Severe Thunderstorm Warning 225, NWS Jacksonville, FL

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE JACKSONVILLE FL
305 PM EDT WED AUG 2 2000

CURRENTLY...SURFACE ANALYSIS SHOWING BERMUDA HIGH RIDGING WEST INTO
SOUTHEAST GEORGIA. THERE WAS AN INVERTED TROUGH OFF THE CENTRAL
FLORIDA EAST COAST. VISIBLE IMAGERY SHOWING THE EAST COAST SEABREEZE
NEAR THE ST JOHNS AND IS UNEXPECTEDLY NOT ACTIVE AS SOME SLIGHTLY
DRIER AIR HAS ADVECTED IN FROM ATLANTIC (AS SEEN ON WATER VAPOR).
THE WEST COAST SEABREEZE VERY ACTIVE WITH STORMS AND OUTFLOW BOUNDARIES
ERUPTING IN OUR NORTHERN AND WESTERN CWA.

THIS EVE...EXPECT AN ACTIVE REST OF THE AFTERNOON/EVE...MAINLY INLAND
...AS SEABREEZES COLLIDE JUST EAST OF I-75 IN NORTH FLORIDA AND WEST
OF U.S. 301 IN SOUTHEAST GEORGIA. DUE TO LIGHT STEERING WINDS (AGAIN)
WENT WITH 50 PCT POPS FOR THE INLAND AREAS AND MENTIONED LOCALLY HEAVY
RAIN. ALONG THE COAST...DUE TO OUTFLOW BOUNDARIES AND SEABREEZE DIMINISHING
SOME OF CONVECTION OR RESIDUAL SHOWERS MAY MAKE IT BACK TOWARDS THE
COAST AND WENT 30 PCT THERE.

THU...ETA MODEL MOVES AFOREMENTIONED INVERTED TROUGH INTO NE FL
WHICH WILL RESULT IN A SURGE OF MOISTURE AND BETTER CHC OF PCP...
ESP AT THE COAST. WENT 60 TO 70 PCT EVERWHERE.

EXTENDED...THE HIGH PRESSURE RIDGE CONTINUES ITS HOLD IN THE AREA
AND WENT MOSTLY WITH CLIMATOLGY HERE.

MARINE...WENT WITH WINDS SOUTH OR SOUTHEAST 10 TO 15 KNOTS AND SEAS
2 TO 4 FEET. MENTIONED WIDLEY SCATTERED/SCATTERED THUNDERSTORM ACTIVITY
AS RESULT OF TROUGH APPROACHING THE AREA.

AMG 72/90/72/91 5746
SSI 73/88/74/88 3635
JAX 72/90/73/91 3635
GNV 71/91/71/91 5645 08

.JAX..
.FL...NONE.
.GA...NONE.

PETERSON

FLZ020>025-030>033-035>038-040-GAZ132>136-149>154-162>166-022100-

NORTHEAST FLORIDA/SOUTHEAST GEORGIA HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE JACKSONVILLE FL
1200 PM EDT WED AUG 2 2000

NORTHEAST FLORIDA/SOUTHEAST GEORGIA HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE JACKSONVILLE FL
NOON EDT TUE AUG 1 2000

SCATTERED THUNDERSTORMS WILL DEVELOP DURING THE EARLY AFTERNOON AND
CONTINUE INTO THE EVENING HOURS. ISOLATED THUNDERSTORMS ARE EXPECTED
TO DEVELOP NEAR THE INTRACOASTAL AFTER THE SEA BREEZE DEVELOPS AND
PUSHES SLOWLY INLAND. THE STORMS WILL INCREASE IN COVERAGE AND
INTENSITY FURTHER INLAND LATER THIS AFTERNOON AND EVENING. THE MOST
CONCENTRATION OF STORMS WILL BE FROM WEST OF THE ST JOHNS RIVER TO
INTERSTATE 75 IN NORTH FLORIDA AND WEST OF INTERSTATE 95 IN SOUTHEAST
GEORGIA.

STEERING WINDS ARE VERY LIGHT AND THE STORMS WILL MOVE SLOWLY. HEAVY
RAIN WILL BE THE RESULT WITH SOME AREAS RECEIVING 3 INCHES OF RAIN
IN THE STRONGER THUNDERSTORMS. EXPECT FREQUENT CLOUD TO GROUND
LIGHTNING...AND STRONG AND GUSTY WINDS. FLOODING OF LOW LYING AREAS
IS POSSIBLE.

DUE TO THE POSSIBILITY OF SEVERE STORMS AND FLOODING...STORM
SPOTTERS SHOULD REMAIN ALERT FOR ACTIVATION THIS AFTERNOON AND
EVENING.

FOR ADDITIONAL INFORMATION...VISIT THE NATIONAL WEATHER SERVICE IN
JACKSONVILLE WEBSITE ON THE INTERNET AT WWW.NWSJAX.NOAA.GOV.

TRABERT