TCPEP5 10:53:36.4788

NOTE: This is not to be used for life critical applications .  Please refer to official National Weather Service/NOAA websites and publications
----------800 AM PDT Thu Sep 27 2018
...ROSA STRENGTHENING AND FORECAST TO BECOME A MAJOR HURRICANE LATER TODAY OR TONIGHT...
 SUMMARY OF 800 AM PDT...1500 UTC...INFORMATION ---------------------------------------------- LOCATION...17.2N 115.4W ABOUT 530 MI...855 KM SW OF THE SOUTHERN TIP OF BAJA CALIFORNIA MAXIMUM SUSTAINED WINDS...105 MPH...165 KM/H PRESENT MOVEMENT...W OR 270 DEGREES AT 12 MPH...19 KM/H MINIMUM CENTRAL PRESSURE...970 MB...28.65 INCHES
 WATCHES AND WARNINGS -------------------- There are no coastal watches or warnings in effect.
 DISCUSSION AND OUTLOOK ---------------------- At 800 AM PDT (1500 UTC), the center of Hurricane Rosa was located near latitude 17.2 North, longitude 115.4 West.  Rosa is moving toward the west near 12 mph (19 km/h).  This general motion is expected to continue through tonight, with a slower motion toward the west-northwest on Friday and toward the northwest Friday night and Saturday.
Maximum sustained winds have increased to near 105 mph (165 km/h) with higher gusts.  Additional strengthening is forecast through Friday, and Rosa is expected to become a major hurricane later today or tonight.  The hurricane is expected to begin weakening on Saturday.
Hurricane-force winds extend outward up to 30 miles (45 km) from the center and tropical-storm-force winds extend outward up to 105 miles (165 km).  The Mexican Navy automated station on Clarion Island recently reported sustained winds of 44 mph (71 km/h) and a wind gust of 57 mph (91 km/h).
The estimated minimum central pressure is 970 mb (28.65 inches).
 HAZARDS AFFECTING LAND ---------------------- SURF:  Swells generated by Rosa will affect portions of the coasts of southwestern Mexico, the southern Baja California Peninsula, and southern California late this week and over the weekend.  These swells are likely to cause life-threatening surf and rip current conditions.  Please consult products from your local weather office.
 NEXT ADVISORY ------------- Next complete advisory at 200 PM PDT.
$$ Forecaster Beven
---------- tags: weatherwire,weather,update