Climatological Report (Monthly)
Issued by NWS Bismarck, ND

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CXUS53 KBIS 011323
CLMISN


CLIMATE REPORT
NATIONAL WEATHER SERVICE BISMARCK ND
822 AM CDT FRI MAY 1 2015

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

...THE WILLISTON ND CLIMATE SUMMARY FOR THE MONTH OF APRIL 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1894 TO 2015

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              92   04/21/1980
                        04/20/1980
 LOW              -15   04/02/1975
HIGHEST            79   04/29                         72  04/08
                        04/14
LOWEST             15   04/22                          7  04/01
AVG. MAXIMUM     59.6              57.0     2.6     53.6
AVG. MINIMUM     29.7              29.7     0.0     27.6
MEAN             44.6              43.4     1.2     40.6
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32      0               0.9    -0.9        1
DAYS MIN <= 32     17              17.7    -0.7       20
DAYS MIN <= 0       0               0.1    -0.1        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         3.31   1967
 MINIMUM            T   1931
TOTALS           0.27              1.00   -0.73     1.71
DAILY AVG.       0.01              0.03   -0.02     0.06
DAYS >= .01         8               7.7     0.3        9
DAYS >= .10         1               2.6    -1.6        4
DAYS >= .50         0               0.3    -0.3        2
DAYS >= 1.00        0               0.1    -0.1        0
GREATEST
 24 HR. TOTAL    0.15   04/26 TO 04/27              1.07

SNOWFALL (INCHES)
RECORDS
 TOTAL           26.6   5
                        0
                        -26215
TOTALS             MM               3.7      MM       MM
SINCE 7/1          MM              44.0      MM       MM
SNOWDEPTH AVG.      0                MM      MM       MM
DAYS >= 1.0         0               1.0    -1.0        0
GREATEST
 SNOW DEPTH         0   MM                            MM  MM
 24 HR TOTAL       MM                                 MM

DEGREE_DAYS
HEATING TOTAL     603               650     -47
 SINCE 7/1       7988              8525    -537
COOLING TOTAL       0                 1      -1
 SINCE 1/1          0                 1      -1
.................................................................

WIND (MPH)
HIGHEST WIND SPEED/DIRECTION    36/310    DATE  04/12
HIGHEST GUST SPEED/DIRECTION    45/300    DATE  04/02

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
NUMBER OF DAYS FAIR           20
NUMBER OF DAYS PC              5
NUMBER OF DAYS CLOUDY          5


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       0
LIGHT RAIN                8     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                1     SNOW                       1
LIGHT SNOW                6     SLEET                      0
FOG                       6     FOG W/VIS <= 1/4 MILE      1
HAZE                      3

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

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