Climatological Report (Monthly)
Issued by NWS Eureka, CA

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864
CXUS56 KEKA 012347
CLMEKA

CLIMATE REPORT
NATIONAL WEATHER SERVICE EUREKA CA
1117 AM PDT SUN APR 1 2018

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

...THE EUREKA CA CLIMATE SUMMARY FOR THE MONTH OF MARCH 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1886 TO 2018

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE
                                          NORMAL
.............................................................
TEMPERATURE (F)
RECORD
 HIGH              78   03/27/1930
                        03/19/1941
 LOW               30   03/07/2012
                        03/10/2009
                        12/12/1932
HIGHEST            69   03/12                MM
                        03/07
LOWEST             32   03/05                MM
AVG. MAXIMUM     55.5                      -1.2
AVG. MINIMUM     41.1                      -1.5
MEAN             48.3                      -1.4

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        19.05   1904
 MINIMUM         0.07   1916
TOTALS           8.50              5.30    3.20
DAYS >= .01        19              16.2     2.8       21
DAYS >= .10        16              11.3     4.7       17
DAYS >= .50         7               3.9     3.1        6
DAYS >= 1.00        2               0.9     1.1        1
GREATEST
 24 HR. TOTAL    1.48   03/21 TO 03/22

SNOWFALL (INCHES)
 HAIL  03/25    T                      MM
       03/23    T                      MM
       03/01    T                      MM
DEGREE_DAYS
HEATING TOTAL     510               476      34      430
 SINCE 7/1       3311              3398     -87     3319
COOLING TOTAL       0                 0       0        0
 SINCE 1/1          0                 0       0        0
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              5.3
HIGHEST WIND SPEED/DIRECTION    18/260    DATE  03/07
HIGHEST GUST SPEED/DIRECTION    38/240    DATE  03/13

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.70
NUMBER OF DAYS FAIR            4
NUMBER OF DAYS PC              8
NUMBER OF DAYS CLOUDY         19


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     HEAVY RAIN                 0
RAIN                      9     LIGHT RAIN                18
HAIL                      3     SLEET                      0
FOG                       9     FOG W/VIS <= 1/4 MILE      3
HAZE                      0

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


&&

TOTAL RAINFALL...............  8.50 DEPARTURE FROM NORMAL.....+ 3.20
TOTAL SINCE JANUARY 1ST...... 19.23 DEPARTURE FROM NORMAL.....+ 1.80
TOTAL SINCE OCT 1ST.......... 30.21 DEPARTURE FROM NORMAL.....- 3.19

HIGHEST SLP......... 30.42 ON 27 LOWEST SLP........29.59 ON  1

...REMARKS...A SERIES OF WEATHER SYSTEMS MOVED THROUGH THE AREA
BRINGING RAIN ON 18 OF THE FIRST 24 DAYS OF THE MONTH. THIS BROUGHT
THE TOTAL RAINFALL FOR THE MONTH TO 160 PERCENT OF NORMAL. SMALL
HAIL WAS REPORTED ON THREE OF THESE DAYS WHEN COLD WEATHER SYSTEMS
MOVED ONSHORE. HIGH PRESSURE FINALLY BUILT INTO THE AREA FOR THE
FINAL 6 DAYS OF THE MONTH. THE CLEAR SKIES ASSOCIATED WITH THE HIGH
PRESSURE BROUGHT INITIALLY BROUGHT CHILLY TEMPERATURES AND A NEW
RECORD LOW WAS TIED ON THE 26TH. THIS RECORD WAS LAST SET IN 1972.
TEMPERATURES MODERATED AS STRATUS DEVELOPED ALONG THE COAST FOR THE
FINAL DAYS OF THE MONTH.

$$



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