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

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CXUS53 KOAX 021635
CLMOMA

CLIMATE REPORT
NATIONAL WEATHER SERVICE OMAHA NEBRASKA
1135 AM CDT FRI JUN 3 2017

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

...THE OMAHA EPPLEY, NEBRASKA CLIMATE SUMMARY FOR THE MONTH OF MAY
2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART
                 VALUE   DATE(S)  VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
HIGHEST            93   05/15
                        05/08
LOWEST             37   05/01
AVG. MAXIMUM     75.2              73.8     1.4
AVG. MINIMUM     50.9              50.9     0.0
MEAN             63.1              62.3     0.8
DAYS MAX >= 90      3
DAYS MAX <= 32      0
DAYS MIN <= 32      0
DAYS MIN <= 0       0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        11.29   1883
 MINIMUM         0.55   1989
TOTALS           4.60              4.76   -0.16
DAILY AVG.       0.15
DAYS >= .01        10
DAYS >= .10         8
DAYS >= .50         5
DAYS >= 1.00        1
GREATEST
 24 HR. TOTAL    1.44   05/16 TO 05/17

SNOWFALL (INCHES)
RECORDS
 TOTAL            3.1   2013
TOTALS              T               0.0
SINCE 7/1        11.4
SNOWDEPTH AVG.      0
DAYS >= 1.0         0
GREATEST
 SNOW DEPTH         0
 24 HR TOTAL        T   05/16 TO 05/16

DEGREE DAYS
HEATING TOTAL     130               148     -18
 SINCE 7/1       4938              6150   -1212
COOLING TOTAL      77                66      11
 SINCE 1/1         85                82       3
.................................................

WIND (MPH)
AVERAGE WIND SPEED              10.0
HIGHEST WIND SPEED/DIRECTION    51/270    DATE  05/16
HIGHEST GUST SPEED/DIRECTION    63/270    DATE  05/16

SKY COVER
AVERAGE SKY COVER           0.50


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              8     MIXED PRECIP               0
HEAVY RAIN                2     RAIN                       7
LIGHT RAIN               17     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       1
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       6     FOG W/VIS <= 1/4 MILE      0
HAZE                      2

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

&&

...MAY WAS SLIGHTLY WARMER THAN NORMAL IN OMAHA...WITH NEAR-NORMAL
PRECIPITATION...

THOUGH IT WAS A MONTH WITH WIDE TEMPERATURE AND PRECIPITATION SWINGS
ABOVE AND BELOW NORMAL, THE AVERAGE ENDED UP JUST 0.5 DEGREES ABOVE
NORMAL. PRECIPITATION WAS VERY CLOSE TO NORMAL AT 4.60 INCHES.

MAY BEGAN ON THE COOL SIDE FOR THE FIRST FOUR DAYS...WITH THE
COLDEST HIGH (55) AND LOW (37) TEMPERATURES OF THE MONTH ON THE 1ST.
LIGHT RAIN FELL ON THE 1ST AND 3RD. THE SLOW MODERATING TREND TIPPED
TEMPERATURES ABOVE NORMAL BEGINNING ON THE 5TH AND LASTING THROUGH
THE 17TH. THE WARMEST HIGH (93) AND LOW (66) TEMPERATURES OCCURRED
ON THE 8TH, WITH THE HIGH OF 93 REACHED AGAIN ON THE 15TH. THE
PERIOD WAS LARGELY DRY, WITH OVER HALF AN INCH OF RAIN WITH
THUNDERSTORMS ON THE 10TH. AS THE PATTERN BROKE, SEVERE
THUNDERSTORMS IN THE OMAHA METRO AREA ON THE 16TH BROUGHT 1.35
INCHES OF RAIN, SMALL HAIL, WINDS GUSTING TO 63 MPH, AND THE
BEGINNING OF A WET PERIOD.

WET CONDITIONS PERSISTED FROM THE 16TH THROUGH THE 23RD, WITH AT
LEAST A TRACE OF RAIN ON EACH DAY. RAIN FROM THE 16TH THROUGH THE
20TH TOTALED 3.47 INCHES, WITH THUNDER ON ALL BUT ONE OF THOSE DAYS.
TEMPERATURES FELL TO BELOW-NORMAL READINGS ON THE 18TH THROUGH THE
25TH IN THIS WETTER PATTERN. TEMPERATURES BALANCED CLOSER TO NORMAL
FROM THE 26TH TO 30TH, FALLING BELOW NORMAL FOR THE END OF THE MONTH.

FOR THE SPRING MONTHS OF MARCH THROUGH MAY IN OMAHA, THE AVERAGE
TEMPERATURE OF 53.6 DEGREES WAS 2.4 DEGREES ABOVE NORMAL AND THE
21ST WARMEST ON RECORD. THE TOTAL PRECIPITATION OF 9.41 INCHES WAS
0.30 INCHES BELOW NORMAL AND RANKED IN THE MIDDLE OF THE PACK. JUST
0.3 INCHES OF SNOW FELL DURING THE SPRING MONTHS, WHICH IS THE 11TH
LOWEST TOTAL SINCE SNOW RECORDS BEGAN IN 1885.


DAILY RECORDS SET IN MAY 2017:
DATE          RECORD           READING  PREVIOUS RECORD
NO RECORDS SET

$$

MAYES/KLISH


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