Climatological Report (Monthly)
Issued by NWS Glasgow, MT

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CXUS55 KGGW 011918
CLMGGW

CLIMATE REPORT
NATIONAL WEATHER SERVICE GLASGOW MT
115 PM MDT TUE SEP 1 2015

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

...THE GLASGOW CLIMATE SUMMARY FOR THE MONTH OF AUGUST 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1893 TO 2015

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             108   08/06/1983
                        08/07/1949
                        08/06/1949
 LOW               28   08/23/1928
HIGHEST           105   08/14                         98  08/07
LOWEST             38   08/23                         43  08/26
AVG. MAXIMUM     85.9              84.4     1.5     82.2
AVG. MINIMUM     54.8              56.0    -1.2     57.2
MEAN             70.3              70.2     0.1     69.7
DAYS MAX >= 90     11                                  7
DAYS MAX <= 32      0                                  0
DAYS MIN <= 32      0                                  0
DAYS MIN <= 0       0                                  0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         6.72   2014
 MINIMUM            T   2001
TOTALS           0.84              1.24   -0.40     6.72
DAILY AVG.       0.03              0.04   -0.01     0.22
DAYS >= .01         8                                 18
DAYS >= .10         3                                  8
DAYS >= .50         0                                  2
DAYS >= 1.00        0                                  2
GREATEST
 24 HR. TOTAL    0.35   08/18 TO 08/18

SNOWFALL (INCHES)
RECORDS
 TOTAL             MM   MM
 SNOW DEPTH        MM   MM
TOTALS            0.0               0.0     0.0      0.0
 LIQUID EQUIV    0.00              0.00    0.00     0.00
SINCE 7/1         0.0               0.0     0.0      0.0
 LIQUID 7/1      0.00              0.00    0.00     0.00
SNOWDEPTH AVG.      0                                  0
DAYS >= TRACE       0                                  0
DAYS >= 1.0         0                                  0
GREATEST
 SNOW DEPTH         0   MM                             0  MM
 24 HR TOTAL      0.0   08/31 TO 08/31

DEGREE_DAYS
HEATING TOTAL      45                35      10       49
 SINCE 7/1         50                53      -3       53
COOLING TOTAL     216               196      20      201
 SINCE 1/1        564               495      69      472
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              9.8
RESULTANT WIND SPEED/DIRECTION   2/089
HIGHEST WIND SPEED/DIRECTION    37/240    DATE  08/12
HIGHEST GUST SPEED/DIRECTION    47/240    DATE  08/12

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.20
NUMBER OF DAYS FAIR           26
NUMBER OF DAYS PC              4
NUMBER OF DAYS CLOUDY          1

AVERAGE RH (PERCENT)     50

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                1     RAIN                       2
LIGHT RAIN                9     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       5     FOG W/VIS <= 1/4 MILE      1
HAZE                      8

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

&&

DESPITE ELEVEN DAYS IN WHICH THE HIGH TEMPERATURE REACHED 90 DEGREES
OR GREATER...WITH THREE OF THOSE CLIMBING TO 100 DEGREES OR MORE...
THE MONTH OF AUGUST STILL WOUND UP ONLY A TENTH OF A DEGREE WARMER
THAN NORMAL. THIS WAS BECAUSE THERE WERE SEVEN DAYS DURING THE MONTH
WHERE THE HIGH TEMPERATURE WAS ONLY IN THE 60S AND 70S...AND SEVEN
MORNINGS IN WHICH THE LOW TEMPERATURE WAS 50 DEGREES OR COOLER. THE
AVERAGE TEMPERATURE FOR THE MONTH WOUND UP BEING 70.3 DEGREES. THE
HIGH REACHED AT LEAST 100 DEGREES THREE STRAIGHT DAYS FROM THE 12TH
THROUGH 14TH...THE WARMEST BEING 105 DEGREES ON THE 14TH. THIS THREE
DAY PERIOD MARKED THE FIRST TIME SINCE AUGUST 16TH 2013 THAT GLASGOW
HAD REACHED 100 DEGREES. THE COOLEST TEMPERATURE FOR THE MONTH WAS
38 DEGREES ON THE MORNING OF THE 23RD.

AUGUST WAS ALSO DRIER THAN NORMAL. ONLY 0.84 INCHES OF RAIN FELL
DURING THE MONTH...WHICH WAS 0.40 INCHES BELOW NORMAL. THE MOST RAIN
CAME ON THE 18TH...WHEN 0.35 INCHES FELL IN A TWO HOUR PERIOD. THERE
WERE ONLY THREE DAYS DURING THE MONTH IN WHICH A TENTH OF AN INCH OR
MORE WAS RECORDED. THERE WERE FIVE MORE DAYS WHERE LESS THAN A TENTH
OF AN INCH WAS MEASURED.

THE WIND GUSTED TO 30 MPH OR GREATER ON TWELVE DAYS IN AUGUST. THE
HIGHEST WIND GUST WAS 47 MPH ON THE 12TH.

LOOKING AHEAD TO SEPTEMBER...NORMAL HIGH TEMPERATURES FOR THE MONTH
BEGIN IN THE UPPER 70S...ENDING UP IN THE MID 60S. NORMAL LOWS START
OUT IN THE LOWER 50S...WINDING UP IN THE UPPER 30S BY THE END OF THE
MONTH. AVERAGE MOISTURE FOR THE MONTH IS 0.94 INCHES...WHILE AVERAGE
SNOWFALL IS 0.2 INCHES.

$$

BB



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