Area Forecast Discussion Issued by NWS Little Rock, AR
000
FXUS64 KLZK 240325
AFDLZK
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LITTLE ROCK AR
1025 PM CDT THU MAY 23 2013
.UPDATE...
MADE A FEW ADJUSTMENTS TO THE FORECAST OVERNIGHT BASED
ON LATEST TRENDS IN TEMPS...CLOUDS...AND WINDS. NO MAJOR CHANGES
BUT I LOWERED WIND SPEEDS JUST A BIT OVERNIGHT AND RAISED
DEWPOINTS AND TEMPERATURES JUST A DEGREE OR TWO ACROSS THE
NORTHERN HALF OF THE STATE. LOOKS AS IF THE COOLER AND DRIER AIR
IS A BIT SLOWER FILTERING IN THAN EXPECTED AND A BIT MORE CLOUD
COVER HAS KEPT TEMPS JUST A BIT HIGHER TONIGHT THAN EXPECTED. 53
.PREV DISCUSSION... /ISSUED 624 PM CDT THU MAY 23 2013/
AVIATION...
VFR THROUGH0UT THIS FORECAST PERIOD. SCT MID CLOUDS AT TIMES WITH
BKN HIGH CLOUDS ABOVE. LOOKS LIKE WE WILL HAVE SOME BREEZY WINDS
BEGINNING SOON AFTER SUNRISE IN CENTRAL AND S AR...SO BUMPED UP
THE WIND FORECAST THEN.
PREV DISCUSSION... /ISSUED 239 PM CDT THU MAY 23 2013/
SHORT TERM...TONIGHT THROUGH SUNDAY NIGHT
AT THE SURFACE...A STATIONARY FRONTAL BOUNDARY IS SET UP JUST TO
THE SOUTH OF THE REGION. UPPER WAVE HAS TOUCHED OFF SHOWERS/STORMS
IN OKLAHOMA...WHICH HAVE WANED IN THE LAST FEW HOURS. THE CIRRUS
SHIELD FROM THE STORMS HAS KEPT TEMPERATURES MOSTLY IN THE 70S IN
THE NORTHWEST HALF OF THE STATE...WHILE READINGS ELSEWHERE HAVE
BEEN IN THE LOWER TO MID 80S.
THERE WILL BE SMALL CHANCES FOR SHOWERS/STORMS THIS EVENING IN THE
FAR SOUTHWEST...CLOSE TO THE FRONTAL BOUNDARY AND ANY INTERACTION
WITH THE REMNANTS FROM THE MORNING SYSTEM. OTHERWISE...COOLER AND
DRIER AIR WILL CONTINUE TO PUSH INTO THE REGION BEHIND THE FRONT...
WITH UPPER RIDGING BUILDING SOMEWHAT OVER THE REGION.
WITH CLOUD COVER AND NORTHEAST/EASTERLY FLOW...HIGHS ON FRIDAY
WILL MOSTLY BE IN THE 70S. LOWS TONIGHT AND FRIDAY NIGHT WILL
MAINLY BE IN THE 50S.
SLOW WARMING WILL COMMENCE DURING THE WEEKEND. EVEN SO...FAIRLY
PLEASANT TEMPERATURES WILL CONTINUE. BY LATE SATURDAY INTO SUNDAY...
THE AFOREMENTIONED UPPER RIDGE WILL SHIFT A BIT...ALLOWING FOR
SEVERAL WAVES TO MOVE THROUGH AROUND THE PERIPHERY OF IT. AT THE
SAME TIME...THE FRONTAL BOUNDARY THAT MOVED THROUGH TODAY WILL
MOVE BACK TO THE NORTH AS A WARM FRONT. THIS WILL ALLOW FOR
SCATTERED SHOWERS/STORMS TO BE POSSIBLE...MAINLY IN THE AFTERNOON
AND EARLY EVENING HOURS AS THE SYSTEMS INTERACT.
LONG TERM...MONDAY THROUGH THURSDAY
AN UPPER RIDGE WILL BE OVER THE AREA TO BEGIN THE PERIOD WITH AN
UPPER TROUGH OVER THE WESTERN U.S. AND AN UPPER LOW OVER THE
NORTHEAST U.S. THE UPPER RIDGE STARTS TO MOVE EAST TUESDAY AND THE
UPPER TROUGH MOVES TO THE ROCKIES WEDNESDAY. SOUTHWEST FLOW ALOFT
WILL BE OVER ARKANSAS WEDNESDAY AND THURSDAY.
MODELS ARE IN SIMILAR AGREEMENT FOR THE EXTENDED PERIOD. A
STATIONARY FRONT IS EXPECTED TO BE OVER SOUTHERN ARKANSAS MONDAY
MORNING. MOISTURE OVERRUNNING THIS FRONT MAY CAUSE ISOLATED SHOWERS
AND THUNDERSTORMS ACROSS THE NORTH. KEPT THE SLIGHT CHANCE IN THE
NORTH FOR MONDAY THROUGH TUESDAY MORNING. SURFACE HIGH PRESSURE
BUILDS INTO THE AREA FROM THE EAST WEDNESDAY AND THURSDAY AND THIS
SHOULD DECREASE PRECIPITATION CHANCES. TEMPERATURES WILL BE SLIGHTLY
WARMER BEHIND THE FRONT AND WILL REMAIN ABOVE NORMAL THROUGH THE
PERIOD.
&&
.PRELIMINARY POINT TEMPS/POPS...
BATESVILLE AR 81 51 73 50 / 10 10 0 0
CAMDEN AR 86 63 79 55 / 20 20 10 0
HARRISON AR 75 51 71 49 / 10 10 0 0
HOT SPRINGS AR 82 60 76 55 / 20 20 10 0
LITTLE ROCK AR 83 59 78 54 / 10 10 0 0
MONTICELLO AR 85 62 79 54 / 20 20 10 0
MOUNT IDA AR 79 60 77 53 / 20 20 10 0
MOUNTAIN HOME AR 78 50 72 49 / 10 10 0 0
NEWPORT AR 82 52 73 50 / 10 10 0 0
PINE BLUFF AR 83 60 75 55 / 20 20 0 0
RUSSELLVILLE AR 81 58 78 52 / 10 10 10 0
SEARCY AR 83 55 75 51 / 10 10 0 0
STUTTGART AR 82 58 74 54 / 10 10 0 0
&&
.LZK WATCHES/WARNINGS/ADVISORIES...NONE.
&&
$$