Hurricane Alex

Forecast Advisory 20

---

000
WTNT21 KNHC 301447
TCMAT1
HURRICANE ALEX FORECAST/ADVISORY NUMBER 20
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL012010
1500 UTC WED JUN 30 2010

CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY...

NONE.

SUMMARY OF WATCHES AND WARNINGS IN EFFECT...

A HURRICANE WARNING IS IN EFFECT FOR...
* THE COAST OF TEXAS SOUTH OF BAFFIN BAY TO THE MOUTH OF THE RIO
GRANDE
* THE COAST OF MEXICO FROM THE MOUTH OF THE RIO GRANDE TO LA CRUZ

A TROPICAL STORM WARNING IN IN EFFECT FOR...
* THE COAST OF TEXAS FROM BAFFIN BAY TO PORT OCONNOR
* THE COAST OF MEXICO SOUTH OF LA CRUZ TO CABO ROJO

HURRICANE CENTER LOCATED NEAR 23.8N 95.5W AT 30/1500Z
POSITION ACCURATE WITHIN 15 NM

PRESENT MOVEMENT TOWARD THE NORTHWEST OR 320 DEGREES AT 6 KT

ESTIMATED MINIMUM CENTRAL PRESSURE 961 MB
EYE DIAMETER 10 NM
MAX SUSTAINED WINDS 70 KT WITH GUSTS TO 85 KT.
64 KT....... 50NE 20SE 15SW 15NW.
50 KT....... 80NE 60SE 30SW 40NW.
34 KT.......175NE 150SE 100SW 130NW.
12 FT SEAS..300NE 180SE 120SW 240NW.
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 23.8N 95.5W AT 30/1500Z
AT 30/1200Z CENTER WAS LOCATED NEAR 23.5N 95.2W

FORECAST VALID 01/0000Z 24.1N 96.7W
MAX WIND 85 KT...GUSTS 105 KT.
64 KT... 50NE 20SE 15SW 15NW.
50 KT... 80NE 60SE 30SW 40NW.
34 KT...175NE 150SE 100SW 130NW.

FORECAST VALID 01/1200Z 24.5N 98.5W...INLAND
MAX WIND 45 KT...GUSTS 55 KT.
34 KT...100NE 100SE 0SW 0NW.

FORECAST VALID 02/0000Z 24.5N 101.0W...INLAND
MAX WIND 25 KT...GUSTS 35 KT.

FORECAST VALID 02/1200Z...DISSIPATED

REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 23.8N 95.5W

NEXT ADVISORY AT 30/2100Z

$$
FORECASTER AVILA