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HURRICANE LAURA FORECAST/ADVISORY NUMBER  26
NWS NATIONAL HURRICANE CENTER MIAMI FL       AL132020
0900 UTC WED AUG 26 2020
 
CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY...
 
A STORM SURGE WARNING HAS BEEN ISSUED FROM FREEPORT TO SAN LUIS
PASS TEXAS.
 
SUMMARY OF WATCHES AND WARNINGS IN EFFECT...
 
A STORM SURGE WARNING IS IN EFFECT FOR...
* FREEPORT TEXAS TO THE MOUTH OF THE MISSISSIPPI RIVER
 
A HURRICANE WARNING IS IN EFFECT FOR...
* SAN LUIS PASS TEXAS TO INTRACOASTAL CITY LOUISIANA
 
A TROPICAL STORM WARNING IS IN EFFECT FOR...
* SARGENT TEXAS TO SAN LUIS PASS
* EAST OF INTRACOASTAL CITY LOUISIANA TO THE MOUTH OF THE
MISSISSIPPI RIVER
 
A STORM SURGE WATCH IS IN EFFECT FOR...
* MOUTH OF THE MISSISSIPPI RIVER TO OCEAN SPRINGS MISSISSIPPI
* LAKE PONTCHARTRAIN...LAKE MAUREPAS...AND LAKE BORGNE
 
A HURRICANE WATCH IS IN EFFECT FOR...
* EAST OF INTRACOASTAL CITY TO WEST OF MORGAN CITY LOUISIANA
 
A STORM SURGE WARNING MEANS THERE IS A DANGER OF LIFE-THREATENING
INUNDATION...FROM RISING WATER MOVING INLAND FROM THE COASTLINE...
DURING THE NEXT 36 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.  PREPARATIONS TO PROTECT LIFE
AND PROPERTY SHOULD BE RUSHED TO COMPLETION.
 
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.
 
A HURRICANE WATCH MEANS THAT HURRICANE CONDITIONS ARE POSSIBLE
WITHIN THE WATCH AREA.
 
A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE
EXPECTED SOMEWHERE WITHIN THE WARNING AREA.
 
HURRICANE CENTER LOCATED NEAR 26.1N  90.7W AT 26/0900Z
POSITION ACCURATE WITHIN  20 NM
 
PRESENT MOVEMENT TOWARD THE NORTHWEST OR 310 DEGREES AT  13 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE  973 MB
MAX SUSTAINED WINDS  95 KT WITH GUSTS TO 115 KT.
64 KT....... 60NE  50SE  20SW  40NW.
50 KT.......100NE  90SE  30SW  60NW.
34 KT.......150NE 140SE  60SW  90NW.
12 FT SEAS..240NE 180SE 120SW 180NW.
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 26.1N  90.7W AT 26/0900Z
AT 26/0600Z CENTER WAS LOCATED NEAR 25.6N  90.2W
 
FORECAST VALID 26/1800Z 27.4N  92.4W
MAX WIND 115 KT...GUSTS 140 KT.
64 KT... 60NE  50SE  30SW  40NW.
50 KT... 90NE  80SE  40SW  50NW.
34 KT...150NE 140SE  60SW  90NW.
 
FORECAST VALID 27/0600Z 29.7N  93.5W...NEAR COAST
MAX WIND 105 KT...GUSTS 130 KT.
64 KT... 40NE  30SE  20SW  25NW.
50 KT... 60NE  60SE  30SW  40NW.
34 KT...100NE 130SE  60SW  60NW.
 
FORECAST VALID 27/1800Z 32.4N  93.7W...INLAND
MAX WIND  50 KT...GUSTS  60 KT.
50 KT... 10NE  10SE  10SW  10NW.
34 KT... 60NE  80SE  20SW  20NW.
 
FORECAST VALID 28/0600Z 34.8N  92.9W...INLAND
MAX WIND  30 KT...GUSTS  40 KT.
 
FORECAST VALID 28/1800Z 36.4N  91.0W...INLAND
MAX WIND  25 KT...GUSTS  35 KT.
 
FORECAST VALID 29/0600Z 37.3N  87.3W...INLAND
MAX WIND  30 KT...GUSTS  40 KT.
 
EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 150 NM
ON DAY 4 AND 175 NM ON DAY 5...AND FOR INTENSITY NEAR 15 KT EACH DAY
 
OUTLOOK VALID 30/0600Z 38.0N  74.5W...POST-TROP/EXTRATROP
MAX WIND  35 KT...GUSTS  45 KT.
 
OUTLOOK VALID 31/0600Z 44.0N  60.0W...POST-TROP/EXTRATROP
MAX WIND  45 KT...GUSTS  55 KT.
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 26.1N  90.7W
 
INTERMEDIATE PUBLIC ADVISORY...WTNT33 KNHC/MIATCPAT3...AT 26/1200Z
 
NEXT ADVISORY AT 26/1500Z
 
$$
FORECASTER BLAKE
 
 
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