Climatological Report (Monthly)
Issued by NWS Hastings, NE

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000
CXUS53 KGID 101827 CCB
CLMGRI

CLIMATE REPORT...CORRECTED
NATIONAL WEATHER SERVICE HASTINGS NE
127 PM CDT WED JUN 10 2015

UPDATED TO INCLUDE MONTHLY/SPRING SEASONAL RECAPS AT BOTTOM

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

...THE GRAND ISLAND NE CLIMATE SUMMARY FOR THE MONTH OF MAY 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1895 TO 2015

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             104   05/29/1934
 LOW               23   05/02/1967
HIGHEST            90   05/03        90       0       92  05/28
LOWEST             35   05/12        35       0       32  05/17
                                                          05/15
AVG. MAXIMUM     69.4              72.7    -3.3     76.3
AVG. MINIMUM     48.8              49.6    -0.8     49.6
MEAN             59.1              61.2    -2.1     62.9
DAYS MAX >= 90      1               1.1    -0.1        3
DAYS MAX <= 32      0               0.0     0.0        0
DAYS MIN <= 32      0               0.3    -0.3        2
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        11.27   1903
 MINIMUM         0.34   1934
TOTALS           3.69              4.41   -0.72     0.74
DAILY AVG.       0.12              0.14   -0.02     0.02
DAYS >= .01        18              11.6     6.4        7
DAYS >= .10         8               7.2     0.8        2
DAYS >= .50         2               2.9    -0.9        0
DAYS >= 1.00        0               1.1    -1.1        0
GREATEST
 24 HR. TOTAL    0.86   05/04 TO 05/04

SNOWFALL (INCHES)
RECORDS
 TOTAL            4.5   1947
TOTALS            0.0               0.0     0.0      0.0
SINCE 7/1        24.3              29.0    -4.7     16.4
SNOWDEPTH AVG.      0                MM      MM        0
DAYS >= 1.0         0               0.0     0.0        0
GREATEST
 SNOW DEPTH         0   MM                             0  MM

DEGREE_DAYS
HEATING TOTAL     198               173      25      171
 SINCE 7/1       5961              6175    -214     6256
COOLING TOTAL      23                54     -31      115
 SINCE 1/1         27                65     -38      119
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              11.3
HIGHEST WIND SPEED/DIRECTION    33/230    DATE  05/28
HIGHEST GUST SPEED/DIRECTION    40/230    DATE  05/28

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

AVERAGE RH (PERCENT)     71

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             10     MIXED PRECIP               0
HEAVY RAIN                4     RAIN                       7
LIGHT RAIN               20     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      13     FOG W/VIS <= 1/4 MILE      3
HAZE                      1

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

&&

...MAY 2015 SUMMARY FOR CENTRAL NEBRASKA REGIONAL AIRPORT...

...TEMPERATURES

NO DAILY TEMPERATURE RECORDS WERE SET DURING MAY 2015

AVERAGE HIGH TEMPERATURE:     69.4 DEGREES (3.3 BELOW NORMAL)
AVERAGE LOW TEMPERATURE:      48.8 DEGREES (0.8 BELOW NORMAL)
AVERAGE MEAN TEMPERATURE:     59.1 DEGREES (2.1 BELOW NORMAL)

WARMEST HIGH TEMPERATURE:      90 DEGREES ON THE 3RD
COOLEST HIGH TEMPERATURE:      46 DEGREES ON THE 19TH

COLDEST LOW TEMPERATURE:       35 DEGREES ON THE 12TH
WARMEST LOW TEMPERATURE:       60 DEGREES ON THE 28TH

WARMEST 2-DAY STRETCH BASED
ON AVERAGE HIGH TEMPERATURE:   88.0 DEGREES FROM THE 2ND-3RD

COLDEST 2-DAY STRETCH BASED
ON AVERAGE HIGH TEMPERATURE:   48.5 DEGREES FROM THE 19TH-20TH

WARMEST WEEK BASED
ON AVERAGE HIGH TEMPERATURE:   75.9 DEGREES FROM THE 25TH-31ST

WARMEST WEEK BASED
ON AVERAGE MEAN TEMPERATURE:   64.4 DEGREES FROM THE 1ST-7TH

COLDEST WEEK BASED
ON AVERAGE HIGH TEMPERATURE:   59.0 DEGREES FROM THE 18TH-24TH

COLDEST WEEK BASED
ON AVERAGE MEAN TEMPERATURE:   51.6 DEGREES FROM THE 18TH-24TH

COLDEST WEEK BASED
ON AVERAGE LOW TEMPERATURE:    43.3 DEGREES FROM THE 17TH-23RD


...PRECIPITATION/SNOWFALL

NO DAILY PRECIPITATION OR SNOWFALL RECORDS WERE SET DURING MAY 2015

TOTAL MONTHLY PRECIPITATION: 3.69 INCHES (0.72 BELOW NORMAL)
TOTAL MONTHLY SNOWFALL:       0.0 INCHES (MATCHES NORMAL)

NUMBER OF DAYS WITH MEASURABLE PRECIPITATION (0.01 OR MORE): 18

HIGHEST CALENDAR DAY PRECIPITATION:  0.86 INCHES ON THE 4TH


PRECIPITATION TOTALS AND DEPARTURES
FROM NORMAL FOR THE PAST 12 MONTHS:

MONTH          PRECIP.  DEPARTURE

JUN  2014       9.65     +5.35
JUL  2014       2.19     -1.21
AUG  2014       5.87     +2.75
SEP  2014       3.03     +0.80
OCT  2014       1.28     -0.58
NOV  2014       0.29     -0.88
DEC  2014       0.76     +0.13
JAN  2015       0.47     -0.06
FEB  2015       0.70     +0.02
MAR  2015       0.16     -1.64
APR  2015       2.14     -0.39
MAY  2015       3.69     -0.72

12-MONTH TOTAL  30.23    +3.57


...OTHER WEATHER ELEMENTS

HIGHEST WIND GUST: 40 MPH FROM THE SOUTHWEST ON BOTH THE
17TH (AT 717 PM CDT) AND THE 28TH (AT 1056 PM CDT).

HIGH SURFACE SEA LEVEL PRESSURE: (INCHES/MERCURY) 30.42 ON THE 19TH
LOW SURFACE SEA LEVEL PRESSURE (INCHES/MERCURY):  29.57 ON THE 17TH

&&

...MAY 2015 NARRATIVE FOR CENTRAL NEBRASKA REGIONAL AIRPORT...

ALTHOUGH THE MONTH AS A WHOLE AVERAGED SLIGHTLY BELOW NORMAL IN BOTH
THE TEMPERATURE AND PRECIPITATION DEPARTMENT...NEITHER CATEGORY
BREACHED THE TOP-20 COOLEST OR DRIEST BASED ON 120 YEARS OF RECORDS
DATING BACK TO 1896.

LIKELY THE MOST NOTABLE "WEATHER NEWS" OF THE MONTH WAS THE
UNUSUALLY COLD TWO-DAY STRETCH THAT OCCURRED FROM THE 19TH-20TH:

- WITH DAILY HIGH TEMPERATURES OF (46,51) AND LOW TEMPERATURES OF
(39,40)...THE OVERALL AVERAGE TEMPERATURE FOR MAY 19-20 AT CENTRAL
NEBRASKA REGIONAL AIRPORT IN GRAND ISLAND WAS ONLY 44.0 DEGREES.
THIS ACTUALLY RANKED AS THE 4TH-COLDEST STRETCH ON RECORD OF TWO
CONSECUTIVE DAYS THIS LATE INTO THE SPRING. HERE ARE THE TOP-5
COLDEST (BASED ON AVERAGE TEMPERATURE):

1) 36.8 DEGREES...MAY 19-20, 1915 (PART OF A 3-DAY COLD STRETCH)
2) 41.3 DEGREES...MAY 20-21, 1915 (PART OF A 3-DAY COLD STRETCH)
3) 43.0 DEGREES...MAY 28-29, 1947
4) 44.0 DEGREES...MAY 19-20, 2015 (JUST OCCURRED)
5) 44.5 DEGREES...MAY 21-22, 1963

- ON THE MORNING OF THURSDAY MAY 21...THE LOW TEMPERATURE AT CENTRAL
NEBRASKA REGIONAL AIRPORT IN GRAND ISLAND BOTTOMED OUT AT 36
DEGREES. ALTHOUGH THIS STAYED THREE DEGREES ABOVE THE RECORD LOW FOR
THE DATE (33 SET IN 1963 AND 1931)...THIS STILL MARKED THE COLDEST
LOW TEMPERATURE THIS LATE INTO THE SPRING IN 23 YEARS...SINCE A LOW
OF 36 ON MAY 26, 1992.

THE HIGHEST WIND GUSTS OF THE MONTH AT CENTRAL NEBRASKA REGIONAL
AIRPORT WERE ONLY 40 MPH FROM THE SOUTHWEST...OCCURRING DURING THE
EVENING HOURS ON BOTH THE 17TH AND 28TH.

&&

...METEOROLOGICAL-SPRING 2015 SEASONAL RECAP COVERING MARCH-MAY...

- AVERAGE MEAN TEMPERATURE:  51.7 DEGREES (1.3 ABOVE NORMAL)
- SPRING PRECIPITATION:       5.99 INCHES (2.75 BELOW NORMAL)
- SPRING SNOWFALL:             1.4 INCHES (5.5 BELOW NORMAL)

FOR THE METEOROLOGICAL SPRING SEASON OF MARCH...APRIL AND MAY AS A
WHOLE...IT WAS SLIGHTLY WARMER THAN NORMAL AND NOTICEABLY DRIER THAN
NORMAL. PRECIPITATION-WISE...GRAND ISLAND ONLY RECEIVED 69 PERCENT
OF NORMAL SPRING PRECIPITATION...WITH THE MAIN CULPRIT BEING A VERY
DRY MARCH THAT ONLY TALLIED 0.16 INCHES. OUT OF 120 YEARS ON
RECORD...THIS SPRING TIED WITH SPRING 1924 FOR THE 39TH-DRIEST ON
RECORD.

SNOWFALL-WISE...THE ONLY SNOW OF THE SPRING SEASON CONSISTED OF A
FEW MINOR EVENTS ON MARCH 3RD-4TH AND APRIL 9TH...COMBINING FOR A
SPRING TOTAL OF JUST 1.4 INCHES. AS A RESULT...THE TOTAL SEASONAL
SNOWFALL FOR THE 2014-2015 SEASON ENDED UP AS 24.3 INCHES (4.7
INCHES BELOW NORMAL).

$$

PFANNKUCH



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