Climatological Report (Seasonal)
Issued by NWS Bismarck, ND

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000
CXUS53 KBIS 011720
CLSISN

CLIMATE REPORT
NATIONAL WEATHER SERVICE BISMARCK ND
1214 PM CDT THU DEC 1 2011

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

...THE WILLISTON ND CLIMATE SUMMARY FOR THE SEASON, FROM
9/1/2011 TO 11/30/2011...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1894 TO 2012

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             104   09/01/1983
 LOW              -27   11/24/1996
HIGHEST            90   09/08        MM      MM       88  09/28
                        09/06                             09/26
LOWEST             -3   11/21        MM      MM      -15  11/23
AVG. MAXIMUM     59.8              55.2     4.6     55.0
AVG. MINIMUM     31.8              29.4     2.4     30.8
MEAN             45.8              42.3     3.5     42.9
DAYS MAX >= 90      2               2.1    -0.1        0
DAYS MAX <= 32      4              10.7    -6.7       15
DAYS MIN <= 32     46              48.6    -2.6       44
DAYS MIN <= 0       4               3.0     1.0        6

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         5.10   2008
 MINIMUM         1.56   2009
TOTALS           2.10              2.63   -0.53     3.87
DAILY AVG.       0.02              0.03   -0.01     0.04
DAYS >= .01        15              20.4    -5.4       33
DAYS >= .10         8               7.0     1.0        9
DAYS >= .50         1               1.0     0.0        2
DAYS >= 1.00        0               0.3    -0.3        1
GREATEST
 24 HR. TOTAL    0.72   MM                       11/30 TO 11/30
                                                          11/30 TO 11/30
                                                          11/30 TO 11/30
 STORM TOTAL       MM                                 MM
 (MM/DD(HH))            MM                    11/30(00) TO 11/30(00)
                                                 11/30(00) TO 11/30(00)0
                                                 11/30(00) TO 11/30(00)0

SNOWFALL (INCHES)
RECORDS
 TOTAL           19.2   2010
TOTALS            0.0               8.9

DEGREE_DAYS
HEATING TOTAL    1756
COOLING TOTAL      36
.................................................

WIND (MPH)
HIGHEST WIND SPEED/DIRECTION    37/340    DATE  09/20
HIGHEST GUST SPEED/DIRECTION    48/320    DATE  09/20

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
NUMBER OF DAYS FAIR           67
NUMBER OF DAYS PC             19
NUMBER OF DAYS CLOUDY          5

AVERAGE RH (PERCENT)     64

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                1     RAIN                       4
LIGHT RAIN               16     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                1     SNOW                       3
LIGHT SNOW                7     SLEET                      0
FOG                      23     FOG W/VIS <= 1/4 MILE      3
HAZE                     15

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

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