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TROPICAL STORM BETA FORECAST/ADVISORY NUMBER  17
NWS NATIONAL HURRICANE CENTER MIAMI FL       AL222020
2100 UTC MON SEP 21 2020
 
CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY...
 
THE TROPICAL STORM WATCH HAS BEEN DISCONTINUED FROM BAFFIN BAY TO
SOUTH OF PORT ARANSAS TEXAS.
 
SUMMARY OF WATCHES AND WARNINGS IN EFFECT...
 
A STORM SURGE WARNING IS IN EFFECT FOR...
* PORT ARANSAS...TEXAS TO SABINE PASS...TEXAS INCLUDING COPANO
BAY...ARANSAS BAY...SAN ANTONIO BAY...MATAGORDA BAY...AND GALVESTON
BAY.
 
A TROPICAL STORM WARNING IS IN EFFECT FOR...
* PORT ARANSAS TEXAS TO 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 TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE
EXPECTED SOMEWHERE WITHIN THE WARNING AREA...IN THIS CASE WITHIN
THE NEXT 12 HOURS.
 
TROPICAL STORM CENTER LOCATED NEAR 28.2N  96.1W AT 21/2100Z
POSITION ACCURATE WITHIN  20 NM
 
PRESENT MOVEMENT TOWARD THE NORTHWEST OR 310 DEGREES AT   4 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE  999 MB
MAX SUSTAINED WINDS  40 KT WITH GUSTS TO  50 KT.
34 KT.......150NE   0SE  40SW  70NW.
12 FT SEAS.. 90NE  60SE  60SW 120NW.
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 28.2N  96.1W AT 21/2100Z
AT 21/1800Z CENTER WAS LOCATED NEAR 28.1N  96.0W
 
FORECAST VALID 22/0600Z 28.5N  96.6W...INLAND
MAX WIND  35 KT...GUSTS  45 KT.
34 KT...110NE  30SE  30SW  40NW.
 
FORECAST VALID 22/1800Z 28.7N  96.5W...INLAND
MAX WIND  35 KT...GUSTS  45 KT.
34 KT... 80NE  30SE  30SW  40NW.
 
FORECAST VALID 23/0600Z 28.9N  95.8W...NEAR TEXAS COAST
MAX WIND  35 KT...GUSTS  45 KT.
34 KT... 60NE  60SE   0SW   0NW.
 
FORECAST VALID 23/1800Z 29.2N  94.7W...OVER WATER
MAX WIND  30 KT...GUSTS  40 KT.
 
FORECAST VALID 24/0600Z 29.7N  93.3W...OVER WATER
MAX WIND  25 KT...GUSTS  35 KT.
 
FORECAST VALID 24/1800Z 30.8N  91.6W...INLAND
MAX WIND  20 KT...GUSTS  30 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 25/1800Z 34.1N  88.7W...POST-TROP/INLAND
MAX WIND  20 KT...GUSTS  30 KT.
 
OUTLOOK VALID 26/1800Z...DISSIPATED INLAND
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 28.2N  96.1W
 
INTERMEDIATE PUBLIC ADVISORY...WTNT32 KNHC/MIATCPAT2...AT 22/0000Z
 
NEXT ADVISORY AT 22/0300Z
 
$$
FORECASTER STEWART
 
 
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