000
CXAK58 PAFC 011700
CLMANC


CLIMATE REPORT
NATIONAL WEATHER SERVICE ANCHORAGE, AK
900 AM AKDT MON OCT 1 2012

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

...THE ANCHORAGE AK CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2012...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1915 TO 2012

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              73   09/05/1957
                        09/07/1940
                        09/10/1921
 LOW               19   09/24/1992
                        09/23/1935
HIGHEST            65                MM      MM       65
LOWEST             29                MM      MM       32
AVG. MAXIMUM     53.9              55.1    -1.2     55.3
AVG. MINIMUM     41.9              42.0    -0.1     42.5
MEAN             47.9              48.6    -0.7     48.9
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32      0               0.0     0.0        0
DAYS MIN <= 32      3               2.5     0.5        3
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         6.64   1990
 MINIMUM         0.52   1936
TOTALS           6.49              2.99    3.50     0.78
DAILY AVG.       0.22              0.10    0.12     0.03
DAYS >= .01        21              14.8     6.2       13
DAYS >= .10        14               8.4     5.6        2
DAYS >= .50         5               1.5     3.5        0
DAYS >= 1.00        2               0.3     1.7        0
GREATEST
 24 HR. TOTAL    1.41   09/19 TO 09/19


 STORM TOTAL       MM
 (MM/DD(HH))            MM


SNOWFALL (INCHES)
RECORDS
 TOTAL            4.6   5
                        0
                        -26215
 24 HR TOTAL      3.5   09/29/1965 TO 09/30/1965
 SNOW DEPTH         1   09/30/1992
TOTALS            0.2               0.4    -0.2      0.0
SINCE 7/1         0.2               0.4    -0.2      0.0
SNOWDEPTH AVG.      0                MM      MM        0
DAYS >= TRACE       2               0.2     1.8        0
DAYS >= 1.0         0               0.1    -0.1        0
GREATEST
 SNOW DEPTH         0   MM                             0  MM
 24 HR TOTAL      0.2   MM


 STORM TOTAL       MM                                 MM
 (MM/DD(HH))            MM


DEGREE_DAYS
HEATING TOTAL     504               494      10      476
 SINCE 7/1       1065               944     121      995
COOLING TOTAL       0                 0       0        0
 SINCE 1/1          0                 2      -2        0

FREEZE DATES
RECORD
 EARLIEST     08/14/1946
 LATEST       06/08/1919
EARLIEST                        09/23
LATEST                          05/08
..........................................................

WIND (MPH)
AVERAGE WIND SPEED              8.5
RESULTANT WIND SPEED/DIRECTION   4/147
HIGHEST WIND SPEED/DIRECTION    31/MM     DATE   MM
HIGHEST GUST SPEED/DIRECTION    58/130    DATE  09/04

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.80
NUMBER OF DAYS FAIR            2
NUMBER OF DAYS PC              5
NUMBER OF DAYS CLOUDY         23

AVERAGE RH (PERCENT)     73

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                2     RAIN                       7
LIGHT RAIN               25     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       2
LIGHT SNOW                1     SLEET                      0
FOG                      12     FOG W/VIS <= 1/4 MILE      0
HAZE                      0

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

$$
/C CXAK58 PAFC 011700