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CXAK59 PAMC 021329
CLMMCG

CLIMATE REPORT 
NATIONAL WEATHER SERVICE MCGRATH, AK
529 AM AKDT THU OCT 2 2014
...................................

...THE MCGRATH AIRPORT CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 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              76   9/05/1957 
 LOW                2   9/24/1992 
HIGHEST            66   9/12         63       3      58  9/15  
LOWEST             24                21       3      24  9/21  
AVG. MAXIMUM       55.6              53.1     2.5    48.4    
AVG. MINIMUM       36.0              36.1    -0.1    35.9   
MEAN               45.8              44.6     1.2    42.2
DAYS MAX >= 90      0                 0.0     0.0     0
DAYS MAX <= 32      0                 0.4    -0.4     0
DAYS MAX >= 80      0                 0.0     0.0     0
DAYS MAX >= 70      0                 0.7    -0.7     0
DAYS MIN <= 32     11                 9.6     1.4    13
DAYS MIN <= 0       0                 0.0     0.0     0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM            6.18   1993   
 MINIMUM            0.19   1969
TOTALS              0.92              2.49   -1.57    4.15
DAILY AVG.          0.03              0.08   -0.05    0.14
DAYS >= .01        11                13.7    -2.7    15
DAYS >= .10         4                 6.5    -2.5     8
DAYS >= .50         0                 1.2    -1.2     3
DAYS >= 1.0         0                 0.3    -0.3     1
GREATEST
 24 HR TOTAL        0.28   9/02                       1.26  9/01        

SNOWFALL (INCHES)
RECORDS
 TOTAL             13.7   1992
 24 HR TOTAL        7.3   9-17-1992
 SNOW DEPTH         7     9-20-1992    
TOTALS              0.0               1.5    -1.5     0.7   
SINCE 7/1           0.0               1.4    -1.4     0.7   
SNOWDEPTH AVG.      0                 0       0       0
DAYS >= TRACE       0                 3.0    -3.0     5
DAYS >= 1.0         0                 0.5    -0.5     0
DAYS >= 6.0         0                 0.0    -0.0     0
GREATEST
 SNOW DEPTH         0   MM                            0  MM    
 24 HR TOTAL      0.0   MM                          0.4  9/24  

DEGREE_DAYS
HEATING TOTAL     568               613     -45     674 
 SINCE 7/1        991              1110    -119    1092
COOLING TOTAL       0                 0       0       0
 SINCE 1/1         11                16      -5      78
................................................................

WIND (MPH)                        
AVERAGE WIND SPEED                3.9
HIGHEST WIND SPEED/DIRECTION     32/210    DATE    09/1
HIGHEST GUST SPEED/DIRECTION     46/210    DATE    09/1

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                     17     GLAZE                       0
DRIZZLE                   0     HAIL                        0
SNOW                      0     HAZE                        1
FOG                      10     FOG W/VIS <= 1/4 MILE       1
BLOWING SNOW              0


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

&&
ON AVERAGE...THE MONTH OF SEPTEMBER 2014 WAS AGAIN WARMER AND DRIER THAN 
EXPECTED...FOLLOWING THE TREND ESTABLISHED IN AUGUST. AVERAGE MAXIMUM TEMPERATURES 
WERE 2.5 DEGREES WARMER THAN NORMAL...HOWEVER...AVERAGE MINIMUM TEMPERATURES WERE 
MUCH CLOSER TO TYPICAL VALUES. THE HIGHEST TEMPERATURE RECORDED DURING THE MONTH 
WAS 66 DEGREES ON THE 12TH. THE LOWEST TEMPERATURE OBSERVED WAS 24 DEGREES...WHICH 
IS 3 DEGREES WARMER THAN THE NORMAL VALUE. ON 11 DAYS THE MINIMUM TEMPERATURE 
DECREASED TO OR BELOW FREEZING. 0.92 INCHES OF PRECIPITATION WAS RECORDED DURING 
THE MONTH...OR ABOUT 37 PERCENT OF THE NORMAL AMOUNT FOR SEPTEMBER. THE HIGHEST 24 
HOUR PRECIPITATION AMOUNT OCCURRED ON SEPTEMBER 2ND WHEN THE STATION RECORDED 0.28 
INCHES OF RAIN. NO SNOW WAS OBSERVED DURING THE MONTH. NO NEW OR TIED RECORDS WERE 
OBSERVED DURING THE MONTH.

$$
JMC OCT 14


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Page Modified: 03 Feb 2008 18:00 UTC
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