Severe Thunderstorm Warning 27, NWS Miami, FL

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE MIAMI FL
1253 PM EDT SUN JUN 17 2001

TROUGH SURFACE AND ALOFT TO 700 MB MOVES SE TO CENTRAL FLA STALLING
TONIGHT AND DISSIPATING TUE WHEN HIGH PRES SURFACE AND ALOFT
STRENGTHENS OVER THE SE U.S.  85H AND 70H WINDS BEGIN TO BACK
TONIGHT AND BECOME E TO SE MONDAY AND TUES. THIS OPENS THE DOOR FOR
NOCTURNAL ACTIVITY E COAST AND DIURNAL MAINLY INTERIOR AND W MON AND
TUE.

MAV TEMPS MOST REASONABLE OVER PAST FEW DAYS AND WILL USE FOR THE
MOST PART.

IN THE EXTENDED, WEDNESDAY THROUGH SUNDAY, HIGH PRES OVER THE SE
U.S. BEGINS TO WEAKEN AND MOVE SE (SURFACE AND ALOFT) AS ANOTHER
TROUGH MOVES FROM THE UPPER MID WEST TOWARD THE E SEABOARD. THE
SURFACE TROUGH WILL STALL ALONG THE SE U.S. COAST ACROSS S FLA WITH
THE SURFACE RIDGE SE OF AREA SAT THEN SYSTEM BEGINS TO MOVE SLIGHTLY
N ON SUN. EXPECT SCATTERED SHOWERS/TSTMS EACH DAY (MAINLY INTERIOR
AND W) WED AND THU. ON FRI STEERING WINDS WINDS BEGIN A TRANSITION
TO SW AND THE LAKE AREA WILL BE CONCENTRATED UPON FRI AND THE E
COAST SAT AND SUN. WILL JUST KEEP SCATTERED IN EXTENDED FOR NOW BUT
FRI AND SAT TO BE THE MOST ACTIVE DAYS OF THE WEEK.

IN THE COASTAL ZONES, E TO SE FLOW DEVELOPS WITH DEVELOPING RIDGE
OVER SE U.S. FLOW REMAINING FOR THE MOST PART FAIRLY STEADY THROUGH
THU THEN VEERING AS NEXT TROUGH DEVELOPS TO N AND RIDGE MOVES SE.
NO HIGHLIGHTS AS WINDS REMAINS 15 KNOTS OR LESS.

NO HIGHLIGHTS FIRE WEATHER.

MIA BB 076/088 077/088 077 1524232
PBI BB 074/089 076/088 076 1524242=

.MIA...NONE.

FLZ063-066>075-172000-

SOUTH FLORIDA HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE MIAMI FL
900 AM EDT SUN JUN 17 2001

...SCATTERED TO NUMEROUS STRONG THUNDERSTORMS THIS AFTERNOON...
...HEAT INDICES NEAR 105 DEGREES THIS AFTERNOON...

SCATTERED TO NUMEROUS THUNDERSTORMS WILL DEVELOP AGAIN THIS
AFTERNOON AND LAST INTO THE EARLY EVENING HOURS ACROSS SOUTH
FLORIDA. THE ACTIVITY WILL BE MOST ACTIVE FROM THE SOUTHEAST
METROPOLITAN AREAS WESTWARD. THESE STORMS WILL BE NEARLY STATIONARY
FOR THE MOST PART OR DRIFT SLOWLY TOWARD THE SOUTH SOUTHWEST.

THE SLOW MOVEMENT OF THESE STORMS WILL RESULT IN LOCALLY VERY HEAVY
RAINFALL. LOCALIZED MINOR FLOODING OF LOW LYING AND POOR DRAINAGE
AREAS IS POSSIBLE. THESE STORMS WILL ALSO PRODUCE WIND GUSTS OF 45
TO 50 MPH...FREQUENT DEADLY CLOUD TO GROUND LIGHTNING AND SMALL
HAIL. A FEW OF THE STORMS COULD EVEN BECOME SEVERE...THEREFORE
SPOTTERS SHOULD REMAIN ALERT TODAY AND SHOULD MONITOR THE SITUATION.
SPOTTER ACTIVATION MAY BE REQUIRED.

AFTERNOON TEMPERATURES ARE FORECAST TO REACH THE LOWER TO MID 90S
ONCE AGAIN THIS AFTERNOON PARTICULARLY INLAND. THESE TEMPERATURES
WILL COMBINE WITH DEW POINT READINGS RANGING FROM THE LOWER TO MID
70S RESULTING IN HEAT INDICES NEAR 105 DEGREE THIS AFTERNOON. IF YOU
HAVE TO BE OUTDOORS THIS AFTERNOON...TRY TO LIMIT EXPOSURE IN THE
SUN AND DRINK PLENTY OF NON-ALCOHOLIC FLUIDS.

FOR ADDITIONAL INFORMAXTION VISIT THE NATIONAL WEATHER SERVICE IN
MIAMI WEBSITE AT HTTP://WWW.SRH.NOAA.GOV/MIA.