Station Name: ELKO/MUNICIPAL ARPT NV WMO Station Number: National I.D. Number: 00262573 Country: UNITED STATES OF AMERICA WMO Region: REGION IV - NORTH & CENTRAL AMERICA Latitude: 40d 50m N Longitude: 115d 47m W Elevation: 1548 m In the following tables, byr = beginning year of normals or extremes data period eyr = ending year of normals or extremes data period NA = Not Applicable, data not submitted or not computed * = value > 0 but < units resolution Ann-NCDC = annual value computed by NCDC from monthly values provided by Members ========================================================== The normals data and climate variable descriptions are presented in these tables as provided by the WMO Member country. ========================================================== Element 01: Dry Bulb Temperature (deg C) MEAN (Statistic 01): Mean Value #_YEARS (Statistic 98): Number of Years used to Calculate Normal -------------------------- byr: 1961 1961 eyr: 1990 1990 Statistic: MEAN #_YEARS Month -------------------------- Jan -3.8 30 Feb -.3 30 Mar 3.1 30 Apr 6.8 30 May 11.7 30 Jun 16.9 30 Jul 21.5 30 Aug 20.4 30 Sep 14.8 30 Oct 8.7 30 Nov 2.1 30 Dec -3.5 30 Annual 8.2 30 Ann-NCDC 8.2 NA -------------------------- Element 02: Maximum Dry Bulb Temperature (deg C) MEAN (Statistic 01): Mean Value MAX_VAL (Statistic 04): Maximum Value DATEMAX (Statistic 12): Date (Year/Day) of Occurrence of Maximum Daily Value #_YEARS (Statistic 98): Number of Years used to Calculate Normal ------------------------------------------ byr: 1961 1961 1961 1961 eyr: 1990 1990 1990 1990 Statistic: MEAN MAX_VAL DATEMAX #_YEARS Month ------------------------------------------ Jan 2.6 17.8 199009 30 Feb 6.1 21.1 198628 30 Mar 10.1 25.0 196631 30 Apr 15.1 30.0 198130 30 May 20.8 33.3 197731 30 Jun 26.8 40.0 198124 30 Jul 32.8 41.7 198104 30 Aug 31.4 41.7 197804 30 Sep 25.7 36.7 197907 30 Oct 18.8 31.1 198004 30 Nov 9.5 25.6 198007 30 Dec 3.0 17.2 198106 30 Annual 16.9 NA NA 30 Ann-NCDC 16.9 NA NA NA ------------------------------------------ Element 03: Minimum Dry Bulb Temperature (deg C) MEAN (Statistic 01): Mean Value MIN_VAL (Statistic 05): Minimum Value DATEMIN (Statistic 14): Date (Year/Day) of Occurrence of Minimum Daily Value #_YEARS (Statistic 98): Number of Years used to Calculate Normal ------------------------------------------ byr: 1961 1961 1961 1961 eyr: 1990 1990 1990 1990 Statistic: MEAN MIN_VAL DATEMIN #_YEARS Month ------------------------------------------ Jan -10.3 -32.2 196312 30 Feb -6.7 -33.9 198906 30 Mar -3.9 -20.0 197102 30 Apr -1.4 -15.6 197001 30 May 2.7 -12.2 196506 30 Jun 7.0 -5.0 197614 30 Jul 10.2 .0 198605 30 Aug 9.2 -2.8 196430 30 Sep 3.8 -11.1 196518 30 Oct -1.3 -13.9 198930 30 Nov -5.3 -22.8 196418 30 Dec -10.0 -36.1 199022 30 Annual -.5 NA NA 30 Ann-NCDC -0.5 NA NA NA ------------------------------------------ Element 04: Wet Bulb Temperature (deg C) SD3HRLY (Statistic 60): Standard Deviation of 3-Hourly Values MN3HRLY (Statistic 94): Mean of 3-Hourly Observations #_YEARS (Statistic 98): Number of Years used to Calculate Normal ---------------------------------- byr: 1961 1961 1961 eyr: 1990 1990 1990 Statistic: SD3HRLY MN3HRLY #_YEARS Month ---------------------------------- Jan 6.5 -5.6 30 Feb 5.6 -2.6 29 Mar 4.4 -.2 29 Apr 4.2 2.3 29 May 4.2 5.9 29 Jun 3.8 9.6 29 Jul 3.8 11.8 29 Aug 4.2 10.9 29 Sep 4.8 7.1 28 Oct 5.0 2.9 29 Nov 5.1 -.9 29 Dec 6.3 -5.3 29 Annual 7.6 3.0 27 Ann-NCDC NA 3.0 NA ---------------------------------- Element 05: Dew Point Temperature (deg C) SD3HRLY (Statistic 60): Standard Deviation of 3-Hourly Values MN3HRLY (Statistic 94): Mean of 3-Hourly Observations #_YEARS (Statistic 98): Number of Years used to Calculate Normal ---------------------------------- byr: 1961 1961 1961 eyr: 1990 1990 1990 Statistic: SD3HRLY MN3HRLY #_YEARS Month ---------------------------------- Jan 6.8 -8.8 30 Feb 5.6 -6.1 29 Mar 4.6 -4.8 29 Apr 4.7 -3.8 29 May 4.7 -.7 29 Jun 4.8 2.4 29 Jul 5.4 2.8 29 Aug 6.1 2.1 29 Sep 5.8 -1.0 28 Oct 5.1 -3.7 29 Nov 4.9 -5.1 29 Dec 6.6 -8.7 29 Annual 6.7 -2.9 27 Ann-NCDC NA -2.9 NA ---------------------------------- Element 06: Precipitation (mm) MEANMLY (Statistic 15): Mean Monthly Value MIN_MLY (Statistic 20): Minimum Monthly Value QUIN20% (Statistic 22): First Quintile QUIN40% (Statistic 23): Second Quintile QUIN60% (Statistic 24): Third Quintile QUIN80% (Statistic 25): Fourth Quintile MAX_MLY (Statistic 26): Maximum Monthly Value #_YEARS (Statistic 98): Number of Years used to Calculate Normal -------------------------------------------------------------------------- byr: 1961 1961 1961 1961 1961 1961 1961 1961 eyr: 1990 1990 1990 1990 1990 1990 1990 1990 Statistic: MEANMLY MIN_MLY QUIN20% QUIN40% QUIN60% QUIN80% MAX_MLY #_YEARS Month -------------------------------------------------------------------------- Jan 24.9 1.0 9.1 16.3 24.6 37.8 79.0 30 Feb 20.3 1.5 7.1 13.0 20.3 31.5 48.0 30 Mar 24.4 1.0 9.1 16.0 24.1 36.8 60.7 30 Apr 20.8 3.6 8.4 14.2 21.1 31.2 55.1 30 May 25.4 0.0 8.6 16.3 25.4 39.6 103.9 30 Jun 23.1 0.0 8.6 15.5 23.4 35.6 66.3 30 Jul 8.4 0.0 1.8 4.6 7.9 13.5 26.4 30 Aug 16.5 0.0 1.5 5.6 13.0 27.4 117.1 30 Sep 15.7 0.0 2.5 7.1 14.0 25.7 81.8 30 Oct 16.5 0.0 3.0 8.1 15.0 26.9 48.8 30 Nov 28.2 3.3 12.7 20.3 28.7 41.4 70.1 30 Dec 27.9 0.0 7.9 16.5 27.2 44.2 106.9 30 Annual 252.1 NA NA NA NA NA NA 30 Ann-NCDC 252.1 NA NA NA NA NA NA NA -------------------------------------------------------------------------- Element 08: Maximum 24-Hour Precipitation (mm) MAX_DLY (Statistic 11): Maximum Daily Value DATEMAX (Statistic 12): Date (Year/Day) of Occurrence of Maximum Daily Value #_YEARS (Statistic 98): Number of Years used to Calculate Normal ---------------------------------- byr: 1961 1961 1961 eyr: 1990 1990 1990 Statistic: MAX_DLY DATEMAX #_YEARS Month ---------------------------------- Jan 29.5 198013 30 Feb 15.5 198617 30 Mar 16.8 197525 30 Apr 15.7 197505 30 May 43.9 197121 30 Jun 25.7 196805 30 Jul 16.5 196716 30 Aug 104.9 197027 30 Sep 57.1 197805 30 Oct 25.1 196312 30 Nov 18.0 198218 30 Dec 18.3 196423 30 Annual NA NA NA Ann-NCDC NA NA NA ---------------------------------- Element 09: Snowfall (cm) MEDIAN (Statistic 02): Median Value MAX_DLY (Statistic 11): Maximum Daily Value DATEMAX (Statistic 12): Date (Year/Day) of Occurrence of Maximum Daily Value MEANMLY (Statistic 15): Mean Monthly Value QUAR25% (Statistic 58): First Quartile QUAR75% (Statistic 59): Third Quartile #_YEARS (Statistic 98): Number of Years used to Calculate Normal ------------------------------------------------------------------ byr: 1961 1961 1961 1961 1961 1961 1961 eyr: 1990 1990 1990 1990 1990 1990 1990 Statistic: MEDIAN MAX_DLY DATEMAX MEANMLY QUAR25% QUAR75% #_YEARS Month ------------------------------------------------------------------ Jan 21.8 30.5 196827 22.1 12.2 31.7 30 Feb 12.7 14.5 197921 13.2 3.6 18.3 30 Mar 10.9 20.8 196712 15.0 6.6 19.6 30 Apr 5.1 23.6 197505 8.6 1.3 10.4 30 May .3 19.8 197121 3.0 Trace 3.3 30 Jun .0 Trace 198113 Trace .0 .0 30 Jul .0 .0 199031 .0 .0 .0 30 Aug .0 .0 199031 .0 .0 .0 30 Sep .0 5.1 198230 .3 .0 .0 30 Oct Trace 13.2 196312 2.5 .0 3.0 30 Nov 10.4 15.2 198230 13.2 2.5 20.6 30 Dec 19.3 17.8 196606 22.6 6.3 32.3 30 Annual NA NA NA 100.5 NA NA NA Ann-NCDC NA NA NA NA NA NA NA ------------------------------------------------------------------ Element 11: Relative Humidity (%) MN01LST (Statistic 71): Mean of Observations at 0100 LST MN04LST (Statistic 74): Mean of Observations at 0400 LST MN07LST (Statistic 77): Mean of Observations at 0700 LST MN10LST (Statistic 80): Mean of Observations at 1000 LST MN13LST (Statistic 83): Mean of Observations at 1300 LST MN16LST (Statistic 86): Mean of Observations at 1600 LST MN19LST (Statistic 89): Mean of Observations at 1900 LST MN22LST (Statistic 92): Mean of Observations at 2200 LST MN3HRLY (Statistic 94): Mean of 3-Hourly Observations ---------------------------------------------------------------------------------- byr: 1961 1961 1961 1961 1961 1961 1961 1961 1961 eyr: 1990 1990 1990 1990 1990 1990 1990 1990 1990 Statistic: MN01LST MN04LST MN07LST MN10LST MN13LST MN16LST MN19LST MN22LST MN3HRLY Month ---------------------------------------------------------------------------------- Jan 77.7 78.0 78.3 71.6 60.0 58.9 73.9 76.4 71.8 Feb 77.8 78.9 80.1 66.9 53.8 52.3 70.1 75.6 69.4 Mar 73.7 76.3 77.2 55.1 43.7 41.8 58.1 68.3 61.7 Apr 67.0 71.9 65.5 43.3 34.6 33.6 45.8 58.4 52.8 May 63.8 70.1 58.7 37.8 30.2 30.3 40.4 53.8 48.0 Jun 59.5 67.5 53.5 33.4 26.1 26.0 34.2 48.4 43.7 Jul 46.6 55.1 42.9 24.6 18.1 18.6 23.9 36.1 33.2 Aug 47.9 55.0 46.9 26.4 19.1 19.6 26.8 37.7 35.1 Sep 54.3 60.1 55.4 31.9 22.4 22.2 34.0 45.0 40.8 Oct 61.8 66.7 67.1 41.7 29.4 28.5 45.8 55.5 49.7 Nov 73.5 75.5 77.2 61.2 47.3 48.1 65.3 70.6 64.8 Dec 76.7 77.7 78.0 70.1 57.8 58.8 72.5 75.3 70.9 Annual 65.0 69.3 65.0 46.9 36.8 36.5 49.1 58.3 53.3 Ann-NCDC 65.0 69.4 65.1 47.0 36.9 36.6 49.2 58.4 53.5 ---------------------------------------------------------------------------------- Element 11: Relative Humidity (%) Statistic 98: Number of Years used to Calculate Normal Qualifier: 71: Mean of Observations at 0100 LST Qualifier: 74: Mean of Observations at 0400 LST Qualifier: 77: Mean of Observations at 0700 LST Qualifier: 80: Mean of Observations at 1000 LST Qualifier: 83: Mean of Observations at 1300 LST Qualifier: 86: Mean of Observations at 1600 LST Qualifier: 89: Mean of Observations at 1900 LST Qualifier: 92: Mean of Observations at 2200 LST Qualifier: 94: Mean of 3-Hourly Observations ---------------------------------------------------------------------------------- byr: 1961 1961 1961 1961 1961 1961 1961 1961 1961 eyr: 1990 1990 1990 1990 1990 1990 1990 1990 1990 Qualifier: 71 74 77 80 83 86 89 92 94 Month ---------------------------------------------------------------------------------- Jan 30 30 30 30 30 30 30 30 30 Feb 29 29 30 30 30 30 30 30 29 Mar 29 29 30 30 30 30 30 30 29 Apr 29 29 30 30 30 30 30 29 29 May 29 29 30 30 30 30 30 29 29 Jun 29 29 30 30 30 30 30 29 29 Jul 29 29 30 30 30 30 30 29 29 Aug 29 29 30 30 30 30 30 29 29 Sep 28 28 30 30 30 30 30 28 28 Oct 29 29 30 30 30 30 30 29 29 Nov 29 29 29 29 29 29 29 29 29 Dec 29 29 29 29 29 29 29 29 29 Annual 27 27 29 29 29 29 29 27 27 Ann-NCDC NA NA NA NA NA NA NA NA NA ---------------------------------------------------------------------------------- Element 12: Sea Level Pressure (hPa) MN3HRLY (Statistic 94): Mean of 3-Hourly Observations #_YEARS (Statistic 98): Number of Years used to Calculate Normal -------------------------- byr: 1961 1961 eyr: 1990 1990 Statistic: MN3HRLY #_YEARS Month -------------------------- Jan 1023.2 30 Feb 1020.5 29 Mar 1015.9 29 Apr 1014.3 29 May 1012.7 29 Jun 1012.3 29 Jul 1012.9 29 Aug 1013.4 29 Sep 1015.0 29 Oct 1018.6 29 Nov 1020.1 29 Dec 1022.9 29 Annual 1016.8 28 Ann-NCDC 1016.8 NA -------------------------- Element 16: Wind Speed (m/sec) MN3HRLY (Statistic 94): Mean of 3-Hourly Observations ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 2.5 Feb 2.8 Mar 3.1 Apr 3.4 May 3.2 Jun 3.1 Jul 2.9 Aug 2.8 Sep 2.6 Oct 2.4 Nov 2.5 Dec 2.4 Annual 2.8 Ann-NCDC 2.8 ------------------ Element 17: Wind Direction (degrees) Statistic 38: Frequency Qualifier: 000.0 degrees Qualifier: 022.5 degrees Qualifier: 045.0 degrees Qualifier: 067.5 degrees Qualifier: 090.0 degrees Qualifier: 112.5 degrees Qualifier: 135.0 degrees Qualifier: 157.5 degrees Qualifier: 180.0 degrees ---------------------------------------------------------------------------------- byr: 1961 1961 1961 1961 1961 1961 1961 1961 1961 eyr: 1990 1990 1990 1990 1990 1990 1990 1990 1990 Qualifier: 000.0 022.5 045.0 067.5 090.0 112.5 135.0 157.5 180.0 Month ---------------------------------------------------------------------------------- Jan .306 .053 .058 .063 .039 .018 .008 .015 .041 Feb .271 .049 .058 .060 .043 .018 .007 .017 .048 Mar .249 .043 .049 .044 .033 .016 .011 .019 .054 Apr .219 .041 .048 .042 .032 .018 .015 .024 .051 May .241 .038 .046 .040 .031 .018 .014 .026 .047 Jun .244 .037 .047 .046 .031 .018 .014 .024 .062 Jul .258 .038 .049 .051 .042 .023 .018 .028 .058 Aug .264 .041 .056 .056 .044 .026 .021 .026 .054 Sep .298 .051 .057 .066 .052 .024 .018 .024 .040 Oct .347 .050 .058 .053 .041 .021 .014 .020 .042 Nov .309 .043 .059 .059 .039 .015 .013 .021 .050 Dec .319 .054 .063 .056 .044 .017 .010 .015 .045 Annual NA NA NA NA NA NA NA NA NA Ann-NCDC NA NA NA NA NA NA NA NA NA ---------------------------------------------------------------------------------- Element 17: Wind Direction (degrees) Statistic 38: Frequency Qualifier: 202.5 degrees Qualifier: 225.0 degrees Qualifier: 247.5 degrees Qualifier: 270.0 degrees Qualifier: 292.5 degrees Qualifier: 315.0 degrees Qualifier: 337.5 degrees Qualifier: 360.0 degrees -------------------------------------------------------------------------- byr: 1961 1961 1961 1961 1961 1961 1961 1961 eyr: 1990 1990 1990 1990 1990 1990 1990 1990 Qualifier: 202.5 225.0 247.5 270.0 292.5 315.0 337.5 360.0 Month -------------------------------------------------------------------------- Jan .050 .083 .086 .054 .028 .024 .028 .045 Feb .048 .080 .088 .067 .040 .032 .027 .045 Mar .055 .094 .095 .068 .055 .041 .034 .040 Apr .056 .093 .103 .080 .059 .044 .038 .037 May .055 .094 .099 .077 .052 .042 .037 .042 Jun .065 .093 .092 .070 .048 .036 .031 .042 Jul .056 .085 .084 .066 .049 .036 .025 .035 Aug .053 .073 .078 .064 .044 .035 .030 .035 Sep .045 .064 .072 .056 .034 .027 .027 .045 Oct .046 .058 .072 .053 .033 .023 .027 .044 Nov .058 .079 .083 .061 .030 .021 .023 .038 Dec .050 .075 .078 .050 .032 .021 .024 .046 Annual NA NA NA NA NA NA NA NA Ann-NCDC NA NA NA NA NA NA NA NA -------------------------------------------------------------------------- Element 17: Wind Direction (degrees) PREVAIL (Statistic 41): Prevailing #_YEARS (Statistic 98): Number of Years used to Calculate Normal -------------------------- byr: 1961 1961 eyr: 1990 1990 Statistic: PREVAIL #_YEARS Month -------------------------- Jan 247.5 30 Feb 247.5 29 Mar 247.5 29 Apr 247.5 29 May 247.5 29 Jun 225.0 29 Jul 225.0 29 Aug 247.5 29 Sep 247.5 29 Oct 247.5 29 Nov 247.5 29 Dec 247.5 29 Annual 247.5 NA Ann-NCDC NA NA -------------------------- Element 51: Number Days with Thunder (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan .2 Feb .4 Mar .3 Apr .9 May 3.0 Jun 4.1 Jul 4.4 Aug 4.7 Sep 2.1 Oct .3 Nov .2 Dec .1 Annual 20.7 Ann-NCDC 20.7 ------------------ Element 61: Number Days with Haze/Smoke (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan .2 Feb .1 Mar * Apr .0 May .0 Jun * Jul * Aug .1 Sep .2 Oct .0 Nov * Dec .1 Annual .7 Ann-NCDC 0.7 ------------------ Element 63: Number Days with Blowing Dust/Sand (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan .1 Feb * Mar * Apr .1 May .1 Jun .1 Jul .2 Aug * Sep * Oct .1 Nov .0 Dec .0 Annual .7 Ann-NCDC 0.7 ------------------ Element 83: Number Days Maximum Temperature GE Threshold (count) Statistic 15: Mean Monthly Value Qualifier: 10.0 deg C Qualifier: 35.0 deg C -------------------------- byr: 1961 1961 eyr: 1990 1990 Qualifier: 10.0 35.0 Month -------------------------- Jan 2.9 .0 Feb 7.2 .0 Mar 15.6 .0 Apr 23.4 .0 May 29.5 .0 Jun 29.9 2.1 Jul 31.0 8.7 Aug 31.0 5.7 Sep 29.8 .4 Oct 27.9 .0 Nov 14.4 .0 Dec 3.5 .0 Annual 246.1 16.9 Ann-NCDC 246.1 16.9 -------------------------- Element 85: Number Days Minimum Temperature LE Threshold (count) Statistic 15: Mean Monthly Value Qualifier: 0.0 deg C Qualifier: 10.0 deg C -------------------------- byr: 1961 1961 eyr: 1990 1990 Qualifier: 0.0 10.0 Month -------------------------- Jan 29.0 31.0 Feb 25.6 28.0 Mar 26.1 31.0 Apr 20.4 30.0 May 8.0 30.5 Jun .9 24.9 Jul * 17.1 Aug .2 19.0 Sep 6.5 27.7 Oct 20.5 30.9 Nov 25.2 30.0 Dec 29.1 31.0 Annual 191.5 331.1 Ann-NCDC 191.5 331.1 -------------------------- Element 95: Number Days with Precipitation GE Threshold (count) Qualifier: 1.0 mm MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 5.7 Feb 5.1 Mar 6.4 Apr 5.1 May 5.5 Jun 4.5 Jul 2.1 Aug 2.5 Sep 3.2 Oct 2.8 Nov 6.1 Dec 6.3 Annual 55.3 Ann-NCDC 55.3 ------------------ Element 97: Number Days with Freezing Rain/Drizzle (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan .0 Feb * Mar * Apr .0 May .0 Jun .0 Jul .0 Aug .0 Sep .0 Oct .0 Nov .0 Dec * Annual * Ann-NCDC * ------------------ Element 98: Number Days with Blowing Snow (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan .8 Feb .6 Mar .6 Apr .3 May * Jun .0 Jul .0 Aug .0 Sep .0 Oct * Nov .1 Dec .8 Annual 3.2 Ann-NCDC 3.2 ------------------ Element AA: Number Days with Rain/Drizzle (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 4.1 Feb 5.0 Mar 7.0 Apr 7.7 May 10.5 Jun 9.4 Jul 6.8 Aug 7.4 Sep 6.4 Oct 5.2 Nov 7.3 Dec 4.5 Annual 81.3 Ann-NCDC 81.3 ------------------ Element AB: Number Days with Snow/Hail (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 10.9 Feb 9.3 Mar 9.9 Apr 6.7 May 2.1 Jun .2 Jul .0 Aug .0 Sep .3 Oct 2.0 Nov 7.2 Dec 11.2 Annual 59.8 Ann-NCDC 59.8 ------------------ Element AC: Number Days with Fog/Mist (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 5.3 Feb 3.3 Mar 2.8 Apr 1.8 May 1.4 Jun .5 Jul .2 Aug .2 Sep .5 Oct 1.3 Nov 2.9 Dec 5.1 Annual 25.3 Ann-NCDC 25.3 ------------------ Element AD: Number Days with Weather Phenomena (count) #_YEARS (Statistic 98): Number of Years used to Calculate Normal ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 30 Feb 30 Mar 30 Apr 30 May 30 Jun 30 Jul 30 Aug 30 Sep 30 Oct 30 Nov 30 Dec 30 Annual NA Ann-NCDC NA ------------------