Climatological Report (Monthly)
Issued by NWS Eureka, CA

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000
CXUS56 KEKA 081249
CLMEKA

CLIMATE REPORT
NATIONAL WEATHER SERVICE EUREKA CA
0550 AM PDT THU MAY 8 2015

...................................

...THE EUREKA CA CLIMATE SUMMARY FOR THE MONTH OF APRIL 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1886 TO 2015

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE
                                          NORMAL
.............................................................
TEMPERATURE (F)
RECORD
 HIGH              80   04/30/2014
                        04/09/1989
                        06/01/1970
 LOW               31   04/05/1895
HIGHEST            62   04/30                MM
                        04/13
LOWEST             37   04/15                MM
AVG. MAXIMUM     57.3                      -0.4
AVG. MINIMUM     43.8                      -0.3
MEAN             50.5                      -0.4

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        11.25   2003
 MINIMUM         0.24   1909
TOTALS           2.57              3.32   -0.75
DAYS >= .01         9              13.4    -4.4        9
DAYS >= .10         4               7.7    -3.7        5
DAYS >= .50         1               2.0    -1.0        0
DAYS >= 1.00        1               0.5     0.5        0
GREATEST
 24 HR. TOTAL    1.71   04/06 TO 04/07

SNOWFALL (INCHES)
 LIQUID 7/1        MM                        MM

DEGREE_DAYS
HEATING TOTAL     425               423       2      379
 SINCE 7/1       2975              3821    -846     3880
COOLING TOTAL       0                 0       0        0
 SINCE 1/1          0                 0       0        0
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              5.4
HIGHEST WIND SPEED/DIRECTION    23/360    DATE  04/01
HIGHEST GUST SPEED/DIRECTION    35/180    DATE  04/06

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.60
NUMBER OF DAYS FAIR            6
NUMBER OF DAYS PC             10
NUMBER OF DAYS CLOUDY         14


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     HEAVY RAIN                 0
RAIN                      3     LIGHT RAIN                12
HAIL                      0     SLEET                      1
FOG                      11     FOG W/VIS <= 1/4 MILE      1
HAZE                      4

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.
&&

TOTAL RAINFALL...............  2.57 DEPARTURE FROM NORMAL..... -0.75
TOTAL SINCE JANUARY 1ST...... 12.18 DEPARTURE FROM NORMAL..... -8.57
TOTAL SINCE OCT 1ST.......... 30.56 DEPARTURE FROM NORMAL..... -6.16

HIGHEST SLP......... 30.44 ON 14TH LOWEST SLP.......... 29.70 ON 6TH


...REMARKS...HIGH PRESSURE DOMINATED THE WEATHER PATTERN THIS MONTH.
THIS KEPT RAINFALL AROUND THREE QUARTERS OF AN INCH BELOW THE 30
YEAR NORMAL OF 3.32 INCHES. 1.71 INCHES OF RAIN FELL IN ONE 24 HOUR
PERIOD ON THE 6TH AND 7TH AS A STRONG SYSTEM MOVED THROUGH. THIS SET
A DAILY RAINFALL RECORD ON THE 6TH OF 1.66 INCHES. THE OLD RECORD
WAS 1.33 IN 1898. TEMPERATURES WERE NEARLY NORMAL FOR THE MONTH AND
NO RECORDS WERE SET. NEARLY HALF OF THE DAYS WERE MOSTLY CLOUDY.
MANY OF THESE DAYS HAD STRATUS ALONG THE COAST WITH THE HIGH
PRESSURE IN PLACE OVER THE AREA IN A SUMMERTIME LIKE PATTERN.






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