Climatological Report (Monthly)
Issued by NWS Spokane, WA

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000
CXUS56 KOTX 031921
CLMGEG

CLIMATE REPORT
NATIONAL WEATHER SERVICE SPOKANE, WA
1121 AM PST SUN DEC 3 2017

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

...THE SPOKANE WA AIRPORT CLIMATE SUMMARY FOR THE MONTH OF NOVEMBER 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1881 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              70   11/01/1903
 LOW              -21   11/23/1985
HIGHEST            57   11/26        MM      MM       64  11/05
                        11/23
LOWEST             16   11/07        MM      MM       29  11/29
                        11/06
AVG. MAXIMUM     43.5              41.6     1.9     49.7
AVG. MINIMUM     31.9              29.8     2.1     37.2
MEAN             37.7              35.7     2.0     43.5
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32      1               3.6    -2.6        0
DAYS MIN <= 32     16              16.6    -0.6        7
DAYS MIN <= 0       0               0.4    -0.4        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         4.96   1959
 MINIMUM         0.38   1985
TOTALS           2.88              2.30    0.58     1.57
DAILY AVG.       0.10              0.08    0.02     0.05
DAYS >= .01        21              13.7     7.3       13
DAYS >= .10        11               7.3     3.7        6
DAYS >= .50         0               0.9    -0.9        0
DAYS >= 1.00        0               0.1    -0.1        0
GREATEST
 24 HR. TOTAL    0.44   11/21 TO 11/21           11/14 TO 11/15

SNOWFALL (INCHES)
RECORDS
 TOTAL           25.9   2010
TOTALS            7.2               7.4    -0.2      3.3
SINCE 7/1         7.2               7.5    -0.3      3.3
SNOWDEPTH AVG.      0                MM      MM        0
DAYS >= 1.0         3               2.5     0.5        1
GREATEST
 SNOW DEPTH         3   11/06                          2  11/28
 24 HR TOTAL      3.2   11/05 TO 11/05           11/15 TO 11/15

DEGREE_DAYS
HEATING TOTAL     811               879     -68      637
 SINCE 7/1       1540              1667    -127     1333
COOLING TOTAL       0                 0       0        0
 SINCE 1/1        794               450     344      494
......................................................

WIND (MPH)
AVERAGE WIND SPEED              8.5
HIGHEST WIND SPEED/DIRECTION    35/230    DATE  11/19
HIGHEST GUST SPEED/DIRECTION    46/220    DATE  11/23

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.80
NUMBER OF DAYS FAIR            0
NUMBER OF DAYS PC             10
NUMBER OF DAYS CLOUDY         20

AVERAGE RH (PERCENT)     82

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                1     RAIN                       8
LIGHT RAIN               18     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       3
LIGHT SNOW               11     SLEET                      0
FOG                      22     FOG W/VIS <= 1/4 MILE      5
HAZE                      1

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

$$

NOVEMBER 2017 BROUGHT A MIXED BAG OF WEATHER TO NORTHEAST
WASHINGTON AND THE NORTH IDAHO PANHANDLE.  THE MONTH STARTED OFF ON
A COLD NOTE AS AN EARLY SEASON ARCTIC BOUNDARY STALLED OVER THE
SPOKANE/COEUR D`ALENE AREA ON THE 4TH AND 5TH.  A CONVECTIVE BAND OF
SNOW SHOWERS DURING THE EVENING OF THE 4TH FOCUSED NEAR I-90 SOUTH
WITH 2.7 INCHES FALLING AT THE SPOKANE AIRPORT. STRATIFORM SNOW ON
THE 5TH AS A WEATHER SYSTEM DROPPING DOWN FROM THE NORTHWEST WITH
ANOTHER 3.2 INCHES FALLING AT THE SPOKANE AIRPORT.  OTHER 2 DAY
NOTEWORTHY REPORTS INCLUDE 12 INCHES SPIRIT LAKE, WITH 9 INCHES IN
WALLACE, COEUR D`ALENE, ATHOL, AND PRICHARD.  ALL THIS SNOW COMBINED
WITH CLEARING SKIES LED TO A COLD MORNING ON THE 7TH.  SOME LOW
TEMPERATURES INCLUDE REPUBLIC AND DEER PARK WITH 13F, SANDPOINT 14F,
AND SPOKANE 16F.  AFTER AN EARLY START TO WINTER...THE REMAINDER OF
NOVEMBER WAS MUCH MILDER WITH SEVERAL ROUNDS OF VALLEY RAIN AND
MOUNTAIN SNOW.  LATE ON THE 15TH AND EARLY ON THE 16TH A COLD FRONT
STALLED OVER THE NE WA MOUNTAINS.  HEAVY MOUNTAIN SNOW HIT 49 NORTH
SKI RESORT WITH 14 INCHES.  A VERY MILD SYSTEM ARRIVED FROM THE 20TH
THROUGH THE 22ND AS A TROPICAL MOISTURE FETCH BECANE AIMED AT THE
AREA.  FIRST INITIAL SURGE BROUGHT MOUNTAIN SNOW.  A BURST OF SNOW
HIT LOOKOUT PASS IN THE EARLY AFTERNOON ON THE 20TH CLOSING THE
INTERSTATE.  WINDY AND MILD CONDITIONS ARRIVED ON THANKSGIVING
(23RD) WITH A PEAK WIND OF 46 MPH AT THE SPOKANE AIRPORT WITH A HIGH
TEMPERATURE OF 57 DEGREES.  YET ANOTHER MILD DAY ON THE 26TH WITH 57
DEGREES BEFORE A COOL DOWN TOWARDS NORMAL TEMPERATURES IN THE UPPER
30S TO END THE MONTH.

A COUPLE RECORDS WERE TIED OR BROKE DURING THE MONTH AT THE SPOKANE
AIRPORT.  THIS INCLUDES A DAILY SNOWFALL RECORD OF 3.2 INCHES ON THE
5TH WHICH BROKE A RECORD FOR THE DATE.  THE OTHER RECORD WAS A HIGH
TEMPERATURE OF 57 DEGREES ON THE 26TH WHICH TIED A RECORD FOR THE DATE.


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