Jan 2026: Due to an ongoing data center cooling system construction project, NGFS data outages may occur with little or no notice. Bitterly cold air in Madison Jan 22-24 increases risk of outages.

Wildfire Alert Report

Date: 2024-09-20
Time: 19:16:17
Production Date and Time: 2024-09-20 19:21:12 UTC
Primary Instrument: GOES-16 ABI
Wmo Spacecraft Id: 152
Location/orbit: GEO
L1 File: OR_ABI-L1b-RadC-M6C14_G16_s20242641916172_e20242641918545_c20242641919019.nc
L1 File(s) - TemporalOR_ABI-L1b-RadC-M6C14_G16_s20242641911172_e20242641913545_c20242641914025.nc
Number Of Thermal Anomaly Alerts: 7
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Possible Wildfire

Basic Information
State/Province(s) ID
Country/Countries USA
County/Locality(s) Boundary County, ID
NWS WFO Spokane WA
Identification MethodEnhanced Contextual (Cloud)
Mean Object Date/Time2024-09-20 19:16:19UTC
Radiative Center (Lat, Lon): 48.850000°, -116.360000°
Nearby Counties (meeting alert criteria):
  • Boundary County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power419.58 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)312.20 K
Observed - Background BT (3.9 um)26.43 K
BT Anomaly (3.9 um)11.50 K
Maximum Observed - Clear RTM BT (3.9 um)24.14 K
Maximum Observed BTD (3.9-10/11/12 um)53.98 K
Observed - Background BTD (3.9-10/11/12 um)24.09 K
BTD Anomaly (3.9-10/11/12 um)10.00 K
Similar Pixel Count0
BT Time Tendency (3.9 um)19.00 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.97
Fraction of Surrounding Red Channel Pixels that are Brighter0.76
Maximum Radiative Power274.94 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 68.90°
Mean Solar Zenith Angle 48.10°
Mean Glint Angle106.10°
Water Fraction0.00
Total Pixel Area 37.70 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) CA
Country/Countries USA
County/Locality(s) Butte County, CA
NWS WFO Sacramento CA
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2024-09-20 19:16:48UTC
Radiative Center (Lat, Lon): 39.310000°, -121.650000°
Nearby Counties (meeting alert criteria):
  • Butte County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power34.56 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)307.83 K
Observed - Background BT (3.9 um)3.01 K
BT Anomaly (3.9 um)1.73 K
Maximum Observed - Clear RTM BT (3.9 um)6.80 K
Maximum Observed BTD (3.9-10/11/12 um)15.51 K
Observed - Background BTD (3.9-10/11/12 um)3.64 K
BTD Anomaly (3.9-10/11/12 um)3.18 K
Similar Pixel Count22
BT Time Tendency (3.9 um)0.90 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.20
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power34.56 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 66.10°
Mean Solar Zenith Angle 39.60°
Mean Glint Angle97.10°
Water Fraction0.00
Total Pixel Area 16.60 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) AR
Country/Countries USA
County/Locality(s) Desha County, AR
NWS WFO Little Rock AR
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2024-09-20 19:17:20UTC
Radiative Center (Lat, Lon): 33.860000°, -91.450000°
Nearby Counties (meeting alert criteria):
  • Desha County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power16.53 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)315.43 K
Observed - Background BT (3.9 um)5.75 K
BT Anomaly (3.9 um)2.67 K
Maximum Observed - Clear RTM BT (3.9 um)9.78 K
Maximum Observed BTD (3.9-10/11/12 um)20.93 K
Observed - Background BTD (3.9-10/11/12 um)5.21 K
BTD Anomaly (3.9-10/11/12 um)2.75 K
Similar Pixel Count25
BT Time Tendency (3.9 um)2.40 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.76
Fraction of Surrounding Red Channel Pixels that are Brighter0.93
Maximum Radiative Power16.53 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 43.30°
Mean Solar Zenith Angle 37.50°
Mean Glint Angle68.10°
Water Fraction0.00
Total Pixel Area 6.10 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) Unknown
Country/Countries Mexico
County/Locality(s) Mexico
NWS WFO N/A
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2024-09-20 19:17:18UTC
Radiative Center (Lat, Lon): 32.240000°, -114.980000°
Nearby Counties (meeting alert criteria):
  • San Luis Río Colorado (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power75.73 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)326.66 K
Observed - Background BT (3.9 um)8.30 K
BT Anomaly (3.9 um)4.33 K
Maximum Observed - Clear RTM BT (3.9 um)20.67 K
Maximum Observed BTD (3.9-10/11/12 um)26.43 K
Observed - Background BTD (3.9-10/11/12 um)9.08 K
BTD Anomaly (3.9-10/11/12 um)5.81 K
Similar Pixel Count12
BT Time Tendency (3.9 um)5.80 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.19
Fraction of Surrounding Red Channel Pixels that are Brighter1.00
Maximum Radiative Power75.73 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 57.00°
Mean Solar Zenith Angle 31.50°
Mean Glint Angle79.70°
Water Fraction0.00
Total Pixel Area 10.00 km2
Latest Satellite Imagery:
  • None Available
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Possible Wildfire

Basic Information
State/Province(s) LA
Country/Countries USA
County/Locality(s) Rapides Parish, LA
NWS WFO Lake Charles LA
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2024-09-20 19:17:20UTC
Radiative Center (Lat, Lon): 30.970000°, -92.210000°
Nearby Counties (meeting alert criteria):
  • Rapides Parish (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power8.01 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)310.99 K
Observed - Background BT (3.9 um)4.04 K
BT Anomaly (3.9 um)2.17 K
Maximum Observed - Clear RTM BT (3.9 um)8.65 K
Maximum Observed BTD (3.9-10/11/12 um)16.43 K
Observed - Background BTD (3.9-10/11/12 um)3.03 K
BTD Anomaly (3.9-10/11/12 um)2.05 K
Similar Pixel Count25
BT Time Tendency (3.9 um)0.70 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.89
Fraction of Surrounding Red Channel Pixels that are Brighter0.80
Maximum Radiative Power8.01 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 40.70°
Mean Solar Zenith Angle 34.80°
Mean Glint Angle62.40°
Water Fraction0.00
Total Pixel Area 5.80 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) TX
Country/Countries USA
County/Locality(s) Bexar County, TX
NWS WFO Austin/San Antonio TX
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2024-09-20 19:17:50UTC
Radiative Center (Lat, Lon): 29.250000°, -98.630000°
Nearby Counties (meeting alert criteria):
  • Bexar County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power9.05 MW
Map:
Additional Information
Alert Status New Feature
Type of EventNominal Risk
Event Priority Ranking4
Maximum Observed BT (3.9 um)317.77 K
Observed - Background BT (3.9 um)2.64 K
BT Anomaly (3.9 um)1.51 K
Maximum Observed - Clear RTM BT (3.9 um)9.81 K
Maximum Observed BTD (3.9-10/11/12 um)23.52 K
Observed - Background BTD (3.9-10/11/12 um)1.68 K
BTD Anomaly (3.9-10/11/12 um)1.20 K
Similar Pixel Count22
BT Time Tendency (3.9 um)-1.20 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.95
Fraction of Surrounding Red Channel Pixels that are Brighter0.79
Maximum Radiative Power9.05 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 42.90°
Mean Solar Zenith Angle 30.60°
Mean Glint Angle60.60°
Water Fraction0.00
Total Pixel Area 12.40 km2
Latest Satellite Imagery:
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Possible Wildfire

Basic Information
State/Province(s) TX
Country/Countries USA
County/Locality(s) Nueces County, TX
NWS WFO Corpus Christi TX
Identification MethodEnhanced Contextual (Clear)
Mean Object Date/Time2024-09-20 19:17:50UTC
Radiative Center (Lat, Lon): 27.630000°, -97.450000°
Nearby Counties (meeting alert criteria):
  • Nueces County (0.00 km)
Total Radiative Power Anomalyn/a
Total Radiative Power20.47 MW
Map:
Additional Information
Alert Status New Feature
Type of EventLikely a Solar Farm
Event Priority Ranking4
Maximum Observed BT (3.9 um)311.16 K
Observed - Background BT (3.9 um)4.96 K
BT Anomaly (3.9 um)1.61 K
Maximum Observed - Clear RTM BT (3.9 um)5.29 K
Maximum Observed BTD (3.9-10/11/12 um)20.99 K
Observed - Background BTD (3.9-10/11/12 um)5.95 K
BTD Anomaly (3.9-10/11/12 um)2.20 K
Similar Pixel Count24
BT Time Tendency (3.9 um)1.20 K
Image Interval5.00 minutes
Fraction of Surrounding LWIR Pixels that are Colder0.47
Fraction of Surrounding Red Channel Pixels that are Brighter0.83
Maximum Radiative Power20.47 MW
Maximum Radiative Power Uncertainty0.00 MW
Total Radiative Power Uncertainty0.00 MW
Mean Viewing Angle 40.70°
Mean Solar Zenith Angle 29.60°
Mean Glint Angle57.00°
Water Fraction0.00
Total Pixel Area 5.90 km2
Latest Satellite Imagery:
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