Post by NHC Olney Maryland on Sept 7, 2010 9:58:37 GMT -5
BULLETIN
TROPICAL STORM HERMINE INTERMEDIATE ADVISORY NUMBER 5A
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL/OLNEY MD AL102010
100 AM CDT TUE SEP 07 2010
...CENTER OF HERMINE CROSSES THE RIO GRANDE...SUSTAINED TROPICAL
STORM FORCE WINDS OCCURRING OVER PORTIONS OF DEEP SOUTH TEXAS...
SUMMARY OF 100 AM CDT...0600 UTC...INFORMATION
----------------------------------------------
LOCATION...26.1N 97.7W
ABOUT 10 MI...15 KM SSW OF HARLINGEN TEXAS
ABOUT 20 MI...30 KM NW OF BROWNSVILLE TEXAS
MAXIMUM SUSTAINED WINDS...60 MPH...95 KM/HR
PRESENT MOVEMENT...NNW OR 330 DEGREES AT 14 MPH...22 KM/HR
MINIMUM CENTRAL PRESSURE...991 MB...29.26 INCHES
WATCHES AND WARNINGS
--------------------
CHANGES WITH THIS ADVISORY...
THE GOVERNMENT OF MEXICO HAS DISCONTINUED THE TROPICAL STORM WARNING
SOUTH OF RIO SAN FERNANDO MEXICO.
SUMMARY OF WATCHES AND WARNINGS IN EFFECT...
A TROPICAL STORM WARNING IS IN EFFECT FOR...
* RIO SAN FERNANDO MEXICO NORTHWARD TO PORT OCONNOR TEXAS
FOR STORM INFORMATION SPECIFIC TO YOUR AREA IN THE UNITED
STATES...INCLUDING POSSIBLE INLAND WATCHES AND WARNINGS...PLEASE
MONITOR PRODUCTS ISSUED BY YOUR LOCAL NATIONAL WEATHER SERVICE
FORECAST OFFICE. FOR STORM INFORMATION SPECIFIC TO YOUR AREA OUTSIDE
THE UNITED STATES...PLEASE MONITOR PRODUCTS ISSUED BY YOUR NATIONAL
METEOROLOGICAL SERVICE.
DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 100 AM CDT...0600 UTC...THE CENTER OF TROPICAL STORM HERMINE WAS
LOCATED NEAR LATITUDE 26.1 NORTH...LONGITUDE 97.7 WEST. HERMINE IS
MOVING TOWARD THE NORTH-NORTHWEST NEAR 14 MPH...22 KM/HR. A GRADUAL
TURN TOWARD THE NORTH AND NORTHEAST IS EXPECTED OVER THE NEXT
COUPLE OF DAYS. ON THE FORECAST TRACK...HERMINE WILL CONTINUE TO
MOVE INLAND OVER SOUTHERN TEXAS TODAY AND INTO CENTRAL TEXAS EARLY
ON WEDNESDAY.
MAXIMUM SUSTAINED WINDS REMAIN NEAR 60 MPH...95 KM/HR...WITH HIGHER
GUSTS. WEAKENING IS FORECAST...AND HERMINE IS EXPECTED TO BECOME A
TROPICAL DEPRESSION BY THIS AFTERNOON.
TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 105 MILES...165
KM...MAINLY TO THE NORTHEAST OF THE CENTER. SUSTAINED TROPICAL
STORM FORCE WINDS HAVE BEEN REPORTED OVER PORTIONS OF DEEP SOUTH
TEXAS. VERY RECENTLY...A SUSTAINED WIND OF 54 MPH...87 KM/HR...AND
A PEAK GUST OF 69 MPH...111 KM/HR...WERE REPORTED AT HARLINGEN
TEXAS WITHIN THE PAST HOUR. A SUSTAINED WIND OF 45 MPH...72
KM/HR...AND A PEAK GUST OF 69 MPH...111 KM/HR...WERE ALSO REPORTED
AT THE BROWNSVILLE/SOUTH PADRE ISLAND INTERNATIONAL AIRPORT.
THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 991 MB...29.26 INCHES.
HAZARDS AFFECTING LAND
----------------------
WIND...TROPICAL STORM CONDITIONS ARE OCCURRING IN THE WARNING AREA
AND ARE EXPECTED TO CONTINUE THROUGH THIS MORNING.
STORM SURGE...STORM SURGE WILL RAISE WATER LEVELS BY AS MUCH AS 2 TO
4 FEET ABOVE GROUND LEVEL ALONG THE IMMEDIATE COAST OF DEEP SOUTH
TEXAS.
RAINFALL...HERMINE IS EXPECTED TO PRODUCE RAINFALL ACCUMULATIONS OF
4 TO 8 INCHES OVER NORTHEASTERN MEXICO...AND FROM SOUTHERN TEXAS
NORTHWARD INTO NORTH CENTRAL TEXAS...WITH ISOLATED MAXIMUM AMOUNTS
OF 12 INCHES POSSIBLE. THESE RAINS COULD CAUSE LIFE-THREATENING
FLASH FLOODS.
TORNADOES...ISOLATED TORNADOES ARE POSSIBLE ALONG THE LOWER AND
MIDDLE TEXAS COAST THROUGH THIS MORNING.
NEXT ADVISORY
-------------
NEXT COMPLETE ADVISORY...400 AM CDT.
TROPICAL STORM HERMINE INTERMEDIATE ADVISORY NUMBER 5A
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL/OLNEY MD AL102010
100 AM CDT TUE SEP 07 2010
...CENTER OF HERMINE CROSSES THE RIO GRANDE...SUSTAINED TROPICAL
STORM FORCE WINDS OCCURRING OVER PORTIONS OF DEEP SOUTH TEXAS...
SUMMARY OF 100 AM CDT...0600 UTC...INFORMATION
----------------------------------------------
LOCATION...26.1N 97.7W
ABOUT 10 MI...15 KM SSW OF HARLINGEN TEXAS
ABOUT 20 MI...30 KM NW OF BROWNSVILLE TEXAS
MAXIMUM SUSTAINED WINDS...60 MPH...95 KM/HR
PRESENT MOVEMENT...NNW OR 330 DEGREES AT 14 MPH...22 KM/HR
MINIMUM CENTRAL PRESSURE...991 MB...29.26 INCHES
WATCHES AND WARNINGS
--------------------
CHANGES WITH THIS ADVISORY...
THE GOVERNMENT OF MEXICO HAS DISCONTINUED THE TROPICAL STORM WARNING
SOUTH OF RIO SAN FERNANDO MEXICO.
SUMMARY OF WATCHES AND WARNINGS IN EFFECT...
A TROPICAL STORM WARNING IS IN EFFECT FOR...
* RIO SAN FERNANDO MEXICO NORTHWARD TO PORT OCONNOR TEXAS
FOR STORM INFORMATION SPECIFIC TO YOUR AREA IN THE UNITED
STATES...INCLUDING POSSIBLE INLAND WATCHES AND WARNINGS...PLEASE
MONITOR PRODUCTS ISSUED BY YOUR LOCAL NATIONAL WEATHER SERVICE
FORECAST OFFICE. FOR STORM INFORMATION SPECIFIC TO YOUR AREA OUTSIDE
THE UNITED STATES...PLEASE MONITOR PRODUCTS ISSUED BY YOUR NATIONAL
METEOROLOGICAL SERVICE.
DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 100 AM CDT...0600 UTC...THE CENTER OF TROPICAL STORM HERMINE WAS
LOCATED NEAR LATITUDE 26.1 NORTH...LONGITUDE 97.7 WEST. HERMINE IS
MOVING TOWARD THE NORTH-NORTHWEST NEAR 14 MPH...22 KM/HR. A GRADUAL
TURN TOWARD THE NORTH AND NORTHEAST IS EXPECTED OVER THE NEXT
COUPLE OF DAYS. ON THE FORECAST TRACK...HERMINE WILL CONTINUE TO
MOVE INLAND OVER SOUTHERN TEXAS TODAY AND INTO CENTRAL TEXAS EARLY
ON WEDNESDAY.
MAXIMUM SUSTAINED WINDS REMAIN NEAR 60 MPH...95 KM/HR...WITH HIGHER
GUSTS. WEAKENING IS FORECAST...AND HERMINE IS EXPECTED TO BECOME A
TROPICAL DEPRESSION BY THIS AFTERNOON.
TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 105 MILES...165
KM...MAINLY TO THE NORTHEAST OF THE CENTER. SUSTAINED TROPICAL
STORM FORCE WINDS HAVE BEEN REPORTED OVER PORTIONS OF DEEP SOUTH
TEXAS. VERY RECENTLY...A SUSTAINED WIND OF 54 MPH...87 KM/HR...AND
A PEAK GUST OF 69 MPH...111 KM/HR...WERE REPORTED AT HARLINGEN
TEXAS WITHIN THE PAST HOUR. A SUSTAINED WIND OF 45 MPH...72
KM/HR...AND A PEAK GUST OF 69 MPH...111 KM/HR...WERE ALSO REPORTED
AT THE BROWNSVILLE/SOUTH PADRE ISLAND INTERNATIONAL AIRPORT.
THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 991 MB...29.26 INCHES.
HAZARDS AFFECTING LAND
----------------------
WIND...TROPICAL STORM CONDITIONS ARE OCCURRING IN THE WARNING AREA
AND ARE EXPECTED TO CONTINUE THROUGH THIS MORNING.
STORM SURGE...STORM SURGE WILL RAISE WATER LEVELS BY AS MUCH AS 2 TO
4 FEET ABOVE GROUND LEVEL ALONG THE IMMEDIATE COAST OF DEEP SOUTH
TEXAS.
RAINFALL...HERMINE IS EXPECTED TO PRODUCE RAINFALL ACCUMULATIONS OF
4 TO 8 INCHES OVER NORTHEASTERN MEXICO...AND FROM SOUTHERN TEXAS
NORTHWARD INTO NORTH CENTRAL TEXAS...WITH ISOLATED MAXIMUM AMOUNTS
OF 12 INCHES POSSIBLE. THESE RAINS COULD CAUSE LIFE-THREATENING
FLASH FLOODS.
TORNADOES...ISOLATED TORNADOES ARE POSSIBLE ALONG THE LOWER AND
MIDDLE TEXAS COAST THROUGH THIS MORNING.
NEXT ADVISORY
-------------
NEXT COMPLETE ADVISORY...400 AM CDT.