Climatological Report (Seasonal)
Issued by NWS State College, PA

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CXUS51 KCTP 020023
CLSIPT

CLIMATE REPORT
NATIONAL WEATHER SERVICE STATE COLLEGE PA
723 PM EST TUE MAR 1 2011

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

...THE WILLIAMSPORT PA CLIMATE SUMMARY FOR THE SEASON...
FROM  12/1/2010 TO 2/28/2011...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1895 TO 2011

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              71   02/24/1985
                        02/16/1954
 LOW              -20   01/21/1994
HIGHEST            66   02/18         0      66       60  01/25
LOWEST             -6   01/24         0      -6        7  01/31
                                                          01/11
AVG. MAXIMUM     35.0              36.0    -1.0     37.3
AVG. MINIMUM     18.7              20.5    -1.8     23.5
MEAN             26.9              28.2    -1.3     30.4

DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32     35              29.0     6.0       22
DAYS MIN <= 32     89              77.0    12.0       80
DAYS MIN <= 0       4               4.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        14.86   1914
 MINIMUM         3.55   1979
TOTALS           9.48              8.40    1.08    10.02

DAILY AVG.       0.11              0.00    0.11     0.11
DAYS >= .01        31              33.0    -2.0       28
DAYS >= .10        18              17.0     1.0       16
DAYS >= .50         7               6.0     1.0        6
DAYS >= 1.00        1               2.0    -1.0        1
GREATEST
 24 HR. TOTAL      MM
 STORM TOTAL       MM

SNOWFALL (INCHES)
RECORDS
 TOTAL           74.0   1963
 24 HR TOTAL       MM
 SNOW DEPTH        MM   MM
TOTALS           31.6              28.3     3.3     34.3
 LIQUID EQUIV    3.16              0.00    3.16     3.43
SINCE 7/1        32.6              31.4     1.2     34.5
 LIQUID 7/1      3.26              3.10    0.16     3.45
SNOWDEPTH AVG.      2                 0       2        1
DAYS >= TRACE      51               0.0    51.0       41
DAYS >= 1.0        11               8.0     3.0       10
GREATEST
 SNOW DEPTH         8   02/21                          7  02/11
                                                          02/10
 24 HR TOTAL      7.4   02/21
 STORM TOTAL       MM                                 MM

DEGREE_DAYS
HEATING TOTAL    3416              3310     106     3091
 SINCE 7/1       4554              4534      20     4096
COOLING TOTAL       0                 0       0        0
 SINCE 1/1          0                 0       0        0

FREEZE DATES
RECORD
 EARLIEST     09/22/1904
 LATEST       05/25/1956
EARLIEST                        09/22
LATEST                          05/25
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              7.0
RESULTANT WIND SPEED/DIRECTION   5/290
HIGHEST WIND SPEED/DIRECTION    39/250    DATE  12/01
HIGHEST GUST SPEED/DIRECTION    51/300    DATE  02/19

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM

NUMBER OF DAYS FAIR           23
NUMBER OF DAYS PC             28
NUMBER OF DAYS CLOUDY         39

AVERAGE RH (PERCENT)     68

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              1     MIXED PRECIP               0
HEAVY RAIN                3     RAIN                       6
LIGHT RAIN               13     FREEZING RAIN              3
LT FREEZING RAIN          6     HAIL                       1
HEAVY SNOW                1     SNOW                      11
LIGHT SNOW               48     SLEET                      4
FOG                      47     FOG W/VIS <= 1/4 MILE      4
HAZE                     22

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

$$

LA CORTE





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