Drought Information Statement Issued by NWS Little Rock, AR
000
AXUS74 KLZK 021640
DGTLZK
ARC001-005-009-011-013-019-023-025-029-039-041-043-045-049-051-053-
059-063-065-067-069-071-079-083-085-089-095-097-101-103-105-109-113-
115-117-119-125-127-129-135-137-141-145-147-149-030600-
DROUGHT INFORMATION STATEMENT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
1140 AM CDT THU MAY 2 2013
...MODERATE DROUGHT IN PARTS OF SOUTHWEST ARKANSAS...
...DROUGHT SITUATION CONTINUES IMPROVING...
SYNOPSIS...
RAINFALL WAS APPRECIABLE ACROSS THE SOUTHEAST HALF OF ARKANSAS IN
APRIL...AND ALSO IN THE FAR NORTHWEST. THAT WAS NOT THE CASE
ELSEWHERE. IN THE SOUTHWEST...SOME SPOTS RECEIVED LESS THAN HALF
OF THE NORMAL RAIN.
THE U.S. DROUGHT MONITOR IS AVAILABLE ONLINE AT
HTTP://WWW.DROUGHT.UNL.EDU/DM. IT IS A COLLABORATIVE EFFORT BETWEEN
SEVERAL GOVERNMENT AND ACADEMIC PARTNERS. THE U.S. DROUGHT MONITOR
IS ISSUED EACH THURSDAY MORNING AND TAKES INTO ACCOUNT
HYDRO-METEOROLOGICAL DATA THROUGH 7 AM TUESDAY. THERE ARE FOUR
LEVELS OF DROUGHT: D1 /MODERATE/...D2 /SEVERE/...D3 /EXTREME/...AND
D4 /EXCEPTIONAL/.
THE LATEST U.S. DROUGHT MONITOR...VALID MAY 2ND 2013...
INDICATED D1 /6 PERCENT COVERAGE/ CONDITIONS IN PORTIONS OF
SOUTHWEST ARKANSAS.
SPECIFICALLY...A MODERATE /D1/ DROUGHT AFFECTED MOST AREAS SOUTH
AND WEST OF DE QUEEN /SEVIER COUNTY/...MURFREESBORO /PIKE COUNTY/
AND MAGNOLIA /COLUMBIA COUNTY/. FARTHER NORTH AND EAST...WHILE
THERE WERE SOME D0 CONDITIONS...THERE WAS NO DROUGHT AT ALL IN
EIGHTY PERCENT OF THE STATE.
CLIMATE DATA AND ANALYSIS...
LOCALES THAT GOT SURPLUS PRECIPITATION INCLUDED EL DORADO /UNION
COUNTY/...FAYETTEVILLE /WASHINGTON COUNTY/...PINE BLUFF /JEFFERSON
COUNTY/ AND WEST MEMPHIS /CRITTENDEN COUNTY/. TOTALS WERE MORE
THAN AN INCH BELOW NORMAL AT TEXARKANA /MILLER COUNTY/.
PRECIPITATION IN APRIL 2013...
SITE AMOUNT DEPARTURE PCT OF NORMAL
FAYETTEVILLE /NW AR/ 5.53 +0.93 120
HARRISON /NC AR/ 4.12 -0.20 95
JONESBORO /NE AR/ 4.65 -0.37 93
FORT SMITH /WC AR/ 3.73 -0.57 87
LITTLE ROCK /C AR/ 4.33 -0.81 84
WEST MEMPHIS /EC AR/ 6.08 +0.70 113
TEXARKANA /SW AR/ 2.77 -1.16 70
EL DORADO /SC AR/ 4.31 +0.22 105
PINE BLUFF /SE AR/ 5.14 +0.21 104
FOR THE YEAR /2013/ THUS FAR...PRECIPITATION WAS STILL POSITIVE
ACROSS MUCH OF THE REGION...WITH THE DRIEST CONDITIONS IN THE
SOUTHWEST. MEASUREMENTS AT EL DORADO /UNION COUNTY/ AND TEXARKANA
/MILLER COUNTY/ WERE ALREADY SUBPAR BY MORE THAN THREE INCHES.
PRECIPITATION IN 2013 /THROUGH APRIL/...
SITE AMOUNT DEPARTURE PCT OF NORMAL
FAYETTEVILLE /NW AR/ 15.86 +1.56 111
HARRISON /NC AR/ 13.34 +0.03 100
JONESBORO /NE AR/ 16.53 -0.14 99
FORT SMITH /WC AR/ 15.58 +1.86 114
LITTLE ROCK /C AR/ 18.46 +1.43 108
WEST MEMPHIS /EC AR/ 22.46 +3.51 119
TEXARKANA /SW AR/ 10.82 -4.70 70
EL DORADO /SC AR/ 14.03 -3.90 78
PINE BLUFF /SE AR/ 20.27 +2.12 112
DROUGHT CONDITIONS WERE STILL HANGING ON IN THE WEST FOLLOWING THE
SECOND WARMEST AND TENTH DRIEST YEAR /2012/ ON RECORD IN ARKANSAS.
RANK YEAR AVG. TEMP /DEG F/ YEAR AVG. PRECIP /INCHES/
1 1921 63.70 1963 32.35
2 2012 63.40 1943 34.81
3 1998 63.10 1936 34.94
4 1938 63.00 1901 35.44
5 1954 62.90 2005 36.21
6 1933 62.70 1924 37.24
7 1927 62.60 1954 37.77
8 1925 62.50 1896 37.86
9 1896 62.30 2010 39.11
10 1911 62.30 2012 39.79
SOIL MOISTURE/HYDROLOGIC SUMMARY/FIRE DANGER...
THE GROUND WATER SUPPLY WAS PRETTY CLOSE TO NORMAL STATEWIDE. THE
HIGHEST MOISTURE LEVELS WERE IN THE SOUTHEAST...WITH THE LOWEST
IN THE SOUTHWEST.
STREAMFLOW WAS ALSO ABOUT NORMAL...BUT BELOW NORMAL IN THE
SOUTHWEST.
OVERALL...AREA LAKES WERE IN DECENT SHAPE. LEVELS WERE GENERALLY
AT OR A LITTLE ABOVE POOL CAPACITIES.
LAKE INFORMATION ON MAY 1ST 2013...
LOCATION 7 AM LEVEL /FT/ CONSERVATION POOL /FT/
BEAVER LAKE /NW AR/ 1121.0 1121.4
TABLE ROCK LAKE /SW MO/ 916.3 916.0
BULL SHOALS /NC AR/ 659.9 655.0
NORFORK LAKE /NC AR/ 557.6 554.8
GREERS FERRY /NC AR/ 462.4 463.0
NIMROD LAKE /C AR/ 345.6 345.0
GILLHAM LAKE /SW AR/ 502.8 502.0
MILLWOOD LAKE /SW AR/ 259.5 259.2
ON MAY 2ND...THERE WAS A LOW WILDFIRE DANGER...AND NO BURN BANS
WERE DECLARED IN ANY OF THE 75 ARKANSAS COUNTIES.
FORECAST...
AS FAR AS THE FUTURE WEATHER PATTERN...NEUTRAL CONDITIONS /CLOSE
TO NORMAL WATER TEMPERATURES IN THE EQUATORIAL PACIFIC OCEAN/ ARE
EXPECTED TO HOLD THROUGH THE SUMMER. GIVEN A NEUTRAL SCENARIO...
RESEARCH THROUGH THE CLIMATE PREDICTION CENTER INDICATES A BIAS
TOWARD AT OR ABOVE NORMAL PRECIPITATION EARLY IN THE PERIOD /MAY
THROUGH MID-JUNE 2013/...ESPECIALLY ACROSS THE NORTH.
DURING THIS TIME FRAME...THERE IS AN OUTSIDE CHANCE OF A SIGNIFICANT
PRECIPITATION EVENT /SEVERAL INCHES OF RAIN OVER A WIDE AREA/ IF THE
RIGHT INGREDIENTS COME TOGETHER /I.E. A SLOWLY MOVING OR STALLED
FRONT AND AMPLE MOISTURE/. AS LONG AS COOL AIR MASSES CONTINUE TO
PENETRATE THIS FAR SOUTH /TO BRING BELOW NORMAL TEMPERATURES/...
THIS IS A POSSIBILITY.
THERE SHOULD BE A TREND TOWARD DRIER CONDITIONS AS THE PERIOD WINDS
DOWN /LATE JUNE THROUGH JULY 2013/. THIS WOULD NOT BE UNUSUAL AS
SUMMER USUALLY FEATURES SCATTERED/HIT AND MISS THUNDERSTORMS.
OVERALL...THE PATTERN LOOKS PROMISING...WITH ENOUGH MOISTURE TO
STAVE OFF DROUGHT IN MUCH OF THE STATE. THE AREA TO MONITOR THE MOST
CLOSELY IS THE SOUTHWEST. THIS IS WHERE CONDITIONS HAVE BEEN THE
MOST DRY TO BEGIN THE YEAR.
&&
RELATED WEBSITES...
NATIONAL WEATHER SERVICE LITTLE ROCK HOMEPAGE:
WWW.SRH.NOAA.GOV/LZK
DROUGHT INFORMATION SPECIFIC TO WFO LITTLE ROCK CWA
HTTP://WWW.SRH.NOAA.GOV/LZK/?N=DROUGHT2012.HTM
NATIONAL INTEGRATED DROUGHT INFORMATION SYSTEM:
WWW.DROUGHT.GOV
U.S. DROUGHT MONITOR:
WWW.DROUGHT.UNL.EDU/DM/MONITOR.HTML
DROUGHT IMPACT REPORTER:
WWW.DROUGHTREPORTER.UNL.EDU
CLIMATE PREDICTION CENTER:
WWW.CPC.NCEP.NOAA.GOV
SOUTHERN REGION CLIMATE CENTER:
WWW.SRCC.LSU.EDU/
UNITED STATES GEOLOGICAL SURVEY:
HTTP://WATER.USGS.GOV
QUESTIONS OR COMMENTS...
IF YOU HAVE ANY QUESTIONS OR COMMENTS ABOUT THIS DROUGHT INFORMATION
STATEMENT PLEASE CONTACT:
NATIONAL WEATHER SERVICE FORECAST OFFICE
8400 REMOUNT ROAD
NORTH LITTLE ROCK AR 72118
PHONE: 501-834-0308
EMAIL: SR-LZK.WEBMASTER@NOAA.GOV
$$
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