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HURRICANE HANNA FORECAST/ADVISORY NUMBER  11
NWS NATIONAL HURRICANE CENTER MIAMI FL       AL082020
1500 UTC SAT JUL 25 2020
 
CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY...
 
THE TROPICAL STORM WARNING HAS BEEN DISCONTINUED NORTH OF SARGENT
TEXAS.
 
SUMMARY OF WATCHES AND WARNINGS IN EFFECT...
 
A STORM SURGE WARNING IS IN EFFECT FOR...
* PORT MANSFIELD TO SARGENT TEXAS
 
A HURRICANE WARNING IS IN EFFECT FOR...
* PORT MANSFIELD TO MESQUITE BAY TEXAS
 
A TROPICAL STORM WARNING IS IN EFFECT FOR...
* BARRA EL MEZQUITAL MEXICO TO PORT MANSFIELD TEXAS
* MESQUITE BAY TO SARGENT TEXAS
 
A STORM SURGE WARNING MEANS THERE IS A DANGER OF LIFE-THREATENING
INUNDATION...FROM RISING WATER MOVING INLAND FROM THE
COASTLINE...DURING THE NEXT 24 HOURS IN THE INDICATED LOCATIONS.
FOR A DEPICTION
OF AREAS AT RISK...PLEASE SEE THE NATIONAL WEATHER SERVICE STORM
SURGE WATCH/WARNING GRAPHIC...AVAILABLE AT HURRICANES.GOV.  THIS IS
A
LIFE-THREATENING SITUATION.  PERSONS LOCATED WITHIN THESE AREAS
SHOULD TAKE ALL NECESSARY ACTIONS TO PROTECT LIFE AND PROPERTY FROM
RISING WATER AND THE POTENTIAL FOR OTHER DANGEROUS CONDITIONS.
PROMPTLY FOLLOW EVACUATION AND OTHER INSTRUCTIONS FROM LOCAL
OFFICIALS.
 
A HURRICANE WARNING MEANS THAT HURRICANE CONDITIONS ARE EXPECTED
SOMEWHERE WITHIN THE WARNING AREA...IN THIS CASE WITHIN THE NEXT 12
HOURS. 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...IN THIS CASE WITHIN
THE NEXT 12 HOURS.
 
INTERESTS ELSEWHERE ALONG THE TEXAS AND LOUISIANA COASTS SHOULD
MONITOR THE PROGRESS OF HANNA.  INTERESTS IN NORTHEASTERN MEXICO
SHOULD ALSO MONITOR THE PROGRESS OF THIS HURRICANE.
 
HURRICANE CENTER LOCATED NEAR 27.1N  96.3W AT 25/1500Z
POSITION ACCURATE WITHIN  20 NM
 
PRESENT MOVEMENT TOWARD THE WEST OR 270 DEGREES AT   6 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE  978 MB
EYE DIAMETER  30 NM
MAX SUSTAINED WINDS  70 KT WITH GUSTS TO  85 KT.
64 KT....... 20NE   0SE   0SW  20NW.
50 KT....... 40NE  30SE  20SW  40NW.
34 KT....... 80NE  80SE  50SW  70NW.
12 FT SEAS..120NE  45SE  30SW  90NW.
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 27.1N  96.3W AT 25/1500Z
AT 25/1200Z CENTER WAS LOCATED NEAR 27.1N  96.0W
 
FORECAST VALID 26/0000Z 26.9N  97.6W...INLAND
MAX WIND  70 KT...GUSTS  85 KT.
64 KT... 20NE  10SE   0SW  10NW.
50 KT... 40NE  30SE  10SW  30NW.
34 KT... 80NE  80SE  40SW  70NW.
 
FORECAST VALID 26/1200Z 26.4N  99.1W...INLAND
MAX WIND  45 KT...GUSTS  55 KT.
34 KT... 70NE  30SE  30SW  40NW.
 
FORECAST VALID 27/0000Z 25.9N 100.6W...INLAND
MAX WIND  25 KT...GUSTS  35 KT.
 
FORECAST VALID 27/1200Z 25.3N 102.1W...POST-TROP/REMNT LOW
MAX WIND  15 KT...GUSTS  20 KT.
 
FORECAST VALID 28/0000Z...DISSIPATED
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 27.1N  96.3W
 
INTERMEDIATE PUBLIC ADVISORY...WTNT33 KNHC/MIATCPAT3...AT 25/1800Z
 
NEXT ADVISORY AT 25/2100Z
 
$$
FORECASTER STEWART
 
 
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