Issued by NWS
000
CXUS55 KRIW 022318
CLMLND
CYSCLMLND 000
TTAA00 KRIW 021836
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
418 PM MST MON NOV 2 2009
...PRELIMINARY MONTHLY CLIMATE SUMMARY FOR HUNT FIELD IN LANDER FOR
THE MONTH OF OCTOBER 2009...
...OFFICIAL CLIMATE DATA FOR THE MONTH OF OCTOBER 2009 WILL BE
AVAILABLE APPROXIMATELY IN DECEMBER 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 3RD COLDEST AND 7TH SNOWIEST OCTOBER ON RECORD...
THE AVERAGE TEMPERATURE FOR LANDER WAS 37.2 DEGREES...WHICH WAS 9.2
DEGREES BELOW NORMAL...AND MAKES OCTOBER 2009 THE 3RD COLDEST OCTOBER ON
RECORD. THE HIGHEST READING WAS 74 DEGREES WHICH OCCURRED ON THE
18TH. THE LOWEST READING WAS 10 DEGREES WHICH OCCURRED ON THE
10TH. RECORD LOWS WERE SET ON THE 5TH (20 DEGREES)...THE 6TH (14
DEGREES)...THE 9TH (15 DEGREES)...THE 10TH (10 DEGREES)...AND THE
11TH (12 DEGREES).
TOTAL PRECIPITATION FOR THE MONTH WAS 2.41 INCHES...WHICH WAS 1.04
INCHES ABOVE NORMAL FOR OCTOBER...WHICH IS 1.37 INCHES. LANDER
RECEIVED 27.9 INCHES OF SNOWFALL IN OCTOBER...WHICH MAKES OCTOBER
2009 THE 7TH SNOWIEST OCTOBER ON RECORD.
...THE LANDER CLIMATE SUMMARY FOR THE MONTH OF OCTOBER 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 85 10/04/1963
10/01/1963
LOW -14 10/29/1917
HIGHEST 74 10/18 MM MM
LOWEST 10 10/10 MM MM
AVG. MAXIMUM 47.6 59.5 -11.9
AVG. MINIMUM 26.8 33.2 -6.4
MEAN 37.2 46.4 -9.2
DAYS MAX >= 90 0
DAYS MAX <= 32 5
DAYS MIN <= 32 22
DAYS MIN <= 0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 4.90 1994
MINIMUM 0.00 1988
TOTALS 2.41 1.37 1.04
DAILY AVG. 0.08 0.04 0.04
DAYS >= .01 12
DAYS >= .10 5
DAYS >= .50 1
DAYS >= 1.00 1
SNOWFALL (INCHES)
TOTALS 27.9 8.7 19.2
SINCE 7/1 28.4 11.7 16.7
SNOWDEPTH AVG. 2
DAYS >= 1.0 5
DEGREE_DAYS
HEATING TOTAL 855 580 275
SINCE 7/1 1042 840 202
COOLING TOTAL 0 0 0
SINCE 1/1 344 445 -101
.................................................
WIND (MPH)
AVERAGE WIND SPEED 5.0
HIGHEST WIND SPEED/DIRECTION 31/280 DATE 10/24
HIGHEST GUST SPEED/DIRECTION 46/320 DATE 10/31
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
NUMBER OF DAYS FAIR 15
NUMBER OF DAYS PC 9
NUMBER OF DAYS CLOUDY 7
AVERAGE RH (PERCENT) 63
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 2 MIXED PRECIP 0
HEAVY RAIN 0 RAIN 0
LIGHT RAIN 3 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 1 SNOW 6
LIGHT SNOW 13 SLEET 0
FOG 13 FOG W/VIS <= 1/4 MILE 4
HAZE 8
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
LOOKING AHEAD TO NOVEMBER 2009. THE AVERAGE HIGH TEMPERATURE ON THE
FIRST OF THE MONTH IS 50 DEGREES...AND THE AVERAGE LOW TEMPERATURE
IS 26 DEGREES. THE AVERAGE HIGH BY THE END OF THE MONTH IS 36
DEGREES...AND THE AVERAGE LOW IS 14 DEGREES. THE AVERAGE MONTHLY
PRECIPITATION IS 0.99 INCHES.
$$