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CXAK58 PASN 011447
CLMSNP

CLIMATE REPORT 
NATIONAL WEATHER SERVICE ST PAUL, AK
647 AM AKDT FRI MAY 1 2015
...................................

...THE ST PAUL AIRPORT CLIMATE SUMMARY FOR THE MONTH OF APRIL 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1892 TO 2015

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR\'S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              49   4/28/1993 
 LOW               -8   4/23/1976 
HIGHEST            43   4/30         37       6      42  4/23  
LOWEST             13                 9       4      20  4/07  
AVG. MAXIMUM       34.2              33.4     0.8    37.1    
AVG. MINIMUM       24.9              25.1    -0.2    30.8   
MEAN               29.6              29.2     0.4    34.0
DAYS MAX >= 90      0                 0.0     0.0     0
DAYS MAX <= 32      7                 9.9    -2.9     4
DAYS MAX >= 80      0                 0.0     0.0     0
DAYS MAX >= 70      0                 0.0     0.0     0
DAYS MIN <= 32     25                22.4     2.6    17
DAYS MIN <= 0       0                 0.2    -0.2     0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM            3.21   1979   
 MINIMUM            0.08   1992
TOTALS              1.25              1.08    0.17    0.90
DAILY AVG.          0.04              0.03    0.01    0.03
DAYS >= .01        19                11.4     7.6    14
DAYS >= .10         6                 2.6     3.4     4
DAYS >= .50         0                 0.2    -0.2     0
DAYS >= 1.0         0                 0.0    -0.0     0
GREATEST
 24 HR TOTAL        0.20   4/08                       0.22  4/13        

SNOWFALL (INCHES)
RECORDS
 TOTAL             18.4   2006
 24 HR TOTAL       10.0   4-02-1966
 SNOW DEPTH        35     4-04-2013    
TOTALS              9.2               5.7     3.5     1.0   
SINCE 7/1          48.3              51.5    -3.2    43.7   
SNOWDEPTH AVG.      0                 3      -2       0
DAYS >= TRACE      23                19.7     3.3    23
DAYS >= 1.0         3                 1.6     1.4     0
DAYS >= 6.0         0                 0.0     0.0     0
GREATEST
 SNOW DEPTH         5   4/03                          1  4/12  
 24 HR TOTAL      1.9   4/19                        0.8  4/11  

DEGREE_DAYS
HEATING TOTAL    1054              1071     -17     926 
 SINCE 7/1       8186              9227   -1041    8618
COOLING TOTAL       0                 0       0       0
 SINCE 1/1          0                 0       0       0
................................................................

WIND (MPH)                        
AVERAGE WIND SPEED               15.4
HIGHEST WIND SPEED/DIRECTION     45/340    DATE   04/18
HIGHEST GUST SPEED/DIRECTION     54/360    DATE   04/18

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                     14     GLAZE                       1
DRIZZLE                   0     HAIL                        0
SNOW                     22     HAZE                        0
FOG                      21     FOG W/VIS <= 1/4 MILE       2
BLOWING SNOW              5


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

&&
...A SNOWY APRIL FOR ST PAUL ALASKA...

APRIL 2014 WAS A NEAR NORMAL MONTH FOR TEMPERATURES AT ST PAUL WITH A NUMBER OF 
DAYS IN AT NORMAL OR NEAR NORMAL VALUES...WHILE BEING HIGHER THAN NORMAL IN 
SNOWFALL. THE MONTH BEGAN WITH SOME SHORT WAVE RIDGING OVER THE BERING 
SEA...CREATING WARMER TEMPERATURES THROUGH THE 10TH. AFTERWARDS...A NORTHWEST FLOW 
SET UP FROM A LOW POSITIONED NEAR NUNIVAK ISLAND CREATED COOLER TEMPERATURES...AND 
GAVE THE PRIBILOFS MID APRIL SNOWFALL. AFTER ANOTHER SHORT LIVED HIGH IN THE 
CENTRAL BERING GAVE A SLIGHT INCREASE IN TEMPERATURES...A STORM FORCE NORTH PACIFIC 
LOW COOLED TEMPERATURES BACK BELOW NORMAL AND CREATED ANOTHER ROUND OF SNOWFALL. 
SOUTHERLY FLOW RETURNED TEMPERATURES TO NORMAL AND ABOVE NORMAL TOWARDS THE END OF 
THE MONTH.

WITH RESPECT TO TEMPERATURES...THE AVERAGE DAILY MAXIMUM TEMPERATURE
WAS THE EIGHTEENTH WARMEST...THE AVERAGE DAILY MINIMUM TEMPERATURE WAS
THE TWENTY-FIFTH WARMEST ON RECORD...AND THE AVERAGE MEAN DAILY TEMPERATURE
CAME IN AS TWENTIETH WARMEST ON RECORD. NO DAILY TEMPERATURE RECORDS WERE SET.

APRIL 2014 WAS SLIGHTLY WETTER THAN NORMAL WITH 25 DAYS OF PRECIPITATION RECORDED.
THE MONTHLY PRECIPITATION OF 1.25 INCHES RANKED AS THE 25TH WETTEST ON 
RECORD...SNOWFALL HOWEVER WAS SIGNIFICANTLY HIGHER THAN THE AVERAGE WITH 9.2 INCHES 
FOR THE MONTH...WHICH IS THE FOURTEENTH SNOWIEST ON RECORD...BUT NO DAILY SNOWFALL 
RECORDS WERE SET.

$$
WIW MAY 15


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Page Modified: 03 Feb 2008 18:00 UTC
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