000 WTNT61 KNHC 070659 TCUAT1 Hurricane Irma Tropical Cyclone Update NWS National Hurricane Center Miami FL AL112017 0300 AM AST Wed Sep 07 2017 ...0300 AM AST POSITION UPDATE... ...IRMA CONTINUING WEST-NORTHWESTWARD TOWARDS THE TURKS AND CAICOS ISLANDS... SUMMARY OF 0300 AM AST...0700 UTC...INFORMATION ---------------------------------------------- LOCATION...19.7N 67.9W ABOUT 245 MI...390 KM ESE OF GRAND TURK ISLAND MAXIMUM SUSTAINED WINDS...180 MPH...290 KM/H PRESENT MOVEMENT...WNW OR 290 DEGREES AT 16 MPH...26 KM/H MINIMUM CENTRAL PRESSURE...921 MB...27.20 INCHES $$ Forecaster Beven/Manougian