Public Information Statement
Issued by NWS Melbourne, FL

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NOUS42 KMLB 020210
PNSMLB

PUBLIC INFORMATION STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
1011 PM EDT MON JUN 1 2015

...MAY 2015 WAS WARMER AND GENERALLY DRIER THAN NORMAL ACROSS EAST
CENTRAL FLORIDA...

MAY 2015 WAS MARKED BY STRONGER THAN NORMAL HIGH PRESSURE TO OUR
NORTH BOTH AT THE SURFACE AND ALOFT...WHICH KEPT A GENERALLY DRY
ONSHORE FLOW PATTERN IN PLACE MUCH OF THE MONTH. THIS ONSHORE FLOW
ALSO KEPT NIGHTTIME LOW TEMPERATURES WARMER THAN NORMAL. THE LACK OF
RAINFALL AND CLOUD COVER KEPT DAYTIME HIGHS A FEW DEGREES ABOVE
NORMAL...WITH A FEW DAYS OF OFFSHORE FLOW DURING THE MIDDLE OF THE
MONTH LEADING TO NEAR RECORD HIGH TEMPERATURES.

.TEMPERATURES... A FRONTAL PASSAGE AT THE BEGINNING OF THE MONTH
BROUGHT A FEW DAYS OF NORTHERLY FLOW AND THE ONLY PERIOD OF
WIDESPREAD BELOW NORMAL TEMPERATURES FOR EAST CENTRAL FLORIDA.

A PROLONGED PERIOD OF ONSHORE FLOW DURING THE MIDDLE OF THE MONTH
LEAD TO OVERNIGHT LOWS SEVERAL DEGREES WARMER THAN NORMAL WITH
SEVERAL WARM LOW RECORDS BROKEN AT ALL SITES. OFFSHORE FLOW AHEAD OF
A FRONT ON THE 20TH-21ST HELD BACK THE DEVELOPMENT OF THE EAST COAST
SEA BREEZE AND ALLOWED TEMPERATURES TO REACH INTO THE MID 90S ACROSS
THE REGION. DRIER AIR FILTERING INTO THE REGION ON THE 27TH-29TH
ALLOWED A BRIEF PERIOD OF BELOW NORMAL LOW TEMPERATURES.

THE WARMER THAN NORMAL WEATHER IN MAY LED TO AVERAGE MONTHLY
TEMPERATURES THAT WERE 1 TO 2 DEGREES ABOVE NORMAL. ORLANDO AND
MELBOURNE SAW THEIR 7TH WARMEST MAY ON RECORD AND VERO BEACH SAW
ITS 5TH WARMEST MAY ON RECORD.

DAILY RECORD TEMPERATURES FOR THE MONTH:

DAYTONA BEACH:
-MAY 26TH: RECORD WARM LOW OF 76 DEGREES. PREVIOUS RECORD WAS 73 SET
IN 1991...1990...1959 AND 1929.

ORLANDO:
-MAY 24TH: RECORD WARM LOW OF 75 DEGREES. PREVIOUS RECORD WAS 74 SET
IN 1991 AND 1953.
-MAY 26TH: TIED RECORD WARM LOW OF 74 DEGREES SET IN 1943.

MELBOURNE:
-MAY 15TH: TIED RECORD WARM LOW OF 76 DEGREES SET IN 2009.
-MAY 25TH: RECORD WARM LOW OF 79 DEGREES. PREVIOUS RECORD WAS 76 SET
IN 1991. THIS WAS ALSO THE HIGHEST MINIMUM TEMPERATURE RECORDED IN
THE MONTH OF MAY. THE PREVIOUS RECORD WAS 78 DEGREES.
-MAY 26TH: RECORD WARM LOW OF 79 DEGREES. PREVIOUS RECORD WAS 78 SET
IN 2014. THIS TIED THE HIGHEST MINIMUM TEMPERATURE RECORDED IN THE
MONTH OF MAY FROM THE DAY PRIOR.
-MAY 27TH: TIED RECORD WARM LOW OF 76 DEGREES SET IN 1986.

VERO BEACH:
-MAY 15TH: TIED RECORD WARM LOW OF 76 DEGREES SET IN 1994 AND 1976.
-MAY 17TH: TIED RECORD WARM LOW OF 75 DEGREES SET IN 1953.
-MAY 21ST: TIED RECORD HIGH OF 95 DEGREES SET IN 1962.
-MAY 24TH: RECORD WARM LOW OF 78 DEGREES. PREVIOUS RECORD WAS 77 SET
IN 1997.
-MAY 26TH: RECORD WARM LOW OF 77 DEGREES. PREVIOUS RECORD WAS 76 SET
IN 1991.

AVERAGE TEMPERATURE VALUES FOR MAY 2015 AT THE FOUR PRIMARY CLIMATE
SITES ACROSS EAST CENTRAL FLORIDA ARE AS FOLLOWS (RANKINGS PROVIDED
IF IN THE TOP 10):

-DAYTONA BEACH HAD AN AVERAGE MONTHLY TEMPERATURE OF 76.6 DEGREES
FAHRENHEIT, WHICH WAS 1.6 DEGREES ABOVE NORMAL.

-ORLANDO HAD AN AVERAGE MONTHLY TEMPERATURE OF 79.4 DEGREES
FAHRENHEIT, WHICH WAS 2.1 DEGREES ABOVE NORMAL. THIS RANKS AS THE 7TH
WARMEST MAY ON RECORD FOR THIS SITE.

-MELBOURNE HAD AN AVERAGE MONTHLY TEMPERATURE OF 77.7 DEGREES
FAHRENHEIT, WHICH WAS 1.4 DEGREES ABOVE NORMAL. THIS RANKS AS THE
7TH WARMEST MAY ON RECORD FOR THIS SITE.

-VERO BEACH HAD AN AVERAGE MONTHLY TEMPERATURE OF 78.3 DEGREES
FAHRENHEIT, WHICH WAS 2.1 DEGREES ABOVE NORMAL. THIS RANKS AS THE 5TH
WARMEST MAY ON RECORD FOR THIS SITE.

.RAINFALL... LIGHT NORTH FLOW BEHIND A FRONTAL PASSAGE KEPT MOST
LOCATIONS DRY DURING THE FIRST FEW DAYS OF MAY. TROPICAL STORM ANA
DEVELOPED OFF THE COAST OF SOUTHEAST FLORIDA ON THE 5TH AND SLOWLY
LIFTED NORTHWARDS THROUGH THE 7TH...BRINGING A FEW DAYS OF RAINFALL
TO EAST CENTRAL FLORIDA. OCCASIONAL SHOWERS OCCURRED THROUGH THE 10TH
IN THE LOWER PRESSURES LEFT BEHIND AS ANA MOVED INTO THE CAROLINA
COAST. ONSHORE FLOW THAT SET UP DURING THE MIDDLE OF THE MONTH
RESULTED IN OVERNIGHT AND MORNING SHOWERS ALONG THE COAST WITH
COVERAGE REMAINING LOW DURING THE AFTERNOONS AND EVENINGS AS THE
EAST COAST SEA BREEZE QUICKLY PUSHED MOST STORMS WEST OF THE REGION.
OFFSHORE FLOW AHEAD OF A FRONT ON THE 20TH-21ST BROUGHT BETTER
COVERAGE ACROSS THE REGION...BEFORE SIGNIFICANT DRY ONSHORE FLOW
RETURNED. LOCALLY HEAVY DOWNPOURS IN EARLY MORNING ATLANTIC SHOWERS
BROUGHT SOME HEAVY RAINFALL TO THE SPACE AND TREASURE COASTS ON THE
30TH AND 31ST.

WHILE OVERALL RAINFALL AMOUNTS WERE BELOW NORMAL FOR THE MONTH OF
MAY ACROSS THE REGION...LOCAL VARIABILITY IN RAINFALL BROUGHT
DEPARTURES FROM AROUND A HALF INCH TO OVER FOUR INCHES BELOW NORMAL.
THE DRIEST CONDITIONS WERE GENERALLY ALONG THE TREASURE COAST WITH
VERO BEACH SEEING ITS 6TH DRIEST MAY ON RECORD.

MAY 2015 RAINFALL TOTALS FOR THE FOUR PRIMARY CLIMATE SITES
ACROSS EAST CENTRAL FLORIDA ARE AS FOLLOWS (RANKINGS PROVIDED IF IN
THE TOP 10):

-DAYTONA BEACH RECEIVED 2.62 INCHES OF RAIN FOR THE MONTH, WHICH WAS
0.51 INCHES BELOW NORMAL.

-ORLANDO RECEIVED 0.93 INCHES OF RAIN FOR THE MONTH, WHICH WAS 2.52
INCHES BELOW NORMAL.

-MELBOURNE RECEIVED 2.57 INCHES OF RAIN FOR THE MONTH, WHICH WAS
0.72 INCHES BELOW NORMAL.

-VERO BEACH RECEIVED 0.99 INCHES OF RAIN FOR THE MONTH, WHICH WAS
2.37 INCHES BELOW NORMAL. THIS RANKS AS THE 6TH DRIEST MAY ON RECORD
FOR THIS SITE.

BELOW IS A LIST OF OBSERVED PRECIPITATION TOTALS AND RAINFALL
STATISTICS FOR SELECT SITES ACROSS EAST CENTRAL FLORIDA FOR MAY
2015:

STATION         MAY 2015        NORMAL      DEPARTURE     PERCENT OF
                RAINFALL       RAINFALL    FROM NORMAL      NORMAL

DAYTONA BEACH     2.62"          3.13"        -0.51"          84%
(DAB)
ORLANDO           0.93"          3.45"        -2.52"          27%
(MCO)
MELBOURNE         2.57"          3.29"        -0.72"          78%
(MLB)
VERO BEACH        0.99"          3.36"        -2.37"          29%
(VRB)
CLERMONT          1.83"          3.10"        -1.27"          59%
(CLRF1)
LEESBURG          0.61"          2.91"        -2.29"          21%
(KLEE)
DELAND            1.89"          3.62"        -1.73"          52%
(DELF1)
SANFORD           0.26"          3.08"        -2.82"           8%
(SFNF1)
TITUSVILLE        2.00"          3.05"        -1.05"          66%
(TITF1)
FORT PIERCE       1.32"          3.78"        -2.46"          35%
(FPCF1)
STUART            0.87"          5.03"        -4.16"          17%
(STRF1)

FOR MORE LOCAL INFORMATION, PLEASE VISIT OUR WEB PAGE AT
HTTP://WEATHER.GOV/MELBOURNE AND CLICK ON THE "LOCAL" LINK UNDER
THE CLIMATE SUBSECTION ON THE LEFT SIDE OF THE PAGE.

$$

MOSES


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