Climatological Report (Daily)
Issued by NWS Spokane, WA

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000
CDUS46 KOTX 182347
CLILWS


CLIMATE REPORT
NATIONAL WEATHER SERVICE SPOKANE, WA
447 PM PDT WED OCT 18 2017


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

...THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR OCTOBER 18 2017...
VALID AS OF 0400 PM LOCAL TIME.

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


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         59    259 PM  78    1944  61     -2       56
                                      1927
  MINIMUM         48    551 AM  23    1946  40      8       44
  AVERAGE         54                        51      3       50

PRECIPITATION (IN)
  TODAY            T             0.49 1956   0.04  -0.04     0.10
  MONTH TO DATE    0.43                      0.51  -0.08     1.26
  SINCE OCT 1      0.43                      0.51  -0.08     1.26
  SINCE JAN 1     11.39                      9.71   1.68    11.45

SNOWFALL (IN)
  TODAY           MM             0.0  1995   0.0   MM        0.0
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE SEP 1      0.0                       0.0    0.0      0.0
  SINCE JUL 1      0.0                       0.0    0.0      0.0
  SNOW DEPTH      MM

DEGREE DAYS
 HEATING
  TODAY           11                        14     -3       15
  MONTH TO DATE  222                       193     29      190
  SINCE SEP 1    317                       292     25      251
  SINCE JUL 1    317                       307     10      262

 COOLING
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         1     -1        0
  SINCE SEP 1    141                        88     53       47
  SINCE JAN 1   1160                       805    355      863
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    10   HIGHEST WIND DIRECTION    NE (50)
  HIGHEST GUST SPEED    13   HIGHEST GUST DIRECTION    NE (50)
  AVERAGE WIND SPEED     3.9


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.5


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    71
 LOWEST     61
 AVERAGE    66

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


THE LEWISTON ID AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   61        80      1944
                                             1921
 MINIMUM TEMPERATURE (F)   40        21      1949


SUNRISE AND SUNSET
OCTOBER 18 2017.......SUNRISE   710 AM PDT   SUNSET   556 PM PDT
OCTOBER 19 2017.......SUNRISE   711 AM PDT   SUNSET   554 PM PDT


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




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