National Weather Service Weather Forecast Office

• Home
• Site Map
• News
• Organization
• Search for: NWS All NOAA 

000
CXUS53 KOAX 011415
CLMOMA

CLIMATE REPORT
NATIONAL WEATHER SERVICE OMAHA NEBRASKA
851 AM CDT MON OCT 1 2012

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

...THE OMAHA EPPLEY, NEBRASKA CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2012...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2012

WEATHER         OBSERVED          NORMAL  DEPART
                 VALUE   DATE(S)  VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
HIGHEST            97   09/04
LOWEST             33   09/23
AVG. MAXIMUM     80.3              77.6     2.7
AVG. MINIMUM     50.4              53.9    -3.5
MEAN             65.4              65.7    -0.3
DAYS MAX >= 90      5
DAYS MAX <= 32      0
DAYS MIN <= 32      0
DAYS MIN <= 0       0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        13.75   1965
 MINIMUM         0.24   1898
TOTALS           1.59              2.68   -1.09
DAILY AVG.       0.05
DAYS >= .01         4
DAYS >= .10         2
DAYS >= .50         1
DAYS >= 1.00        1
GREATEST
 24 HR. TOTAL    1.39   09/12 TO 09/13

SNOWFALL (INCHES)
RECORDS
 TOTAL            0.3   1985
TOTALS            0.0               0.0
SINCE 7/1         0.0
DAYS >= 1.0         0
GREATEST
 SNOW DEPTH         0   MM
 24 HR TOTAL      0.0   09/30 TO 09/30

DEGREE DAYS
HEATING TOTAL      86                95      -9
 SINCE 7/1         92               103     -11
COOLING TOTAL     105               117     -12
 SINCE 1/1       1647              1097     550
.................................................

WIND (MPH)
AVERAGE WIND SPEED              7.3
HIGHEST WIND SPEED/DIRECTION    30/020    DATE  09/12
HIGHEST GUST SPEED/DIRECTION    39/020    DATE  09/12

SKY COVER
AVERAGE SKY COVER           0.40


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

-  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

&&

SEPTEMBER WAS DRIER THAN NORMAL IN OMAHA...WITH NEAR NORMAL
TEMPERATURES.

AS A SURE SIGN OF CONTINUED DROUGHT ACROSS THE AREA...MAXIMUM
TEMPERATURES IN OMAHA WERE ABOVE NORMAL IN SEPTEMBER...WHILE MINIMUM
TEMPERATURES WERE WELL BELOW NORMAL.  THE AVERAGE TEMPERATURE OF
65.4 DEGREES ENDED UP BEING 0.3 DEGREES BELOW NORMAL.

SEPTEMBER BEGAN WITH CONTINUED HOT WEATHER...AS 4 OF THE
FIRST 6 DAYS WERE IN THE 90S.  THE WARMEST TEMPERATURE OF THE
MONTH...97 DEGREES...OCCURRED ON THE 4TH.  SHOWERS BROUGHT
MEASURABLE RAIN ON THE 3RD...AND A PATTERN SHIFT ON THE 7TH BROUGHT
COOLER WEATHER.  TEMPERATURES FROM THE 7TH THROUGH THE 24TH WERE
LARGELY BELOW NORMAL...WITH JUST A FEW ABOVE NORMAL DAYS IN THE
MIDST...INCLUDING YET ANOTHER TEMPERATURE ABOVE 90 ON THE 11TH.

SUBSTANTIAL RAIN FELL ON THE 12TH TO 13TH...WITH 1.39 INCHES
MEASURED AT EPPLEY AIRFIELD AS STEADY RAIN AND OCCASIONAL THUNDER
LINGERED OVER THE AREA.  THAT TOTAL...HOWEVER...ACCOUNTED FOR ALMOST
ALL OF THE MONTHLY RAINFALL.  THE ONLY OTHER MEASURABLE RAIN OF THE
MONTH FELL ON THE 17TH...WITH 0.19 INCHES.

THE COOLEST WEATHER OF THE MONTH HIT ON THE 23RD...WITH A LOW OF 33
DEGREES AS THE COOLEST OF THE MONTH.  FROM THE 25TH THROUGH THE
30TH...WARMER TEMPERATURES SETTLED INTO THE AREA...ALONG WITH
CONTINUED DRY WEATHER.  THE 1.59 INCHES RECORDED IN SEPTEMBER WAS
THE 35TH DRIEST ON RECORD...AS EXTREME DROUGHT CONTINUES ACROSS THE
OMAHA METRO AREA.

DAILY RECORDS SET IN SEPTEMBER 2012:
DATE       RECORD         READING  PREVIOUS RECORD
NONE IN SEPTEMBER

$$

MAYES/KLEMM