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Hurricane OLAF Public Advisory Number 20
2015-10-19 22:31:59| National Hurricane Center (East Pacific)
Issued at 200 PM PDT MON OCT 19 2015 000 WTPZ34 KNHC 192031 TCPEP4 BULLETIN HURRICANE OLAF ADVISORY NUMBER 20 NWS NATIONAL HURRICANE CENTER MIAMI FL EP192015 200 PM PDT MON OCT 19 2015 ...OLAF RAPIDLY STRENGTHENS TO A CATEGORY FOUR HURRICANE... ...EXPECTED TO CROSS INTO THE CENTRAL PACIFIC BASIN TONIGHT... SUMMARY OF 200 PM PDT...2100 UTC...INFORMATION ---------------------------------------------- LOCATION...10.0N 138.7W ABOUT 1280 MI...2065 KM ESE OF HILO HAWAII MAXIMUM SUSTAINED WINDS...130 MPH...215 KM/H PRESENT MOVEMENT...W OR 275 DEGREES AT 12 MPH...19 KM/H MINIMUM CENTRAL PRESSURE...954 MB...28.17 INCHES WATCHES AND WARNINGS -------------------- There are no coastal watches or warnings in effect. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ At 200 PM PDT (2100 UTC), the eye of Hurricane Olaf was located near latitude 10.0 North, longitude 138.7 West. Olaf is moving toward the west near 12 mph (19 km/h), and this motion is expected to continue through tonight. A turn toward the west-northwest is forecast on Tuesday, followed by a turn toward the northwest on Wednesday. Satellite imagery indicates that maximum sustained winds have increased to near 130 mph (215 km/h) with higher gusts. Olaf is a category 4 hurricane on the Saffir-Simpson Hurricane Wind Scale. Some additional strengthening is forecast tonight. Some fluctuations in intensity are possible on Tuesday and Wednesday. Hurricane-force winds extend outward up to 30 miles (45 km) from the center and tropical-storm-force winds extend outward up to 140 miles (220 km). The estimated minimum central pressure is 954 mb (28.17 inches). HAZARDS AFFECTING LAND ---------------------- None. NEXT ADVISORY ------------- Next complete advisory at 800 PM PDT. $$ Forecaster Brennan
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