看看降水图表

这表格不太懂

头两行是不是下大雨的意思

请核对一下

谢谢

这个是文档的写法 看得很迷惑

Precipitation Data
FLD LEN: 3
LIQUID-PRECIPITATION occurrence identifier
The identifier that represents an episode of LIQUID-PRECIPITATION.
DOM: A specific domain comprised of the characters in the ASCII character set.
AA1 - AA4 An indicator of up to 4 repeating fields of the following items:
LIQUID-PRECIPITATION period quantity
LIQUID-PRECIPITATION depth dimension
LIQUID-PRECIPITATION condition code
LIQUID-PRECIPITATION quality code
FLD LEN: 2
LIQUID-PRECIPITATION period quantity in hours
The quantity of time over which the LIQUID-PRECIPITATION was measured.
MIN: 00 MAX: 98 UNITS: Hours
SCALING FACTOR: 1
DOM: A specific domain comprised of the characters in the ASCII character set
99 = Missing.
FLD LEN: 4
LIQUID-PRECIPITATION depth dimension
The depth of LIQUID-PRECIPITATION that is measured at the time of an observation.
MIN: 0000 MAX: 9998 UNITS: millimeters
SCALING FACTOR: 10
DOM: A general domain comprised of the numeric characters (0-9).
9999 = Missing.
FLD LEN: 1
LIQUID-PRECIPITATION condition code
The code that denotes whether a LIQUID-PRECIPITATION depth dimension was a trace value.
DOM: A specific domain comprised of the characters in the ASCII character set.
1 = Measurement impossible or inaccurate
2 = Trace
3 = Begin accumulated period (precipitation amount missing until end of accumulated period)
4 = End accumulated period
5 = Begin deleted period (precipitation amount missing due to data problem)
6 = End deleted period
14
7 = Begin missing period
8 = End missing period
E = Estimated data value (eg, from nearby station)
I = Incomplete precipitation amount, excludes one or more missing reports, such as one or more 15-minute reports
not included in the 1-hour precipitation total
J = Incomplete precipitation amount, excludes one or more erroneous reports, such as one or more 1-hour
precipitation amounts excluded from the 24-hour total
9 = Missing
FLD LEN: 1
LIQUID-PRECIPITATION quality code
The code that denotes a quality status of the reported LIQUID-PRECIPITATION data.
DOM: A specific domain comprised of the characters in the ASCII character set.
0 = Passed gross limits check
1 = Passed all quality control checks
2 = Suspect
3 = Erroneous
4 = Passed gross limits check, data originate from an NCEI data source
5 = Passed all quality control checks, data originate from an NCEI data source
6 = Suspect, data originate from an NCEI data source
7 = Erroneous, data originate from an NCEI data source
9 = Passed gross limits check if element is present
A = Data value flagged as suspect, but accepted as good value
I = Data value not originally in data, but inserted by validator
M = Manual change made to value based on information provided by NWS or FAA
P = Data value not originally flagged as suspect, but replaced by validator
R = Data value replaced with value computed by NCEI software
U = Data value replaced with edited value
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FLD LEN: 3
LIQUID-PRECIPITATION MONTHLY TOTAL identifier
The identifier that represents LIQUID-PRECIPITATION MONTHLY TOTAL data.
DOM: A specific domain comprised of the characters in the ASCII character set.
AB1 An indicator of the following items:
LIQUID-PRECIPITATION depth dimension
LIQUID-PRECIPITATION condition code
LIQUID-PRECIPITATION quality code
FLD LEN: 5
LIQUID-PRECIPITATION MONTHLY TOTAL depth dimension
The depth of LIQUID-PRECIPITATION for the month.
MIN: 00000 MAX: 50000 UNITS: millimeters
SCALING FACTOR: 10
DOM: A general domain comprised of the numeric characters (0-9).
99999 = Missing.
FLD LEN: 1
LIQUID-PRECIPITATION MONTHLY TOTAL condition code
The code that denotes whether a LIQUID-PRECIPITATION depth dimension was a trace value.
DOM: A specific domain comprised of the characters in the ASCII character set.
1 = Measurement impossible or inaccurate
2 = Trace
9 = Missing
FLD LEN: 1
LIQUID-PRECIPITATION MONTHLY TOTAL quality code
The code that denotes a quality status of the reported LIQUID-PRECIPITATION data.
DOM: A specific domain comprised of the characters in the ASCII character set.
0 = Passed gross limits check
1 = Passed all quality control checks
2 = Suspect
3 = Erroneous
4 = Passed gross limits check, data originate from an NCEI data source
5 = Passed all quality control checks, data originate from an NCEI data source
6 = Suspect, data originate from an NCEI data source
7 = Erroneous, data originate from an NCEI data source
9 = Passed gross limits check if element is present
15
A = Data value flagged as suspect, but accepted as good value
I = Data value not originally in data, but inserted by validator
M = Manual change made to value based on information provided by NWS or FAA
P = Data value not originally flagged as suspect, but replaced by validator
R = Data value replaced with value computed by NCEI software
U = Data value replaced with edited value
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FLD LEN: 3
PRECIPITATION-OBSERVATION-HISTORY identifier
The identifier that indicates the occurrence of precipitation history information.
DOM: A specific domain comprised of the characters in the ASCII character set.
AC1 An indicator of the following items:
PRECIPITATION-OBSERVATION-HISTORY duration code
PRECIPITATION-OBSERVATION-HISTORY characteristic code
PRECIPITATION-OBSERVATION-HISTORY quality code
FLD LEN: 1
PRECIPITATION-OBSERVATION-HISTORY duration code
The code that denotes the duration of precipitation.
DOM: A specific domain comprised of the characters in the ASCII character set.
0 = Lasted less than 1 hour
1 = Lasted 1 - 3 hours
2 = Lasted 3 - 6 hours
3 = Lasted more than 6 hours
9 = Missing
FLD LEN: 1
PRECIPITATION-OBSERVATION-HISTORY characteristic code
The code that denotes whether precipitation is continuous or intermittent.
DOM: A specific domain comprised of the characters in the ASCII character set.
C = Continuous
I = Intermittent
9 = Missing
FLD LEN: 1
PRECIPITATION duration/characteristic quality code
The code that denotes a quality status of the reported PRECIPITATION duration/characteristic.
DOM: A specific domain comprised of the characters in the ASCII character set.
0 = Passed gross limits check
1 = Passed all quality control checks
2 = Suspect
3 = Erroneous
9 = Passed gross limits check if element is present
A = Data value flagged as suspect, but accepted as good value
I = Data value not originally in data, but inserted by validator
M = Manual change made to value based on information provided by NWS or FAA
P = Data value not originally flagged as suspect, but replaced by validator
R = Data value replaced with value computed by NCEI software
U = Data value replaced with edited value
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FLD LEN: 3
LIQUID-PRECIPITATION GREATEST AMOUNT IN 24 HOURS, FOR THE MONTH identifier
The identifier that represents LIQUID-PRECIPITATION, GREATEST IN 24 HOURS, data.
DOM: A specific domain comprised of the characters in the ASCII character set.
AD1 An indicator of the following items:
LIQUID-PRECIPITATION depth dimension
LIQUID-PRECIPITATION condition code
LIQUID-PRECIPITATION dates of occurrence (3 fields)
LIQUID-PRECIPITATION quality code
FLD LEN: 5
LIQUID-PRECIPITATION GREATEST AMOUNT IN 24 HOURS, FOR THE MONTH depth dimension
The depth of LIQUID-PRECIPITATION for the 24-hour period.
MIN: 00000 MAX: 20000 UNITS: millimeters
16
SCALING FACTOR: 10
DOM: A general domain comprised of the numeric characters (0-9).
99999 = Missing.
FLD LEN: 1
LIQUID-PRECIPITATION GREATEST AMOUNT IN 24 HOURS, FOR THE MONTH condition code
The code that denotes whether a LIQUID-PRECIPITATION depth dimension was a trace value.
DOM: A specific domain comprised of the characters in the ASCII character set.
1 = Measurement impossible or inaccurate
2 = Trace
3 = The amount occurred on other dates in addition to those listed
4 = Trace amount occurred on other dates in addition to those listed
9 = Missing or N/A
FLD LEN: 4
LIQUID-PRECIPITATION GREATEST AMOUNT IN 24 HOURS, FOR THE MONTH dates of occurrence
The dates of occurrence of LIQUID-PRECIPITATION, given as the begin-end date for the 24-hour period, for
up to 3 occurrences; e.g., 0405 indicates 24-hour period on days 04-05.
MIN: 0101 MAX: 3131
DOM: A general domain comprised of the numeric characters (0-9).
9999 = Missing.
FLD LEN: 4
LIQUID-PRECIPITATION GREATEST AMOUNT IN 24 HOURS, FOR THE MONTH dates of occurrence
The dates of occurrence of LIQUID-PRECIPITATION, given as the begin-end date for the 24-hour period, for
up to 3 occurrences; e.g., 0405 indicates 24-hour period on days 04-05.
MIN: 0101 MAX: 3131
DOM: A general domain comprised of the numeric characters (0-9).
9999 = Missing.
FLD LEN: 4
LIQUID-PRECIPITATION GREATEST AMOUNT IN 24 HOURS, FOR THE MONTH dates of occurrence
The dates of occurrence of LIQUID-PRECIPITATION, given as the begin-end date for the 24-hour period, for up to 3
occurrences; e.g., 0405 indicates 24-hour period on days 04-05.
MIN: 0101 MAX: 3131
DOM: A general domain comprised of the numeric characters (0-9).
9999 = Missing.
FLD LEN: 1
LIQUID-PRECIPITATION GREATEST AMOUNT IN 24 HOURS, FOR THE MONTH quality code
The code that denotes a quality status of the reported LIQUID-PRECIPITATION data.
DOM: A specific domain comprised of the characters in the ASCII character set.
0 = Passed gross limits check
1 = Passed all quality control checks
2 = Suspect
3 = Erroneous
4 = Passed gross limits check, data originate from an NCEI data source
5 = Passed all quality control checks, data originate from an NCEI data source
6 = Suspect, data originate from an NCEI data source
7 = Erroneous, data originate from an NCEI data source
9 = Passed gross limits check if element is present
A = Data value flagged as suspect, but accepted as good value
I = Data value not originally in data, but inserted by validator
M = Manual change made to value based on information provided by NWS or FAA
P = Data value not originally flagged as suspect, but replaced by validator
R = Data value replaced with value computed by NCEI software
U = Data value replaced with edited value
▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀
17
FLD LEN: 3
LIQUID-PRECIPITATION, NUMBER OF DAYS WITH SPECIFIC AMOUNTS, FOR THE MONTH identifier
The identifier that represents NUMBER OF DAYS WITH LIQUID-PRECIPITATION data.
DOM: A specific domain comprised of the characters in the ASCII character set.
AE1 An indicator of the following items:
LIQUID-PRECIPITATION number of days with .01 inch or more
LIQUID-PRECIPITATION quality code
LIQUID-PRECIPITATION number of days with .10 inch or more
LIQUID-PRECIPITATION quality code
LIQUID-PRECIPITATION number of days with .50 inch or more
LIQUID-PRECIPITATION quality code
LIQUID-PRECIPITATION number of days with 1.00 inch or more
LIQUID-PRECIPITATION quality code
FLD LEN: 2
LIQUID-PRECIPITATION, NUMBER OF DAYS WITH SPECIFIC AMOUNTS, FOR THE MONTH
The number of days with .01 inch (.25 mm) or more precipitation.
MIN: 00 MAX: 31
DOM: A general domain comprised of the numeric characters (0-9).
99 = Missing.
FLD LEN: 1
LIQUID-PRECIPITATION, NUMBER OF DAYS WITH SPECIFIC AMOUNTS, FOR THE MONTH quality code
The code that denotes a quality status of the reported days with .01 or more.
DOM: A specific domain comprised of the characters in the ASCII character set.
0 = Passed gross limits check
1 = Passed all quality control checks
2 = Suspect
3 = Erroneous
4 = Passed gross limits check, data originate from an NCEI data source
5 = Passed all quality control checks, data originate from an NCEI data source
6 = Suspect, data originate from an NCEI data source
7 = Erroneous, data originate from an NCEI data source
9 = Passed gross limits check if element is present
A = Data value flagged as suspect, but accepted as good value
I = Data value not originally in data, but inserted by validator
M = Manual change made to value based on information provided by NWS or FAA
P = Data value not originally flagged as suspect, but replaced by validator
R = Data value replaced with value computed by NCEI software
U = Data value replaced with edited value
FLD LEN: 2
LIQUID-PRECIPITATION, NUMBER OF DAYS WITH SPECIFIC AMOUNTS, FOR THE MONTH
The number of days with .10 inch (2.5 mm) or more precipitation.
MIN: 00 MAX: 31
DOM: A general domain comprised of the numeric characters (0-9).
99 = Missing.
FLD LEN: 1
LIQUID-PRECIPITATION, NUMBER OF DAYS WITH SPECIFIC AMOUNTS, FOR THE MONTH quality code
The code that denotes a quality status of the reported days with .10 or more.
DOM: A specific domain comprised of the characters in the ASCII character set.
0 = Passed gross limits check
1 = Passed all quality control checks
2 = Suspect
3 = Erroneous
4 = Passed gross limits check, data originate from an NCEI data source
5 = Passed all quality control checks, data originate from an NCEI data source
6 = Suspect, data originate from an NCEI data source
7 = Erroneous, data originate from an NCEI data source
9 = Passed gross limits check if element is present
A = Data value flagged as suspect, but accepted as good value
I = Data value not originally in data, but inserted by validator
M = Manual change made to value based on information provided by NWS or FAA
P = Data value not originally flagged as suspect, but replaced by validator
R = Data value replaced with value computed by NCEI software
U = Data value replaced with edited value
18
FLD LEN: 2
LIQUID-PRECIPITATION, NUMBER OF DAYS WITH SPECIFIC AMOUNTS, FOR THE MONTH
The number of days with .50 inch (12.7 mm) or more precipitation.
MIN: 00 MAX: 31
DOM: A general domain comprised of the numeric characters (0-9).
99 = Missing.
FLD LEN: 1
LIQUID-PRECIPITATION, NUMBER OF DAYS WITH SPECIFIC AMOUNTS, FOR THE MONTH quality code
The code that denotes a quality status of the reported days with .50 or more.
DOM: A specific domain comprised of the characters in the ASCII character set.
0 = Passed gross limits check
1 = Passed all quality control checks
2 = Suspect
3 = Erroneous
4 = Passed gross limits check, data originate from an NCEI data source
5 = Passed all quality control checks, data originate from an NCEI data source
6 = Suspect, data originate from an NCEI data source
7 = Erroneous, data originate from an NCEI data source
9 = Passed gross limits check if element is present
A = Data value flagged as suspect, but accepted as good value
I = Data value not originally in data, but inserted by validator
M = Manual change made to value based on information provided by NWS or FAA
P = Data value not originally flagged as suspect, but replaced by validator
R = Data value replaced with value computed by NCEI software
U = Data value replaced with edited value
FLD LEN: 2
LIQUID-PRECIPITATION, NUMBER OF DAYS WITH SPECIFIC AMOUNTS, FOR THE MONTH
The number of days with 1.00 inch (25 mm) or more precipitation.
MIN: 00 MAX: 31
DOM: A general domain comprised of the numeric characters (0-9).
99 = Missing.
FLD LEN: 1
LIQUID-PRECIPITATION, NUMBER OF DAYS WITH SPECIFIC AMOUNTS, FOR THE MONTH quality code
The code that denotes a quality status of the reported days with 1.00 or more.
DOM: A specific domain comprised of the characters in the ASCII character set.
0 = Passed gross limits check
1 = Passed all quality control checks
2 = Suspect
3 = Erroneous
4 = Passed gross limits check, data originate from an NCEI data source
5 = Passed all quality control checks, data originate from an NCEI data source
6 = Suspect, data originate from an NCEI data source
7 = Erroneous, data originate from an NCEI data source
A = Data value flagged as suspect, but accepted as good value
I = Data value not originally in data, but inserted by validator
M = Manual change made to value based on information provided by NWS or FAA
P = Data value not originally flagged as suspect, but replaced by validator
R = Data value replaced with value computed by NCEI software
U = Data value replaced with edited value
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FLD LEN: 3
PRECIPITATION-ESTIMATED-OBSERVATION identifier
The identifier that represents a PRECIPITATION-ESTIMATED-OBSERVATION, from AFCCC.
DOM: A specific domain comprised of the characters in the ASCII character set.
AG1 An indicator of the occurrence of the following items:
PRECIPITATION-OBSERVATION discrepancy code
PRECIPITATION-OBSERVATION estimated water depth dimension
19
FLD LEN: 1
PRECIPITATION-ESTIMATED-OBSERVATION discrepancy code
The code that denotes the type of discrepancy between a PRECIPITATION-OBSERVATION and other related
observations at the same location.
DOM: A specific domain comprised of the characters in the ASCII character set.
0 = Reported amount of precipitation and reported weather agree
1 = Precipitation missing or not reported and none inferred by weather
2 = Precipitation missing, but precipitation inferred by weather
3 = Precipitation reported, but none inferred by weather
4 = Zero precipitation reported, but precipitation inferred by weather
5 = Zero precipitation reported, no precipitation inferred and precipitation not occurring at the reporting station
9 = Missing
FLD LEN: 3
PRECIPITATION-ESTIMATED-OBSERVATION estimated water depth dimension
The estimated depth of precipitation in water depth for a 3-hour synoptic period.
MIN: 000 MAX: 998 UNITS: millimeters
SCALING FACTOR: 1
DOM: A general domain comprised of the numeric characters (0-9).
999 = Missing.
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FLD LEN: 3
LIQUID-PRECIPITATION MAXIMUM SHORT DURATION, FOR THE MONTH identifier
The identifier that represents MAXIMUM SHORT DURATION PRECIPITATION data.
DOM: A specific domain comprised of the characters in the ASCII character set.
AH1-AH6: An indicator of up to 6 repeating fields for the following items:
LIQUID-PRECIPITATION period quantity
LIQUID-PRECIPITATION depth dimension
LIQUID-PRECIPITATION condition code
LIQUID-PRECIPITATION end date
LIQUID-PRECIPITATION end time
LIQUID-PRECIPITATION quality code
FLD LEN: 3
LIQUID-PRECIPITATION MAXIMUM SHORT DURATION, FOR THE MONTH period quantity
The quantity of time over which the LIQUID-PRECIPITATION was measured.
MIN: 005 MAX: 045 UNITS: Minutes
SCALING FACTOR: 1
DOM: A specific domain comprised of the characters in the ASCII character set
999 = Missing.
FLD LEN: 4
LIQUID-PRECIPITATION MAXIMUM SHORT DURATION, FOR THE MONTH depth dimension
The depth of LIQUID-PRECIPITATION for the defined time period.
MIN: 0000 MAX: 3000 UNITS: millimeters
SCALING FACTOR: 10
DOM: A general domain comprised of the numeric characters (0-9).
9999 = Missing.
FLD LEN: 1
LIQUID-PRECIPITATION MAXIMUM SHORT DURATION, FOR THE MONTH condition code
The code that denotes whether a LIQUID-PRECIPITATION depth dimension was a trace value.
DOM: A specific domain comprised of the characters in the ASCII character set.
1 = Measurement impossible or inaccurate
2 = Trace
9 = Missing
FLD LEN: 6
LIQUID-PRECIPITATION MAXIMUM SHORT DURATION, FOR THE MONTH ending date-time
The ending date of occurrence of the event , given as the date-time in GMT; e.g., 051010 indicates
1010 Z-time on day 05 of the month.
MIN: 010000 MAX: 312359
DOM: A general domain comprised of the numeric characters (0-9).
999999 = Missing.
FLD LEN: 1
LIQUID-PRECIPITATION MAXIMUM SHORT DURATION, FOR THE MONTH quality code
20
The code that denotes a quality status of the reported LIQUID-PRECIPITATION data.
DOM: A specific domain comprised of the characters in the ASCII character set.
0 = Passed gross limits check
1 = Passed all quality control checks
2 = Suspect
3 = Erroneous
4 = Passed gross limits check, data originate from an NCEI data source
5 = Passed all quality control checks, data originate from an NCEI data source
6 = Suspect, data originate from an NCEI data source
7 = Erroneous, data originate from an NCEI data source
9 = Passed gross limits check if element is present
A = Data value flagged as suspect, but accepted as good value
I = Data value not originally in data, but inserted by validator
M = Manual change made to value based on information provided by NWS or FAA
P = Data value not originally flagged as suspect, but replaced by validator
R = Data value replaced with value computed by NCEI software
U = Data value replaced with edited value
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FLD LEN: 3
LIQUID-PRECIPITATION MAXIMUM SHORT DURATION, FOR THE MONTH identifier
The identifier that represents MAXIMUM SHORT DURATION PRECIPITATION data.
DOM: A specific domain comprised of the characters in the ASCII character set.
NOTE: This data group is identical to the AH1-6 group above, for the purpose of allowing up to 12 occurrences of
these reports.
AI1-AI6: An indicator of up to 6 repeating fields for the following items:
LIQUID-PRECIPITATION period quantity
LIQUID-PRECIPITATION depth dimension
LIQUID-PRECIPITATION condition code
LIQUID-PRECIPITATION end date
LIQUID-PRECIPITATION end time
LIQUID-PRECIPITATION quality code
FLD LEN: 3
LIQUID-PRECIPITATION MAXIMUM SHORT DURATION, FOR THE MONTH period quantity
The quantity of time over which the LIQUID-PRECIPITATION was measured.
MIN: 060 MAX: 180 UNITS: Minutes
SCALING FACTOR: 1
DOM: A specific domain comprised of the characters in the ASCII character set
999 = Missing.
FLD LEN: 4
LIQUID-PRECIPITATION MAXIMUM SHORT DURATION, FOR THE MONTH depth dimension
The depth of LIQUID-PRECIPITATION for the defined time period.
MIN: 0000 MAX: 3000 UNITS: millimeters
SCALING FACTOR: 10
DOM: A general domain comprised of the numeric characters (0-9).
9999 = Missing.
FLD LEN: 1
LIQUID-PRECIPITATION MAXIMUM SHORT DURATION, FOR THE MONTH condition code
The code that denotes whether a LIQUID-PRECIPITATION depth dimension was a trace value.
DOM: A specific domain comprised of the characters in the ASCII character set.
1 = Measurement impossible or inaccurate
2 = Trace
9 = Missing
FLD LEN: 6
LIQUID-PRECIPITATION MAXIMUM SHORT DURATION, FOR THE MONTH ending date-time
The ending date of occurrence of the event, given as the date-time in GMT; e.g., 051010 indicates
1010 Z-time on day 05 of the month.
MIN: 010000 MAX: 312359
DOM: A general domain comprised of the numeric characters (0-9).
999999 = Missing.
FLD LEN: 1
LIQUID-PRECIPITATION MAXIMUM SHORT DURATION, FOR THE MONTH quality code
The code that denotes a quality status of the reported LIQUID-PRECIPITATION data
21
DOM: A specific domain comprised of the characters in the ASCII character set.
0 = Passed gross limits check
1 = Passed all quality control checks
2 = Suspect
3 = Erroneous
4 = Passed gross limits check, data originate from an NCEI data source
5 = Passed all quality control checks, data originate from an NCEI data source
6 = Suspect, data originate from an NCEI data source
7 = Erroneous, data originate from an NCEI data source
9 = Passed gross limits check if element is present
A = Data value flagged as suspect, but accepted as good value
I = Data value not originally in data, but inserted by validator
M = Manual change made to value based on information provided by NWS or FAA
P = Data value not originally flagged as suspect, but replaced by validator
R = Data value replaced with value computed by NCEI software
U = Data value replaced with edited value