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000
CXUS56 KOTX 011912
CLMGEG

CLIMATE REPORT
NATIONAL WEATHER SERVICE SPOKANE, WA
1212 PM PDT WED MAY 1 2013

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

APRIL 2013 FOR NORTHEAST WASHINGTON AND THE NORTHERN IDAHO PANHANDLE
BROUGHT BROUGHT TYPICAL SPRING CONDITIONS WITH SEVERAL ROUNDS OF
CHANGING WEATHER.  SEVERAL COLD FRONT PASSAGES DURING THE MONTH MADE
IT A WINDY MONTH...IN FACT IT WAS THE WINDIEST MONTH SINCE FEBRUARY
1999.  THE MONTH START OFF WARM WITH SPOKANE RECEIVING THE FIRST 70
DEGREE DAY OF THE YEAR ON THE 1ST.  THIS WARMTH WAS SHORT LIVED AS
RAIN MOVED INTO THE AREA ON THE 4TH WITH HIGHS BACK DOWN INTO THE
50S.  A STRONGER STORM MOVED IN ON THE 7TH BRINGING RAIN AND
MOUNTAIN SNOW.  AFTER A BRIEF WARM UP TEMPERATURES COOLED EVEN
FURTHER FROM THE 12TH THROUGH THE 17TH.  SNOW LEVELS LOWERED ALL THE
WAY TO THE VALLEY FLOORS WITH SNOW SHOWERS IN THE SPOKANE AND COEUR
D`ALENE AREAS.  A HARD FREEZE WAS OBSERVED ON THE 17TH WHERE SPOKANE
AIRPORT DIPPED DOWN TO 21 DEGREES...AND DEER PARK ALL THE WAY DOWN
TO 19.  ANOTHER BRIEF WARM UP FOLLOWED BEFORE A COLD FRONT FROM
CANADA BROUGHT A RETURN TO BELOW NORMAL TEMPERATURES.  THIS FRONT
BROUGHT A BURST OF HEAVY SNOW TO THE CENTRAL PANHANDLE MOUNTAINS ON
THE 21ST...WITH AROUND 4 INCHES OF SNOW FALLING IN 2 HOURS AT
LOOKOUT PASS.  THE DRY AIR MASS BEHIND THE FRONT BROUGHT MORE COLD
NIGHTS TO THE INLAND NORTHWEST WITH LOWS DROPPING INTO THE 20S TO
LOWER 30S.  TEMPERATURES WARMED AGAIN FROM THE 24TH THROUGH THE 26TH
BEFORE FALLING AGAIN WITH ANOTHER SERIES OF COLD FRONTS FROM THE
27TH THROUGH THE 29TH.  ON THE 29TH A PEAK WIND GUST OF 52 MPH WAS
RECORDED AT SPOKANE INTERNATIONAL AIRPORT.  THE STRONG WINDS BROUGHT
SCATTERED POWER OUTAGES TO THE REGION.

ONE RECORD WAS TIED DURING MONTH AT SPOKANE INTERNATIONAL AIRPORT.
ON THE 17TH THE LOW TEMPERATURE WAS 21 DEGREES.


...THE SPOKANE WA AIRPORT CLIMATE SUMMARY FOR THE MONTH OF APRIL 2013...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1881 TO 2013

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              90   04/24/1977
                        04/29/1926
 LOW               16   04/02/1936
HIGHEST            73   04/26        MM      MM       81  04/23
LOWEST             21   04/17        MM      MM       26  04/06
AVG. MAXIMUM     56.3              57.2    -0.9     58.2
AVG. MINIMUM     35.8              36.8    -1.0     38.3
MEAN             46.0              47.0    -1.0     48.3
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32      0               0.0     0.0        0
DAYS MIN <= 32     10               6.0     4.0        6
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         3.97   1893
 MINIMUM         0.08   1956
TOTALS           0.94              1.28   -0.34     1.39
DAILY AVG.       0.03              0.04   -0.01     0.05
DAYS >= .01         9              10.1    -1.1       12
DAYS >= .10         4               4.2    -0.2        6
DAYS >= .50         0               0.2    -0.2        0
DAYS >= 1.00        0               0.0     0.0        0
GREATEST
 24 HR. TOTAL    0.28   04/07 TO 04/07

SNOWFALL (INCHES)
RECORDS
 TOTAL            6.6   MM
TOTALS              T               1.0    -1.0      1.1
SINCE 7/1        43.5              44.8    -1.3     36.8
SNOWDEPTH AVG.      0                MM      MM        0
DAYS >= 1.0         0               0.4    -0.4        1
GREATEST
 SNOW DEPTH         0   MM                             0  MM
 24 HR TOTAL        T   04/30 TO 04/30

DEGREE_DAYS
HEATING TOTAL     561               540      21      494
 SINCE 7/1       5828              6136    -308     5982
COOLING TOTAL       0                 0       0        2
 SINCE 1/1          0                 0       0        2
.....................................................

WIND (MPH)
AVERAGE WIND SPEED              11.4
HIGHEST WIND SPEED/DIRECTION    38/260    DATE  04/10
HIGHEST GUST SPEED/DIRECTION    52/260    DATE  04/29

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.60
NUMBER OF DAYS FAIR            3
NUMBER OF DAYS PC             16
NUMBER OF DAYS CLOUDY         11

AVERAGE RH (PERCENT)     57

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       2
LIGHT RAIN               10     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       1
HEAVY SNOW                0     SNOW                       1
LIGHT SNOW                2     SLEET                      0
FOG                       6     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.

$$