Climatological Report (Monthly)
Issued by NWS Spokane, WA

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000
CXUS56 KOTX 010837
CLMGEG


CLIMATE REPORT
NATIONAL WEATHER SERVICE SPOKANE, WA
134 AM PDT SAT APR 1 2017

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

...THE SPOKANE WA AIRPORT CLIMATE SUMMARY FOR THE MONTH OF MARCH 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              74   03/30/1881
 LOW              -10   03/03/1891
HIGHEST            60   03/14        MM      MM       65  03/31
LOWEST             25   03/07        MM      MM       28  03/18
AVG. MAXIMUM     47.5              48.9    -1.4     51.2
AVG. MINIMUM     34.1              31.6     2.5     34.2
MEAN             40.8              40.2     0.6     42.7
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32      0               0.6    -0.6        0
DAYS MIN <= 32     11              15.6    -4.6       10
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         4.56   2012
 MINIMUM         0.12   1909
TOTALS           4.11              1.61    2.50     3.30
DAILY AVG.       0.13              0.05    0.08     0.11
DAYS >= .01        21              11.6     9.4       16
DAYS >= .10        11               5.9     5.1       11
DAYS >= .50         2               0.5     1.5        1
DAYS >= 1.00        0               0.0     0.0        0
GREATEST
 24 HR. TOTAL    0.56   03/13 TO 03/13           03/21 TO 03/22
                                                          03/22 TO 03/22
                                                          03/22 TO 03/22

SNOWFALL (INCHES)
RECORDS
 TOTAL           16.4   MM
TOTALS            5.4               3.5     1.9      0.6
SINCE 7/1        61.0              43.8    17.2     34.2
SNOWDEPTH AVG.      0                MM      MM        0
DAYS >= 1.0         1               1.2    -0.2        0
GREATEST
 SNOW DEPTH         3   03/08                          0  MM
 24 HR TOTAL      4.2   MM                       03/22 TO 03/22
                                                          03/22 TO 03/22
                                                          03/22 TO 03/22

DEGREE_DAYS
HEATING TOTAL     741               767     -26      683
 SINCE 7/1       5734              5596     138     4972
COOLING TOTAL       0                 0       0        0
 SINCE 1/1          0                 0       0        0
...................................................

WIND (MPH)
AVERAGE WIND SPEED              10.4
HIGHEST WIND SPEED/DIRECTION    38/220    DATE  03/10
HIGHEST GUST SPEED/DIRECTION    45/220    DATE  03/10

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.80
NUMBER OF DAYS FAIR            1
NUMBER OF DAYS PC             10
NUMBER OF DAYS CLOUDY         20

AVERAGE RH (PERCENT)     74

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                1     RAIN                       3
LIGHT RAIN               21     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       1
HEAVY SNOW                0     SNOW                       3
LIGHT SNOW                5     SLEET                      0
FOG                      20     FOG W/VIS <= 1/4 MILE      5
HAZE                      0

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

$$

MARCH 2017 BROUGHT A CONTINUATION OF VERY WET CONDITIONS AFTER A
WET FEBRUARY...WITH TEMPERATURES FOR THE MONTH NEAR NORMAL.  FOR
SPOKANE IT WAS THE 2ND WETTEST MARCH ON RECORD.  THE FIRST 9 DAYS OF
MARCH BROUGHT SEVERAL ROUNDS OF PRECIPITATION BUT WITH COOL
TEMPERATURES. ON THE 5TH SNOW FELL IN THE MORNING WITH 4 INCHES
METALINE FALLS...3 INCHES ATHOL...2 RATHDRUM...AND A HALF INCH TO AN
INCH IN SPOKANE. MORE SNOW FELL ON THE 7TH WITH SNOW COVERED ROADS
IN THE EVENING. DEER PARK WAS HARDEST HIT WITH 6 INCHES WHILE 2 TO 4
INCHES FELL IN THE SPOKANE AREA.  THE PATTERN THEN TURNED WARMER
WHILE REMAINING WET. SNOW MELT COMBINED WITH RAIN LED TO FLOODING
WITH SEVERAL REPORTS OF SMALL STREAM FLOODING...FIELD FLOODING...AND
MUDSLIDES ACROSS NORTHEAST WASHINGTON AND NORTH IDAHO.  THE LARGEST
MUDSLIDES OCCURRED IN FAR NORTH IDAHO NEAR THE CANADIAN BORDER WITH
HIGHWAY 95 CLOSED TWICE NEAR BONNERS FERRY.  ANOTHER LARGE MUDSLIDE
JUST NORTH OF SANDPOINT SENT SIGNIFICANT AMOUNTS OF MUD INTO A HOME.
 MEANWHILE HIGHWAY 31 NEAR METALINE WAS CLOSED FOR SEVERAL DAYS FROM
A LARGE MUDSLIDE. WATER WENT OVER SEVERAL ROADS CAUSING SIGNIFICANT
DAMAGE. HIGHWAY 395 NEAR COLVILLE CLOSED ON MARCH 19TH THROUGH THE
REST OF THE MONTH DUE TO FLOODING FROM THE COLVILLE RIVER.  THE
SPOKANE RIVER REACHED ITS 4TH HIGHEST FLOW WITH THE RIVER STAGE
PEAKING AT 28.7 FEET...WHICH IS 1.7 FEET ABOVE FLOOD STAGE.
SIGNIFICANT FLOODING OCCURRED ON LAKE COEUR D`ALENE AS WELL. THE
COMMUNITY OF SPRAGUE ALSO EXPERIENCED SIGNIFICANT FLOODING OF PARKS
AND STRUCTURES WITH 40 NATIONAL GUARD TROOPS ASSISTING WITH THE
FLOODING.  FLOODING WAS ALSO REPORTED ON DAVIS...WILLIAMS...AND NEUMAN
LAKES.

SPOKANE SET ONE NEW RECORD DURING MARCH...WITH 4.2 INCHES OF SNOW ON
THE 7TH BREAKING THE RECORD FOR THE DATE.




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