Climatological Data: National summary, Volume 23

Front Cover
U. S. Department of Commerce, National Oceanic and Atmospheric Administration, Environmental Data Service, 1972 - Meteorology
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Page 40 - Bureau and selected cooperative stations as of 7:00 am Eastern Standard Time on the Monday nearest the end of the month. This is reported only for the months December through March. The snowfall charts are presented each month November through April. Isolines for Charts I, II, III, IV, and V, are drawn through points of approximately equal value. Caution should be used in interpolating on these charts, particularly in mountainous areas. CHART VI. A. PERCENTAGE OF POSSIBLE SUNSHINE. B. PERCENTAGE...
Page 79 - Storm damages are placed in categories varying from 1 to 9 as follows: 1 Less than $50 2 $50 to $500 3 $500 to $5,000 4 $5,000 to $50,000 5 $50,000 to $500,000 6 $500,000 to...
Page 226 - Make checks payable to Department of Commerce, NOAA; send payments and orders to: National Climatic Center, Federal Building, Asheville, NC 28801. Attn: Publication*.
Page 332 - A. Computed from total number of hours of observed sunshine in relation to total number of possible hours of sunshine during month. B. Means are computed for stations having at least 10 years of record. Chart VII.
Page 200 - Number of observations" refers to those of dynamic height only. Although the number of temperature observations at any given pressure surface is usually the same as for height , It is possible for temperature to be missing for one or more pressure surfaces of some observations.
Page 40 - TRACKS OF CENTERS OF CYCLONES AT SEA LEVEL. -Centers which can be identified for 24 hours or more are tracked in these charts. Semi-permanent features such as the Great Basin and Pacific Highs and Colorado and Mexico Lows are not shown. The 7:00 am EST positions are shown by open circles, with the intermediate positions at 6 -hour intervals shown by solid dots.
Page 5 - Dates in the above table apply to the period 24 hours prior to time of observation. In some cases the actual occurrence la on the calendar date preceding that shown.
Page 40 - PERCENTAGE OF NORMAL PRECIPITATION. Chart III is a reproduction of monthly chart appearing in "Weekly Weather and Crop Bulletin." CHART IV. TOTAL SNOWFALL. CHART VA PERCENTAGE OF MEAN MONTHLY SNOWFALL. B. DEPTH OF SNOW ON GROUND. Chart IV gives the total depth In Inches of unmelted snowfall as reported during the month by Weather Service and selected cooperative stations.
Page 132 - Incomplete . t Storm damages are placed in categories varying from 1 to 9 as follows: 1 Less than $50 2 $50 to $500 3 $500 to $5,000 4 $5,000 to $50,000 5 $50,000 to $500,000...
Page 91 - Langley is the unit used to denote one gram calorie per square centimeter. An explanation of the formula used in computing the air mass values for each station appears in the February 1957 issue, Vol.

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