Climatological Report (Seasonal)
Issued by NWS Bismarck, ND

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CXUS53 KBIS 011152
CLSISN

CLIMATE REPORT
NATIONAL WEATHER SERVICE BISMARCK ND
644 AM CDT THU JUN 1 2017
...................................

...THE WILLISTON ND CLIMATE SUMMARY FOR THE SEASON, FROM
3/1/2017 TO 5/31/2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1894 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             106   05/22/1980
 LOW              -35   03/14/1897
HIGHEST            89   05/06        MM      MM       MM  MM
LOWEST             -4   03/13        MM      MM       MM  MM
AVG. MAXIMUM     57.4              55.0     2.4       MM
AVG. MINIMUM     31.1              29.5     1.6       MM
MEAN             44.3              42.2     2.1       MM
DAYS MAX >= 90      0               0.3    -0.3       MM
DAYS MAX <= 32     10               8.7     1.3       MM
DAYS MIN <= 32     47              52.0    -5.0       MM
DAYS MIN <= 0       3               3.1    -0.1       MM

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         9.25   2011
 MINIMUM         1.78   2009
TOTALS           2.33              3.63   -1.30       MM
DAILY AVG.       0.03              0.04   -0.01       MM
DAYS >= .01        25              25.3    -0.3       MM
DAYS >= .10         7               9.7    -2.7       MM
DAYS >= .50         1               1.3    -0.3       MM
DAYS >= 1.00        0               0.5    -0.5       MM
GREATEST
 24 HR. TOTAL    0.52   MM                            MM
 STORM TOTAL       MM                                 MM
 (MM/DD(HH))            MM                            MM

SNOWFALL (INCHES)
RECORDS
 TOTAL           26.3   2011
TOTALS             MM              11.2

DEGREE_DAYS
HEATING TOTAL    1908
COOLING TOTAL      23
.................................................................

WIND (MPH)
HIGHEST WIND SPEED/DIRECTION    45/280    DATE  03/07
HIGHEST GUST SPEED/DIRECTION    55/290    DATE  03/07

SKY COVER
POSSIBLE SUNSHINE (PERCENT)    0
NUMBER OF DAYS FAIR           47
NUMBER OF DAYS PC             32
NUMBER OF DAYS CLOUDY         13

AVERAGE RH (PERCENT)     61

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                2     RAIN                       7
LIGHT RAIN               21     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                1     SNOW                       2
LIGHT SNOW               12     SLEET                      0
FOG                      29     FOG W/VIS <= 1/4 MILE      5
HAZE                     17

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

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