QC Flag Types
These are the active QC flags in our production system. Some MADIS flags may not be active. The “Check Identifier” values in the table can be used in the Weather API with the qc_checks= argument. Learn about our QC
Check Identifier | Name | Provider | QC ID |
|---|---|---|---|
sl_range_check | SynopticLabs Range Check | Synoptic Data | 1 |
sl_pers_check | SynopticLabs Temporal Persistence Check | Synoptic Data | 3 |
sl_windspd_maxgust_check | SynopticLabs Wind Speed vs. Maximum Gust | Synoptic Data | 10 |
sl_rate_check | SynopticLabs Rate Change Check | Synoptic Data | 81 |
sl_wind_gust_factor_check | SynopticLabs Wind Gust Factor Check | Synoptic Data | 86 |
sl_percentile_hiflag_check | SynopticLabs Percentile High Flag Check | Synoptic Data | 100 |
sl_percentile_hioutlier_check | SynopticLabs Percentile High Outlier Check | Synoptic Data | 101 |
sl_percentile_loflag_check | SynopticLabs Percentile Low Flag Check | Synoptic Data | 102 |
sl_percentile_looutlier_check | SynopticLabs Percentile Low Outlier Check | Synoptic Data | 103 |
sl_spatial_value_check | SynopticLabs Spatial Value Check | Synoptic Data | 105 |
ma_range_check | MADIS Range Check | MADIS (NOAA) | 13 |
ma_position_check | MADIS Position Consistency Check | MADIS (NOAA) | 14 |
ma_int_cons_check | MADIS Internal Consistency Check | MADIS (NOAA) | 15 |
ma_temp_cons_check | MADIS Temporal Consistency Check | MADIS (NOAA) | 16 |
ma_stat_spatial_cons_check | MADIS Statistical Spatial Consistency Check | MADIS (NOAA) | 17 |
ma_stat_cons_check | MADIS Spatial Consistency Check | MADIS (NOAA) | 18 |
ma_fcst_cons_check | MADIS Forecast Model Consistency Check | MADIS (NOAA) | 19 |
ma_stat_model_cons_check | MADIS Statistical Model Consistency Check | MADIS (NOAA) | 20 |
ma_kal_filter_check | MADIS Kalman Filter Check | MADIS (NOAA) | 21 |
ma_slp_stnpres_check | MADIS SLP vs. Station Pressure | MADIS (NOAA) | 22 |
ma_pres_chng_stn_pres_check | MADIS Pressure Change vs. Station Pressure | MADIS (NOAA) | 23 |
ma_airtemp_dwpt_check | MADIS Air Temperature vs. Dewpoint Temperature | MADIS (NOAA) | 24 |
ma_airtemp_mmtemp_check | MADIS Air Temperature vs. Max/Min Temperature | MADIS (NOAA) | 25 |
ma_airtemp_SST_check | MADIS Air Temperature vs. SST | MADIS (NOAA) | 26 |
ma_winddir_windspd_check | MADIS Wind Direction vs. Wind Speed | MADIS (NOAA) | 27 |
ma_windspd_maxgust_check | MADIS Wind Speed vs. Maximum Gusts | MADIS (NOAA) | 28 |
ma_windspd_preswx_check | MADIS Wind Speed vs. Present Weather | MADIS (NOAA) | 29 |
ma_windspd_peak_windspd_check | MADIS Wind Speed vs. Peak Wind Speed | MADIS (NOAA) | 30 |
ma_windspd_max_windspd_check | MADIS Wind Speed vs. Maximum Wind Speed | MADIS (NOAA) | 31 |
ma_winddir10m_windspd10m_check | MADIS Wind Direction at 10m vs. Wind Speed at 10m | MADIS (NOAA) | 32 |
ma_winddir20m_windspd20m_check | MADIS Wind Direction at 20m vs. Wind Speed at 20m | MADIS (NOAA) | 33 |
ma_maxgust_peak_windspd_check | MADIS Maximum Gusts vs. Peak Wind Speed | MADIS (NOAA) | 34 |
ma_maxgust_max_windspd_check | MADIS Maximum Gusts vs. Maximum Wind Speed | MADIS (NOAA) | 35 |
ma_peak_windspd_preswx_check | MADIS Peak Wind Speed vs. Present Weather | MADIS (NOAA) | 36 |
ma_hvis_preswx_check | MADIS Horizontal Visibility (VV) vs. Present Weather (ww) | MADIS (NOAA) | 37 |
ma_preswx_airtemp_check | MADIS Present Weather vs. Air temperature | MADIS (NOAA) | 38 |
ma_preswx_totcldcov_check | MADIS Present Weather vs. Total Cloud Cover | MADIS (NOAA) | 39 |
ma_preswx_lmcldcov_check | MADIS Present Weather vs. Low/Middle Cloud Cover | MADIS (NOAA) | 40 |
ma_preswx_accprecip_check | MADIS Present Weather vs. Accumulated Precipitation | MADIS (NOAA) | 41 |
ma_preswx_airtemp_windspd_dwpt_check | MADIS Present Weather vs. Air temperature; Wind Speed; and Dewpoint | MADIS (NOAA) | 42 |
ma_pastwx_accprecip_check | MADIS Past Weather vs. Accumulated Precipitation | MADIS (NOAA) | 43 |
ma_totcldcov_layer_cldcov_check | MADIS Total Cloud Cover vs. Layer Cloud cover | MADIS (NOAA) | 44 |
ma_totcldcov_lmcldcov_check | MADIS Total Cloud Cover vs. Low/Middle Cloud Cover | MADIS (NOAA) | 45 |
ma_totcldcov_lmhcldtype_check | MADIS Total Cloud Cover vs. Low/Middle/High Cloud Type | MADIS (NOAA) | 46 |
ma_totcldcov_lmcldcov_lmhcldtype_check | MADIS Total Cloud Cover vs. L/M Cloud Cover and Low/Middle/High Cloud Type | MADIS (NOAA) | 47 |
ma_totcldcov_vis_check | MADIS Total Cloud Cover vs. Visibility | MADIS (NOAA) | 48 |
ma_tocldcov_preswx_check | MADIS Total Cloud Cover vs. Present Weather | MADIS (NOAA) | 49 |
ma_lmcldcov_lmhcldtype_check | MADIS Low/Middle Cloud Cover vs. Low/Middle/High Cloud Types | MADIS (NOAA) | 50 |
ma_lmcldcov_layercldtype_check | MADIS Low/Middle Cloud Cover vs. Layer Cloud Type | MADIS (NOAA) | 51 |
ma_lcldtype_layercldtype_check | MADIS Low Cloud Type vs. Layer Cloud Type | MADIS (NOAA) | 52 |
ma_lcldtype_lmcldcov_check | MADIS Low Cloud Type vs. Low/Middle Cloud Cover | MADIS (NOAA) | 53 |
ma_lmcldtype_lmcldcov_check | MADIS Low/Middle Cloud Type vs. Low/Middle Cloud Cover | MADIS (NOAA) | 54 |
ma_lcldtype_mhcldtype_check | MADIS Low Cloud Type vs. Middle/High Cloud Type | MADIS (NOAA) | 55 |
ma_lcldtype_hcldtype_totcldcov_lmcldcov_check | MADIS Low Cloud Type vs. High Cloud Type and Total and L/M Cloud Cover | MADIS (NOAA) | 56 |
ma_mcldtype_hcldtype_check | MADIS Middle Cloud Type vs. High Cloud Type | MADIS (NOAA) | 57 |
ma_mcldtype_hcldtype_totcldcov_lmcldcov_check | MADIS Middle Cloud Type vs. High Cloud Type and Total and L/M Cloud Cover | MADIS (NOAA) | 58 |
ma_mcldtype_layercldtype_check | MADIS Middle Cloud Type vs. Layer Cloud Type | MADIS (NOAA) | 59 |
ma_mcldtype_lcldtype_layercldtype_check | MADIS Middle Cloud Type vs. Low Cloud Type and Layer Cloud Type | MADIS (NOAA) | 60 |
ma_hcldtype_layercldtype_check | MADIS High Cloud Type vs. Layer Cloud Type | MADIS (NOAA) | 61 |
ma_hcldtype_lmcldtype_layercldtype | MADIS High Cloud Type vs. L/M Cloud Type and Layer Cloud Type | MADIS (NOAA) | 62 |
ma_hcldtype_totcldcov_check | MADIS High Cloud Type vs. Total Cloud Cover | MADIS (NOAA) | 63 |
ma_layercldcov_cldlayerreps_check | MADIS Layer Cloud Cover vs. Cloud Layer Reports | MADIS (NOAA) | 64 |
ma_layercldcov_lmhcldtype_check | MADIS Layer Cloud Cover vs. Low/Middle/High Cloud Type | MADIS (NOAA) | 65 |
ma_layercldcov_lmhcldcov_check | MADIS Layer Cloud Cover vs. Low/Middle/High Cloud Cover | MADIS (NOAA) | 66 |
ma_layercldtype_lmhcldtype_check | MADIS Layer Cloud Type vs. Low/Middle/High Cloud type | MADIS (NOAA) | 67 |
ma_layercldtype_lmhcldcov_layercldcov_check | MADIS Layer Cloud Type vs. Low/Middle Cloud Cover and Layer Cloud Cover | MADIS (NOAA) | 68 |
ma_layercldbase_lmhcldtype_check | MADIS Layer Cloud Base vs. Low/Middle/High cloud type | MADIS (NOAA) | 69 |
ma_layercldbase_layercldtype_check | MADIS Layer Cloud Base vs. Layer Cloud Type | MADIS (NOAA) | 70 |
ma_layercldbase_lmhcldcov_check | MADIS Layer Cloud Base vs. Low/Middle Cloud Cover | MADIS (NOAA) | 71 |
ma_layercldbase_hcldtype_layercldtype_check | MADIS Layer Cloud Base vs. High Cloud Type and Layer Cloud Type | MADIS (NOAA) | 72 |
ma_accprecip_snowdepth_check | MADIS Accumulated Precip (during period) vs. Snow Depth | MADIS (NOAA) | 73 |
ma_accprecip_snowfall_check | MADIS Accumulated Precip (during period) vs. Snowfall | MADIS (NOAA) | 74 |
ma_accprecip_24hrprecip_check | MADIS Accumulated Precip (during period) vs. Accumulated Precip (24h) | MADIS (NOAA) | 75 |
ma_snowdepth_swe_check | MADIS Snow Depth vs. Snow Water Equivalent | MADIS (NOAA) | 76 |
arlfrd_manual_check | ARLFRD Manual Data Check | undefined | 77 |
mw_multvariate_lin_reg_check | MesoWest Multivariate Linear Regression Check | undefined | 78 |
mw_24h_wind_persistence_check | MesoWest 24 Hour Wind Persistence Check | undefined | 79 |
mw_uu2dvar_rejection | MesoWest UU2DVAR Rejection | undefined | 80 |