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Summary for Tropical Storm Lee (AT4/AL142017)

2017-09-16 16:41:54| National Hurricane Center (Atlantic)

...DEPRESSION STRENGTHENS INTO TROPICAL STORM LEE... As of 11:00 AM AST Sat Sep 16 the center of Lee was located near 12.5, -33.1 with movement W at 12 mph. The minimum central pressure was 1007 mb with maximum sustained winds of about 40 mph.

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Tropical Storm Lee Public Advisory Number 7

2017-09-16 16:41:54| National Hurricane Center (Atlantic)

Issued at 1100 AM AST Sat Sep 16 2017 000 WTNT34 KNHC 161441 TCPAT4 BULLETIN Tropical Storm Lee Advisory Number 7 NWS National Hurricane Center Miami FL AL142017 1100 AM AST Sat Sep 16 2017 ...DEPRESSION STRENGTHENS INTO TROPICAL STORM LEE... SUMMARY OF 1100 AM AST...1500 UTC...INFORMATION ----------------------------------------------- LOCATION...12.5N 33.1W ABOUT 655 MI...1055 KM WSW OF THE CABO VERDE ISLANDS MAXIMUM SUSTAINED WINDS...40 MPH...65 KM/H PRESENT MOVEMENT...W OR 265 DEGREES AT 12 MPH...19 KM/H MINIMUM CENTRAL PRESSURE...1007 MB...29.74 INCHES WATCHES AND WARNINGS -------------------- There are no coastal watches or warnings in effect. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ At 1100 AM AST (1500 UTC), the center of Tropical Storm Lee was located near latitude 12.5 North, longitude 33.1 West. Lee is moving toward the west near 12 mph (19 km/h). A westward or west-northwestward motion with a decrease in forward speed is expected during the next couple of days. Maximum sustained winds have increased to are near 40 mph (65 km/h) with higher gusts. Little change in strength is forecast during the next 48 hours. Tropical-storm-force winds extend outward up to 70 miles (110 km) from the center. The estimated minimum central pressure is 1007 mb (29.74 inches). HAZARDS AFFECTING LAND ---------------------- None NEXT ADVISORY ------------- Next complete advisory at 500 PM AST. $$ Forecaster Berg

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Tropical Storm Lee Wind Speed Probabilities Number 7

2017-09-16 16:41:54| National Hurricane Center (Atlantic)

Issued at 1500 UTC SAT SEP 16 2017 000 FONT14 KNHC 161441 PWSAT4 TROPICAL STORM LEE WIND SPEED PROBABILITIES NUMBER 7 NWS NATIONAL HURRICANE CENTER MIAMI FL AL142017 1500 UTC SAT SEP 16 2017 AT 1500Z THE CENTER OF TROPICAL STORM LEE WAS LOCATED NEAR LATITUDE 12.5 NORTH...LONGITUDE 33.1 WEST WITH MAXIMUM SUSTAINED WINDS NEAR 35 KTS...40 MPH...65 KM/H. Z INDICATES COORDINATED UNIVERSAL TIME (GREENWICH) ATLANTIC STANDARD TIME (AST)...SUBTRACT 4 HOURS FROM Z TIME EASTERN DAYLIGHT TIME (EDT)...SUBTRACT 4 HOURS FROM Z TIME CENTRAL DAYLIGHT TIME (CDT)...SUBTRACT 5 HOURS FROM Z TIME WIND SPEED PROBABILITY TABLE FOR SPECIFIC LOCATIONS CHANCES OF SUSTAINED (1-MINUTE AVERAGE) WIND SPEEDS OF AT LEAST ...34 KT (39 MPH... 63 KM/H)... ...50 KT (58 MPH... 93 KM/H)... ...64 KT (74 MPH...119 KM/H)... FOR LOCATIONS AND TIME PERIODS DURING THE NEXT 5 DAYS PROBABILITIES FOR LOCATIONS ARE GIVEN AS OP(CP) WHERE OP IS THE PROBABILITY OF THE EVENT BEGINNING DURING AN INDIVIDUAL TIME PERIOD (ONSET PROBABILITY) (CP) IS THE PROBABILITY OF THE EVENT OCCURRING BETWEEN 12Z SAT AND THE FORECAST HOUR (CUMULATIVE PROBABILITY) PROBABILITIES ARE GIVEN IN PERCENT X INDICATES PROBABILITIES LESS THAN 1 PERCENT PROBABILITIES FOR 34 KT AND 50 KT ARE SHOWN AT A GIVEN LOCATION WHEN THE 5-DAY CUMULATIVE PROBABILITY IS AT LEAST 3 PERCENT. PROBABILITIES FOR 34...50...64 KT SHOWN WHEN THE 5-DAY 64-KT CUMULATIVE PROBABILITY IS AT LEAST 1 PERCENT. - - - - WIND SPEED PROBABILITIES FOR SELECTED LOCATIONS - - - - FROM FROM FROM FROM FROM FROM FROM TIME 12Z SAT 00Z SUN 12Z SUN 00Z MON 12Z MON 12Z TUE 12Z WED PERIODS TO TO TO TO TO TO TO 00Z SUN 12Z SUN 00Z MON 12Z MON 12Z TUE 12Z WED 12Z THU FORECAST HOUR (12) (24) (36) (48) (72) (96) (120) - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - LOCATION KT $$ FORECASTER BERG

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Tropical Storm Lee Forecast Advisory Number 7

2017-09-16 16:41:25| National Hurricane Center (Atlantic)

Issued at 1500 UTC SAT SEP 16 2017 000 WTNT24 KNHC 161441 TCMAT4 TROPICAL STORM LEE FORECAST/ADVISORY NUMBER 7 NWS NATIONAL HURRICANE CENTER MIAMI FL AL142017 1500 UTC SAT SEP 16 2017 THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT. TROPICAL STORM CENTER LOCATED NEAR 12.5N 33.1W AT 16/1500Z POSITION ACCURATE WITHIN 20 NM PRESENT MOVEMENT TOWARD THE WEST OR 265 DEGREES AT 10 KT ESTIMATED MINIMUM CENTRAL PRESSURE 1007 MB MAX SUSTAINED WINDS 35 KT WITH GUSTS TO 45 KT. 34 KT....... 60NE 60SE 0SW 60NW. 12 FT SEAS.. 60NE 60SE 0SW 60NW. 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 12.5N 33.1W AT 16/1500Z AT 16/1200Z CENTER WAS LOCATED NEAR 12.5N 32.8W FORECAST VALID 17/0000Z 12.4N 34.1W MAX WIND 40 KT...GUSTS 50 KT. 34 KT... 60NE 60SE 0SW 60NW. FORECAST VALID 17/1200Z 12.5N 35.3W MAX WIND 40 KT...GUSTS 50 KT. 34 KT... 60NE 50SE 0SW 60NW. FORECAST VALID 18/0000Z 12.9N 36.7W MAX WIND 40 KT...GUSTS 50 KT. 34 KT... 60NE 50SE 0SW 60NW. FORECAST VALID 18/1200Z 13.6N 38.4W MAX WIND 40 KT...GUSTS 50 KT. 34 KT... 50NE 50SE 0SW 50NW. FORECAST VALID 19/1200Z 15.6N 42.3W MAX WIND 35 KT...GUSTS 45 KT. 34 KT... 40NE 40SE 0SW 40NW. EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 150 NM ON DAY 4 AND 200 NM ON DAY 5...AND FOR INTENSITY NEAR 15 KT EACH DAY OUTLOOK VALID 20/1200Z 17.0N 46.0W MAX WIND 30 KT...GUSTS 40 KT. OUTLOOK VALID 21/1200Z 18.0N 49.5W...POST-TROP/REMNT LOW MAX WIND 25 KT...GUSTS 35 KT. REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 12.5N 33.1W NEXT ADVISORY AT 16/2100Z $$ FORECASTER BERG

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