ZCZC MIATCPEP3 ALL TTAA00 KNHC DDHHMM BULLETIN HURRICANE MIRIAM ADVISORY NUMBER 11 NWS NATIONAL HURRICANE CENTER MIAMI FL EP132012 800 AM PDT MON SEP 24 2012 ...MIRIAM BECOMES A MAJOR HURRICANE... SUMMARY OF 800 AM PDT...1500 UTC...INFORMATION ---------------------------------------------- LOCATION...17.7N 112.9W ABOUT 410 MI...655 KM SSW OF THE SOUTHERN TIP OF BAJA CALIFORNIA MAXIMUM SUSTAINED WINDS...120 MPH...195 KM/H PRESENT MOVEMENT...NW OR 305 DEGREES AT 12 MPH...19 KM/H MINIMUM CENTRAL PRESSURE...958 MB...28.29 INCHES WATCHES AND WARNINGS -------------------- THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ AT 800 AM PDT...1500 UTC...THE EYE OF HURRICANE MIRIAM WAS LOCATED NEAR LATITUDE 17.7 NORTH...LONGITUDE 112.9 WEST. MIRIAM IS MOVING TOWARD THE NORTHWEST NEAR 12 MPH...19 KM/H. THIS GENERAL MOTION WITH A DECREASE IN FORWARD SPEED IS EXPECTED DURING THE NEXT 24 HOURS...FOLLOWED BY A TURN TOWARD THE NORTH-NORTHWEST AND NORTH LATE TUESDAY AND WEDNESDAY. MAXIMUM SUSTAINED WINDS HAVE INCREASED TO NEAR 120 MPH...195 KM/H...WITH HIGHER GUSTS. MIRIAM IS A CATEGORY THREE HURRICANE ON THE SAFFIR-SIMPSON HURRICANE WIND SCALE. SOME ADDITIONAL STRENGTHENING IS POSSIBLE TODAY...BUT A GRADUAL WEAKENING IS FORECAST TO BEGIN ON TUESDAY. HURRICANE-FORCE WINDS EXTEND OUTWARD UP TO 30 MILES...45 KM...FROM THE CENTER...AND TROPICAL-STORM-FORCE WINDS EXTEND OUTWARD UP TO 115 MILES...185 KM. THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 958 MB...28.29 INCHES. HAZARDS AFFECTING LAND ---------------------- SURF...SWELLS GENERATED BY MIRIAM WILL AFFECT THE SOUTH AND WEST COASTS OF THE SOUTHERN BAJA PENINSULA DURING THE NEXT COUPLE OF DAYS. 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...200 PM PDT. $$ FORECASTER KIMBERLAIN NNNN
Alternate Formats
About Alternates -
E-Mail Advisories -
RSS Feeds
Cyclone Forecasts
Latest Advisory -
Past Advisories -
About Advisories
Marine Forecasts
Latest Products -
About Marine Products
Tools & Data
Satellite Imagery -
US Weather Radar -
Aircraft Recon -
Local Data Archive -
Forecast Verification -
Deadliest/Costliest/Most Intense
Learn About Hurricanes
Storm Names
Wind Scale -
Prepare -
Climatology -
NHC Glossary -
NHC Acronyms -
Frequently Asked Questions -
AOML Hurricane-Research Division
About Us
About NHC -
Mission/Vision -
Other NCEP Centers -
NHC Staff -
Visitor Information -
NHC Library
NOAA/
National Weather Service
National Centers for Environmental Prediction
National Hurricane Center
11691 SW 17th Street
Miami, Florida, 33165-2149 USA
nhcwebmaster@noaa.gov
Disclaimer
Privacy Policy
Credits
About Us
Glossary
Career Opportunities
Page last modified: Monday, 31-Dec-2012 12:10:37 UTC