NHC/NOAA 2AM update – Gonzalo expected to become a Hurricane later today
Tropical Storm Gonzalo Intermediate Advisory Number 6A
NWS National Hurricane Center Miami FL AL072020
200 AM AST Thu Jul 23 2020
…GONZALO HEADING WESTWARD OVER THE CENTRAL TROPICAL ATLANTIC.…EXPECTED TO BECOME A HURRICANE LATER TODAY…
SUMMARY OF 200 AM AST…0600 UTC…INFORMATION
ABOUT 1025 MI…1650 KM E OF THE SOUTHERN WINDWARD ISLANDS
MAXIMUM SUSTAINED WINDS…60 MPH…95 KM/H
PRESENT MOVEMENT…W OR 270 DEGREES AT 12 MPH…19 KM/H
MINIMUM CENTRAL PRESSURE…998 MB…29.47 INCHES
WATCHES AND WARNINGS
CHANGES WITH THIS ADVISORY…
SUMMARY OF WATCHES AND WARNING IN EFFECT…
A Hurricane Watch is in effect for…
A Hurricane Watch means that hurricane conditions are possible within the watch area. A watch is typically issued 48 hours before the anticipated first occurrence of tropical-storm-force winds, conditions that make outside preparations difficult or dangerous.
Interests in the Windward Islands should monitor the progress of this system.
For storm information specific to your area, please monitor products issued by your national meteorological service.
DISCUSSION AND OUTLOOK
At 200 AM AST (0600 UTC), the center of Tropical Storm Gonzalo was located near latitude 9.9 North, longitude 46.2 West. Gonzalo is moving toward the west near 12 mph (19 km/h). A general westward motion at a faster forward speed is expected during the next few days. On the forecast track, the center of Gonzalo would approach the Windward Islands late Friday and Saturday.
Maximum sustained winds are near 60 mph (95 km/h) with higher gusts. Strengthening is forecast during the next couple of days, and Gonzalo is expected to become a hurricane on Thursday.
Tropical-storm-force winds extend outward up to 35 miles (55 km) from the center.
The estimated minimum central pressure is 998 mb (29.47 inches).
HAZARDS AFFECTING LAND
Key messages for Gonzalo can be found in the Tropical Cyclone Discussion under AWIPS header MIATCDAT2 and WMO header WTNT42 KNHC.
Next complete advisory at 500 AM AST.