Climatological Report (Monthly)
Issued by NWS Spokane, WA

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CXUS46 KOTX 010834
CLMLWS

CLIMATE REPORT
NATIONAL WEATHER SERVICE SPOKANE, WA
128 AM PDT TUE APR 1 2014

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

...THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR THE MONTH OF MARCH
2014...

MARCH 2014 BROUGHT TYPICAL WEATHER FOR SOUTHEAST WASHINGTON AND THE
SOUTH IDAHO PANHANDLE EXCEPT FOR A BRIEF SPELL OF COLD ARCTIC AIR ON
THE 1ST AND 2ND. HIGHS ONLY REACHED THE MID 30S IN LEWISTON.
MOISTURE OVER RODE THE ARCTIC AIR ON THE 2ND WITH A MIX OF LIGHT
RAIN...FREEZING RAIN...AND SNOW.  THE 3RD THROUGH THE 6TH BROUGHT A
RAPID WARM UP. HIGHS ON THE 6TH WERE BACK UP INTO THE UPPER 50S TO
MID 60S.  A WETTER PERIOD OCCURRED THROUGH THE 17TH AS A SERIES OF
SYSTEMS BROUGHT RAIN.  THERE WERE A COUPLE NOTEWORTHY WINDY SPELLS.
ON THE 6TH PEAK GUSTS OF AROUND 45 MPH WERE MEASURED IN PULLMAN AND
LEWISTON.  ON THE 14TH A LINE OF THUNDERSTORMS WENT THROUGH THE AREA
BRINGING STRONG GUSTY WINDS WITH A PEAK WIND GUST OF 48 MPH MEASURED
IN LEWISTON.  THE 18TH THROUGH THE 25TH BROUGHT A DRIER PERIOD
ALTHOUGH A FEW WEAK SYSTEMS BROUGHT LIGHT SHOWERS.  A WETTER SYSTEM
BROUGHT WIDESPREAD RAIN ON THE 28TH.

A COUPLE RECORD HIGH MINIMUM TEMPERATURES WERE SET OR TIED DURING
THE MONTH. THE LOW TEMPERATURES ON THE 6TH WAS 44 TIEING A RECORD
FOR THE DATE. ON THE 9TH THE LOW TEMPERATURE WAS 49 DEGREES BREAKING
A 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              80   03/30/1923
 LOW                2   03/05/1955
HIGHEST            64   03/24        MM      MM       73  03/31
LOWEST             24   03/01        MM      MM       22  03/23
AVG. MAXIMUM     55.3              54.9     0.4     57.5
AVG. MINIMUM     35.7              35.6     0.1     36.5
MEAN             45.5              45.3     0.2     47.0
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32      0               0.1    -0.1        0
DAYS MIN <= 32      9               8.0     1.0       10
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         4.07   1931
 MINIMUM         0.25   1969
TOTALS           1.35              1.15    0.20     0.27
DAILY AVG.       0.04              0.04    0.00     0.01
DAYS >= .01        16              11.2     4.8        7
DAYS >= .10         5               3.7     1.3        1
DAYS >= .50         0               0.2    -0.2        0
DAYS >= 1.00        0               0.0     0.0        0
GREATEST
 24 HR. TOTAL    0.45   03/28 TO 03/28           03/20 TO 03/20
                                                          03/31 TO 03/31
                                                          03/31 TO 03/31

SNOWFALL (INCHES)
RECORDS
 TOTAL            9.7   1955
TOTALS            0.6               0.7    -0.1      0.0
SINCE 7/1        16.5              10.5     6.0      2.6
SNOWDEPTH AVG.      0                MM      MM        0
DAYS >= 1.0         0               0.2    -0.2        0
GREATEST
 SNOW DEPTH         0   MM                             0  MM
 24 HR TOTAL      0.4   MM                       03/31 TO 03/31
                                                          03/31 TO 03/31
                                                          03/31 TO 03/31

DEGREE_DAYS
HEATING TOTAL     597               612     -15      551
 SINCE 7/1       4758              4467     291     3990
COOLING TOTAL       0                 0       0        0
 SINCE 1/1          0                 0       0        0
..................................................

WIND (MPH)
AVERAGE WIND SPEED              6.4
HIGHEST WIND SPEED/DIRECTION    39/250    DATE  03/14
HIGHEST GUST SPEED/DIRECTION    48/260    DATE  03/14

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.50
NUMBER OF DAYS FAIR           12
NUMBER OF DAYS PC             11
NUMBER OF DAYS CLOUDY          8

AVERAGE RH (PERCENT)     56

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       3
LIGHT RAIN               17     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                2     SLEET                      0
FOG                       6     FOG W/VIS <= 1/4 MILE      2
HAZE                      5

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

$$



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