Show Selection:
Show plain - Location:
#1013254 (Received by flhurricane at: 4:51 AM 22.Aug.2020)
TCMAT4

TROPICAL STORM MARCO FORECAST/ADVISORY NUMBER 8
NWS NATIONAL HURRICANE CENTER MIAMI FL AL142020
0900 UTC SAT AUG 22 2020

CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY...

NONE.

SUMMARY OF WATCHES AND WARNINGS IN EFFECT...

A HURRICANE WATCH IS IN EFFECT FOR...
* PUNTA HERRERO TO CANCUN MEXICO

A TROPICAL STORM WARNING IS IN EFFECT FOR...
* PUNTA HERRERO TO DZILAM MEXICO

A HURRICANE WATCH MEANS THAT HURRICANE CONDITIONS ARE POSSIBLE
WITHIN THE WATCH AREA...IN THIS CASE WITHIN 24 HOURS.

A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE
EXPECTED SOMEWHERE WITHIN THE WARNING AREA...IN THIS CASE WITHIN 24
HOURS.

TROPICAL STORM CENTER LOCATED NEAR 19.6N 85.4W AT 22/0900Z
POSITION ACCURATE WITHIN 30 NM

PRESENT MOVEMENT TOWARD THE NORTH-NORTHWEST OR 335 DEGREES AT 10 KT

ESTIMATED MINIMUM CENTRAL PRESSURE 1005 MB
MAX SUSTAINED WINDS 40 KT WITH GUSTS TO 50 KT.
34 KT....... 60NE 0SE 0SW 0NW.
12 FT SEAS.. 30NE 0SE 0SW 0NW.
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 19.6N 85.4W AT 22/0900Z
AT 22/0600Z CENTER WAS LOCATED NEAR 19.1N 85.2W

FORECAST VALID 22/1800Z 20.9N 86.1W
MAX WIND 45 KT...GUSTS 55 KT.
34 KT... 60NE 30SE 0SW 50NW.

FORECAST VALID 23/0600Z 22.5N 87.1W
MAX WIND 50 KT...GUSTS 60 KT.
50 KT... 30NE 0SE 0SW 0NW.
34 KT... 70NE 40SE 30SW 60NW.

FORECAST VALID 23/1800Z 24.1N 88.3W
MAX WIND 55 KT...GUSTS 65 KT.
50 KT... 30NE 20SE 0SW 0NW.
34 KT... 70NE 50SE 30SW 60NW.

FORECAST VALID 24/0600Z 25.7N 89.9W
MAX WIND 60 KT...GUSTS 75 KT.
50 KT... 30NE 20SE 0SW 0NW.
34 KT... 80NE 70SE 30SW 70NW.

FORECAST VALID 24/1800Z 27.3N 91.3W
MAX WIND 55 KT...GUSTS 65 KT.
50 KT... 30NE 20SE 0SW 20NW.
34 KT... 80NE 60SE 30SW 70NW.

FORECAST VALID 25/0600Z 28.3N 93.4W
MAX WIND 50 KT...GUSTS 60 KT.
50 KT... 30NE 20SE 0SW 20NW.
34 KT... 70NE 50SE 40SW 70NW.

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 26/0600Z 29.1N 96.2W...INLAND
MAX WIND 40 KT...GUSTS 50 KT.

OUTLOOK VALID 27/0600Z 29.6N 97.8W...POST-TROP/REMNT LOW
MAX WIND 25 KT...GUSTS 35 KT.

REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 19.6N 85.4W

INTERMEDIATE PUBLIC ADVISORY...WTNT34 KNHC/MIATCPAT4...AT 22/1200Z

NEXT ADVISORY AT 22/1500Z

$$
FORECASTER ROBERTS