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Updated

3.4 MB across 1 part, newest sealed 18 September 2026 at 20:44 UTC.

The last refresh changed nothing.

STATION_HOUR_UNIQUE passed.

ROWS_PRESENT passed.

NONNEGATIVE_PRECIPITATION passed.

station_id

string

Current canonical station identifier; historical aliases resolve to this station.

  • KSAT100%
Valid
232,622 · 100%
Missing
0 · 0%
Distinct
1 · 0% of valid

city

string

City associated with the observation station.

  • San Antonio100%
Valid
232,622 · 100%
Missing
0 · 0%
Distinct
1 · 0% of valid

state

string

U.S. state abbreviation.

  • TX100%
Valid
232,622 · 100%
Missing
0 · 0%
Distinct
1 · 0% of valid

ghcn_id

string

NOAA GHCN station identifier.

  • USW00012921100%
Valid
232,622 · 100%
Missing
0 · 0%
Distinct
1 · 0% of valid

hour_utc

timestamp_utc

UTC hour bucket containing the selected report time.

  • 2000-01-01 06:00:00+000%
  • 2000-01-01 07:00:00+000%
  • 2000-01-01 08:00:00+000%
  • Other (232,610)
Valid
232,622 · 100%
Missing
0 · 0%
Distinct
232,622 · 100% of valid

observed_at

timestamp_utc

Selected report timestamp converted from local standard time to UTC.

  • 2000-01-01 06:53:00+000%
  • 2000-01-01 07:53:00+000%
  • 2000-01-01 08:53:00+000%
  • Other (232,610)
Valid
232,622 · 100%
Missing
0 · 0%
Distinct
232,622 · 100% of valid

reported_local_standard_time

string

Original NOAA report time in local standard time without daylight saving adjustments.

  • 2000-01-01 00:53:000%
  • 2000-01-01 01:53:000%
  • 2000-01-01 02:53:000%
  • Other (232,610)
Valid
232,622 · 100%
Missing
0 · 0%
Distinct
232,622 · 100% of valid

report_type

string

SODHP hourly summary preferred; FM-15 routine METAR fallback.

  • FM-1597%
  • SODHP3%
Valid
232,622 · 100%
Missing
0 · 0%
Distinct
2 · 0% of valid

report_source

string

NOAA source code.

  • 34380%
  • 33518%
  • 2231%
Valid
232,622 · 100%
Missing
0 · 0%
Distinct
4 · 0% of valid

precipitation_raw

string

Original HourlyPrecipitation token, preserving trace and quality flags.

  • 0.090%
  • T6%
  • 0.31%
  • Other (162)
Valid
221,554 · 95.2%
Missing
11,068 · 4.8%
Distinct
174 · 0.1% of valid

precipitation_mm

decimal

Hourly liquid-equivalent precipitation in millimeters; trace or unparseable values remain null.

  • 0.000096%
  • 0.30001%
  • 0.50001%
  • Other (161)
Valid
207,682 · 89.3%
Missing
24,940 · 10.7%
Distinct
173 · 0.1% of valid
Min
0.0000
25%
0.0000
Median
0.0000
75%
0.0000
Max
101.6000

is_trace

boolean

True for source trace token T.

  • false94%
  • true6%
Valid
232,622 · 100%
Missing
0 · 0%
Distinct
2 · 0% of valid

quality_status

string

Missing, trace, numeric, suspect, or unparsed source value.

  • numeric89%
  • trace6%
  • missing5%
Valid
232,622 · 100%
Missing
0 · 0%
Distinct
3 · 0% of valid

interval_basis

string

Summary hourly interval or preceding rolling hour of a routine METAR.

  • rolling_hour_metar_fallback97%
  • summary_hourly3%
Valid
232,622 · 100%
Missing
0 · 0%
Distinct
2 · 0% of valid

is_latest

boolean

True for the most recent report hour available for this station.

  • false100%
  • true0%
Valid
232,622 · 100%
Missing
0 · 0%
Distinct
2 · 0% of valid

source_url

string

NOAA acquisition URL for the source time slice.

  • https://www.ncei.noaa.gov/access/services/data/v1?dataset=local-climatological-data-v2&stations=USW00012921&startDate=2012-01-01&endDate=2014-12-31&dataTypes=HourlyPrecipitation&format=csv&units=metric11%
  • https://www.ncei.noaa.gov/access/services/data/v1?dataset=local-climatological-data-v2&stations=USW00012921&startDate=2018-01-01&endDate=2020-12-31&dataTypes=HourlyPrecipitation&format=csv&units=metric11%
  • https://www.ncei.noaa.gov/access/services/data/v1?dataset=local-climatological-data-v2&stations=USW00012921&startDate=2015-01-01&endDate=2017-12-31&dataTypes=HourlyPrecipitation&format=csv&units=metric11%
Valid
232,622 · 100%
Missing
0 · 0%
Distinct
9 · 0% of valid

snapshot_date

date

Date this archived source snapshot was requested.

  • 2026-09-14100%
Valid
232,622 · 100%
Missing
0 · 0%
Distinct
1 · 0% of valid

latitude

decimal

Station latitude effective on the local report date; approximate gauge location.

  • 29.544300082%
  • 29.544290018%
Valid
232,622 · 100%
Missing
0 · 0%
Distinct
2 · 0% of valid
Min
29.5442900
25%
29.5443000
Median
29.5443000
75%
29.5443000
Max
29.5443000

longitude

decimal

Station longitude effective on the local report date; approximate gauge location.

  • -98.483900082%
  • -98.483950018%
Valid
232,622 · 100%
Missing
0 · 0%
Distinct
2 · 0% of valid
Min
-98.4839500
25%
-98.4839000
Median
-98.4839000
75%
-98.4839000
Max
-98.4839000

coordinate_precision

string

Published precision code for the historical coordinate.

  • DDMMSS82%
  • DDddddd18%
Valid
232,622 · 100%
Missing
0 · 0%
Distinct
2 · 0% of valid

coordinate_datum

string

Published horizontal datum.

  • NAD8380%
  • WGS8420%
Valid
210,835 · 90.6%
Missing
21,787 · 9.4%
Distinct
2 · 0% of valid

coordinate_source

string

Published coordinate evidence source.

  • GPS - NON-SPECIFIC/BRAND NOT SPECIFIED47%
  • ASOS SITE SURVEY33%
  • ASOS CM20%
Valid
210,835 · 90.6%
Missing
21,787 · 9.4%
Distinct
3 · 0% of valid

location_valid_from

date

Start of the matched location effective period.

  • 2010-07-0143%
  • 2002-07-0830%
  • 2021-11-2218%
Valid
232,622 · 100%
Missing
0 · 0%
Distinct
4 · 0% of valid

location_valid_to

date

End of the matched period; null for Present.

  • 2021-11-2252%
  • 2010-07-0136%
  • 2002-07-0811%
Valid
190,811 · 82%
Missing
41,811 · 18%
Distinct
3 · 0% of valid

metadata_source_url

string

NOAA HOMR station-history source.

  • https://www.ncei.noaa.gov/access/homr/services/station/20024426?date=all&definitions=false100%
Valid
232,622 · 100%
Missing
0 · 0%
Distinct
1 · 0% of valid

equipment_types

string

Distinct precipitation equipment codes for all active NOAA program records, separated by |; null if no matching history.

  • AWPAG | PCPNX61%
  • AHTB | PCPNX30%
  • SRG | TB9%
Valid
232,622 · 100%
Missing
0 · 0%
Distinct
5 · 0% of valid

equipment_record_count

integer

Number of active precipitation equipment history records, including overlapping observation programs.

Histogram: 2 to 2.6666666666666665, 232,528; 2.6666666666666665 to 3.333333333333333, 0; 3.333333333333333 to 4, 94
24
Valid
232,622 · 100%
Missing
0 · 0%
Distinct
2 · 0% of valid
Min
2
25%
2
Median
2
75%
2
Max
4