Climatological Report (Monthly)
Issued by NWS Spokane, WA

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000
CXUS56 KOTX 011052
CLMGEG

CLIMATE REPORT
NATIONAL WEATHER SERVICE SPOKANE, WA
350 AM PDT WED OCT 1 2014

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

...THE SPOKANE WA AIRPORT CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER
2014...

SEPTEMBER 2014 BROUGHT WARMER AND DRIER THAN NORMAL CONDITIONS TO
NORTHEAST WASHINGTON AND THE NORTH IDAHO PANHANDLE.

THE MONTH STARTED OFF ON A COOLER NOTE HOWEVER AS A SLOW MOVING LOW
PRESSURE SYSTEM TRACKED THROUGH.  THIS RESULTED IN SHOWERS AND
ISOLATED THUNDERSTORMS ON THE 2ND AND 3RD FOR SPOKANE AND THE
NORTHERN MOUNTAINS.  THE HIGH TEMPERATURE IN SPOKANE ONLY REACHED 63
ON THE 3RD.  TEMPERATURES QUICKLY REBOUNDED INTO THE MID 80S ON THE
7TH.  ANOTHER COOL DOWN FOLLOWED WHICH WAS ACCOMPANIED BY DRIER AIR
FROM THE 10TH THROUGH THE 12TH WHICH BROUGHT COOL NIGHT TIME
TEMPERATURES.  THE COLDER NORTHERN VALLEY SPOTS SUCH AS DEER PARK
DROPPED INTO THE UPPER 20S ON THE 11TH.  A PROLONGED PERIOD OF
WARMER TEMPERATURES FOLLOWED WITH READINGS CONSISTENTLY 5 TO 15
DEGREES ABOVE NORMAL THROUGH THE 15TH THROUGH THE 25TH.  A FEW
SHOWERS OCCURRED TOWARDS THE END OF THIS STRETCH OF WARMTH AS A LOW
PRESSURE SYSTEM APPROACHED.  THE MONTH ENDED WITH BREEZY WINDS
BEHIND A COLD FRONT ON THE 30TH...ALONG WITH SCATTERED SHOWERS AND
ISOLATED THUNDERSTORMS OVER NORTHEAST WASHINGTON AND THE NORTH IDAHO
PANHANDLE.

ONE RECORD WAS SET DURING THE MONTH AT SPOKANE AIRPORT.  THE LOW
TEMPERATURE OF 59 DEGREES ON THE 24TH WAS THE WARMEST ON RECORD FOR
THE DATE.


CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1881 TO 2014


WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              98   09/18/1938
 LOW               22   09/23/2000
                        09/24/1926
HIGHEST            88   09/21        MM      MM       92  09/13
                                                          09/01
LOWEST             39   09/12        MM      MM       42  09/27
                                                          09/26
                                                          09/25
AVG. MAXIMUM     75.7              72.9     2.8     73.5
AVG. MINIMUM     50.4              47.4     3.0     52.6
MEAN             63.1              60.2     2.9     63.0
DAYS MAX >= 90      0               1.2    -1.2        6
DAYS MAX <= 32      0               0.0     0.0        0
DAYS MIN <= 32      0               0.6    -0.6        0
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         5.58   1927
 MINIMUM            T   2012
                        1999
TOTALS           0.26              0.67   -0.41     1.56
DAILY AVG.       0.01              0.02   -0.01     0.05
DAYS >= .01         5               5.1    -0.1       14
DAYS >= .10         1               2.1    -1.1        4
DAYS >= .50         0               0.2    -0.2        1
DAYS >= 1.00        0               0.0     0.0        0
GREATEST
 24 HR. TOTAL    0.22   09/02 TO 09/03           09/28 TO 09/29
                                                          09/30 TO 09/30
                                                          09/30 TO 09/30

SNOWFALL (INCHES)
RECORDS
 TOTAL            1.4   MM
TOTALS            0.0               0.0     0.0      0.0
SINCE 7/1         0.0               0.0     0.0      0.0
SNOWDEPTH AVG.      0                MM      MM        0
DAYS >= 1.0         0               0.0     0.0        0
GREATEST
 SNOW DEPTH         0   MM                             0  MM
 24 HR TOTAL      0.0   09/29 TO 09/29           09/30 TO 09/30
                                                          09/30 TO 09/30
                                                          09/30 TO 09/30

DEGREE_DAYS
HEATING TOTAL      94               183     -89      160
 SINCE 7/1        106               248    -142      167
COOLING TOTAL      47                38       9      108
 SINCE 1/1        653               449     204      709
.................................................

WIND (MPH)
AVERAGE WIND SPEED              7.9
HIGHEST WIND SPEED/DIRECTION    28/240    DATE  09/18
HIGHEST GUST SPEED/DIRECTION    35/280    DATE  09/18

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.50
NUMBER OF DAYS FAIR           13
NUMBER OF DAYS PC             12
NUMBER OF DAYS CLOUDY          5

AVERAGE RH (PERCENT)     48

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       1
LIGHT RAIN                6     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       2     FOG W/VIS <= 1/4 MILE      0
HAZE                      2

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

$$


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