WTPZ35 KNHC 010846

TCPEP5



BULLETIN

TROPICAL STORM IRWIN ADVISORY NUMBER  40

NWS NATIONAL HURRICANE CENTER MIAMI FL       EP102017

200 AM PDT TUE AUG 01 2017



...IRWIN EXPECTED TO BECOME A REMNANT LOW BY TONIGHT...





SUMMARY OF 200 AM PDT...0900 UTC...INFORMATION

----------------------------------------------

LOCATION...24.9N 128.8W

ABOUT 1200 MI...1930 KM W OF THE SOUTHERN TIP OF BAJA CALIFORNIA

MAXIMUM SUSTAINED WINDS...45 MPH...75 KM/H

PRESENT MOVEMENT...NNW OR 335 DEGREES AT 13 MPH...20 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 200 AM PDT (0900 UTC), THE CENTER OF TROPICAL STORM IRWIN WAS

LOCATED NEAR LATITUDE 24.9 NORTH, LONGITUDE 128.8 WEST. IRWIN IS

MOVING TOWARD THE NORTH-NORTHWEST NEAR 13 MPH (20 KM/H), AND THIS

MOTION IS EXPECTED TO CONTINUE THIS MORNING. A SLOWER MOTION TOWARD

THE NORTHWEST SHOULD BEGIN LATER TODAY.



MAXIMUM SUSTAINED WINDS ARE NEAR 45 MPH (75 KM/H) WITH HIGHER GUSTS.

WEAKENING IS FORECAST DURING THE NEXT COUPLE OF DAYS, AND IRWIN

IS EXPECTED TO DEGENERATE INTO A REMNANT LOW LATER TODAY OR TONIGHT.



TROPICAL-STORM-FORCE WINDS EXTEND OUTWARD UP TO 35 MILES (55 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 800 AM PDT.



...

FORECASTER BROWN