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BULLETIN
Hurricane Calvin Advisory Number  17
NWS National Hurricane Center Miami FL       EP032023
1100 AM HST Sat Jul 15 2023
 
...CALVIN MOVING WESTWARD OVER OPEN WATERS...
...EXPECTED TO MOVE INTO THE CENTRAL PACIFIC BASIN EARLY MONDAY...
 
 
SUMMARY OF 1100 AM HST...2100 UTC...INFORMATION
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LOCATION...15.0N 130.4W
ABOUT 1445 MI...2325 KM WSW OF THE SOUTHERN TIP OF BAJA CALIFORNIA
ABOUT 1660 MI...2670 KM E OF HILO HAWAII
MAXIMUM SUSTAINED WINDS...100 MPH...155 KM/H
PRESENT MOVEMENT...W OR 280 DEGREES AT 16 MPH...26 KM/H
MINIMUM CENTRAL PRESSURE...975 MB...28.80 INCHES
 
 
WATCHES AND WARNINGS
--------------------
There are no coastal watches or warnings in effect.
 
Interests in Hawaii should monitor the progress of Calvin.
 
 
DISCUSSION AND OUTLOOK
----------------------
At 1100 AM HST (2100 UTC), the center of Hurricane Calvin was
located near latitude 15.0 North, longitude 130.4 West. Calvin is
moving toward the west near 16 mph (26 km/h), and this general 
motion at a similar or slightly faster forward speed is expected 
during the next few days.
 
Maximum sustained winds are near 100 mph (155 km/h) with higher
gusts. Weakening is forecast through early next week.
 
Hurricane-force winds extend outward up to 25 miles (35 km) from the
center and tropical-storm-force winds extend outward up to 105 miles
(165 km).
 
The estimated minimum central pressure is 975 mb (28.80 inches).
 
 
HAZARDS AFFECTING LAND
----------------------
Key messages for Calvin can be found in the Tropical Cyclone
Discussion under AWIPS header MIATCDEP3 and WMO header WTPZ43 KNHC
and on the web at hurricanes.gov/text/miatcdep3.shtml
 
SURF:  Swells generated by Calvin are expected to begin reaching the
Hawaiian Islands early next week. 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 500 PM HST.
 
$$
Forecaster Reinhart
 
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