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000
CXUS51 KCTP 022057 CCA
CLSAOO

CLIMATE REPORT...CORRECTED WX DAYS
NATIONAL WEATHER SERVICE STATE COLLEGE PA
357 PM EST FRI MAR 2 2018

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

...THE ALTOONA CLIMATE SUMMARY FOR THE SEASON, FROM
12/1/2017 TO 2/28/2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1948 TO 2018

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              76   02/21/2018
 LOW              -20   01/17/1982
HIGHEST            76R  02/21        MM      MM       75  02/24
LOWEST             -4   01/07        MM      MM        6  01/09
                                                          12/16
AVG. MAXIMUM     39.1              36.3     2.8     42.6
AVG. MINIMUM     23.6              21.5     2.1     27.7
MEAN             31.4              28.9     2.5     35.1
DAYS MAX >= 90      0                MM      MM        0
DAYS MAX <= 32     27                MM      MM       17
DAYS MIN <= 32     68                MM      MM       59
DAYS MIN <= 0       1                MM      MM        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        11.90   1971
 MINIMUM         3.33   2002
TOTALS           7.18              6.63    0.55     6.95
DAILY AVG.       0.08              0.07    0.01     0.07
DAYS >= .01        33                MM      MM       39
DAYS >= .10        18                MM      MM       20
DAYS >= .50         4                MM      MM        3
DAYS >= 1.00        1                MM      MM        0
GREATEST
 24 HR. TOTAL    1.04

DEGREE_DAYS
HEATING TOTAL    3021              3251    -230     2676
 SINCE 7/1       4086              4570    -484     3667
COOLING TOTAL       0                 0       0        0
 SINCE 1/1          0                 0       0        0

FREEZE DATES
RECORD
 EARLIEST     09/21/1956
 LATEST       06/01/1966
EARLIEST                        MM
LATEST                          MM
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              8.6
RESULTANT WIND SPEED/DIRECTION   5/267
HIGHEST WIND SPEED/DIRECTION    37/280    DATE  01/23
HIGHEST GUST SPEED/DIRECTION    53/280    DATE  01/23

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.60
NUMBER OF DAYS FAIR           22
NUMBER OF DAYS PC             30
NUMBER OF DAYS CLOUDY         38

AVERAGE RH (PERCENT)     69

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                4     RAIN                      13
LIGHT RAIN               23     FREEZING RAIN              1
LT FREEZING RAIN          1     HAIL                       0
HEAVY SNOW                2     SNOW                       8
LIGHT SNOW               34     SLEET                      0
FOG                      51     FOG W/VIS <= 1/4 MILE     10
HAZE                     29

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

&&

WINTER 2017-2018 (DEC-JAN-FEB) RANKED AS THE 23RD WARMEST AND 31ST
WETTEST ON RECORD.

DJF AVERAGE TEMPERATURE: 31.4 DEGREES (+2.5F ABOVE AVERAGE)
DJF TOTAL PRECIPITATION: 7.18 INCHES (+0.55" ABOVE AVERAGE)

FOR TEMPERATURE, DEC. WAS BELOW AVERAGE AND JAN. WAS NEAR AVERAGE.
FEB. 2018 WAS THE 3RD WARMEST FEB. ON RECORD. FOR PRECIPITATION,
DEC. AND JAN. WERE BELOW NORMAL. FEB. 2018 WAS THE WETTEST FEBRUARY
ON RECORD.

THE HIGH TEMPERATURE OF 76 DEGREES ON 2/21 SET AN ALL TIME RECORD
HIGH TEMPERATURE FOR THE MONTH OF FEBRUARY. THE PREVIOUS RECORD
MONTHLY HIGH TEMPERATURE WAS 75 DEGREES ON 2/24/2017.

A RECORD HIGH TEMPERATURE OF 64 DEGREES WAS SET ON 2/28. THIS
BREAKS THE OLD RECORD OF 63 SET IN 1955.

A RECORD DAILY HIGH TEMPERATURE OF 76 DEGREES WAS SET ON 2/21.
THIS BROKE THE PREVIOUS RECORD OF 71 DEGREES SET IN 1997.

A RECORD HIGH TEMPERATURE OF 74 DEGREES WAS SET ON 2/20. THIS
BREAKS THE OLD RECORD OF 62 SET IN 2016.

A RECORD RAINFALL OF 1.04 INCHES WAS SET ON 2/15. THIS
BREAKS THE OLD RECORD OF 0.84 SET IN 1989.

$$

MS