576
CXUS55 KRIW 012012
CLMLND
CYSCLMLND 000
TTAA00 KRIW 011931
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
212 PM MDT THU OCT 1 2009
...PRELIMINARY MONTHLY CLIMATE SUMMARY FOR HUNT FIELD IN LANDER FOR
THE MONTH OF SEPTEMBER 2009...
...OFFICIAL CLIMATE DATA FOR THE MONTH OF SEPTEMBER 2009 WILL BE
AVAILABLE APPROXIMATELY IN NOVEMBER 2009 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/...
..LANDER SEES 9TH WARMEST SEPTEMBER ON RECORD
THE AVERAGE TEMPERATURE FOR LANDER WAS 62.6 DEGREES...WHICH WAS 3.9
DEGREES ABOVE NORMAL...AND MAKES SEPTEMBER 2009 THE 9TH WARMEST
SEPTEMBER ON RECORD. THE HIGHEST READING WAS 87 DEGREES WHICH
OCCURRED ON THE 4TH..10TH...AND 26TH...TYING THE RECORD HIGH ON THE
10TH...AND SETTING A NEW RECORD HIGH ON THE 26TH. THE LOWEST
READING WAS 32 DEGREES WHICH OCCURRED ON THE 30TH. NO RECORD LOWS
WERE SET DURING THE MONTH OF SEPTEMBER.
TOTAL PRECIPITATION FOR THE MONTH WAS 0.71 INCHES...WHICH WAS 0.43
INCHES BELOW NORMAL FOR SEPTEMBER...WHICH IS 1.14 INCHES.
..THE LANDER CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2009
CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1891 TO 2009
WEATHER OBSERVED NORMAL DEPART
VALUE DATE(S) VALUE FROM
NORMAL
............................................
TEMPERATURE (F)
RECORD
HIGH 94 09/04/1995
09/12/1990
09/01/1983
LOW 7 09/22/1895
HIGHEST 87 09/26 MM MM
09/10
09/04
LOWEST 32 09/30 MM MM
AVG. MAXIMUM 78.4 73.0 5.4
AVG. MINIMUM 46.7 44.4 2.3
MEAN 62.6 58.7 3.9
DAYS MAX >= 90 0
DAYS MAX <= 32 0
DAYS MIN <= 32 1
DAYS MIN <= 0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 5.64 1923
MINIMUM T 1932
1914
TOTALS 0.71 1.14 -0.43
DAILY AVG. 0.02 0.04 -0.02
DAYS >= .01 4
DAYS >= .10 4
DAYS >= .50 0
DAYS >= 1.00 0
SNOWFALL (INCHES)
TOTALS 0.5 3.0 -2.5
SINCE 7/1 0.5 3.0 -2.5
SNOWDEPTH AVG. 0
DAYS >= 1.0 0
DEGREE_DAYS
HEATING TOTAL 123 220 -97
SINCE 7/1 187 260 -73
COOLING TOTAL 59 29 30
SINCE 1/1 344 445 -101
.............................................
WIND (MPH)
AVERAGE WIND SPEED 6.2
HIGHEST WIND SPEED/DIRECTION 46/190 DATE 09/30
HIGHEST GUST SPEED/DIRECTION 124/210 DATE 09/09
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
NUMBER OF DAYS FAIR 26
NUMBER OF DAYS PC 4
NUMBER OF DAYS CLOUDY 0
AVERAGE RH (PERCENT) 39
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 5 MIXED PRECIP 0
HEAVY RAIN 0 RAIN 1
LIGHT RAIN 5 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 1
LIGHT SNOW 1 SLEET 0
FOG 4 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.
LOOKING AHEAD TO OCTOBER 2009. THE AVERAGE HIGH TEMPERATURE ON THE
FIRST OF THE MONTH IS 67 DEGREES...AND THE AVERAGE LOW TEMPERATURE
IS 39 DEGREES. THE AVERAGE HIGH BY THE END OF THE MONTH IS 51
DEGREES...AND THE AVERAGE LOW IS 27 DEGREES. THE AVERAGE MONTHLY
PRECIPITATION IS 1.37
INCHES.
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