Climatological Report (Monthly)
Issued by NWS Spokane, WA

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CXUS56 KOTX 011318
CLMEAT


CLIMATE REPORT
NATIONAL WEATHER SERVICE SPOKANE, WA
615 AM PDT WED NOV 1 2017

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

...THE WENATCHEE WA PANGBORN FIELD CLIMATE SUMMARY FOR THE MONTH OF OCTOBER 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1959 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              90   10/06/2014
 LOW               15   10/31/2002
                        10/30/2002
HIGHEST            73   10/06        MM      MM       69  10/03
                                                          10/01
LOWEST             30   10/31        MM      MM       32  10/12
AVG. MAXIMUM     59.7              60.9    -1.2     58.0
AVG. MINIMUM     37.6              41.0    -3.4     43.5
MEAN             48.6              50.9    -2.3     50.7
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32      0               0.0     0.0        0
DAYS MIN <= 32      3               2.4     0.6        1
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         2.03   2016
 MINIMUM            T   1978
TOTALS           0.81              0.44    0.37     2.03
DAILY AVG.       0.03              0.01    0.02     0.07
DAYS >= .01         5               4.5     0.5       15
DAYS >= .10         1               1.3    -0.3        5
DAYS >= .50         1               0.2     0.8        1
DAYS >= 1.00        0               0.0     0.0        0
GREATEST
 24 HR. TOTAL    0.67   10/21 TO 10/21           10/26 TO 10/26
                                                          10/26 TO 10/26
                                                          10/26 TO 10/26

SNOWFALL (INCHES)
RECORDS
 TOTAL             MM   MM
TOTALS             MM               0.2      MM       MM
SINCE 7/1          MM               0.2      MM       MM
SNOWDEPTH AVG.     MM                MM      MM       MM
DAYS >= 1.0        MM               0.1      MM        0
GREATEST
 SNOW DEPTH        MM                                 MM  MM
 24 HR TOTAL       MM                                 MM

DEGREE_DAYS
HEATING TOTAL     498               438      60      434
 SINCE 7/1        600               550      50      507
COOLING TOTAL       0                 0       0        0
 SINCE 1/1       1058               790     268      801
.......................................................

WIND (MPH)
AVERAGE WIND SPEED              6.3
HIGHEST WIND SPEED/DIRECTION    40/270    DATE  10/17
HIGHEST GUST SPEED/DIRECTION    51/260    DATE  10/17

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.20
NUMBER OF DAYS FAIR           23
NUMBER OF DAYS PC              5
NUMBER OF DAYS CLOUDY          3

AVERAGE RH (PERCENT)     62

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

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

$$

OCTOBER 2017 FINISHED COOLER AND WETTER THAN NORMAL ACROSS NORTH
CENTRAL WASHINGTON. THE FIRST 11 DAYS OF THE MONTH WAS UNEVENTFUL
EXCEPT FOR A WINDY DAY ON THE 6TH WITH A PEAK WIND OF 44 MPH IN
WENATCHEE AT 87 MPH AT THE TOP OF MISSION RIDGE.  THE 12TH AND 13TH
WAS ABORMALLY COOL WITH LIGHT RAIN SHOWERS. ON THE 17TH A STRONG
COLD FRONT BROUGHT WINDY CONDITIONS.  PEAK WIND GUSTS INCLUDE
99 MPH MISSION RIDGE...76 MPH DIRTY FACE MOUNTAIN...67 MPH TUMWATER
MOUNTAIN...52 MPH CHELAN AND WENATCHEE AIRPORT...AND 47 MPH EPHRATA.
ON THE 21ST AN ATMOSPHERIC RIVER BROUGHT SIGNIFICANT PRECIPITATION.
SNOW LEVELS BRIEFLY LOWERED TO VALLEY FLOOR IN PLAIN, COLES CORNER,
AND THE METHOW VALLEY WITH 4 INCHES IN MAZAMA. THE HARDEST HIT AREA
WAS THE MOUNTAINS AROUND THE METHOW VALLEY. WASHINGTON PASS REPORTED
23 INCHES.  A COCORAHS OBSERVER NEAR 3300 FEET NORTH OF WINTHROP
REPORTED 15 INCHES.  LEAVENWORTH GOT HEAVY RAIN WITH 2.12 INCHES
WITH THE WENATCHEE AIRPORT COMING IN WITH 0.74 INCHES.  ON THE 22ND:
WINDY CONDITIONS DEVELOPED WITH A STRONG UPPER JET OVERHEAD. EPHRATA
RECORDED A PEAK WIND OF 39 MPH.
QUIETER WEATHER WAS OBSERVED TO FINISH OUT THE MONTH...EXCEPT IN OMAK
WHERE A PUSH OF NORTH WINDS ON THE 30TH BROUGHT A PEAK WIND OF 41 MPH.

ON THE 21ST RECORD PRECIPITATION OF 0.67 INCHES WAS RECORDED.



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