Climatological Report (Monthly)
Issued by NWS Omaha/Valley, NE

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CXUS53 KOAX 011844
CLMOFK

CLIMATE REPORT
NATIONAL WEATHER SERVICE OMAHA NEBRASKA
1156 AM CST THU FEB 1 2018

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

...THE NORFOLK CLIMATE SUMMARY FOR THE MONTH OF JANUARY 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1888 TO 2018

WEATHER         OBSERVED          NORMAL  DEPART
                 VALUE   DATE(S)  VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
HIGHEST            55   01/19
LOWEST            -26   01/01
AVG. MAXIMUM     31.5              33.0    -1.5
AVG. MINIMUM     10.1              12.1    -2.0
MEAN             20.8              22.6    -1.8
DAYS MAX >= 90      0
DAYS MAX <= 32     15
DAYS MIN <= 32     30
DAYS MIN <= 0       7

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         2.33   1949
 MINIMUM         0.05   1928
TOTALS           1.07              0.59    0.48
DAILY AVG.       0.03
DAYS >= .01         4
DAYS >= .10         1
DAYS >= .50         1
DAYS >= 1.00        0
GREATEST
 24 HR. TOTAL    0.92   01/21 TO 01/22

SNOWFALL (INCHES)
RECORDS
 TOTAL           21.2   1932
TOTALS           16.5               6.4
SINCE 7/1        21.4
DAYS >= 1.0         2
GREATEST
 SNOW DEPTH        14   01/24
                        01/23
 24 HR TOTAL     14.6R  01/22 TO 01/22

DEGREE DAYS
HEATING TOTAL    1361              1316      45
 SINCE 7/1       3914              4022    -108
COOLING TOTAL       0                 0       0
 SINCE 1/1          0                 0       0
.................................................

WIND (MPH)
AVERAGE WIND SPEED              11.4
HIGHEST WIND SPEED/DIRECTION    39/340    DATE  01/22
HIGHEST GUST SPEED/DIRECTION    60/020    DATE  01/22

SKY COVER
AVERAGE SKY COVER           0.30


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       1
LIGHT RAIN                2     FREEZING RAIN              0
LT FREEZING RAIN          1     HAIL                       0
HEAVY SNOW                1     SNOW                       1
LIGHT SNOW                7     SLEET                      0
FOG                      11     FOG W/VIS <= 1/4 MILE      2
HAZE                      6

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.
>= INDICATES GREATER THAN OR EQUAL TO.
<= INDICATES LESS THAN OR EQUAL TO.


&&

...JANUARY WAS WETTER AND COLDER THAN NORMAL IN NORFOLK...

JANUARY STARTED OFF WITH RECORD COLD AND THE FIRST HALF OF THE MONTH
AVERAGED WELL BELOW NORMAL IN TEMPERATURE AS ADDITIONAL INTRISIONS
OF ARCTIC AIR SWEPT IN TO NORTHEAST NEBRASKA. THE SECOND HALF OF THE
MONTH WAS NOT AS COLD AND MANAGED TO MAINTAIN ABOVE NORMAL
TEMPERATURES MOST OF THE TIME. THE AVERAGE MONTHLY TEMPERATURE OF
20.8 DEGREES WAS 1.8 DEGREES BELOW NORMAL. PRECIPITATION WAS ON THE
HIGH SIDE FOR THE MONTH WITH THE 1.07 INCHES RECEIVED BEING ALMOST
0.5 INCH ABOVE NORMAL.
SNOWFALL WAS ALSO ON THE HIGH END WITH 16.5 INCHES REPORTED. MOST OF
THAT FELL ON THE 22ND WHEN 14.6 INCHES WAS RECORDED AS AN INTENSE
WINTER STORM MOVED ACROSS THE REGION PRODUCING BLIZZARD CONDITIONS
IN THE AREA.

THE BITTER COLD THAT ENDED DECEMBER 2017 SPILLED OVER INTO THE FIRST
WEEK OF JANUARY. THE FIRST DAY OF THE NEW YEAR AVERAGED 12 DEGREES
BELOW ZERO OR 34 DEGREES BELOW NORMAL WITH A HIGH OF 1 DEGREE AND A
RECORD LOW OF 26 DEGREES BELOW ZERO. A RECORD LOW ALSO OCCURRED ON
THE 2ND WHEN THE TEMPERATURE HIT 17 DEGREES BELOW ZERO. THE FIRST
SEVEN DAYS OF THE MONTH AVERAGED 12.9 DEGREES BELOW NORMAL.
ALTERNATING PERIODS OF ABOVE NORMAL AND BELOW NORMAL TEMPERATURES
THEN PREVAILED THROUGH THE 18TH FOLLOWED BY AN EXTENDED PERIOD OF
ABOVE NORMAL VALUES FOR MOST OF THE REMAINDER OF THE MONTH.

THE INTENSE WINTER STORM THAT MOVED ACROSS THE REGION ON THE 22ND
WITH BLIZZARD CONDITIONS PRODUCED THE HIGHEST WINDS OF THE MONTH
WITH GUSTS REACHING 60 MPH.

COLD AIR WAS RATHER LIMITED AFTER THE WINTER STORM AND WITHIN A FEW
DAYS TEMPERATURES HAD CLIMBED WELL ABOVE NORMAL. A REPORTED SNOW
DEPH OF 14 INCHES ON THE 24TH HAD MELTED 3 INCHES BY THE 31ST. THE
WARMEST DAY OF THE MONTH WAS ON THE 19TH WHEN THE HIGH TEMPERATURE
REACHED 55 DEGREES.


DAILY RECORDS SET IN JANUARY 2018:
DATE          RECORD           READING  PREVIOUS RECORD
JANUARY 1  COLD MIN TEMP        -26      -25  (1924)
JANUARY 2  COLD MIN TEMP        -17      -16  (2010)
JANUARY 22 DAILY SNOWFALL       14.6     12.8 (1982)


$$


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