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699
CXAK59 PAMC 030908
CLMMCG

CLIMATE REPORT
NATIONAL WEATHER SERVICE MCGRATH, AK
1208 AM AKST SAT JAN 3 2015

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

...THE MCGRATH AIRPORT CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2014...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1940 TO 2014

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              49   12/29/1977
 LOW              -67   12/27/1961
HIGHEST            41   12/30        31      10      30  12/06
LOWEST            -16               -40      24     -44  12/27
AVG. MAXIMUM       17.0               5.4    11.6     5.4
AVG. MINIMUM        4.5             -11.8    16.3    -7.7
MEAN               10.7              -3.2    13.9    -1.2
DAYS MAX >= 90      0                 0.0     0.0     0
DAYS MAX <= 32     27                29.3    -2.3    31
DAYS MAX >= 80      0                 0.0     0.0     0
DAYS MAX >= 70      0                 0.0     0.0     0
DAYS MIN <= 32     30                30.9    -0.9    31
DAYS MIN <= 0      14                22.7    -8.7    20

PRECIPITATION (INCHES)
RECORD
 MAXIMUM            5.02   1990
 MINIMUM            0.05   1942
TOTALS              1.40              1.29    0.11    1.45
DAILY AVG.          0.05              0.04    0.01    0.05
DAYS >= .01        13                12.9     0.1     8
DAYS >= .10         6                 3.9     2.1     4
DAYS >= .50         0                 0.3    -0.3     1
DAYS >= 1.0         0                 0.1    -0.1     0
GREATEST
 24 HR TOTAL        0.26   12/02                      0.63  12/20

SNOWFALL (INCHES)
RECORDS
 TOTAL             54.2   1990
 24 HR TOTAL       13.0   12-30-1941
 SNOW DEPTH        54     12-17-1994
TOTALS             15.7              20.2    -4.5    17.4
SINCE 7/1          25.4              49.5   -24.1    30.3
SNOWDEPTH AVG.      8                15      -7       7
DAYS >= TRACE      18                19.8    -1.8    17
DAYS >= 1.0         5                 6.4    -1.4     4
DAYS >= 6.0         0                 0.4    -0.4     1
GREATEST
 SNOW DEPTH        13   12/30                        16  12/31
 24 HR TOTAL      2.9   12/25                       6.5  12/20

DEGREE_DAYS
HEATING TOTAL    1672              2114    -442    2040
 SINCE 7/1       5317              6246    -929    5492
COOLING TOTAL       0                 0       0       0
 SINCE 1/1         11                16      -5      78
................................................................

WIND (MPH)
AVERAGE WIND SPEED                2.1
HIGHEST WIND SPEED/DIRECTION     20/090    DATE   12/30
HIGHEST GUST SPEED/DIRECTION     27/090    DATE   12/30

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

AVERAGE RH (PERCENT)     MM

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     ICE PELLETS                 0
RAIN                      4     GLAZE                       0
DRIZZLE                   0     HAIL                        0
SNOW                     15     HAZE                        5
FOG                      21     FOG W/VIS <= 1/4 MILE       3
BLOWING SNOW              0


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

&&
DECEMBER 2014 WAS SIGNIFICANTLY WARMER WITH CLOSE TO NORMAL PRECIPITATION AMOUNTS.
BOTH AVERAGE MAXIMUM AND MINIMUM TEMPERATURES WERE AT LEAST 10 DEGREES WARMER THAN
NORMAL FOR THE MONTH. THE HIGHEST TEMPERATURE RECORDED FOR THE MONTH WAS 41 DEGREES
ON THE 30TH. THE LOWEST TEMPERATURE RECORDED WAS -16 DEGREES...OR 24 DEGREES WARMER
THAN NORMAL. TEMPERATURES REMAINED BELOW FREEZING FOR THE VAST MAJORITY OF THE
MONTH.

1.40 INCHES OF PRECIPITATION WAS RECORDED DURING THE MONTH...A COMBINATION OF SNOW
AND RAIN...ONLY SLIGHTLY HIGHER THAN NORMAL. 0.26 INCHES...OR NEARLY 20 PERCENT OF
THE MONTHLY TOTAL...WAS RECORDED ON DECEMBER 2ND. 15.7 INCHES OF SNOW WAS RECORDED
DURING THE MONTH...ABOUT 5 INCHES LESS THAN NORMAL.

THREE NEW RECORDS WERE SET DURING THE MONTH. A NEW RECORD HIGH MINIMUM TEMPERATURE
OF 22 DEGREES RECORDED ON THE 2ND BROKE THE PREVIOUS RECORD OF 13 DEGREES SET IN
1992. ADDITIONALLY A NEW RECORD HIGH MINIMUM TEMPERATURE OF 33 DEGREES RECORDED ON
THE 30TH BROKE THE PREVIOUS RECORD OF 29 DEGREES SET IN 1977. THE NEXT
DAY...DECEMBER 31ST...ANOTHER HIGH MINIMUM TEMPERATURE OF 31 DEGREES BROKE THE
PREVIOUS RECORD OF 25 DEGREES SET IN 1988.

$$
JMC JAN 15




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