Climatological Report (Monthly)
Issued by NWS

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CXUS55 KRIW 020922 AAA
CLMGEY

CLIMATE REPORT...UPDATED
NATIONAL WEATHER SERVICE RIVERTON WY
320 AM MDT THU APR 2 2015

...PRELIMINARY MONTHLY CLIMATE SUMMARY FOR THE SOUTH BIG HORN COUNTY
AIRPORT NEAR GREYBULL FOR THE MONTH OF MARCH 2015...

...OFFICIAL CLIMATE DATA FOR THE MONTH OF MARCH 2015 WILL BE
AVAILABLE APPROXIMATELY IN MAY 2015 FROM THE NATIONAL CLIMATIC
DATA CENTER (HTTP://WWW.NCDC.NOAA.GOV/OL/CLIMATEDATA.HTML).
UNOFFICIAL ASOS DAILY SUMMARIES ARE AVAILABLE ON THE INTERNET AT
HTTP://WWW.CRH.NOAA.GOV/RIW/CLIMATE/...

...MARCH WAS MUCH WARMER AND DRIER THAN AVERAGE FOR GREYBULL...

THE AVERAGE TEMPERATURE FOR GREYBULL IN MARCH WAS 42.1 DEGREES...
WHICH WAS 5.2 DEGREES ABOVE NORMAL. THIS WAS THE 3RD WARMEST MARCH
ON RECORD...SINCE 1998. THE WARMEST READING FOR THE MONTH WAS 80
DEGREES ON THE 28TH...AND THE COLDEST READING WAS 2 BELOW ON THE
4TH. THERE FOUR NEW DAILY RECORD HIGHS SET DURING THE MONTH...
INCLUDING 63 DEGREES ON THE 10TH...66 ON THE 12TH...73 DEGREES ON
THE 15TH...AND 80 DEGREES ON THE 28TH.

THE TOTAL PRECIPITATION FOR THE MONTH WAS 0.14 INCHES...WHICH WAS 35
PERCENT OF NORMAL. THE WETTEST 24 HOUR PERIOD WAS ON THE 16TH...WHEN
0.08 OF AN INCH OF PRECIPITATION FELL. THE HIGHEST WIND GUST WAS 56
MPH...WHICH OCCURRED ON THE 28TH.

...THE GREYBULL WY CLIMATE SUMMARY FOR THE MONTH OF MARCH 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2015

WEATHER         OBSERVED          NORMAL  DEPART
                 VALUE   DATE(S)  VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
RECORD
 HIGH              81   03/31/2012
 LOW              -12   03/09/2002
HIGHEST            80   03/28
LOWEST             -2   03/04
AVG. MAXIMUM     57.9              50.7     7.2
AVG. MINIMUM     26.3              23.1     3.2
MEAN             42.1              36.9     5.2
DAYS MAX >= 90      0
DAYS MAX <= 32      3
DAYS MIN <= 32     20
DAYS MIN <= 0       1

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         0.49   2003
 MINIMUM         0.00   2009
TOTALS           0.14              0.40   -0.26
DAILY AVG.       0.00              0.01   -0.01
DAYS >= .01         2
DAYS >= .10         0
DAYS >= .50         0
DAYS >= 1.00        0
GREATEST
 24 HR. TOTAL    0.08   03/16 TO 03/16

DEGREE_DAYS
HEATING TOTAL     703               871    -168
 SINCE 7/1       6347              6842    -495
COOLING TOTAL       0                 0       0
 SINCE 1/1          0                 0       0
.................................................

WIND (MPH)
AVERAGE WIND SPEED              6.5
HIGHEST WIND SPEED/DIRECTION    47/280    DATE  03/28
HIGHEST GUST SPEED/DIRECTION    56/280    DATE  03/28

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.20
NUMBER OF DAYS FAIR           23
NUMBER OF DAYS PC              7
NUMBER OF DAYS CLOUDY          1

AVERAGE RH (PERCENT)     53

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

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

LOOKING AHEAD TO APRIL 2015...THE AVERAGE HIGH TEMPERATURE ON THE
FIRST OF THE MONTH IS 56 DEGREES...AND THE AVERAGE LOW TEMPERATURE
IS 28 DEGREES. THE AVERAGE HIGH BY THE END OF THE MONTH IS 65
DEGREES...AND THE AVERAGE LOW IS 37. THE AVERAGE MONTHLY
PRECIPITATION IS 0.71 INCHES.

$$






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