Issued at 0300 UTC FRI SEP 08 2017

000
FONT11 KNHC 080259
PWSAT1

HURRICANE IRMA WIND SPEED PROBABILITIES NUMBER  36

NWS NATIONAL HURRICANE CENTER MIAMI FL

AL112017

0300 UTC FRI SEP 08 2017

AT 0300Z THE CENTER OF HURRICANE IRMA WAS LOCATED NEAR LATITUDE 21.3
NORTH...LONGITUDE 72.4 WEST WITH MAXIMUM SUSTAINED WINDS NEAR 145

KTS...165 MPH...270 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

00Z FRI 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.

Click here to read more at The National Hurricane Center