED THE HURRICANE WATCH ALONG
THE YUCATAN PENINSULA.

SUMMARY OF WATCHES AND WARNINGS IN EFFECT...

A HURRICANE WARNING IS IN EFFECT FOR...
* GRAND ISLE LOUISIANA TO THE ALABAMA/FLORIDA BORDER
* METROPOLITAN NEW ORLEANS AND LAKE PONTCHARTRAIN

A STORM SURGE WARNING IS IN EFFECT FOR...
* MORGAN CITY LOUISIANA TO THE OKALOOSA/WALTON COUNTY LINE FLORIDA
* NORTHERN AND WESTERN SHORES OF LAKE PONTCHARTRAIN

A TROPICAL STORM WARNING IS IN EFFECT FOR...
* PUNTA HERRERO TO RIO LAGARTOS MEXICO
* PINAR DEL RIO CUBA
* LAKE MAUREPAS
* WEST OF GRAND ISLE TO MORGAN CITY LOUISIANA
* EAST OF THE ALABAMA/FLORIDA BORDER TO THE OKALOOSA/WALTON COUNTY
LINE.

A HURRICANE WATCH IS IN EFFECT FOR...
* LAKE MAUREPAS
* EAST OF THE ALABAMA/FLORIDA BORDER TO THE OKALOOSA/WALTON COUNTY
LINE
* WEST OF GRAND ISLE TO MORGAN CITY LOUISIANA

A STORM SURGE WATCH IS IN EFFECT FOR...
* EAST OF THE THE OKALOOSA/WALTON COUNTY LINE TO INDIAN PASS FLORIDA

A TROPICAL STORM WATCH IS IN EFFECT FOR...
* EAST OF THE OKALOOSA/WALTON COUNTY LINE TO INDIAN PASS FLORIDA
* WEST OF MORGAN CITY TO INTRACOASTAL CITY LOUISIANA
* ISLE OF YOUTH CUBA

A HURRICANE WARNING MEANS THAT HURRICANE CONDITIONS ARE EXPECTED
SOMEWHERE WITHIN THE WARNING AREA. A WARNING IS TYPICALLY ISSUED
36 HOURS BEFORE THE ANTICIPATED FIRST OCCURRENCE OF TROPICAL-STORM-
FORCE WINDS... CONDITIONS THAT MAKE OUTSIDE PREPARATIONS DIFFICULT
OR DANGEROUS. PREPARATIONS TO PROTECT LIFE AND PROPERTY SHOULD BE
RUSHED TO COMPLETION.

A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE
EXPECTED SOMEWHERE WITHIN THE WARNING AREA.

A STORM SURGE WATCH MEANS THERE IS A POSSIBILITY OF LIFE-
THREATENING INUNDATION... FROM RISING WATER MOVING INLAND FROM THE
COASTLINE... IN THE INDICATED LOCATIONS DURING THE NEXT 48 HOURS.
FOR A DEPICTION OF AREAS AT RISK... PLEASE SEE THE NATIONAL WEATHER
SERVICE STORM SURGE WATCH/WARNING GRAPHIC... AVAILABLE AT
HURRICANES.GOV.

A HURRICANE WATCH MEANS THAT HURRICANE CONDITIONS ARE POSSIBLE
WITHIN THE WATCH AREA.

A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE
POSSIBLE WITHIN THE WATCH AREA... GENERALLY WITHIN 48 HOURS.

INTERESTS ELSEWHERE IN WESTERN CUBA... THE YUCATAN PENINSULA... AND
THE
NORTHERN COAST OF THE GULF OF MEXICO SHOULD MONITOR THE PROGRESS OF
NATE.

TROPICAL STORM CENTER LOCATED NEAR 22.3N 86.4W AT 07/0300Z
POSITION ACCURATE WITHIN 15 NM

PRESENT MOVEMENT TOWARD THE NORTH-NORTHWEST OR 340 DEGREES AT 19 KT

ESTIMATED MINIMUM CENTRAL PRESSURE 990 MB
MAX SUSTAINED WINDS 60 KT WITH GUSTS TO 75 KT.
50 KT....... 30NE 50SE 0SW 0NW.
34 KT.......110NE 90SE 50SW 0NW.
12 FT SEAS..120NE 90SE 90SW 60NW.
WINDS AND SEAS VARY GREATLY IN EACH QUADRANT. RADII IN NAUTICAL
MILES ARE THE LARGEST RADII EXPECTED ANYWHERE IN THAT QUADRANT.

REPEAT...CENTER LOCATED NEAR 22.3N 86.4W AT 07/0300Z
AT 07/0000Z CENTER WAS LOCATED NEAR 21.3N 85.9W

FORECAST VALID 07/1200Z 25.1N 87.8W
MAX WIND 70 KT...GUSTS 85 KT.
64 KT... 20NE 25SE 0SW 0NW.
50 KT... 40NE 50SE 0SW 0NW.
34 KT...100NE 90SE 50SW 30NW.

FORECAST VALID 08/0000Z 28.5N 88.9W
MAX WIND 75 KT...GUSTS 90 KT.
64 KT... 20NE 20SE 0SW 0NW.
50 KT... 40NE 40SE 20SW 20NW.
34 KT...100NE 80SE 60SW 40NW.

FORECAST VALID 08/1200Z 31.4N 88.1W...INLAND
MAX WIND 65 KT...GUSTS 80 KT.
64 KT... 20NE 20SE 0SW 0NW.
50 KT... 40NE 40SE 20SW 20NW.
34 KT... 80NE 80SE 50SW 50NW.

FORECAST VALID 09/0000Z 34.7N 85.8W...INLAND
MAX WIND 35 KT...GUSTS 45 KT.
34 KT... 50NE 60SE 50SW 0NW.

FORECAST VALID 10/0000Z 40.5N 76.0W...POST-TROP/REMNT LOW
MAX WIND 30 KT...GUSTS 40 KT.

EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 150 NM
ON DAY 4 AND 200 NM ON DAY 5...AND FOR INTENSITY NEAR 15 KT EACH DAY

OUTLOOK VALID 11/0000Z 44.5N 63.5W...POST-TROP/REMNT LOW
MAX WIND 30 KT...GUSTS 40 KT.

OUTLOOK VALID 12/0000Z...DISSIPATED

REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 22.3N 86.4W

NEXT ADVISORY AT 07/0900Z

$$
FORECASTER BERG