Teresa Not Expected to Last Long While Sam Continues to Grow Stronger

| September 24, 2021 @ 10:11 pm

SUBTROPICAL STORM TERESA

SUMMARY OF 1100 PM AST…0300 UTC…INFORMATION
———————————————–
LOCATION…34.3N 65.4W
ABOUT 140 MI…230 KM NNW OF BERMUDA
MAXIMUM SUSTAINED WINDS…45 MPH…75 KM/H
PRESENT MOVEMENT…WNW OR 300 DEGREES AT 10 MPH…17 KM/H
MINIMUM CENTRAL PRESSURE…1008 MB…29.77 INCHES

WATCHES AND WARNINGS
——————–
There are no coastal watches or warnings in effect.

DISCUSSION AND OUTLOOK
———————-
At 1100 PM AST (0300 UTC), the center of Subtropical Storm Teresa was located near latitude 34.3 North, longitude 65.4 West. The storm is moving toward the west-northwest near 10 mph (17 km/h), and a turn toward the north and northeast is expected during the next day or two.

Maximum sustained winds are near 45 mph (75 km/h) with higher gusts. Little change in strength is forecast during the next 36 hours. Teresa should dissipate in about two days.

Winds of 40 mph extend outward up to 115 miles (185 km) from the center. The estimated minimum central pressure is 1008 mb (29.77 inches).

HAZARDS AFFECTING LAND
———————-
None


HURRICANE SAM

SUMMARY OF 1100 PM AST…0300 UTC…INFORMATION
———————————————–
LOCATION…12.4N 45.9W
ABOUT 1215 MI…1950 KM ESE OF THE NORTHERN LEEWARD ISLANDS
MAXIMUM SUSTAINED WINDS…100 MPH…155 KM/H
PRESENT MOVEMENT…WNW OR 285 DEGREES AT 14 MPH…22 KM/H
MINIMUM CENTRAL PRESSURE…982 MB…29.00 INCHES

WATCHES AND WARNINGS
——————–
There are no coastal watches or warnings in effect.

DISCUSSION AND OUTLOOK
———————-
At 1100 PM AST (0300 UTC), the eye of Hurricane Sam was located near latitude 12.4 North, longitude 45.9 West. Sam is moving toward the west-northwest near 14 mph (22 km/h). A motion toward the west or west-northwest with a decrease in forward speed is expected over the weekend. A turn toward the northwest is forecast on Monday.

Maximum sustained winds have increased to near 100 mph (155 km/h) with higher gusts. Additional strengthening is forecast, and Sam is expected to become a major hurricane on Saturday.

Sam is a small hurricane. Hurricane-force winds extend outward up to 15 miles (30 km) from the center, and tropical-storm-force winds extend outward up to 60 miles (95 km). The estimated minimum central pressure is 982 mb (29.00 inches).

HAZARDS AFFECTING LAND
———————-
None.

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Category: ALL POSTS, Tropical

About the Author ()

Scott Martin is an operational meteorologist, professional graphic artist, musician, husband, and father. Not only is Scott a member of the National Weather Association, but he is also the Central Alabama Chapter of the NWA president. Scott is also the co-founder of Racecast Weather, which provides forecasts for many racing series across the USA. He also supplies forecasts for the BassMaster Elite Series events including the BassMaster Classic.

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