Alma Weather - Special Cases

THIS OUTLOOK IS FOR NORTHWEST AND WEST CENTRAL ARKANSAS AS WELL AS
MUCH OF EASTERN OKLAHOMA.

.DAY ONE...TODAY AND TONIGHT.

THUNDERSTORMS WITH DANGEROUS LIGHTNING.
RISK...LIMITED.
AREA...SOUTHEAST OKLAHOMA AND NORTHWEST ARKANAS.
ONSET...THIS AFTERNOON.

DANGEROUS HEAT.
RISK...ELEVATED.
AREA...EASTERN OKLAHOMA AND WEST CENTRAL ARKANSAS.
ONSET...ONGOING.

AREA AT GREATEST RISK...NORTHEAST OKLAHOMA.

DISCUSSION...
TEMPERATURES IN THE MID 90S AND DEW POINTS NEAR 70 HAVE RESULTED
IN HEAT INDEXES IN THE 100 TO 104 DEGREE RANGE ACROSS A LARGE PART
OF THE AREA THIS AFTERNOON.  THIS HEAT AND HUMIDITY MAY RESULT IN
AN ISOLATED SHOWER OR THUNDERSTORM IN THE TERRAIN OF SOUTHEAST
OKLAHOMA AND NORTHWEST ARKANSAS THIS AFTERNOON.  ANY THUNDERSTORM
ACTIVITY WHICH OCCURS WILL DISSIPATE AROUND SUNSET.

SPOTTER AND EMERGENCY MANAGEMENT ACTION STATEMENT...
SPOTTER ACTIVATION NOT EXPECTED.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY.
SATURDAY...DANGEROUS HEAT POTENTIAL.
SUNDAY...DANGEROUS HEAT POTENTIAL.
MONDAY...DANGEROUS HEAT POTENTIAL.
TUESDAY...THUNDERSTORM POTENTIAL...DANGEROUS HEAT POTENTIAL.
WEDNESDAY...THUNDERSTORM POTENTIAL...DANGEROUS HEAT POTENTIAL.
THURSDAY...THUNDERSTORM POTENTIAL.

EXTENDED DISCUSSION...
THE HIGH PRESSURE ALOFT WHICH HAS CAUSED THE HEAT ACROSS THE
AREA WILL CONTINUE TO BUILD HEADING INTO THE WEEKEND.  THIS WILL
RESULT IN EVEN WARMER TEMPERATURES AND HIGHER HEAT INDEX VALUES.
AN EXCESSIVE HEAT WARNING HAS BEEN ISSUED AND WILL BE IN EFFECT
MUCH OF THE WEEKEND INTO EARLY NEXT WEEK.  A WEAK FRONT MAY
TAKE THE EDGE OFF THE HEAT DURING THE MIDDLE OF NEXT WEEK.
THUNDERSTORM CHANCES WILL ENTER THE FORECAST IN THAT TIME FRAME
AS WELL.

EMERGENCY MANAGEMENT PLANNING STATEMENT...
EMERGENCY OFFICIALS WORKING OUTDOOR EVENTS IN THE COMING DAYS
SHOULD CONSIDER THE LIKELIHOOD THAT A NUMBER OF EVENT PARTICIPANTS
COULD BE AFFECTED BY THE HEAT AND REQUIRE MEDICAL ATTENTION.

WWW.SRH.NOAA.GOV/TULSA CONTAINS ADDITIONAL TABULAR AND GRAPHICAL
INFORMATION.