Primary Computer Files
This page describes the numerous computer files
where current daily and monthly weather data are stored. All of these files can be found on the main
office computer 'Weather1' in subfolders under main folder c:MyDocuments/bhodata. Most files contain
data for a single calendar year, with the last two digits of the year in the filename indicated by 'YY',
or the whole year indicated by 'YYYY'.
Location: ("Weather1" c:MyDocuments/bhodata)
Subfolders in the 'bhodata' directory include:
ASOS Data
File name: asosdatYY.xls (Excel file)
Description: Daily ASOS data listed by month, including temperature, precipitation, etc.
B-16 Daily
File name: JanuaryYYYY.xls, FebruaryYYYY.xls, etc. (Excel file)
Description: Includes folders for each year, in which are B-16 spreadsheets for each month
Barcmp
File name: BarcompYY.doc (Word document)
Description: Lists daily manual and ASOS pressure information for each month
Bhjrn
File name: bhjrnYY.doc (Word document)
Description: Daily written notes about happenings at the observatory and unusual weather
bhobs (Daily Observations)
File name: bhobsYY.doc (Word document)
Description: Listing of 7 AM (12 UTC), 10 AM (15 UTC), and 1 PM (18 UTC) observations in SA coded format
bhohdd
Filename: bhohddYY.xls (Excel file)
Description: Spreadsheet listing of daily heating degree data
bhomtn (inactive)
Filename: bhomtnYY.xls (Excel file)
Description: Daily information about mountatins visible from Blue Hill Observatory
bhoprcp
Filename: bhoprcpYY.xls (Excel file)
Description: Spreadsheet with monthly precipitation and snowfall data
bhownd
Filename: bhowndYY.xls (Excel file)
Description: Daily and hourly wind direction by month
bhwxd
Filename: bhwxdYY.xls (Excel file)
Description: Comprehensive daily observations for each month, compare with B-16s.
merlin
Filename: merlinYY.xls (Excel file)
Description: Summary of daily wind observations from Maximum, Merlin, NWS420C, Aerovane and
ASOS wind instruments
mmts
Filename: mmtsYY.xls (Excel file)
Description: Summary of daily maximum, minimum and 7 AM temperatures from Nimbus (formerly MMTS),
enclosure Hazen and Cotton-Region shelters
nwdata (inactive)
Filename: nwdataYY.xls (Excel file)
Description: Daily north window and enclosure Hazen shelter temperatures (available for years
1993-98)
rgcomp (inactive)
Filename: rgcomYY.xls (Excel file)
Description: Storm rain gage comparisons (for years 1999-2000)
wdcor
Filename: wdcorYY.xls (Excel file)
Description: Uncorrected and corrected hourly wind speeds for each day by month. Hourly speeds
from wind speed recorder are copied to uncorreted column and spreadsheet applies correction in adjacent
column. A correction of +1 mph is added to all uncorrected speeds of 10 mph or less. This correction is
applied to ensure consistency of wind speed records with past instrumentation.
Files in this location ("Weather1" c:MyDocuments/bhodata) include:
(e.g. 01-DAILY RECORDS JANUARY): Daily Records for all months
bhocli.doc: monthly climate
Bhextreme.doc: - extreme data for each date
bhoequip.doc: list all equipment
bhomedia.doc: media directory
bhomosun.doc: monthly values of sunshine duration, by year
bhonotes.doc: misc. met notes through April 93
bhosnow.xls: snowfall yearly totals, 5and 10 year means
BHOSUNRANKING.xls: same data as bhomosun, years ranked by sunlight hours
Bhotel.doc: telephone directory
BHOTEMPS.xls: monthly temperature records
bhppmxmn.xls: monthly max-min barometric pressures, sea level
Contactbeeps.xls: This is a look-up chart listing minutes and seconds
or total seconds of time between "beeps" to MPH. (contact
anomometer)
sea level pressure Conversion.xls: sea level pressure conversion using
the hydrostatic equation
True Solar Time Correction.xls: as posted in office
Vapor Pressure.xls: vapor pressure conversion chart
Sunshine Sheet.xls